/* ==========================================
   DESIGN SYSTEM & VARIABLES
   ========================================== */
:root {
    /* HSL Colors */
    --bg-primary-hsl: 280, 11%, 6%;     /* #0e0c0f */
    --bg-secondary-hsl: 280, 10%, 10%;  /* #1b171c */
    --bg-tertiary-hsl: 280, 9%, 14%;    /* #252027 */
    
    --primary-hsl: 340, 72%, 82%;       /* #faccd7 - Blush Pink */
    --primary-hover-hsl: 340, 72%, 76%; /* #f7a6b7 */
    --accent-hsl: 42, 63%, 62%;         /* #dcae5f - Rose Gold / Accent Gold */
    --accent-hover-hsl: 42, 63%, 54%;   /* #d19a3b */
    
    --text-main-hsl: 0, 0%, 94%;        /* #f0f0f0 */
    --text-muted-hsl: 280, 6%, 66%;     /* #aea3b1 */
    --border-hsl: 280, 8%, 18%;         /* #2c2530 */

    /* Actual Colors derived from HSL */
    --bg-primary: hsl(var(--bg-primary-hsl));
    --bg-secondary: hsl(var(--bg-secondary-hsl));
    --bg-tertiary: hsl(var(--bg-tertiary-hsl));
    
    --primary: hsl(var(--primary-hsl));
    --primary-hover: hsl(var(--primary-hover-hsl));
    --accent: hsl(var(--accent-hsl));
    --accent-hover: hsl(var(--accent-hover-hsl));
    
    --text-main: hsl(var(--text-main-hsl));
    --text-muted: hsl(var(--text-muted-hsl));
    --border-color: hsl(var(--border-hsl));
    
    --glass-bg: rgba(27, 23, 28, 0.7);
    --glass-border: rgba(250, 204, 215, 0.08);
    --glass-shadow: rgba(0, 0, 0, 0.4);
    
    /* Layout Constants */
    --font-heading: 'Playfair Display', Georgia, serif;
    --font-body: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
    --transition-smooth: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-fast: all 0.2s ease-out;
}

/* ==========================================
   RESET & BASE STYLES
   ========================================== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

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

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

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

a {
    color: inherit;
    text-decoration: none;
    transition: var(--transition-fast);
}

ul {
    list-style: none;
}

button, input, select, textarea {
    font-family: inherit;
    font-size: inherit;
    background: none;
    border: none;
    color: inherit;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--primary);
}

/* ==========================================
   REUSABLE UTILITIES & COMPONENTS
   ========================================== */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.section {
    padding: 100px 0;
}

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

.gradient-text {
    background: linear-gradient(135deg, var(--primary) 20%, var(--accent) 80%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

.shadow-glow {
    box-shadow: 0 15px 35px -5px rgba(0, 0, 0, 0.5), 
                0 0 20px 0px rgba(250, 204, 215, 0.03);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 28px;
    font-weight: 600;
    border-radius: 30px;
    cursor: pointer;
    transition: var(--transition-smooth);
    letter-spacing: 0.5px;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.1);
    transform: translate(-50%, -50%) scale(0);
    border-radius: 50%;
    transition: transform 0.5s ease-out;
    z-index: -1;
}

.btn:hover::after {
    transform: translate(-50%, -50%) scale(2);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: var(--bg-primary);
    box-shadow: 0 4px 15px rgba(250, 204, 215, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(250, 204, 215, 0.45);
}

.btn-outline {
    border: 1px solid var(--border-color);
    color: var(--text-main);
}

.btn-outline:hover {
    background: rgba(250, 204, 215, 0.06);
    border-color: var(--primary);
    color: var(--primary);
    transform: translateY(-2px);
}

.btn-sm {
    padding: 8px 18px;
    font-size: 0.875rem;
}

.btn-lg {
    padding: 16px 36px;
    font-size: 1.05rem;
}

.btn-block {
    display: flex;
    width: 100%;
}

.icon-right {
    margin-left: 8px;
}

/* Section Header */
.section-header {
    margin-bottom: 60px;
}

.section-subtitle {
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 4px;
    color: var(--accent);
    font-weight: 700;
    margin-bottom: 12px;
    display: inline-block;
}

.section-title {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 500;
    letter-spacing: -0.5px;
    margin-bottom: 20px;
}

.section-description {
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto;
}

.section-divider {
    width: 60px;
    height: 3px;
    background: linear-gradient(to right, var(--primary), var(--accent));
    margin: 0 auto;
}

/* ==========================================
   HEADER & NAVIGATION
   ========================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    transition: var(--transition-smooth);
    border-bottom: 1px solid transparent;
}

.header.scrolled {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--glass-border);
    box-shadow: 0 10px 30px var(--glass-shadow);
    padding: 12px 0;
}

.header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px;
    transition: var(--transition-smooth);
}

.header.scrolled .header-container {
    padding: 12px 24px;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 700;
    letter-spacing: 1px;
}

.logo-accent {
    color: var(--primary);
    font-style: italic;
    margin-right: -2px;
}

.nav-list {
    display: flex;
    gap: 32px;
}

.nav-link {
    font-weight: 500;
    color: var(--text-muted);
    font-size: 0.95rem;
    padding: 8px 0;
    position: relative;
}

.nav-link:hover, .nav-link.active {
    color: var(--text-main);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(to right, var(--primary), var(--accent));
    transition: var(--transition-fast);
}

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

.nav-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

.nav-toggle {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-main);
}

/* ==========================================
   HERO SECTION
   ========================================== */
.hero {
    height: 100vh;
    min-height: 700px;
    display: flex;
    align-items: center;
    position: relative;
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}

.hero-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    margin-top: 60px;
}

.hero-content {
    max-width: 650px;
    animation: fadeInUp 1s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.hero-tagline {
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--primary);
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 24px;
}

.hero-tagline i {
    animation: rotateSparkle 3s infinite linear;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: 4rem;
    line-height: 1.15;
    font-weight: 400;
    margin-bottom: 24px;
}

.hero-description {
    color: var(--text-muted);
    font-size: 1.1rem;
    margin-bottom: 40px;
    line-height: 1.7;
}

.hero-actions {
    display: flex;
    gap: 20px;
}

.hero-badge {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    padding: 30px;
    border-radius: 20px;
    max-width: 250px;
    text-align: center;
    animation: floatBadge 6s ease-in-out infinite;
    box-shadow: 0 20px 40px rgba(0,0,0,0.4);
}

.badge-number {
    font-family: var(--font-heading);
    font-size: 3.5rem;
    color: var(--accent);
    display: block;
    line-height: 1;
    margin-bottom: 10px;
}

.badge-text {
    font-size: 0.9rem;
    color: var(--text-muted);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.hero-scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 1.5rem;
    animation: bounceIndicator 2s infinite;
}

/* ==========================================
   ABOUT SECTION
   ========================================== */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 80px;
    align-items: center;
}

.about-image-wrapper {
    position: relative;
}

.about-image-card {
    position: relative;
    border-radius: 24px;
    overflow: hidden;
    box-shadow: 0 30px 60px rgba(0,0,0,0.5);
}

.about-image-card::after {
    content: '';
    position: absolute;
    inset: 0;
    border: 2px solid var(--accent);
    border-radius: 24px;
    margin: 15px;
    pointer-events: none;
    opacity: 0.5;
}

.about-img {
    width: 100%;
    height: 500px;
    object-fit: cover;
    transition: var(--transition-smooth);
}

.about-image-card:hover .about-img {
    transform: scale(1.05);
}

.about-experience-card {
    position: absolute;
    bottom: 35px;
    right: 35px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    padding: 20px 30px;
    border-radius: 16px;
    text-align: center;
    box-shadow: 0 15px 30px rgba(0,0,0,0.4);
}

.about-experience-card h3 {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    color: var(--primary);
}

.about-experience-card p {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 500;
    text-transform: uppercase;
}

.about-text h3 {
    font-family: var(--font-heading);
    font-size: 2rem;
    line-height: 1.3;
    font-weight: 400;
    margin-bottom: 20px;
}

.about-lead {
    color: var(--primary);
    font-size: 1.15rem;
    font-weight: 500;
    margin-bottom: 20px;
}

.about-text p {
    color: var(--text-muted);
    margin-bottom: 20px;
}

.about-features {
    display: flex;
    flex-direction: column;
    gap: 24px;
    margin-top: 35px;
}

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

.feature-icon {
    width: 50px;
    height: 50px;
    border-radius: 12px;
    background: rgba(250, 204, 215, 0.05);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
    font-size: 1.3rem;
    flex-shrink: 0;
}

.feature-item h4 {
    font-size: 1.05rem;
    margin-bottom: 6px;
}

.feature-item p {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 0;
}

/* ==========================================
   CUSTOM NAIL BOX CUSTOMIZER
   ========================================== */
.customizer-layout {
    display: grid;
    grid-template-columns: 1.3fr 1fr;
    gap: 40px;
    align-items: start;
    margin-top: 40px;
}

.customizer-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 35px;
    display: flex;
    flex-direction: column;
    gap: 35px;
}

.step-title {
    font-size: 1.15rem;
    font-weight: 600;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.step-title span {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--primary);
    color: var(--bg-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    font-weight: 700;
}

/* Shape Options */
.shape-options {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 15px;
}

.shape-option {
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 20px 10px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    cursor: pointer;
    transition: var(--transition-smooth);
    background: var(--bg-primary);
    text-align: center;
}

.shape-option span {
    font-size: 0.85rem;
    font-weight: 600;
}

.nail-shape-icon {
    width: 30px;
    height: 60px;
    background: linear-gradient(to bottom, var(--text-muted), rgba(174, 163, 177, 0.2));
    border-top: 2px solid rgba(255,255,255,0.4);
    box-shadow: inset 0 2px 5px rgba(255,255,255,0.1);
    transition: var(--transition-smooth);
}

.nail-shape-icon.shape-almond {
    border-radius: 50% 50% 20% 20% / 75% 75% 15% 15%;
}
.nail-shape-icon.shape-coffin {
    border-radius: 30% 30% 5% 5% / 40% 40% 5% 5%;
    clip-path: polygon(25% 0, 75% 0, 100% 100%, 0 100%);
}
.nail-shape-icon.shape-oval {
    border-radius: 50% 50% 30% 30% / 60% 60% 30% 30%;
}
.nail-shape-icon.shape-square {
    border-radius: 6% 6% 2% 2%;
}
.nail-shape-icon.shape-stiletto {
    border-radius: 50% 50% 5% 5% / 95% 95% 5% 5%;
}

.shape-option:hover {
    border-color: var(--primary);
    transform: translateY(-2px);
}

.shape-option.active {
    border-color: var(--primary);
    background: rgba(250, 204, 215, 0.03);
    box-shadow: 0 0 15px rgba(250, 204, 215, 0.1);
}

.shape-option.active .nail-shape-icon {
    background: linear-gradient(135deg, var(--primary), var(--accent));
}

/* Size Options */
.size-options {
    display: flex;
    gap: 15px;
}

.size-option {
    width: 60px;
    height: 60px;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    background: var(--bg-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition-smooth);
}

.size-option:hover {
    border-color: var(--primary);
}

.size-option.active {
    border-color: var(--primary);
    background: var(--primary);
    color: var(--bg-primary);
}

.size-description {
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-top: 12px;
    font-style: italic;
}

/* Design Levels */
.design-levels {
    display: grid;
    grid-template-columns: 1fr;
    gap: 15px;
}

.design-level-card {
    border: 1px solid var(--border-color);
    background: var(--bg-primary);
    border-radius: 16px;
    padding: 20px;
    cursor: pointer;
    transition: var(--transition-smooth);
}

.design-level-card h4 {
    font-size: 1.1rem;
    margin-bottom: 5px;
    transition: var(--transition-fast);
}

.design-level-card .price-val {
    color: var(--accent);
    font-weight: 700;
    font-size: 1.2rem;
    margin-bottom: 8px;
}

.design-level-card .level-desc {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.design-level-card:hover {
    border-color: var(--primary);
    transform: translateX(4px);
}

.design-level-card.active {
    border-color: var(--primary);
    background: rgba(250, 204, 215, 0.02);
}

.design-level-card.active h4 {
    color: var(--primary);
}

/* Preview Card */
.preview-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 35px;
    position: sticky;
    top: 110px;
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.preview-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.preview-header h3 {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    font-weight: 500;
}

.preview-live-tag {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--accent);
    display: flex;
    align-items: center;
    gap: 6px;
    font-weight: 700;
}

.preview-live-tag .dot {
    width: 6px;
    height: 6px;
    background: var(--accent);
    border-radius: 50%;
    box-shadow: 0 0 8px var(--accent);
    animation: blinkDot 1.5s infinite;
}

.nail-visualizer-container {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 40px 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 20px;
    position: relative;
    overflow: hidden;
}

.nail-visualizer-container::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at center, rgba(250, 204, 215, 0.03) 0%, transparent 70%);
}

.nail-preview-model {
    width: 120px;
    height: 180px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 1;
}

.nail-tip-preview {
    width: 60px;
    height: 120px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    box-shadow: 0 10px 25px rgba(0,0,0,0.5), inset 0 2px 10px rgba(255,255,255,0.2);
    transition: border-radius 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275), background 0.5s ease;
    position: relative;
    overflow: hidden;
}

.nail-tip-preview::after {
    content: '';
    position: absolute;
    top: 0;
    left: 15%;
    width: 25%;
    height: 100%;
    background: linear-gradient(to right, rgba(255,255,255,0.15), transparent);
    pointer-events: none;
}

/* Preview textures based on design levels */
.nail-design-texture {
    position: absolute;
    inset: 0;
    background-size: cover;
    transition: var(--transition-smooth);
    opacity: 0;
}

.nail-design-texture.texture-simple {
    opacity: 0.15;
    background-image: radial-gradient(circle at 70% 20%, #fff 2%, transparent 8%);
}

.nail-design-texture.texture-glam {
    opacity: 1;
    background: radial-gradient(circle at 50% 50%, rgba(255,255,255,0.4) 0%, transparent 60%);
    box-shadow: inset 0 0 15px rgba(255,255,255,0.3);
}

.nail-design-texture.texture-signature {
    opacity: 1;
    background-image: linear-gradient(45deg, transparent 40%, rgba(212,175,55,0.6) 45%, rgba(212,175,55,0.9) 50%, rgba(212,175,55,0.6) 55%, transparent 60%);
    background-size: 200% 200%;
    animation: goldShine 3s infinite linear;
}

/* Shape Classes injected by JS */
.preview-shape-almond {
    border-radius: 50% 50% 20% 20% / 75% 75% 15% 15%;
}
.preview-shape-coffin {
    border-radius: 30% 30% 5% 5% / 40% 40% 5% 5%;
    clip-path: polygon(25% 0, 75% 0, 100% 100%, 0 100%);
    width: 50px;
}
.preview-shape-oval {
    border-radius: 50% 50% 30% 30% / 60% 60% 30% 30%;
    width: 62px;
}
.preview-shape-square {
    border-radius: 6% 6% 2% 2%;
}
.preview-shape-stiletto {
    border-radius: 50% 50% 5% 5% / 95% 95% 5% 5%;
    width: 52px;
    height: 130px;
}

.price-breakdown {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.price-row {
    display: flex;
    justify-content: space-between;
    font-size: 0.95rem;
    color: var(--text-muted);
}

.price-divider {
    border: none;
    border-top: 1px solid var(--border-color);
}

.total-row {
    color: var(--text-main);
    font-weight: 700;
}

.total-price {
    font-size: 1.4rem;
    color: var(--accent);
}

.customizer-actions {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.customizer-note {
    font-size: 0.8rem;
    color: var(--text-muted);
    line-height: 1.4;
    display: flex;
    gap: 8px;
}

.customizer-note i {
    color: var(--accent);
    margin-top: 2px;
}

/* How to Measure size guide */
.how-to-measure-container {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 40px;
    margin-top: 60px;
}

.how-to-measure-container h3 {
    font-family: var(--font-heading);
    font-size: 1.6rem;
    font-weight: 500;
    margin-bottom: 35px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
}

.how-to-measure-container h3 i {
    color: var(--accent);
}

.measure-steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
}

.measure-step-item {
    position: relative;
    padding-left: 20px;
}

.m-step-num {
    font-family: var(--font-heading);
    font-size: 3.5rem;
    font-weight: 800;
    color: rgba(250, 204, 215, 0.05);
    position: absolute;
    top: -20px;
    left: 0;
    line-height: 1;
    z-index: 0;
}

.measure-step-item h4 {
    font-size: 1.05rem;
    margin-bottom: 8px;
    position: relative;
    z-index: 1;
    color: var(--primary);
}

.measure-step-item p {
    font-size: 0.9rem;
    color: var(--text-muted);
    position: relative;
    z-index: 1;
}

/* ==========================================
   COURSES SECTION
   ========================================== */
.courses-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
    margin-bottom: 60px;
}

.course-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: var(--transition-smooth);
}

.course-card:hover {
    transform: translateY(-8px);
    border-color: var(--primary);
    box-shadow: 0 20px 40px rgba(0,0,0,0.5);
}

.course-img-wrapper {
    position: relative;
    height: 280px;
    overflow: hidden;
}

.course-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-smooth);
}

.course-card:hover .course-img {
    transform: scale(1.05);
}

.course-tag {
    position: absolute;
    top: 20px;
    right: 20px;
    background: linear-gradient(135deg, var(--accent), #e2903f);
    color: var(--bg-primary);
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.course-content {
    padding: 35px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.course-meta {
    display: flex;
    gap: 20px;
    font-size: 0.85rem;
    color: var(--accent);
    font-weight: 600;
    margin-bottom: 15px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.course-meta span {
    display: flex;
    align-items: center;
    gap: 8px;
}

.course-content h3 {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 500;
    margin-bottom: 15px;
}

.course-content p {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 25px;
    line-height: 1.6;
}

.course-features {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 35px;
}

.course-features li {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.9rem;
}

.course-features li i {
    color: var(--primary);
    font-size: 0.95rem;
}

.course-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: auto;
    padding-top: 25px;
    border-top: 1px solid var(--border-color);
}

.course-price {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent);
}

/* Academy Highlights */
.academy-highlights {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 40px;
    padding-top: 60px;
    border-top: 1px solid var(--border-color);
}

.highlight-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 20px;
}

.highlight-item i {
    font-size: 2.2rem;
    color: var(--accent);
    margin-bottom: 20px;
}

.highlight-item h4 {
    font-size: 1.15rem;
    margin-bottom: 10px;
    font-weight: 600;
}

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

/* ==========================================
   GALLERY SECTION
   ========================================== */
.gallery-filters {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 45px;
}

.filter-btn {
    padding: 10px 24px;
    border-radius: 30px;
    border: 1px solid var(--border-color);
    cursor: pointer;
    font-weight: 600;
    font-size: 0.9rem;
    transition: var(--transition-smooth);
}

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

.filter-btn.active {
    background: var(--primary);
    color: var(--bg-primary);
    border-color: var(--primary);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 30px;
}

.gallery-item {
    transition: var(--transition-smooth);
    animation: zoomIn 0.5s ease forwards;
}

.gallery-img-card {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    height: 350px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

.gallery-img-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-smooth);
}

.gallery-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(14, 12, 15, 0.9) 10%, rgba(14, 12, 15, 0.4) 50%, transparent 100%);
    display: flex;
    align-items: flex-end;
    padding: 30px;
    opacity: 0;
    transition: var(--transition-smooth);
}

.overlay-text span {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--accent);
    font-weight: 700;
    display: block;
    margin-bottom: 8px;
}

.overlay-text h4 {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    font-weight: 500;
}

.gallery-img-card:hover img {
    transform: scale(1.06);
}

.gallery-img-card:hover .gallery-overlay {
    opacity: 1;
}

/* ==========================================
   CONTACT SECTION
   ========================================== */
.contact-layout {
    display: grid;
    grid-template-columns: 1fr 1.3fr;
    gap: 50px;
    margin-top: 40px;
}

.contact-info-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 40px;
}

.contact-info-card h3 {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    margin-bottom: 20px;
    font-weight: 500;
}

.contact-info-card > p {
    color: var(--text-muted);
    margin-bottom: 40px;
}

.info-list {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

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

.info-item i {
    width: 45px;
    height: 45px;
    border-radius: 12px;
    background: rgba(250, 204, 215, 0.03);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 1.15rem;
    flex-shrink: 0;
}

.info-item span {
    font-size: 0.8rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    display: block;
    margin-bottom: 4px;
}

.info-item p, .info-item a {
    font-size: 1rem;
    font-weight: 600;
}

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

.social-connect {
    margin-top: 50px;
    padding-top: 40px;
    border-top: 1px solid var(--border-color);
}

.social-connect h4 {
    font-size: 1rem;
    margin-bottom: 20px;
    font-weight: 600;
}

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

.social-links a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-smooth);
}

.social-links a:hover {
    background: var(--primary);
    border-color: var(--primary);
    color: var(--bg-primary);
    transform: translateY(-3px);
}

/* Contact Form Card */
.contact-form-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 45px;
    position: relative;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.form-group-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-muted);
    letter-spacing: 0.5px;
}

.form-group label .required {
    color: var(--accent);
}

.form-group input, .form-group select, .form-group textarea {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 14px 20px;
    transition: var(--transition-fast);
}

.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 10px rgba(250, 204, 215, 0.05);
}

.form-readonly-accent {
    border-color: rgba(212, 175, 55, 0.3) !important;
    color: var(--accent) !important;
    font-weight: 700;
    font-size: 1.1rem;
}

.customizer-details-group {
    background: rgba(250, 204, 215, 0.02);
    border: 1px dashed var(--border-color);
    border-radius: 16px;
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 20px;
    animation: fadeInDown 0.4s ease forwards;
}

/* Success message alert card */
.form-success-alert {
    position: absolute;
    inset: 0;
    background: var(--bg-secondary);
    border-radius: 24px;
    padding: 45px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    z-index: 10;
    animation: fadeIn 0.5s ease forwards;
}

.form-success-alert i {
    font-size: 4rem;
    color: var(--primary);
    margin-bottom: 25px;
    animation: popCheck 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.form-success-alert h3 {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 500;
    margin-bottom: 15px;
}

.form-success-alert p {
    color: var(--text-muted);
    max-width: 420px;
    margin-bottom: 35px;
}

/* ==========================================
   FOOTER
   ========================================== */
.footer {
    background: #0b090b;
    border-top: 1px solid var(--border-color);
    padding: 80px 0 0 0;
}

.footer-container {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 60px;
    padding-bottom: 60px;
}

.footer-logo {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.footer-logo p {
    color: var(--text-muted);
    font-size: 0.9rem;
    line-height: 1.6;
    max-width: 320px;
}

.footer-links h4, .footer-contact h4 {
    font-size: 1.05rem;
    margin-bottom: 25px;
    font-weight: 600;
    letter-spacing: 0.5px;
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

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

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

.footer-contact {
    display: flex;
    flex-direction: column;
    gap: 15px;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.footer-contact i {
    color: var(--accent);
    margin-right: 10px;
}

.footer-bottom {
    border-top: 1px solid var(--border-color);
    padding: 30px 0;
}

.footer-bottom-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.8rem;
    color: var(--text-muted);
}

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

/* ==========================================
   INTERACTIVE BUTTONS / ELEMENTS
   ========================================== */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background: var(--primary);
    color: var(--bg-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.15rem;
    cursor: pointer;
    box-shadow: 0 5px 15px rgba(0,0,0,0.3);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-smooth);
    z-index: 99;
}

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

.back-to-top:hover {
    transform: translateY(-5px);
    background: var(--accent);
}

/* ==========================================
   ANIMATIONS KEYFRAMES
   ========================================== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes floatBadge {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-12px);
    }
}

@keyframes bounceIndicator {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0) translateX(-50%);
    }
    40% {
        transform: translateY(-8px) translateX(-50%);
    }
    60% {
        transform: translateY(-4px) translateX(-50%);
    }
}

@keyframes blinkDot {
    0%, 100% {
        opacity: 0.3;
    }
    50% {
        opacity: 1;
    }
}

@keyframes goldShine {
    0% {
        background-position: 200% 0;
    }
    100% {
        background-position: -200% 0;
    }
}

@keyframes popCheck {
    from {
        transform: scale(0);
    }
    to {
        transform: scale(1);
    }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-15px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes zoomIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes rotateSparkle {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* ==========================================
   RESPONSIVE MEDIA QUERIES
   ========================================== */
@media (max-width: 1024px) {
    .hero-title {
        font-size: 3.2rem;
    }
    .about-grid {
        gap: 40px;
    }
    .about-img {
        height: 400px;
    }
    .customizer-layout {
        grid-template-columns: 1fr;
    }
    .preview-card {
        position: static;
    }
    .courses-grid {
        grid-template-columns: 1fr;
        max-width: 600px;
        margin-left: auto;
        margin-right: auto;
    }
    .contact-layout {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .section {
        padding: 70px 0;
    }
    .header-container {
        padding: 16px 24px;
    }
    .nav-toggle {
        display: block;
    }
    .nav {
        position: fixed;
        top: 75px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 75px);
        background: var(--bg-secondary);
        border-top: 1px solid var(--border-color);
        padding: 40px 24px;
        transition: var(--transition-smooth);
        z-index: 999;
    }
    .nav.active {
        left: 0;
    }
    .nav-list {
        flex-direction: column;
        gap: 25px;
        align-items: center;
    }
    .nav-link {
        font-size: 1.15rem;
    }
    .nav-actions {
        margin-right: 15px;
    }
    .hero-container {
        flex-direction: column;
        justify-content: center;
        text-align: center;
        gap: 50px;
    }
    .hero-content {
        display: flex;
        flex-direction: column;
        align-items: center;
    }
    .hero-actions {
        width: 100%;
        flex-direction: column;
        gap: 15px;
    }
    .hero-actions .btn {
        width: 100%;
    }
    .about-grid {
        grid-template-columns: 1fr;
    }
    .about-image-wrapper {
        order: 2;
    }
    .shape-options {
        grid-template-columns: repeat(auto-fill, minmax(110px, 1fr));
    }
    .academy-highlights {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    .footer-container {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    .footer-bottom-container {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2.5rem;
    }
    .form-group-row {
        grid-template-columns: 1fr;
    }
    .size-options {
        flex-wrap: wrap;
    }
    .size-option {
        width: 50px;
        height: 50px;
    }
}