/* ========================================
   OJT Technologies - Premium Portfolio
   Dark Luxury Theme with Teal Accents
======================================== */

/* CSS Variables */
:root {
    /* Colors */
    --bg-primary: #0a0a0a;
    --bg-secondary: #1a1a2e;
    --bg-tertiary: #16213e;
    --accent-primary: #00a896;
    --accent-secondary: #02c39a;
    --accent-glow: rgba(0, 168, 150, 0.3);
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.7);
    --text-muted: rgba(255, 255, 255, 0.5);
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --glass-hover: rgba(255, 255, 255, 0.08);
    
    /* Typography */
    --font-heading: 'Playfair Display', serif;
    --font-body: 'Poppins', sans-serif;
    
    /* Spacing */
    --section-padding: 120px;
    --container-width: 1400px;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-medium: 0.4s ease;
    --transition-slow: 0.6s ease;
}

/* Reset & Base */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Selection */
::selection {
    background: var(--accent-primary);
    color: var(--text-primary);
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--accent-primary);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent-secondary);
}

/* ========================================
   Animated Bubbles Background
======================================== */
.bubbles-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}

.bubble {
    position: absolute;
    bottom: -100px;
    background: radial-gradient(circle at 30% 30%, 
        rgba(0, 168, 150, 0.4), 
        rgba(0, 168, 150, 0.1));
    border-radius: 50%;
    animation: rise linear infinite;
    box-shadow: 
        inset 0 0 20px rgba(255, 255, 255, 0.1),
        0 0 30px rgba(0, 168, 150, 0.2);
}

@keyframes rise {
    0% {
        transform: translateY(0) rotate(0deg) scale(1);
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    90% {
        opacity: 1;
    }
    100% {
        transform: translateY(-110vh) rotate(720deg) scale(0.5);
        opacity: 0;
    }
}

/* ========================================
   Navigation
======================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 20px 0;
    transition: var(--transition-medium);
}

.navbar.scrolled {
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(20px);
    padding: 15px 0;
    border-bottom: 1px solid var(--glass-border);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: var(--text-primary);
}

.logo-img {
    height: 45px;
    width: auto;
    animation: pulse 2s ease-in-out infinite;
}

.logo-icon {
    font-size: 2rem;
    color: var(--accent-primary);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

.logo-text {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 600;
    letter-spacing: 1px;
}

.logo-text .accent {
    color: var(--accent-primary);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 40px;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    letter-spacing: 0.5px;
    position: relative;
    transition: var(--transition-fast);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--accent-primary), var(--accent-secondary));
    transition: var(--transition-medium);
}

.mobile-lang-switcher {
    display: none;
}

.nav-links a:hover {
    color: var(--text-primary);
}

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

.nav-right {
    display: flex;
    align-items: center;
    gap: 20px;
}

/* Language Dropdown */
.lang-dropdown {
    position: relative;
}

.lang-toggle {
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    padding: 8px 14px;
    border-radius: 20px;
    font-family: var(--font-body);
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-fast);
}

.lang-toggle i {
    font-size: 0.8rem;
    transition: transform 0.2s ease;
}

.lang-dropdown.open .lang-toggle i {
    transform: rotate(180deg);
}

.lang-menu {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    background: var(--bg-secondary);
    border: 1px solid var(--glass-border);
    border-radius: 14px;
    padding: 6px;
    display: flex;
    flex-direction: column;
    gap: 6px;
    min-width: 120px;
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    pointer-events: none;
    transition: max-height 0.25s ease, opacity 0.2s ease;
    z-index: 1001;
}

.lang-dropdown.open .lang-menu {
    max-height: 200px;
    opacity: 1;
    pointer-events: auto;
}

.lang-btn {
    padding: 8px 12px;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    font-family: var(--font-body);
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    border-radius: 12px;
    transition: var(--transition-fast);
    text-align: left;
}

.lang-btn:hover {
    color: var(--text-primary);
    background: var(--glass-bg);
}

.lang-btn.active {
    background: var(--accent-primary);
    color: var(--text-primary);
}

/* Mobile Menu Button */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.mobile-menu-btn span {
    display: block;
    width: 25px;
    height: 2px;
    background: var(--text-primary);
    transition: var(--transition-fast);
}

/* ========================================
   Hero Section
======================================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding: 120px 40px 80px;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(ellipse at 20% 50%, rgba(0, 168, 150, 0.1) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 20%, rgba(26, 26, 46, 0.8) 0%, transparent 50%);
    z-index: 1;
}

.hero-content {
    max-width: 700px;
    position: relative;
    z-index: 2;
}

.hero-badge {
    display: inline-block;
    padding: 10px 25px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 30px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--accent-primary);
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 30px;
    backdrop-filter: blur(10px);
    animation: fadeInUp 0.8s ease forwards;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 30px;
}

.hero-title span {
    display: block;
    animation: fadeInUp 0.8s ease forwards;
    opacity: 0;
}

.hero-title span:nth-child(1) { animation-delay: 0.2s; }
.hero-title span:nth-child(2) { animation-delay: 0.4s; }
.hero-title span:nth-child(3) { animation-delay: 0.6s; }

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

.hero-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 40px;
    animation: fadeInUp 0.8s ease forwards;
    animation-delay: 0.8s;
    opacity: 0;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    margin-bottom: 60px;
    animation: fadeInUp 0.8s ease forwards;
    animation-delay: 1s;
    opacity: 0;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 35px;
    border-radius: 50px;
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition-medium);
    border: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    color: var(--text-primary);
    box-shadow: 0 10px 30px rgba(0, 168, 150, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(0, 168, 150, 0.4);
}

.btn-primary i {
    transition: var(--transition-fast);
}

.btn-primary:hover i {
    transform: translateX(5px);
}

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

.btn-secondary:hover {
    border-color: var(--accent-primary);
    background: var(--glass-bg);
}

/* Hero Stats */
.hero-stats {
    display: flex;
    gap: 50px;
    animation: fadeInUp 0.8s ease forwards;
    animation-delay: 1.2s;
    opacity: 0;
}

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

.stat-number {
    display: block;
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--accent-primary);
    line-height: 1;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Hero Visual */
.hero-visual {
    position: absolute;
    right: 5%;
    top: 50%;
    transform: translateY(-50%);
    width: 500px;
    height: 500px;
    z-index: 2;
}

.hero-orb {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, 
        rgba(0, 168, 150, 0.3) 0%, 
        rgba(0, 168, 150, 0.1) 40%,
        transparent 70%);
    border-radius: 50%;
    animation: orbPulse 4s ease-in-out infinite;
}

@keyframes orbPulse {
    0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 0.5; }
    50% { transform: translate(-50%, -50%) scale(1.2); opacity: 0.8; }
}

.floating-card {
    position: absolute;
    padding: 20px 30px;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    display: flex;
    align-items: center;
    gap: 15px;
    color: var(--text-primary);
    font-weight: 500;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    animation: float 6s ease-in-out infinite;
}

.floating-card i {
    font-size: 1.5rem;
    color: var(--accent-primary);
}

.card-1 {
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.card-2 {
    top: 50%;
    right: 5%;
    animation-delay: 2s;
}

.card-3 {
    bottom: 20%;
    left: 20%;
    animation-delay: 4s;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(3deg); }
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    color: var(--text-muted);
    font-size: 0.8rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    z-index: 2;
    animation: bounce 2s ease-in-out infinite;
}

.mouse {
    width: 25px;
    height: 40px;
    border: 2px solid var(--text-muted);
    border-radius: 20px;
    position: relative;
}

.wheel {
    width: 4px;
    height: 8px;
    background: var(--accent-primary);
    border-radius: 2px;
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    animation: scroll 2s ease-in-out infinite;
}

@keyframes scroll {
    0%, 100% { transform: translateX(-50%) translateY(0); opacity: 1; }
    50% { transform: translateX(-50%) translateY(10px); opacity: 0.5; }
}

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

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

/* ========================================
   Section Styles
======================================== */
.section-container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 40px;
}

.section-header {
    text-align: center;
    margin-bottom: 80px;
}

.section-subtitle {
    display: inline-block;
    padding: 10px 25px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 30px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--accent-primary);
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 20px;
}

.section-title {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    color: var(--text-primary);
}

/* ========================================
   About Section
======================================== */
.about-section {
    padding: var(--section-padding) 0;
    position: relative;
    background: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 80px;
    align-items: center;
}

.about-image {
    position: relative;
}

.image-frame {
    position: relative;
    padding: 40px;
}

.frame-decoration {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 2px solid var(--accent-primary);
    border-radius: 30px;
    opacity: 0.3;
    transform: rotate(5deg);
}

.about-avatar {
    width: 300px;
    height: 350px;
    background: linear-gradient(135deg, var(--bg-tertiary), var(--bg-secondary));
    border-radius: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--glass-border);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.4);
    position: relative;
    z-index: 1;
}

.about-avatar i {
    font-size: 6rem;
    color: var(--accent-primary);
    opacity: 0.8;
}

.experience-badge {
    position: absolute;
    bottom: 20px;
    right: -20px;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    padding: 20px 30px;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 20px 40px rgba(0, 168, 150, 0.3);
    z-index: 2;
}

.exp-number {
    display: block;
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    line-height: 1;
}

.exp-text {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    opacity: 0.9;
}

.about-text {
    padding: 20px 0;
}

.about-heading {
    font-family: var(--font-heading);
    font-size: 2rem;
    margin-bottom: 25px;
    color: var(--text-primary);
}

.about-description {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 20px;
}

.about-features {
    margin: 40px 0;
}

.feature-item {
    display: flex;
    gap: 20px;
    margin-bottom: 25px;
}

.feature-icon {
    width: 50px;
    height: 50px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.feature-icon i {
    font-size: 1.2rem;
    color: var(--accent-primary);
}

.feature-text h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 5px;
}

.feature-text p {
    font-size: 0.9rem;
    color: var(--text-muted);
}

/* ========================================
   Skills Section
======================================== */
.skills-section {
    padding: var(--section-padding) 0;
    position: relative;
    background: var(--bg-secondary);
}

.skills-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(ellipse at 10% 90%, rgba(0, 168, 150, 0.1) 0%, transparent 40%),
        radial-gradient(ellipse at 90% 10%, rgba(0, 168, 150, 0.05) 0%, transparent 40%);
    pointer-events: none;
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-bottom: 60px;
}

/* Glass Card */
.glass-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 25px;
    padding: 35px;
    backdrop-filter: blur(20px);
    transition: var(--transition-medium);
    position: relative;
    overflow: hidden;
}

.glass-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, 
        transparent, 
        rgba(255, 255, 255, 0.05), 
        transparent);
    transition: var(--transition-slow);
}

.glass-card:hover::before {
    left: 100%;
}

.glass-card:hover {
    transform: translateY(-10px);
    border-color: var(--accent-primary);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.3);
}

/* 3D Tilt Effect */
[data-tilt] {
    transform-style: preserve-3d;
}

/* Skill Category */
.category-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 30px;
}

.category-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.category-icon i {
    font-size: 1.5rem;
    color: var(--text-primary);
}

.category-header h3 {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    font-weight: 600;
}

/* Skill Items */
.skill-item {
    margin-bottom: 25px;
}

.skill-info {
    display: flex;
    justify-content: space-between;
    margin-bottom: 10px;
}

.skill-name {
    font-weight: 500;
    font-size: 0.95rem;
}

.skill-percent {
    color: var(--accent-primary);
    font-weight: 600;
}

.skill-bar {
    height: 8px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    overflow: hidden;
    margin-bottom: 8px;
}

.skill-progress {
    height: 100%;
    background: linear-gradient(90deg, var(--accent-primary), var(--accent-secondary));
    border-radius: 10px;
    width: 0;
    transition: width 1.5s ease;
}

.skill-level {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    padding: 4px 12px;
    border-radius: 20px;
    display: inline-block;
}

.skill-level.expert {
    background: rgba(0, 168, 150, 0.2);
    color: var(--accent-primary);
}

.skill-level.advanced {
    background: rgba(2, 195, 154, 0.2);
    color: var(--accent-secondary);
}

.skill-level.intermediate {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-secondary);
}

/* Skill Items - Simplified */
.skills-list-simple {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.skill-tag {
    padding: 10px 18px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 25px;
    font-size: 0.9rem;
    color: var(--text-secondary);
    transition: var(--transition-fast);
}

.skill-tag:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
    background: rgba(0, 168, 150, 0.1);
}

/* Portfolio Notice */
.portfolio-notice {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 20px 30px;
    margin-bottom: 40px;
    background: rgba(0, 168, 150, 0.1);
    border-color: var(--accent-primary);
}

.portfolio-notice i {
    font-size: 1.5rem;
    color: var(--accent-primary);
}

.portfolio-notice p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin: 0;
}

/* Expertise Cards */
.expertise-cards {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
}

.expertise-card {
    text-align: center;
    padding: 40px 25px;
    position: relative;
}

.card-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100px;
    height: 100px;
    background: radial-gradient(circle, var(--accent-glow), transparent);
    opacity: 0;
    transition: var(--transition-medium);
}

.expertise-card:hover .card-glow {
    opacity: 1;
    width: 200px;
    height: 200px;
}

.expertise-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 25px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 1;
}

.expertise-icon i {
    font-size: 2rem;
    color: var(--accent-primary);
}

.expertise-card h4 {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    margin-bottom: 15px;
    position: relative;
    z-index: 1;
}

.expertise-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
    position: relative;
    z-index: 1;
}

/* ========================================
   Services Section
======================================== */
.services-section {
    padding: var(--section-padding) 0;
    background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.service-card {
    padding: 45px 35px;
    position: relative;
}

.service-card.featured {
    border-color: var(--accent-primary);
    transform: scale(1.05);
}

.featured-badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    padding: 8px 25px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.service-number {
    position: absolute;
    top: 30px;
    right: 30px;
    font-family: var(--font-heading);
    font-size: 4rem;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.03);
    line-height: 1;
}

.service-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, rgba(0, 168, 150, 0.2), rgba(0, 168, 150, 0.05));
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 30px;
}

.service-icon i {
    font-size: 2rem;
    color: var(--accent-primary);
}

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

.service-card > p {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 25px;
}

.service-features {
    list-style: none;
    margin-bottom: 30px;
}

.service-features li {
    padding: 10px 0;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.95rem;
}

.service-features li::before {
    content: '◆';
    color: var(--accent-primary);
    font-size: 0.6rem;
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: var(--accent-primary);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    transition: var(--transition-fast);
}

.service-link:hover {
    gap: 15px;
}

.service-link i {
    transition: var(--transition-fast);
}

/* ========================================
   Portfolio Section
======================================== */
.portfolio-section {
    padding: var(--section-padding) 0;
    background: var(--bg-primary);
    position: relative;
}

.portfolio-filter {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 50px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 12px 30px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 30px;
    color: var(--text-secondary);
    font-family: var(--font-body);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-medium);
}

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

.filter-btn.active {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    border-color: transparent;
    color: var(--text-primary);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
}

.portfolio-item {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    aspect-ratio: 4/3;
}

.portfolio-item.large {
    grid-column: span 2;
    grid-row: span 2;
    aspect-ratio: auto;
}

.portfolio-image {
    width: 100%;
    height: 100%;
    position: relative;
}

.image-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 15px;
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 600;
}

.image-placeholder i {
    font-size: 4rem;
    opacity: 0.8;
}

.portfolio-item.large .image-placeholder i {
    font-size: 6rem;
}

.portfolio-item.large .image-placeholder {
    font-size: 2rem;
}

.restaurant-theme {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
    color: var(--accent-primary);
}

.corporate-theme {
    background: linear-gradient(135deg, #2d3436 0%, #636e72 100%);
    color: #74b9ff;
}

.ecommerce-theme {
    background: linear-gradient(135deg, #2d132c 0%, #801336 100%);
    color: #fab1a0;
}

.portfolio-theme {
    background: linear-gradient(135deg, #0c2461 0%, #1e3799 100%);
    color: #a29bfe;
}

.cafe-theme {
    background: linear-gradient(135deg, #2c2c54 0%, #474787 100%);
    color: #f8a5c2;
}

.portfolio-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, 
        transparent 0%, 
        rgba(0, 0, 0, 0.8) 50%,
        rgba(10, 10, 10, 0.95) 100%);
    display: flex;
    align-items: flex-end;
    padding: 30px;
    opacity: 0;
    transition: var(--transition-medium);
}

.portfolio-item:hover .portfolio-overlay {
    opacity: 1;
}

.portfolio-item:hover .image-placeholder {
    transform: scale(1.1);
    transition: var(--transition-slow);
}

.overlay-content {
    transform: translateY(20px);
    transition: var(--transition-medium);
}

.portfolio-item:hover .overlay-content {
    transform: translateY(0);
}

.project-category {
    display: inline-block;
    padding: 6px 15px;
    background: var(--accent-primary);
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 15px;
}

.overlay-content h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    margin-bottom: 10px;
}

.portfolio-item.large .overlay-content h3 {
    font-size: 2rem;
}

.overlay-content p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: 15px;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 20px;
}

.project-tech span {
    padding: 5px 12px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 15px;
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.portfolio-link {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: var(--accent-primary);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    transition: var(--transition-fast);
}

.portfolio-link:hover {
    gap: 15px;
}

.portfolio-cta {
    text-align: center;
    margin-top: 60px;
    padding: 40px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 25px;
}

.portfolio-cta p {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 25px;
}

/* ========================================
   Testimonials Section
======================================== */
.testimonials-section {
    padding: var(--section-padding) 0;
    background: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
    overflow: hidden;
}

.testimonials-slider {
    position: relative;
    max-width: 1000px;
    margin: 0 auto;
}

.testimonial-track {
    display: flex;
    gap: 30px;
    transition: transform 0.5s ease;
}

.testimonial-card {
    min-width: 100%;
    padding: 50px;
    position: relative;
}

.testimonial-quote {
    position: absolute;
    top: 30px;
    left: 40px;
    font-size: 3rem;
    color: var(--accent-primary);
    opacity: 0.3;
}

.testimonial-text {
    font-size: 1.2rem;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: 30px;
    font-style: italic;
    padding-left: 20px;
    border-left: 3px solid var(--accent-primary);
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 20px;
}

.author-avatar {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.author-avatar i {
    font-size: 1.5rem;
    color: var(--text-primary);
}

.author-info h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 5px;
}

.author-info span {
    font-size: 0.9rem;
    color: var(--text-muted);
}

.testimonial-rating {
    position: absolute;
    top: 40px;
    right: 40px;
    color: #ffd700;
}

.testimonial-rating i {
    margin-left: 3px;
}

.slider-controls {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 30px;
    margin-top: 40px;
}

.slider-btn {
    width: 50px;
    height: 50px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 50%;
    color: var(--text-primary);
    cursor: pointer;
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
}

.slider-btn:hover {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
}

.slider-dots {
    display: flex;
    gap: 10px;
}

.dot {
    width: 12px;
    height: 12px;
    background: var(--glass-border);
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition-fast);
}

.dot.active {
    background: var(--accent-primary);
    transform: scale(1.2);
}

/* ========================================
   Process Section
======================================== */
.process-section {
    padding: var(--section-padding) 0;
    background: var(--bg-secondary);
}

.process-timeline {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
}

.timeline-line {
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 60px;
    width: 2px;
    background: linear-gradient(180deg, 
        var(--accent-primary) 0%, 
        var(--accent-secondary) 50%,
        var(--accent-primary) 100%);
    transform: translateX(-50%);
}

.process-step {
    display: flex;
    align-items: center;
    margin-bottom: 60px;
    position: relative;
}

.process-step:nth-child(even) {
    flex-direction: row-reverse;
}

.step-number {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 60px;
    background: var(--bg-secondary);
    border: 3px solid var(--accent-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--accent-primary);
    z-index: 2;
}

.step-content {
    width: calc(50% - 60px);
    padding: 30px;
}

.process-step:nth-child(odd) .step-content {
    margin-right: auto;
    text-align: right;
}

.process-step:nth-child(even) .step-content {
    margin-left: auto;
    text-align: left;
}

.step-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.process-step:nth-child(odd) .step-icon {
    margin-left: auto;
}

.step-icon i {
    font-size: 1.5rem;
    color: var(--text-primary);
}

.step-content h3 {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    margin-bottom: 15px;
}

.step-content p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* ========================================
   Contact Section
======================================== */
.contact-section {
    padding: var(--section-padding) 0;
    background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
    position: relative;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 60px;
    align-items: start;
}

.contact-info h3 {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    margin-bottom: 20px;
}

.contact-info > p {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 40px;
}

.info-items {
    margin-bottom: 40px;
}

.info-item {
    display: flex;
    gap: 20px;
    margin-bottom: 25px;
}

.info-icon {
    width: 55px;
    height: 55px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.info-icon i {
    font-size: 1.3rem;
    color: var(--accent-primary);
}

.info-text span {
    font-size: 0.85rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.info-text a,
.info-text p {
    color: var(--text-primary);
    text-decoration: none;
    font-size: 1rem;
    display: block;
    margin-top: 5px;
    transition: var(--transition-fast);
}

.info-text a:hover {
    color: var(--accent-primary);
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-link {
    width: 50px;
    height: 50px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition-medium);
}

.social-link:hover {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
    color: var(--text-primary);
    transform: translateY(-5px);
}

/* Contact Form */
.contact-form {
    padding: 50px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 25px;
}

.form-group {
    margin-bottom: 25px;
    position: relative;
}

.form-group label {
    display: block;
    margin-bottom: 10px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 15px 20px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: var(--transition-fast);
}

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

.form-group select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%2300a896' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 15px center;
    background-size: 18px;
}

.form-group select option {
    background: var(--bg-secondary);
    color: var(--text-primary);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-primary);
    background: rgba(0, 168, 150, 0.05);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.input-focus {
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--accent-primary), var(--accent-secondary));
    transition: var(--transition-medium);
    transform: translateX(-50%);
}

.form-group input:focus ~ .input-focus,
.form-group select:focus ~ .input-focus,
.form-group textarea:focus ~ .input-focus {
    width: 100%;
}

.submit-btn {
    width: 100%;
    padding: 18px;
    font-size: 1rem;
}

.form-success {
    display: none;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-top: 20px;
    padding: 15px;
    background: rgba(0, 168, 150, 0.1);
    border: 1px solid var(--accent-primary);
    border-radius: 12px;
    color: var(--accent-primary);
}

.form-success.show {
    display: flex;
}

.form-success i {
    font-size: 1.3rem;
}

/* ========================================
   Footer
======================================== */
.footer {
    background: var(--bg-tertiary);
    position: relative;
    padding-top: 0;
}

.footer-wave {
    color: var(--bg-primary);
    line-height: 0;
    margin-bottom: -1px;
}

.footer-wave svg {
    width: 100%;
    height: 80px;
}

.footer-content {
    padding: 80px 0 40px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 50px;
}

.footer-brand .logo {
    margin-bottom: 20px;
}

.footer-brand p {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 25px;
}

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

.footer-social a {
    width: 40px;
    height: 40px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition-fast);
}

.footer-social a:hover {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
    color: var(--text-primary);
}

.footer-links h4,
.footer-contact h4 {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    margin-bottom: 25px;
    color: var(--text-primary);
}

.footer-links ul,
.footer-contact ul {
    list-style: none;
}

.footer-links li,
.footer-contact li {
    margin-bottom: 12px;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition-fast);
    font-size: 0.95rem;
}

.footer-links a:hover {
    color: var(--accent-primary);
    padding-left: 5px;
}

.footer-contact li {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.footer-contact i {
    color: var(--accent-primary);
    width: 20px;
}

.footer-contact a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition-fast);
}

.footer-contact a:hover {
    color: var(--accent-primary);
}

.footer-bottom {
    border-top: 1px solid var(--glass-border);
    padding: 25px 0;
}

.footer-bottom .section-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-bottom p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.footer-lang {
    display: flex;
    align-items: center;
    gap: 10px;
}

.footer-lang span {
    color: var(--text-muted);
}

.footer-lang-btn {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-family: var(--font-body);
    font-size: 0.9rem;
    cursor: pointer;
    transition: var(--transition-fast);
}

.footer-lang-btn:hover {
    color: var(--accent-primary);
}

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    border: none;
    border-radius: 50%;
    color: var(--text-primary);
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-medium);
    z-index: 999;
    box-shadow: 0 10px 30px rgba(0, 168, 150, 0.3);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 168, 150, 0.4);
}

/* ========================================
   AI Chatbot
======================================== */
.chatbot-container {
    position: fixed;
    bottom: 100px;
    right: 30px;
    z-index: 1000;
}

.chatbot-toggle {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    border: none;
    border-radius: 50%;
    color: var(--text-primary);
    font-size: 1.5rem;
    cursor: pointer;
    box-shadow: 0 10px 30px rgba(0, 168, 150, 0.4);
    transition: var(--transition-medium);
    position: relative;
}

.chatbot-toggle:hover {
    transform: scale(1.1);
}

.chatbot-badge {
    position: absolute;
    top: -5px;
    right: -5px;
    width: 22px;
    height: 22px;
    background: #ff4757;
    border-radius: 50%;
    font-size: 0.75rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
}

.chatbot-badge.hidden {
    display: none;
}

.chatbot-window {
    position: absolute;
    bottom: 80px;
    right: 0;
    width: 380px;
    max-height: 500px;
    background: var(--bg-secondary);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
    display: none;
    flex-direction: column;
}

.chatbot-window.open {
    display: flex;
    animation: slideUp 0.3s ease;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.chatbot-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
}

.chatbot-title {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
    font-size: 1.1rem;
}

.chatbot-title i {
    font-size: 1.3rem;
}

.chatbot-close {
    background: rgba(255, 255, 255, 0.2);
    border: none;
    width: 35px;
    height: 35px;
    border-radius: 50%;
    color: var(--text-primary);
    cursor: pointer;
    transition: var(--transition-fast);
}

.chatbot-close:hover {
    background: rgba(255, 255, 255, 0.3);
}

.chatbot-messages {
    flex: 1;
    padding: 20px;
    overflow-y: auto;
    max-height: 280px;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.chat-message {
    display: flex;
    gap: 10px;
}

.chat-message.bot {
    justify-content: flex-start;
}

.chat-message.user {
    justify-content: flex-end;
}

.message-content {
    max-width: 80%;
    padding: 12px 16px;
    border-radius: 15px;
    font-size: 0.9rem;
    line-height: 1.5;
}

.chat-message.bot .message-content {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-bottom-left-radius: 5px;
}

.chat-message.user .message-content {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    border-bottom-right-radius: 5px;
}

.message-content p {
    margin: 0;
}

.message-content a {
    color: var(--accent-primary);
    text-decoration: underline;
}

.chat-message.user .message-content a {
    color: var(--text-primary);
}

.chatbot-suggestions {
    padding: 10px 20px;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    border-top: 1px solid var(--glass-border);
    transition: var(--transition-fast);
}

.chatbot-suggestions.hidden {
    display: none;
}

.suggestion-btn {
    padding: 8px 14px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    color: var(--text-secondary);
    font-size: 0.8rem;
    cursor: pointer;
    transition: var(--transition-fast);
    font-family: var(--font-body);
}

.suggestion-btn:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

.chatbot-input {
    display: flex;
    padding: 15px 20px;
    gap: 10px;
    border-top: 1px solid var(--glass-border);
    background: var(--bg-tertiary);
}

.chatbot-input input {
    flex: 1;
    padding: 12px 16px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 25px;
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 0.9rem;
}

.chatbot-input input:focus {
    outline: none;
    border-color: var(--accent-primary);
}

.chatbot-input input::placeholder {
    color: var(--text-muted);
}

.chatbot-input button {
    width: 45px;
    height: 45px;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    border: none;
    border-radius: 50%;
    color: var(--text-primary);
    cursor: pointer;
    transition: var(--transition-fast);
}

.chatbot-input button:hover {
    transform: scale(1.05);
}

/* Chatbot Mobile Responsiveness */
@media (max-width: 480px) {
    .chatbot-container {
        bottom: 15px;
        right: 15px;
        left: 15px;
    }
    
    .chatbot-toggle {
        width: 55px;
        height: 55px;
        font-size: 1.3rem;
    }
    
    .chatbot-window {
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        width: 100%;
        max-height: 85vh;
        border-radius: 20px 20px 0 0;
    }
    
    .chatbot-messages {
        max-height: 50vh;
        padding: 15px;
    }
    
    .chatbot-header {
        padding: 15px;
    }
    
    .chatbot-title {
        font-size: 1rem;
    }
    
    .chatbot-suggestions {
        padding: 10px 15px;
    }
    
    .suggestion-btn {
        padding: 6px 12px;
        font-size: 0.75rem;
    }
    
    .chatbot-input {
        padding: 12px 15px;
    }
    
    .chatbot-input input {
        padding: 10px 14px;
        font-size: 16px; /* Prevents zoom on iOS */
    }
    
    .chatbot-input button {
        width: 42px;
        height: 42px;
    }
    
    .message-content {
        max-width: 85%;
        padding: 10px 14px;
        font-size: 0.85rem;
    }
}

/* Contact phone note */
.info-text small {
    display: block;
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 3px;
}

/* ========================================
   Responsive Design
======================================== */
@media (max-width: 1200px) {
    .skills-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .expertise-cards {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .services-grid {
        grid-template-columns: 1fr;
        max-width: 600px;
        margin: 0 auto;
    }
    
    .service-card.featured {
        transform: none;
    }
}

@media (max-width: 992px) {
    .hero-visual {
        display: none;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 60px;
    }
    
    .about-image {
        display: flex;
        justify-content: center;
    }
    
    /* Mobile Sidebar */
    .sidebar-overlay {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: rgba(0, 0, 0, 0.6);
        z-index: 998;
        opacity: 0;
        transition: opacity 0.3s ease;
    }
    
    .sidebar-overlay.active {
        display: block;
        opacity: 1;
    }
    
    .nav-links {
        display: flex !important;
        position: fixed !important;
        top: 0 !important;
        right: -300px !important;
        width: 280px !important;
        height: 100vh !important;
        background: var(--bg-secondary) !important;
        flex-direction: column !important;
        padding: 100px 30px 30px !important;
        gap: 10px !important;
        z-index: 999 !important;
        transition: right 0.3s ease !important;
        border-left: 1px solid var(--glass-border) !important;
        overflow-y: auto !important;
        list-style: none !important;
    }
    
    .nav-links.active {
        right: 0 !important;
    }
    
    .nav-links li {
        width: 100%;
    }
    
    .nav-links a {
        display: block;
        padding: 15px 20px;
        font-size: 1.1rem;
        border-radius: 10px;
        transition: var(--transition-fast);
        color: var(--text-secondary);
    }
    
    .nav-links a:hover {
        background: var(--glass-bg);
        color: var(--accent-primary);
    }
    
    .mobile-lang-switcher {
        display: block;
        margin-top: 20px;
        padding-top: 20px;
        border-top: 1px solid var(--glass-border);
    }
    
    .mobile-lang-switcher .lang-dropdown {
        width: 100%;
    }

    .mobile-lang-switcher .lang-toggle {
        width: 100%;
        justify-content: space-between;
    }

    .mobile-lang-switcher .lang-menu {
        position: static;
        max-height: 0;
    }

    .mobile-lang-switcher .lang-dropdown.open .lang-menu {
        max-height: 200px;
    }

    .nav-right .lang-dropdown {
        display: none;
    }
    
    .mobile-menu-btn {
        display: flex;
        z-index: 1000;
    }
    
    .mobile-menu-btn.active span:nth-child(1) {
        transform: rotate(45deg) translate(6px, 6px);
    }
    
    .mobile-menu-btn.active span:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-menu-btn.active span:nth-child(3) {
        transform: rotate(-45deg) translate(6px, -6px);
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 80px;
    }
    
    .hero {
        padding: 100px 20px 60px;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 30px;
        align-items: flex-start;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .section-container {
        padding: 0 20px;
    }
    
    .skills-grid {
        grid-template-columns: 1fr;
    }
    
    .expertise-cards {
        grid-template-columns: 1fr;
    }
    
    .language-switcher {
        padding: 3px;
    }
    
    .lang-btn {
        padding: 6px 12px;
        font-size: 0.75rem;
    }
}

@media (max-width: 1200px) {
    .portfolio-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .portfolio-item.large {
        grid-column: span 2;
        grid-row: span 1;
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .process-timeline {
        max-width: 100%;
    }
}

@media (max-width: 992px) {
    .contact-content {
        grid-template-columns: 1fr;
        gap: 50px;
    }
    
    .process-step {
        flex-direction: column !important;
        text-align: center;
    }
    
    .step-number {
        position: relative;
        left: auto;
        transform: none;
        margin-bottom: 20px;
    }
    
    .step-content {
        width: 100%;
        text-align: center !important;
        margin: 0 !important;
    }
    
    .step-icon {
        margin: 0 auto 20px !important;
    }
    
    .timeline-line {
        display: none;
    }
}

@media (max-width: 768px) {
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
    
    .portfolio-item.large {
        grid-column: span 1;
    }
    
    .testimonial-card {
        padding: 30px 20px;
    }
    
    .testimonial-quote {
        display: none;
    }
    
    .testimonial-rating {
        position: relative;
        top: auto;
        right: auto;
        margin-top: 20px;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .footer-social,
    .footer-brand .logo {
        justify-content: center;
    }
    
    .footer-bottom .section-container {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
    
    .filter-btn {
        padding: 10px 20px;
        font-size: 0.85rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .glass-card {
        padding: 25px 20px;
    }
    
    .contact-form {
        padding: 30px 20px;
    }
    
    .testimonial-text {
        font-size: 1rem;
    }
    
    .overlay-content h3 {
        font-size: 1.2rem;
    }
    
    .portfolio-item.large .overlay-content h3 {
        font-size: 1.5rem;
    }
    
    .chatbot-window {
        width: calc(100vw - 40px);
        right: -10px;
    }
}