/*
Theme Name: Triple Song AI
Theme URI: https://www.triplesongai.com
Author: Triple Song AI Team
Author URI: https://www.triplesongai.com
Description: Premium AI Development Company Theme - Clean light modern design
Version: 2.0.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: triplesong-ai
Tags: business, ai, luxury, premium, professional
*/

/* ==========================================================================
   CSS Variables - Premium Light Design System
   ========================================================================== */

:root {
    /* Premium Light Color Palette */
    --white: #ffffff;
    --off-white: #fafbfc;
    --light-gray: #f5f7fa;
    --lighter-gray: #f9fafb;
    --accent-teal: #01a081;
    --accent-bright: #00d255;
    --accent-gold: #d4af37;

    /* Neutral Colors */
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;

    /* Text Colors */
    --text-primary: #1a1a1a;
    --text-secondary: #4a5568;
    --text-tertiary: #6b7280;

    /* Background Colors */
    --bg-primary: #ffffff;
    --bg-secondary: #f9fafb;
    --bg-tertiary: #f5f7fa;

    /* Typography */
    --font-primary: 'Pretendard', -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
    --font-display: 'Inter', 'Pretendard', sans-serif;
    --font-mono: 'SF Mono', 'Monaco', 'Courier New', monospace;

    /* Spacing System */
    --container-width: 1400px;
    --container-narrow: 1200px;
    --header-height: 80px;
    --section-gap: 160px;
    --section-gap-mobile: 80px;

    /* Animation Curves */
    --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-in-out-quad: cubic-bezier(0.45, 0, 0.55, 1);
    --ease-spring: cubic-bezier(0.68, -0.55, 0.265, 1.55);

    /* Effects */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.08);
    --shadow-xl: 0 16px 64px rgba(0, 0, 0, 0.12);

    /* Borders */
    --border-light: rgba(0, 0, 0, 0.06);
    --border-medium: rgba(0, 0, 0, 0.1);
    --border-strong: rgba(0, 0, 0, 0.15);
}

/* ==========================================================================
   Base Reset & Typography
   ========================================================================== */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-primary);
    font-size: 16px;
    line-height: 1.8;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

h1 {
    font-size: clamp(3rem, 6vw, 5.5rem);
    font-weight: 800;
    letter-spacing: -0.03em;
    line-height: 1.15;
}

h2 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
}

h3 {
    font-size: clamp(1.75rem, 3vw, 2.5rem);
}

h4 {
    font-size: clamp(1.25rem, 2vw, 1.75rem);
}

p {
    margin-bottom: 1.5rem;
    line-height: 1.85;
    color: var(--text-secondary);
    font-weight: 400;
}

a {
    color: inherit;
    text-decoration: none;
    transition: all 0.3s var(--ease-out-expo);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* ==========================================================================
   Container & Layout
   ========================================================================== */

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 40px;
}

.container-narrow {
    max-width: var(--container-narrow);
    margin: 0 auto;
    padding: 0 40px;
}

.section {
    padding: var(--section-gap) 0;
    position: relative;
}

/* ==========================================================================
   Header - Floating Glass Morphism
   ========================================================================== */

.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 20px 0;
    transition: all 0.5s var(--ease-out-expo);
    background: transparent;
}

.header-contact {
    display: flex;
    align-items: center;
    gap: 20px;
}

.header-phone {
    color: var(--accent-teal);
    font-weight: 600;
    font-size: 1rem;
    text-decoration: none;
    transition: all 0.3s ease;
}

.header-phone:hover {
    color: var(--accent-bright);
    transform: scale(1.05);
}

.site-header.scrolled {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-light);
    padding: 12px 0;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.04);
}

.header-container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 40px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.site-logo img {
    height: 45px;
    width: auto;
    transition: all 0.3s var(--ease-out-expo);
}

.site-header.scrolled .site-logo img {
    height: 38px;
}

.site-logo:hover img {
    transform: scale(1.05);
    opacity: 0.8;
}

/* Navigation */
.main-navigation {
    display: flex;
    align-items: center;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 48px;
    list-style: none;
}

.nav-menu a {
    font-size: 15px;
    font-weight: 500;
    letter-spacing: 0.02em;
    color: var(--text-primary);
    position: relative;
    padding: 8px 0;
    transition: color 0.3s ease;
}

.site-header.scrolled .nav-menu a {
    color: var(--text-primary);
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--accent-teal), var(--accent-bright));
    transition: width 0.4s var(--ease-out-expo);
}

.nav-menu a:hover {
    color: var(--accent-teal);
}

.nav-menu a:hover::after,
.nav-menu a.active::after {
    width: 100%;
}

.nav-cta {
    padding: 12px 32px !important;
    background: linear-gradient(135deg, var(--accent-teal), var(--accent-bright));
    border-radius: 50px;
    font-weight: 600;
    color: var(--white) !important;
    transition: all 0.3s var(--ease-out-expo);
    box-shadow: 0 4px 20px rgba(1, 160, 129, 0.25);
}

.nav-cta::after {
    display: none;
}

.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(1, 160, 129, 0.4);
    color: var(--white) !important;
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.mobile-menu-toggle span {
    display: block;
    width: 28px;
    height: 2px;
    background: var(--text-primary);
    transition: all 0.3s var(--ease-out-expo);
    border-radius: 2px;
}

.site-header.scrolled .mobile-menu-toggle span {
    background: var(--text-primary);
}

/* ==========================================================================
   Hero Section - Full Screen Clean
   ========================================================================== */

.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    background:
        linear-gradient(135deg, rgba(255, 255, 255, 0.88) 0%, rgba(248, 250, 252, 0.85) 50%, rgba(241, 245, 249, 0.88) 100%),
        url('https://images.unsplash.com/photo-1600880292203-757bb62b4baf?w=1920&q=80') center/cover no-repeat;
    /* Alternative professional workspace images:
       Option 1: Modern teamwork - photo-1522071820081-009f0129c71c
       Option 2 (Current): Business meeting - photo-1600880292203-757bb62b4baf ⭐ BEST
       Option 3: Office collaboration - photo-1542744173-8e7e53415bb0
       Option 4: Tech startup - photo-1521737711867-e3b97375f902
       Option 5: Modern workspace - photo-1556761175-b413da4baf72
       Option 6: Bright minimal office - photo-1497366216548-37526070297c
       Option 7: Clean workspace with laptop - photo-1497366811353-6870744d04b2
       Option 8: Modern bright office space - photo-1497366754035-f200968a6e72
       Option 9: Professional office setup - photo-1486406146926-c627a92ad1ab
       Option 10: Contemporary workspace - photo-1524758631624-e2822e304c36
    */
}

.hero-section::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image:
        radial-gradient(circle at 20% 30%, rgba(1, 160, 129, 0.04) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(59, 130, 246, 0.04) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
}

#neural-network-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    opacity: 0.6;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background:
        radial-gradient(circle at 20% 50%, rgba(1, 160, 129, 0.12) 0%, transparent 40%),
        radial-gradient(circle at 80% 80%, rgba(0, 210, 85, 0.10) 0%, transparent 40%),
        radial-gradient(circle at 40% 20%, rgba(1, 160, 129, 0.08) 0%, transparent 35%),
        radial-gradient(circle at 60% 60%, rgba(0, 210, 85, 0.06) 0%, transparent 45%);
    animation: gradientFloat 20s ease-in-out infinite;
    pointer-events: none;
}

@keyframes gradientFloat {
    0%, 100% {
        transform: translate(0, 0) rotate(0deg);
        opacity: 1;
    }
    25% {
        transform: translate(30px, -30px) rotate(90deg);
        opacity: 0.8;
    }
    50% {
        transform: translate(-20px, 40px) rotate(180deg);
        opacity: 1;
    }
    75% {
        transform: translate(40px, -20px) rotate(270deg);
        opacity: 0.8;
    }
}

/* Floating Particles */
.hero-section::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        radial-gradient(circle, rgba(1, 160, 129, 0.15) 2px, transparent 2px),
        radial-gradient(circle, rgba(0, 210, 85, 0.12) 1.5px, transparent 1.5px),
        radial-gradient(circle, rgba(1, 160, 129, 0.10) 1px, transparent 1px);
    background-size: 100px 100px, 150px 150px, 200px 200px;
    background-position: 0 0, 50px 80px, 100px 40px;
    animation: particleFloat 30s linear infinite;
    pointer-events: none;
    opacity: 0.5;
}

@keyframes particleFloat {
    0% {
        transform: translateY(0) translateX(0);
    }
    50% {
        transform: translateY(-100px) translateX(50px);
    }
    100% {
        transform: translateY(-200px) translateX(0);
    }
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 40px;
}

.hero-text h1 {
    margin-bottom: 2rem;
    color: var(--text-primary);
    animation: fadeInUp 1s var(--ease-out-expo);
}

.hero-text h1 .highlight {
    background: linear-gradient(135deg, var(--accent-teal), var(--accent-bright));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: inline-block;
    position: relative;
    padding-bottom: 20px;
    margin-bottom: 10px;
}

.hero-text h1 .highlight::after {
    content: '';
    position: absolute;
    bottom: 10px;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-teal), var(--accent-bright));
    border-radius: 2px;
}

.hero-text p {
    font-size: clamp(1.125rem, 2vw, 1.375rem);
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 3rem;
    font-weight: 400;
    animation: fadeInUp 1s var(--ease-out-expo) 0.2s both;
}

.hero-cta-group {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 1s var(--ease-out-expo) 0.4s both;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    color: var(--text-tertiary);
    font-size: 12px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(-10px); }
}

.scroll-indicator::after {
    content: '';
    width: 1px;
    height: 60px;
    background: linear-gradient(to bottom, var(--accent-teal), transparent);
}

/* ==========================================================================
   Buttons - Premium Style
   ========================================================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 16px 40px;
    font-size: 16px;
    font-weight: 600;
    border-radius: 50px;
    border: none;
    cursor: pointer;
    transition: all 0.4s var(--ease-out-expo);
    text-decoration: none;
    position: relative;
    overflow: hidden;
    letter-spacing: 0.02em;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-teal), var(--accent-bright));
    color: var(--white);
    box-shadow: 0 8px 30px rgba(1, 160, 129, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 40px rgba(1, 160, 129, 0.4);
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 2px solid var(--border-medium);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    border-color: var(--accent-teal);
    background: var(--bg-secondary);
    transform: translateY(-3px);
}

.btn-white {
    background: var(--white);
    color: var(--text-primary);
    border: 2px solid var(--border-light);
}

.btn-white:hover {
    background: var(--bg-secondary);
    transform: translateY(-3px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.08);
}

/* ==========================================================================
   Section Headers - Premium Typography
   ========================================================================== */

.section-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 100px;
}

.section-subtitle {
    display: inline-block;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--accent-teal);
    margin-bottom: 16px;
    position: relative;
    padding: 0 24px;
}

.section-subtitle::before,
.section-subtitle::after {
    content: '';
    position: absolute;
    top: 50%;
    width: 16px;
    height: 2px;
    background: var(--accent-teal);
}

.section-subtitle::before {
    left: 0;
}

.section-subtitle::after {
    right: 0;
}

.section-header h2 {
    color: var(--text-primary);
    margin-bottom: 24px;
    line-height: 1.3;
}

.section-header p {
    font-size: 1.125rem;
    color: var(--text-secondary);
    line-height: 1.8;
}

/* ==========================================================================
   Hero Stats
   ========================================================================== */

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 60px;
    margin-top: 60px;
    animation: fadeInUp 1s var(--ease-out-expo) 0.6s both;
}

.hero-stat-item {
    text-align: center;
}

.hero-stat-item .stat-value {
    font-size: clamp(2.5rem, 4vw, 3.5rem);
    font-weight: 800;
    line-height: 1;
    background: linear-gradient(135deg, var(--accent-teal), var(--accent-bright));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 8px;
}

.hero-stat-item .stat-label {
    font-size: 0.875rem;
    color: var(--text-tertiary);
    font-weight: 500;
    letter-spacing: 0.02em;
}

.hero-phone {
    margin-top: 24px;
    font-size: 1.125rem;
    color: var(--text-secondary);
}

.hero-phone a {
    color: var(--accent-teal);
    font-weight: 700;
    text-decoration: none;
    border-bottom: 2px solid var(--accent-teal);
}

/* Quick Contact Inline Form */
.quick-contact-inline {
    max-width: 600px;
    margin: 48px auto 0;
    padding: 32px;
    background: rgba(255, 255, 255, 0.95);
    border-radius: 16px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(1, 160, 129, 0.1);
}

.quick-contact-header h3 {
    font-size: 1.5rem;
    color: var(--text-primary);
    margin-bottom: 8px;
    text-align: center;
}

.quick-contact-header p {
    color: var(--text-secondary);
    font-size: 0.9375rem;
    text-align: center;
    margin-bottom: 24px;
}

.quick-contact-form {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    justify-content: center;
}

.quick-contact-form input {
    flex: 1;
    min-width: 150px;
    padding: 14px 18px;
    border: 2px solid var(--border-light);
    border-radius: 8px;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.quick-contact-form input:focus {
    border-color: var(--accent-teal);
    outline: none;
    box-shadow: 0 0 0 3px rgba(1, 160, 129, 0.1);
}

.quick-contact-form button {
    flex-shrink: 0;
    white-space: nowrap;
}

.quick-contact-alt {
    margin-top: 20px;
    text-align: center;
    color: var(--text-tertiary);
    font-size: 0.9375rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
}

.contact-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 10px 20px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    border: 2px solid;
}

.kakao-badge {
    background: #FEE500;
    color: #3c1e1e;
    border-color: #FEE500;
}

.kakao-badge:hover {
    background: #FDD835;
    border-color: #FDD835;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(254, 229, 0, 0.3);
}

.phone-badge {
    background: var(--accent-teal);
    color: white;
    border-color: var(--accent-teal);
}

.phone-badge:hover {
    background: var(--accent-bright);
    border-color: var(--accent-bright);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(1, 160, 129, 0.3);
}

/* ==========================================================================
   Statistics Section
   ========================================================================== */

.stats-section {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--accent-teal), var(--accent-bright));
    color: var(--white);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    text-align: center;
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.stat-icon {
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    margin-bottom: 8px;
}

.stat-number {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 800;
    line-height: 1;
    display: inline;
}

.stat-suffix {
    font-size: 1.5rem;
    font-weight: 600;
    display: inline;
    opacity: 0.9;
}

.stat-label {
    font-size: 15px;
    font-weight: 500;
    opacity: 0.95;
    letter-spacing: 0.5px;
}

/* ==========================================================================
   Trusted By Section
   ========================================================================== */

.trusted-by-section {
    padding: 80px 0;
    background: linear-gradient(180deg, #f9fafb 0%, #ffffff 100%);
}

.client-logos {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 32px;
    max-width: 1000px;
    margin: 48px auto;
    padding: 0 20px;
}

.logo-item {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    background: white;
    border-radius: 12px;
    border: 2px solid var(--border-light);
    transition: all 0.3s ease;
    min-height: 100px;
}

.logo-item:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
    border-color: var(--accent-teal);
}

.logo-placeholder {
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-secondary);
    text-align: center;
}

.trusted-note {
    text-align: center;
    color: var(--text-tertiary);
    font-size: 0.875rem;
    font-style: italic;
    margin-top: 32px;
}

/* ==========================================================================
   Services Section - Card Grid
   ========================================================================== */

.services-section {
    background: var(--bg-secondary);
    position: relative;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
}

.service-card {
    background: var(--white);
    border: 1px solid var(--border-light);
    border-radius: 24px;
    padding: 48px;
    transition: all 0.5s var(--ease-out-expo);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--accent-teal), var(--accent-bright));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.6s var(--ease-out-expo);
}

.service-card:hover {
    transform: translateY(-8px);
    border-color: var(--border-medium);
    box-shadow: var(--shadow-xl);
    background: var(--white);
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-icon {
    width: 72px;
    height: 72px;
    background: linear-gradient(135deg, var(--accent-teal), var(--accent-bright));
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 32px;
    font-size: 32px;
    color: var(--white);
    position: relative;
}

.service-icon svg,
.service-icon i {
    width: 40px;
    height: 40px;
    color: var(--white);
}

.service-card h3 {
    color: var(--text-primary);
    margin-bottom: 20px;
    font-size: 1.5rem;
}

.service-card > p {
    color: var(--text-secondary);
    margin-bottom: 28px;
    line-height: 1.7;
}

.service-features {
    list-style: none;
    margin-bottom: 32px;
}

.service-features li {
    color: var(--text-secondary);
    padding: 12px 0;
    padding-left: 28px;
    position: relative;
    line-height: 1.6;
    border-bottom: 1px solid var(--border-light);
}

.service-features li:last-child {
    border-bottom: none;
}

.service-features li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 18px;
    width: 16px;
    height: 2px;
    background: linear-gradient(90deg, var(--accent-teal), var(--accent-bright));
}

/* ==========================================================================
   Client Logos Section
   ========================================================================== */

.clients-section {
    padding: 80px 0;
    background: var(--white);
    border-top: 1px solid var(--border-light);
    border-bottom: 1px solid var(--border-light);
}

.clients-title {
    text-align: center;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 12px;
}

.clients-subtitle {
    text-align: center;
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 48px;
}

.clients-text-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto 40px;
}

.client-text-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 30px 20px;
    background: var(--white);
    border: 2px solid var(--border-light);
    border-radius: 16px;
    transition: all 0.4s var(--ease-out-expo);
    position: relative;
    overflow: hidden;
}

.client-text-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(1, 160, 129, 0.05), transparent);
    transition: left 0.5s;
}

.client-text-item:hover::before {
    left: 100%;
}

.client-text-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 35px rgba(1, 160, 129, 0.15);
    border-color: var(--accent-teal);
}

.client-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--accent-teal), var(--accent-bright));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
    font-size: 24px;
    color: var(--white);
    transition: all 0.3s ease;
}

.client-text-item:hover .client-icon {
    transform: scale(1.1) rotate(5deg);
}

.client-text-item h4 {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
    line-height: 1.3;
}

.client-text-item p {
    font-size: 0.875rem;
    color: var(--text-tertiary);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.clients-note {
    text-align: center;
    font-size: 13px;
    color: var(--text-tertiary);
    font-style: italic;
    margin-top: 40px;
}

/* ==========================================================================
   Features Section - Premium Grid
   ========================================================================== */

.features-section {
    background: var(--white);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
}

/* Features Section - 3개씩 3줄 고정 */
#features .features-grid {
    grid-template-columns: repeat(3, 1fr);
}

/* Technology Section - 3개씩 2줄 고정 */
#technology .features-grid {
    grid-template-columns: repeat(3, 1fr);
}

.feature-item {
    padding: 40px 32px;
    text-align: center;
    border-radius: 20px;
    transition: all 0.4s var(--ease-out-expo);
    position: relative;
    border: 1px solid transparent;
    background: var(--bg-secondary);
}

.feature-item::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 20px;
    padding: 1px;
    background: linear-gradient(135deg, rgba(1, 160, 129, 0.3), rgba(0, 210, 85, 0.3));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: opacity 0.4s var(--ease-out-expo);
}

.feature-item:hover {
    background: var(--white);
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.feature-item:hover::before {
    opacity: 1;
}

.feature-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, rgba(1, 160, 129, 0.1), rgba(0, 210, 85, 0.1));
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    font-size: 28px;
}

.feature-icon svg,
.feature-icon i {
    width: 32px;
    height: 32px;
    color: var(--accent-teal);
}

.feature-item h3 {
    color: var(--text-primary);
    margin-bottom: 16px;
    font-size: 1.25rem;
}

.feature-item p {
    color: var(--text-secondary);
    font-size: 0.9375rem;
    line-height: 1.7;
}

/* ==========================================================================
   Portfolio Section - Premium Showcase
   ========================================================================== */

.portfolio-section {
    background: var(--bg-tertiary);
}

/* Portfolio Filters */
.portfolio-filters {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
    margin-bottom: 48px;
}

.filter-btn {
    padding: 10px 24px;
    border: 2px solid var(--border-light);
    border-radius: 50px;
    background: var(--white);
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.filter-btn:hover {
    border-color: var(--accent-teal);
    color: var(--accent-teal);
}

.filter-btn.active {
    background: linear-gradient(135deg, var(--accent-teal), var(--accent-bright));
    border-color: var(--accent-teal);
    color: var(--white);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
    gap: 40px;
}

.portfolio-item {
    position: relative;
    border-radius: 24px;
    overflow: hidden;
    aspect-ratio: 16 / 10;
    cursor: pointer;
    transition: all 0.5s var(--ease-out-expo);
    background: var(--white);
    border: 1px solid var(--border-light);
}

.portfolio-item::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 0%, rgba(255, 255, 255, 0.98) 100%);
    z-index: 1;
    transition: all 0.5s var(--ease-out-expo);
}

.portfolio-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: all 0.6s var(--ease-out-expo);
}

.portfolio-item:hover .portfolio-image {
    transform: scale(1.08);
}

.portfolio-item:hover::before {
    background: linear-gradient(180deg, rgba(0, 0, 0, 0.1) 0%, rgba(255, 255, 255, 0.98) 100%);
}

.portfolio-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 40px;
    z-index: 2;
    transform: translateY(0);
    transition: all 0.5s var(--ease-out-expo);
    background: linear-gradient(180deg, transparent 0%, rgba(255, 255, 255, 0.95) 30%, rgba(255, 255, 255, 0.98) 100%);
}

.portfolio-item:hover .portfolio-content {
    transform: translateY(-10px);
    background: linear-gradient(180deg, transparent 0%, rgba(255, 255, 255, 0.98) 20%, rgba(255, 255, 255, 1) 100%);
}

.portfolio-category {
    display: inline-block;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--white);
    background: var(--accent-teal);
    padding: 6px 16px;
    border-radius: 20px;
    margin-bottom: 16px;
    border: 1px solid var(--accent-teal);
    box-shadow: 0 2px 8px rgba(1, 160, 129, 0.3);
}

.portfolio-content h3 {
    color: var(--text-primary);
    margin-bottom: 12px;
    font-size: 1.5rem;
    text-shadow: 0 1px 2px rgba(255, 255, 255, 0.8);
    font-weight: 700;
}

.portfolio-content p {
    color: var(--text-secondary);
    font-size: 0.9375rem;
    line-height: 1.7;
    font-weight: 500;
}

/* ==========================================================================
   Pricing Transparency Section
   ========================================================================== */

.pricing-transparency-section {
    padding: 100px 0;
    background: linear-gradient(180deg, #ffffff 0%, #f9fafb 100%);
}

.section-badge {
    display: inline-block;
    padding: 6px 16px;
    background: linear-gradient(135deg, rgba(1, 160, 129, 0.1), rgba(0, 210, 85, 0.1));
    color: var(--accent-teal);
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 16px;
    border: 1px solid rgba(1, 160, 129, 0.2);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
    max-width: 1200px;
    margin: 48px auto;
    padding: 0 20px;
}

.pricing-card {
    background: white;
    border-radius: 16px;
    padding: 40px 32px;
    border: 2px solid var(--border-light);
    transition: all 0.3s ease;
    position: relative;
    text-align: center;
}

.pricing-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 48px rgba(0, 0, 0, 0.12);
    border-color: var(--accent-teal);
}

.pricing-card.featured {
    border-color: var(--accent-teal);
    box-shadow: 0 8px 32px rgba(1, 160, 129, 0.15);
    transform: scale(1.05);
}

.pricing-card.featured:hover {
    transform: scale(1.05) translateY(-8px);
}

.pricing-badge {
    display: inline-block;
    padding: 6px 16px;
    background: var(--bg-light);
    color: var(--text-secondary);
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 16px;
}

.pricing-badge.popular {
    background: linear-gradient(135deg, var(--accent-teal), var(--accent-bright));
    color: white;
}

.pricing-amount {
    margin: 24px 0;
}

.pricing-amount .price {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--text-primary);
    display: block;
    line-height: 1;
}

.pricing-amount .period {
    color: var(--text-tertiary);
    font-size: 1rem;
    margin-top: 8px;
    display: block;
}

.pricing-card h3 {
    font-size: 1.5rem;
    margin-bottom: 24px;
    color: var(--text-primary);
}

.pricing-features {
    list-style: none;
    margin: 32px 0;
    padding: 0;
}

.pricing-features li {
    padding: 12px 0;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 12px;
}

.pricing-features i {
    color: var(--accent-teal);
    font-size: 1.125rem;
    flex-shrink: 0;
}

.pricing-card .btn {
    width: 100%;
    justify-content: center;
}

.pricing-card .btn-outline {
    background: #FEE500;
    color: #3c1e1e;
    border-color: #FEE500;
}

.pricing-card .btn-outline:hover {
    background: #FDD835;
    border-color: #FDD835;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(254, 229, 0, 0.3);
}

.pricing-card .btn-primary {
    background: #FEE500;
    color: #3c1e1e;
    border-color: #FEE500;
}

.pricing-card .btn-primary:hover {
    background: #FDD835;
    border-color: #FDD835;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(254, 229, 0, 0.3);
}

.pricing-notes {
    max-width: 900px;
    margin: 64px auto 0;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 24px;
    padding: 0 20px;
}

.pricing-note-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    padding: 24px;
    background: white;
    border-radius: 12px;
    border: 1px solid var(--border-light);
}

.pricing-note-item i {
    color: var(--accent-teal);
    font-size: 1.5rem;
    flex-shrink: 0;
    margin-top: 4px;
}

.pricing-note-item strong {
    display: block;
    margin-bottom: 4px;
    color: var(--text-primary);
}

.pricing-note-item p {
    color: var(--text-tertiary);
    font-size: 0.875rem;
    margin: 0;
}

.btn-outline {
    background: transparent;
    color: var(--accent-teal);
    border: 2px solid var(--accent-teal);
}

.btn-outline:hover {
    background: var(--accent-teal);
    color: white;
}

/* ==========================================================================
   CTA Section - Full Width Impact
   ========================================================================== */

.cta-section {
    background: linear-gradient(135deg, var(--accent-teal), var(--accent-bright));
    position: relative;
    overflow: hidden;
    padding: 120px 0;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background:
        radial-gradient(circle, rgba(255, 255, 255, 0.15) 2px, transparent 2px),
        radial-gradient(circle at 30% 50%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 70% 30%, rgba(255, 255, 255, 0.08) 0%, transparent 40%);
    background-size: 50px 50px, 100% 100%, 100% 100%;
    animation: ctaFloat 25s ease-in-out infinite;
    opacity: 0.6;
}

@keyframes ctaFloat {
    0%, 100% {
        transform: translate(0, 0) rotate(0deg);
    }
    33% {
        transform: translate(20px, -30px) rotate(120deg);
    }
    66% {
        transform: translate(-30px, 20px) rotate(240deg);
    }
}

@keyframes patternMove {
    0% { transform: translate(0, 0); }
    100% { transform: translate(50px, 50px); }
}

.cta-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.cta-content h2 {
    color: var(--white);
    margin-bottom: 24px;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    text-align: center;
}

.cta-content p {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.95);
    margin-bottom: 48px;
    line-height: 1.7;
}

/* ==========================================================================
   FAQ Section
   ========================================================================== */

.faq-section {
    background: var(--white);
}

.faq-accordion {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    border-bottom: 1px solid var(--border-light);
}

.faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 24px 0;
    background: none;
    border: none;
    text-align: left;
    cursor: pointer;
    font-size: 17px;
    font-weight: 600;
    color: var(--text-primary);
    transition: all 0.3s ease;
}

.faq-question:hover {
    color: var(--accent-teal);
}

.faq-question i {
    font-size: 14px;
    color: var(--accent-teal);
    transition: transform 0.3s ease;
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

.faq-answer {
    padding: 0 24px 20px 24px;
}

.faq-answer p {
    font-size: 15px;
    line-height: 1.8;
    color: var(--text-secondary);
}

/* ==========================================================================
   Contact Section - Premium Form
   ========================================================================== */

.contact-section {
    background: var(--white);
}

.response-guarantee {
    background: linear-gradient(135deg, #e0f2fe 0%, #dbeafe 100%);
    border-left: 4px solid var(--accent-teal);
    padding: 16px 24px;
    margin-bottom: 32px;
    border-radius: 8px;
    text-align: center;
    font-size: 1.125rem;
}

.response-guarantee i {
    color: var(--accent-teal);
    margin-right: 8px;
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 80px;
    align-items: start;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.contact-info-item {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.contact-container {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 80px;
    align-items: start;
}

.contact-info h3 {
    color: var(--text-primary);
    margin-bottom: 40px;
    font-size: 1.75rem;
}

.contact-item {
    display: flex;
    gap: 24px;
    margin-bottom: 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid var(--border-light);
}

.contact-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.contact-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, rgba(1, 160, 129, 0.1), rgba(0, 210, 85, 0.1));
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 24px;
}

.contact-icon svg,
.contact-icon i {
    width: 28px;
    height: 28px;
    color: var(--accent-teal);
}

.contact-details h4 {
    color: var(--text-primary);
    font-size: 1rem;
    margin-bottom: 8px;
    font-weight: 600;
}

.contact-details p {
    color: var(--text-secondary);
    font-size: 0.9375rem;
    line-height: 1.7;
    margin: 0;
}

.contact-details a {
    color: var(--text-secondary);
    transition: color 0.3s ease;
}

.contact-details a:hover {
    color: var(--accent-teal);
}

/* Contact Form */
.contact-form {
    background: var(--bg-secondary);
    border: 1px solid var(--border-light);
    border-radius: 24px;
    padding: 48px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.form-group {
    margin-bottom: 28px;
}

.form-group label {
    display: block;
    color: var(--text-primary);
    font-size: 0.9375rem;
    font-weight: 600;
    margin-bottom: 12px;
    letter-spacing: 0.01em;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 16px 20px;
    background: var(--white);
    border: 1px solid var(--border-light);
    border-radius: 12px;
    color: var(--text-primary);
    font-size: 15px;
    font-family: var(--font-primary);
    transition: all 0.3s var(--ease-out-expo);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    background: var(--white);
    border-color: var(--accent-teal);
    box-shadow: 0 0 0 3px rgba(1, 160, 129, 0.1);
}

.form-group textarea {
    min-height: 140px;
    resize: vertical;
}

.form-group select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%231a1a1a' d='M10.293 3.293L6 7.586 1.707 3.293A1 1 0 00.293 4.707l5 5a1 1 0 001.414 0l5-5a1 1 0 10-1.414-1.414z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 20px center;
    padding-right: 48px;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-tertiary);
}

.form-submit {
    width: 100%;
    margin-top: 16px;
}

/* ==========================================================================
   Footer - Premium Light
   ========================================================================== */

.site-footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-light);
    padding: 80px 0 40px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 60px;
    margin-bottom: 60px;
}

.footer-col {
    display: flex;
    flex-direction: column;
}

.footer-col h3 {
    color: var(--text-primary);
    font-size: 1rem;
    margin-bottom: 24px;
    font-weight: 700;
    letter-spacing: 0.02em;
}

.footer-col ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.footer-col li {
    display: flex;
    align-items: center;
    gap: 8px;
}

.footer-col a {
    color: var(--text-secondary);
    font-size: 0.9375rem;
    transition: all 0.3s ease;
}

.footer-col a:hover {
    color: var(--accent-teal);
}

.footer-col p {
    color: var(--text-secondary);
    font-size: 0.9375rem;
    line-height: 1.8;
    margin-bottom: 0.75rem;
}

.footer-section h3 {
    color: var(--text-primary);
    font-size: 1rem;
    margin-bottom: 24px;
    font-weight: 700;
    letter-spacing: 0.02em;
}

.footer-section p {
    color: var(--text-secondary);
    font-size: 0.9375rem;
    line-height: 1.8;
    margin-bottom: 0.75rem;
}

.footer-section strong {
    color: var(--text-primary);
    font-weight: 600;
    display: block;
    margin-top: 16px;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 14px;
}

.footer-links a {
    color: var(--text-secondary);
    font-size: 0.9375rem;
    transition: all 0.3s ease;
    display: inline-block;
}

.footer-links a:hover {
    color: var(--accent-teal);
    transform: translateX(4px);
}

.footer-social {
    display: flex;
    gap: 12px;
    margin-top: 24px;
}

.social-icon {
    width: 44px;
    height: 44px;
    background: var(--white);
    border: 1px solid var(--border-light);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s var(--ease-out-expo);
    color: var(--text-secondary);
}

.social-icon:hover {
    background: linear-gradient(135deg, var(--accent-teal), var(--accent-bright));
    border-color: transparent;
    color: var(--white);
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.footer-bottom {
    padding-top: 40px;
    border-top: 1px solid var(--border-light);
    text-align: center;
}

.footer-bottom p {
    color: var(--text-tertiary);
    font-size: 0.875rem;
    line-height: 1.6;
}

.footer-bottom a {
    color: var(--text-secondary);
    transition: color 0.3s ease;
}

.footer-bottom a:hover {
    color: var(--accent-teal);
}

/* ==========================================================================
   Back to Top Button
   ========================================================================== */

.back-to-top {
    position: fixed;
    bottom: 40px;
    right: 40px;
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--accent-teal), var(--accent-bright));
    border: none;
    border-radius: 50%;
    color: var(--white);
    font-size: 24px;
    cursor: pointer;
    z-index: 999;
    transition: all 0.4s var(--ease-out-expo);
    box-shadow: 0 8px 24px rgba(1, 160, 129, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
}

.back-to-top:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 32px rgba(1, 160, 129, 0.4);
}

/* ==========================================================================
   Floating Contact Buttons
   ========================================================================== */

.floating-buttons {
    position: fixed;
    right: 40px;
    bottom: 120px;
    z-index: 998;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.floating-contact-buttons {
    position: fixed;
    right: 40px;
    bottom: 120px;
    z-index: 998;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.floating-btn {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 20px;
    border-radius: 50px;
    font-size: 14px;
    font-weight: 600;
    color: var(--white);
    text-decoration: none;
    transition: all 0.3s var(--ease-out-expo);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    min-width: 160px;
    white-space: nowrap;
}

.floating-btn img {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
}

.floating-btn i {
    font-size: 20px;
    flex-shrink: 0;
}

.floating-btn span {
    font-size: 14px;
    font-weight: 600;
}

.naver-talk {
    background: #00c73c;
}

.naver-talk:hover {
    background: #00b035;
    transform: translateX(-5px);
    box-shadow: 0 6px 28px rgba(0, 199, 60, 0.35);
}

.kakao-talk {
    background: #fee500;
    color: #3c1e1e;
}

.kakao-talk:hover {
    background: #fdd800;
    transform: translateX(-5px);
    box-shadow: 0 6px 28px rgba(254, 229, 0, 0.4);
}

.floating-btn-naver {
    background: #00c73c;
}

.floating-btn-naver:hover {
    background: #00b035;
    transform: translateX(-5px);
    box-shadow: 0 6px 28px rgba(0, 199, 60, 0.35);
}

.floating-btn-kakao {
    background: #fee500;
    color: #3c1e1e;
}

.floating-btn-kakao:hover {
    background: #fdd800;
    color: #3c1e1e;
    transform: translateX(-5px);
    box-shadow: 0 6px 28px rgba(254, 229, 0, 0.4);
}

.floating-btn-email {
    background: linear-gradient(135deg, var(--accent-teal), var(--accent-bright));
}

.floating-btn-email:hover {
    background: linear-gradient(135deg, #00b070, #00e060);
    transform: translateX(-5px);
    box-shadow: 0 6px 28px rgba(1, 160, 129, 0.35);
}

.email-contact {
    background: linear-gradient(135deg, var(--accent-teal), var(--accent-bright));
}

.email-contact:hover {
    background: linear-gradient(135deg, #00b070, #00e060);
    transform: translateX(-5px);
    box-shadow: 0 6px 28px rgba(1, 160, 129, 0.35);
}

/* ==========================================================================
   Exit Intent Popup
   ========================================================================== */

.exit-intent-popup {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
}

.exit-popup-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(8px);
    animation: fadeIn 0.3s ease;
}

.exit-popup-content {
    position: relative;
    background: var(--white);
    border-radius: 24px;
    max-width: 540px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    animation: popupSlideIn 0.4s var(--ease-out-expo);
    z-index: 1;
}

@keyframes popupSlideIn {
    from {
        opacity: 0;
        transform: scale(0.9) translateY(30px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.exit-popup-close {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.05);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    color: var(--text-secondary);
    transition: all 0.3s var(--ease-out-expo);
    z-index: 2;
}

.exit-popup-close:hover {
    background: rgba(0, 0, 0, 0.1);
    transform: rotate(90deg);
}

.exit-popup-body {
    padding: 50px 40px 40px;
    text-align: center;
}

.exit-popup-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    background: linear-gradient(135deg, var(--accent-teal), var(--accent-bright));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 36px;
    color: var(--white);
    animation: iconPulse 2s ease-in-out infinite;
}

@keyframes iconPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

.exit-popup-body h3 {
    font-size: clamp(1.75rem, 4vw, 2.25rem);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 12px;
    line-height: 1.2;
}

.exit-popup-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: 32px;
}

.exit-popup-offer {
    background: var(--light-gray);
    border-radius: 16px;
    padding: 24px;
    margin-bottom: 32px;
    text-align: left;
}

.offer-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 0;
    border-bottom: 1px solid var(--border-light);
}

.offer-item:last-child {
    border-bottom: none;
}

.offer-item i {
    color: var(--accent-teal);
    font-size: 20px;
    flex-shrink: 0;
}

.offer-item span {
    font-size: 15px;
    font-weight: 500;
    color: var(--text-primary);
}

.exit-popup-form {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 20px;
}

.exit-popup-form input {
    padding: 16px 20px;
    border: 2px solid var(--border-light);
    border-radius: 12px;
    font-size: 15px;
    font-family: var(--font-primary);
    transition: all 0.3s ease;
}

.exit-popup-form input:focus {
    outline: none;
    border-color: var(--accent-teal);
    box-shadow: 0 0 0 4px rgba(1, 160, 129, 0.1);
}

.exit-popup-form .btn {
    margin-top: 8px;
    font-size: 16px;
    padding: 16px 32px;
}

.exit-popup-privacy {
    font-size: 13px;
    color: var(--text-tertiary);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

.exit-popup-privacy i {
    color: var(--accent-teal);
}

/* ==========================================================================
   Sticky Mobile CTA Bar
   ========================================================================== */

.sticky-mobile-cta {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    border-top: 1px solid var(--border-light);
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.08);
    z-index: 997;
    transform: translateY(100%);
    transition: transform 0.4s var(--ease-out-expo);
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 24px;
}

.sticky-mobile-cta.visible {
    transform: translateY(0);
}

.sticky-cta-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 14px 28px;
    background: linear-gradient(135deg, var(--accent-teal), var(--accent-bright));
    color: var(--white);
    border-radius: 50px;
    font-size: 15px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s var(--ease-out-expo);
    box-shadow: 0 4px 16px rgba(1, 160, 129, 0.3);
}

.sticky-cta-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(1, 160, 129, 0.4);
}

.sticky-cta-phone {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    background: var(--white);
    border: 2px solid var(--accent-teal);
    border-radius: 50%;
    color: var(--accent-teal);
    font-size: 18px;
    text-decoration: none;
    transition: all 0.3s var(--ease-out-expo);
}

.sticky-cta-phone:hover {
    background: var(--accent-teal);
    color: var(--white);
    transform: scale(1.05);
}

.sticky-cta-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 24px;
    gap: 16px;
}

.sticky-cta-text {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.sticky-cta-text strong {
    font-size: 15px;
    font-weight: 700;
    color: var(--text-primary);
}

.sticky-cta-text span {
    font-size: 12px;
    color: var(--text-secondary);
}

.sticky-cta-button {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    background: linear-gradient(135deg, var(--accent-teal), var(--accent-bright));
    color: var(--white);
    border-radius: 50px;
    font-size: 14px;
    font-weight: 600;
    text-decoration: none;
    white-space: nowrap;
    transition: all 0.3s var(--ease-out-expo);
    box-shadow: 0 4px 16px rgba(1, 160, 129, 0.3);
}

.sticky-cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(1, 160, 129, 0.4);
}

.sticky-cta-button i {
    font-size: 12px;
}

/* ==========================================================================
   Animations
   ========================================================================== */

.fade-in-up {
    animation: fadeInUp 0.8s var(--ease-out-expo) forwards;
    opacity: 1 !important;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Scroll Animations */
.fade-in-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.fade-in-up.visible {
    opacity: 1;
    transform: translateY(0);
}

.section {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.section.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ==========================================================================
   Testimonial Slider - Infinite Auto Scroll
   ========================================================================== */

.testimonial-slider {
    position: relative;
    overflow: hidden;
    padding: 40px 0;
}

.testimonial-track {
    display: flex;
    gap: 30px;
    animation: scroll-testimonials 60s linear infinite;
    width: fit-content;
}

.testimonial-track:hover {
    animation-play-state: paused;
}

@keyframes scroll-testimonials {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-50%);
    }
}

.testimonial-card {
    min-width: 400px;
    max-width: 400px;
    background: white;
    padding: 35px;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    flex-shrink: 0;
}

.testimonial-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
}

.testimonial-rating {
    display: flex;
    gap: 5px;
    margin-bottom: 15px;
    color: #fbbf24;
    font-size: 16px;
}

.testimonial-text {
    font-style: italic;
    margin: 20px 0;
    color: #334155;
    line-height: 1.8;
    font-size: 15px;
    min-height: 160px;
}

.testimonial-author {
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid #e2e8f0;
}

.testimonial-author strong {
    color: #1e293b;
    font-size: 16px;
    display: block;
    margin-bottom: 5px;
}

.testimonial-author span {
    color: #64748b;
    font-size: 14px;
}

/* Responsive Testimonial Slider */
@media (max-width: 992px) {
    .testimonial-card {
        min-width: 350px;
        max-width: 350px;
    }

    @keyframes scroll-testimonials {
        0% {
            transform: translateX(0);
        }
        100% {
            transform: translateX(-50%);
        }
    }

    /* Features Section - 태블릿에서 2개씩 */
    #features .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    /* Technology Section - 태블릿에서 2개씩 */
    #technology .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .testimonial-card {
        min-width: 300px;
        max-width: 300px;
        padding: 25px;
    }

    .testimonial-text {
        font-size: 14px;
        min-height: 180px;
    }

    .testimonial-track {
        animation: scroll-testimonials 50s linear infinite;
    }
}

/* ==========================================================================
   Comparison Table
   ========================================================================== */

.comparison-table-wrapper {
    overflow-x: auto;
    margin-top: 40px;
    border-radius: 16px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
}

.comparison-table {
    width: 100%;
    border-collapse: collapse;
    background: white;
    border-radius: 16px;
    overflow: hidden;
}

.comparison-table thead {
    background: linear-gradient(135deg, var(--accent-teal) 0%, var(--accent-bright) 100%);
}

.comparison-table th {
    padding: 25px 20px;
    text-align: center;
    color: white;
    font-size: 18px;
    font-weight: 600;
}

.comparison-table .category-col {
    width: 25%;
    text-align: center;
}

.comparison-table .general-col {
    width: 37.5%;
    background: rgba(255, 255, 255, 0.1);
}

.comparison-table .triplesong-col {
    width: 37.5%;
    background: rgba(255, 255, 255, 0.2);
}

.comparison-table tbody tr {
    border-bottom: 1px solid #e2e8f0;
    transition: background-color 0.3s ease;
}

.comparison-table tbody tr:hover {
    background-color: #f8fafc;
}

.comparison-table tbody tr:last-child {
    border-bottom: none;
}

.comparison-table td {
    padding: 25px 20px;
    text-align: center;
    font-size: 15px;
    line-height: 1.6;
}

.category-cell {
    text-align: left;
    font-weight: 600;
    color: #1e293b;
    background: #f8fafc;
}

.category-cell i {
    color: var(--accent-teal);
    margin-right: 10px;
    font-size: 18px;
}

.general-cell {
    color: #64748b;
    font-size: 15px;
}

.triplesong-cell {
    color: #1e293b;
    font-weight: 600;
    background: linear-gradient(135deg, rgba(1, 160, 129, 0.05) 0%, rgba(0, 210, 85, 0.05) 100%);
    position: relative;
}

.triplesong-cell::before {
    content: '✓';
    position: absolute;
    left: 15px;
    color: var(--accent-teal);
    font-size: 20px;
    font-weight: bold;
}

/* Responsive Table */
@media (max-width: 768px) {
    .comparison-table th,
    .comparison-table td {
        padding: 15px 10px;
        font-size: 14px;
    }

    .category-cell i {
        display: block;
        margin-bottom: 5px;
    }

    .triplesong-cell::before {
        left: 5px;
        font-size: 16px;
    }
}

/* ==========================================================================
   Premium Micro-interactions
   ========================================================================== */

/* Pulse Button Effect */
.pulse-btn {
    position: relative;
    overflow: hidden;
}

.pulse-btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.pulse-btn:hover::before {
    width: 300px;
    height: 300px;
}

/* Button Icon Slide Animation */
.btn i {
    transition: transform 0.3s var(--ease-out-expo);
    display: inline-flex;
    align-items: center;
}

.btn:hover i.fa-arrow-right {
    transform: translateX(5px);
}

.btn:hover i.fa-paper-plane {
    transform: translateX(3px) translateY(-2px);
}

.btn:hover i.fa-phone {
    transform: scale(1.1);
}

.btn:hover i.fa-chevron-down {
    transform: translateY(2px);
}

/* Card Hover Lift Effect */
.service-card,
.feature-item,
.portfolio-item {
    transition: all 0.4s var(--ease-out-expo);
}

.service-card:hover,
.feature-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
}

.portfolio-item:hover {
    transform: translateY(-6px) scale(1.02);
}

/* Icon Pulse Animation */
@keyframes iconFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.service-icon:hover,
.feature-icon:hover {
    animation: iconFloat 1s ease-in-out infinite;
}

/* Gradient Background Animation */
@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.stats-section,
.cta-section {
    background-size: 200% 200%;
    animation: gradientShift 15s ease infinite;
}

/* Smooth Underline Effect for Links */
.nav-menu a,
.footer-links a {
    position: relative;
    display: inline-block;
}

.nav-menu a::after,
.footer-links a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-teal);
    transition: width 0.3s var(--ease-out-expo);
}

.nav-menu a:hover::after,
.footer-links a:hover::after {
    width: 100%;
}

/* Shimmer Effect for Stats Numbers */
@keyframes shimmer {
    0% { background-position: -1000px 0; }
    100% { background-position: 1000px 0; }
}

.stat-number {
    background: linear-gradient(90deg,
        var(--white) 0%,
        rgba(255, 255, 255, 0.8) 50%,
        var(--white) 100%
    );
    background-size: 1000px 100%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: shimmer 3s infinite linear;
}

/* Ripple Effect on Click */
.btn,
.filter-btn,
.faq-question {
    position: relative;
    overflow: hidden;
}

.btn::after,
.filter-btn::after,
.faq-question::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    transform: translate(-50%, -50%);
    transition: width 0.5s, height 0.5s;
}

.btn:active::after,
.filter-btn:active::after,
.faq-question:active::after {
    width: 300px;
    height: 300px;
    transition: width 0s, height 0s;
}

/* Stagger Fade-in for Grid Items */
.service-card,
.feature-item,
.portfolio-item {
    animation: fadeInUp 0.6s var(--ease-out-expo) both;
}

.service-card:nth-child(1),
.feature-item:nth-child(1),
.portfolio-item:nth-child(1) {
    animation-delay: 0.1s;
}

.service-card:nth-child(2),
.feature-item:nth-child(2),
.portfolio-item:nth-child(2) {
    animation-delay: 0.2s;
}

.service-card:nth-child(3),
.feature-item:nth-child(3),
.portfolio-item:nth-child(3) {
    animation-delay: 0.3s;
}

.service-card:nth-child(4),
.feature-item:nth-child(4),
.portfolio-item:nth-child(4) {
    animation-delay: 0.4s;
}

.service-card:nth-child(5),
.feature-item:nth-child(5),
.portfolio-item:nth-child(5) {
    animation-delay: 0.5s;
}

.service-card:nth-child(6),
.feature-item:nth-child(6),
.portfolio-item:nth-child(6) {
    animation-delay: 0.6s;
}

/* Scroll Progress Indicator */
.scroll-indicator {
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(10px); }
}

/* Floating Animation for Contact Buttons */
.floating-contact-buttons {
    animation: floatSide 3s ease-in-out infinite;
}

@keyframes floatSide {
    0%, 100% { transform: translateX(0); }
    50% { transform: translateX(-5px); }
}

/* ==========================================================================
   Responsive Design
   ========================================================================== */

@media (max-width: 1200px) {
    :root {
        --container-width: 1140px;
        --section-gap: 120px;
    }

    .services-grid {
        grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    }

    .footer-content {
        grid-template-columns: repeat(2, 1fr);
        gap: 40px;
    }
}

@media (max-width: 991px) {
    :root {
        --section-gap: 100px;
        --header-height: 70px;
    }

    .container,
    .container-narrow {
        padding: 0 32px;
    }

    .header-container {
        padding: 0 32px;
    }

    /* Mobile Menu */
    .mobile-menu-toggle {
        display: flex;
        z-index: 1001;
    }

    .main-navigation {
        position: fixed;
        top: 0;
        right: -100%;
        width: 320px;
        height: 100vh;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(20px);
        padding: 100px 40px 40px;
        transition: right 0.5s var(--ease-out-expo);
        z-index: 1000;
        border-left: 1px solid var(--border-light);
        box-shadow: -4px 0 20px rgba(0, 0, 0, 0.08);
    }

    .main-navigation.active {
        right: 0;
    }

    .nav-menu {
        flex-direction: column;
        gap: 0;
        align-items: flex-start;
    }

    .nav-menu li {
        width: 100%;
        border-bottom: 1px solid var(--border-light);
    }

    .nav-menu a {
        display: block;
        padding: 20px 0;
        font-size: 18px;
        color: var(--text-primary);
    }

    .nav-cta {
        margin-top: 20px;
        width: 100%;
        text-align: center;
    }

    .contact-wrapper,
    .contact-container {
        grid-template-columns: 1fr;
        gap: 60px;
    }

    .portfolio-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    :root {
        --section-gap: 80px;
    }

    .container,
    .container-narrow {
        padding: 0 24px;
    }

    .header-container {
        padding: 0 24px;
    }

    .header-contact {
        display: none;
    }

    .hero-section {
        padding-top: 80px;
    }

    .hero-text h1 {
        font-size: 2.5rem;
    }

    /* Quick Contact Form Mobile */
    .quick-contact-form {
        flex-direction: column;
    }

    .quick-contact-form input,
    .quick-contact-form button {
        width: 100%;
    }

    /* Client Logos Mobile */
    .client-logos {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    /* Pricing Mobile */
    .pricing-grid {
        grid-template-columns: 1fr;
    }

    .pricing-card.featured {
        transform: scale(1);
    }

    .pricing-notes {
        grid-template-columns: 1fr;
    }

    /* Section Headers Mobile */
    .section-header h2 {
        white-space: normal;
        font-size: 1.75rem;
    }

    .cta-content h2 {
        white-space: normal;
        font-size: 1.75rem;
    }

    /* Hide floating elements on mobile */
    .floating-buttons,
    .back-to-top,
    #back-to-top,
    .sticky-mobile-cta {
        display: none !important;
    }

    /* Stats Section Mobile */
    .stats-section {
        padding: 60px 0;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }

    .stat-icon {
        width: 50px;
        height: 50px;
        font-size: 20px;
    }

    .stat-number {
        font-size: 2rem;
    }

    .stat-suffix {
        font-size: 1.25rem;
    }

    .stat-label {
        font-size: 13px;
    }

    /* Client Logos Mobile */
    .clients-section {
        padding: 60px 0;
    }

    .clients-subtitle {
        font-size: 1.125rem;
        margin-bottom: 32px;
    }

    .clients-text-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .client-text-item {
        padding: 24px 16px;
    }

    .client-icon {
        width: 50px;
        height: 50px;
        font-size: 20px;
        margin-bottom: 12px;
    }

    .client-text-item h4 {
        font-size: 1rem;
    }

    .client-text-item p {
        font-size: 0.75rem;
    }

    /* Portfolio Filters Mobile */
    .portfolio-filters {
        gap: 8px;
        margin-bottom: 32px;
    }

    .filter-btn {
        padding: 8px 16px;
        font-size: 13px;
    }

    /* FAQ Mobile */
    .faq-question {
        padding: 20px 0;
        font-size: 15px;
    }

    .faq-answer p {
        font-size: 14px;
    }

    .hero-stats {
        gap: 40px;
        flex-wrap: wrap;
    }

    .hero-cta-group {
        flex-direction: column;
        width: 100%;
    }

    .hero-cta-group .btn {
        width: 100%;
    }

    .section-header {
        margin-bottom: 60px;
    }

    .services-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .service-card {
        padding: 36px 28px;
    }

    .features-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    /* Features Section - 모바일에서도 1개씩 */
    #features .features-grid {
        grid-template-columns: 1fr;
    }

    /* Technology Section - 모바일에서도 1개씩 */
    #technology .features-grid {
        grid-template-columns: 1fr;
    }

    .portfolio-grid {
        gap: 24px;
    }

    .portfolio-item {
        aspect-ratio: 4 / 3;
    }

    .contact-form {
        padding: 32px 24px;
    }

    .form-row {
        grid-template-columns: 1fr;
        gap: 0;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .back-to-top {
        bottom: 24px;
        right: 24px;
        width: 48px;
        height: 48px;
    }

    .floating-contact-buttons {
        right: 20px;
        bottom: 90px;
        gap: 10px;
    }

    .floating-btn {
        padding: 12px 16px;
        font-size: 13px;
        min-width: 140px;
    }

    .floating-btn img {
        width: 20px;
        height: 20px;
    }

    .floating-btn i {
        font-size: 18px;
    }

    .floating-btn span {
        font-size: 13px;
    }
}

@media (max-width: 480px) {
    .hero-text p {
        font-size: 1rem;
    }

    .btn {
        padding: 14px 28px;
        font-size: 15px;
    }

    .service-icon {
        width: 60px;
        height: 60px;
    }

    .portfolio-content {
        padding: 24px;
    }

    .main-navigation {
        width: 280px;
    }

    /* Stats Section Extra Small Mobile */
    .stats-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    /* Client Logos Extra Small Mobile */
    .clients-logos {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }

    /* Portfolio Filters Extra Small Mobile */
    .portfolio-filters {
        gap: 6px;
    }

    .filter-btn {
        padding: 6px 14px;
        font-size: 12px;
    }

    /* FAQ Extra Small Mobile */
    .faq-question {
        font-size: 14px;
        padding: 16px 0;
    }

    .faq-answer p {
        font-size: 13px;
    }

    .floating-contact-buttons {
        right: 16px;
        bottom: 80px;
        gap: 8px;
    }

    .floating-btn {
        padding: 10px 14px;
        font-size: 12px;
        min-width: 50px;
        gap: 8px;
    }

    .floating-btn span {
        display: none;
    }

    .floating-btn img {
        width: 22px;
        height: 22px;
    }

    .floating-btn i {
        font-size: 20px;
    }
}

/* ==========================================================================
   Utility Classes
   ========================================================================== */

.text-center {
    text-align: center;
}

.text-gradient {
    background: linear-gradient(135deg, var(--accent-teal), var(--accent-bright));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 1rem; }
.mb-2 { margin-bottom: 2rem; }
.mb-3 { margin-bottom: 3rem; }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }
.mt-3 { margin-top: 3rem; }

/* ==========================================================================
   Privacy Consent Checkbox
   ========================================================================== */

.privacy-consent {
    margin: 20px 0;
}

.privacy-label {
    display: block;
    cursor: pointer;
    font-size: 0.95rem;
    line-height: 1.6;
}

.privacy-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
    vertical-align: middle;
    margin-right: 8px;
}

.privacy-label span {
    color: var(--gray-700);
    display: inline;
}

.privacy-label a {
    color: var(--accent-teal);
    text-decoration: none;
    font-weight: 500;
    display: inline-block;
    margin-left: 4px;
}

.privacy-label a:hover {
    text-decoration: underline;
}