/* ===================================================
   SHAH AGHA MOBILE — Modern Design System
   =================================================== */

/* CSS Variables */
:root {
    --black: #000000;
    --white: #ffffff;
    --gray-50: #fafafa;
    --gray-100: #f5f5f5;
    --gray-200: #e8e8e8;
    --gray-300: #d4d4d4;
    --gray-500: #737373;
    --gray-700: #404040;
    --gray-900: #171717;
    --accent: #6366f1;
    --accent-light: #818cf8;
    --accent-glow: rgba(99, 102, 241, 0.3);
    --gradient: linear-gradient(135deg, #6366f1, #8b5cf6, #ec4899);
    --glass-bg: rgba(255, 255, 255, 0.08);
    --glass-border: rgba(255, 255, 255, 0.15);
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.08);
    --shadow-md: 0 8px 25px rgba(0,0,0,0.12);
    --shadow-lg: 0 20px 60px rgba(0,0,0,0.15);
    --shadow-xl: 0 30px 80px rgba(0,0,0,0.2);
    --radius-sm: 10px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-xl: 32px;
    --transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    background: var(--white);
    color: var(--black);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Page transition */
.page-transition {
    animation: pageEnter 0.6s ease both;
}

@keyframes pageEnter {
    from { opacity: 0; transform: translateY(10px); }
    to   { opacity: 1; transform: translateY(0); }
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ===================================================
   Scroll-Reveal Animations (Intersection Observer)
   =================================================== */
.reveal-up,
.reveal-left,
.reveal-right {
    opacity: 0;
    transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1),
                transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-up    { transform: translateY(40px); }
.reveal-left  { transform: translateX(-50px); }
.reveal-right { transform: translateX(50px); }

.reveal-up.visible,
.reveal-left.visible,
.reveal-right.visible {
    opacity: 1;
    transform: translate(0, 0);
}

.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }
.delay-5 { transition-delay: 0.5s; }

/* ===================================================
   Glassmorphism Navbar
   =================================================== */
.header {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    transition: var(--transition);
}

.glass-nav {
    background: #ffffff;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.08);
}

.glass-nav.scrolled {
    box-shadow: var(--shadow-md);
}

.navbar {
    padding: 0.9rem 0;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Logo */
.logo-link {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    text-decoration: none;
    color: var(--black);
}

.logo-icon {
    width: 38px;
    height: 38px;
    background: var(--gradient);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.1rem;
    flex-shrink: 0;
}

.logo-text {
    font-size: 1.3rem;
    font-weight: 800;
    letter-spacing: -0.5px;
}

/* Nav Menu */
.nav-menu {
    display: flex;
    list-style: none;
    gap: 0.5rem;
}

.nav-link {
    text-decoration: none;
    color: var(--gray-500);
    font-weight: 500;
    font-size: 0.95rem;
    padding: 0.5rem 0.9rem;
    border-radius: 8px;
    transition: var(--transition);
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--black);
    background: var(--gray-100);
}

.nav-link.active {
    font-weight: 600;
    background: var(--gray-100);
}

/* Nav Actions */
.nav-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.nav-cta-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--black);
    color: var(--white);
    text-decoration: none;
    padding: 0.55rem 1.2rem;
    border-radius: 50px;
    font-size: 0.88rem;
    font-weight: 600;
    transition: var(--transition);
}

.nav-cta-btn:hover {
    background: var(--gray-700);
    transform: translateY(-1px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.25);
}

/* Search Box */
.search-box {
    display: flex;
    align-items: center;
    background: var(--gray-100);
    border: 1.5px solid transparent;
    border-radius: 50px;
    padding: 0.45rem 1rem;
    transition: var(--transition);
}

.search-box:focus-within {
    border-color: var(--black);
    background: var(--white);
    box-shadow: 0 0 0 3px rgba(0,0,0,0.08);
}

.search-box input {
    border: none;
    background: none;
    outline: none;
    font-size: 0.9rem;
    width: 190px;
    color: var(--black);
    font-family: 'Inter', sans-serif;
}

.search-box input::placeholder { color: var(--gray-300); }

.search-btn {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--gray-500);
    padding: 0.2rem;
    transition: color 0.2s;
}

.search-btn:hover { color: var(--black); }

/* Cart Button */
.cart-btn {
    background: var(--black);
    color: var(--white);
    border: none;
    border-radius: 50%;
    width: 44px;
    height: 44px;
    cursor: pointer;
    position: relative;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
}

.cart-btn:hover {
    transform: scale(1.08);
    box-shadow: 0 6px 20px rgba(0,0,0,0.3);
}

.cart-count {
    position: absolute;
    top: -6px;
    right: -6px;
    background: var(--gradient);
    color: white;
    border-radius: 50%;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.7rem;
    font-weight: 700;
    border: 2px solid white;
}

/* Hamburger */
.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 6px;
}

.menu-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--black);
    border-radius: 2px;
    transition: var(--transition);
}

/* ===================================================
   Particles (Home Page)
   =================================================== */
.particles {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}

.particle {
    position: absolute;
    border-radius: 50%;
    opacity: 0.12;
    animation: float linear infinite;
}

@keyframes float {
    0%   { transform: translateY(100vh) rotate(0deg); opacity: 0; }
    10%  { opacity: 0.12; }
    90%  { opacity: 0.12; }
    100% { transform: translateY(-20vh) rotate(720deg); opacity: 0; }
}

/* ===================================================
   Hero Section (Home)
   =================================================== */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
    text-align: center;
    overflow: hidden;
    padding-top: 80px;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 30% 20%, rgba(99, 102, 241, 0.15) 0%, transparent 60%),
                radial-gradient(ellipse at 70% 80%, rgba(139, 92, 246, 0.12) 0%, transparent 60%),
                radial-gradient(ellipse at 50% 50%, rgba(0,0,0,0.02) 0%, transparent 80%),
                linear-gradient(180deg, #f8f8ff 0%, #ffffff 100%);
    animation: heroBgShift 8s ease-in-out infinite alternate;
}

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

/* Animated Orbs */
.hero-orbs { position: absolute; inset: 0; pointer-events: none; }

.orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.25;
}

.orb-1 {
    width: 500px; height: 500px;
    background: var(--gradient);
    top: -100px; left: -100px;
    animation: orbFloat1 12s ease-in-out infinite;
}

.orb-2 {
    width: 400px; height: 400px;
    background: linear-gradient(135deg, #06b6d4, #3b82f6);
    bottom: -80px; right: -80px;
    animation: orbFloat2 10s ease-in-out infinite;
}

.orb-3 {
    width: 300px; height: 300px;
    background: linear-gradient(135deg, #f59e0b, #ef4444);
    top: 50%; left: 60%;
    animation: orbFloat3 14s ease-in-out infinite;
}

@keyframes orbFloat1 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50%       { transform: translate(60px, 40px) scale(1.1); }
}

@keyframes orbFloat2 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50%       { transform: translate(-40px, -60px) scale(1.15); }
}

@keyframes orbFloat3 {
    0%, 100% { transform: translate(-50%, -50%) scale(1); }
    50%       { transform: translate(-50%, -50%) scale(1.2) rotate(15deg); }
}

/* Hero Content */
.hero-content {
    position: relative;
    z-index: 2;
    max-width: 850px;
    padding: 0 24px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(99, 102, 241, 0.08);
    border: 1px solid rgba(99, 102, 241, 0.2);
    color: var(--accent);
    padding: 0.4rem 1rem;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: 1.5rem;
}

.hero-title {
    font-size: clamp(2.8rem, 6vw, 5.5rem);
    font-weight: 900;
    line-height: 1.05;
    letter-spacing: -2px;
    margin-bottom: 1.5rem;
    color: var(--black);
}

.gradient-text {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.15rem;
    color: var(--gray-500);
    margin-bottom: 2.5rem;
    line-height: 1.7;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 4rem;
}

/* Buttons */
.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    background: var(--black);
    color: var(--white);
    text-decoration: none;
    border: none;
    padding: 0.85rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition);
    font-family: 'Inter', sans-serif;
    letter-spacing: -0.2px;
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--gradient);
    opacity: 0;
    transition: opacity 0.3s;
    z-index: -1;
}

.btn-primary:hover::before { opacity: 1; }

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 30px rgba(0,0,0,0.25);
}

.btn-primary i,
.btn-primary span {
    position: relative;
    z-index: 1;
}

.btn-primary .fa-arrow-right {
    position: relative;
    z-index: 1;
    transition: transform 0.3s ease;
}

.btn-primary:hover .fa-arrow-right {
    transform: translateX(4px);
}

.btn-large {
    padding: 1rem 2.5rem;
    font-size: 1.05rem;
}

.btn-ghost {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    background: transparent;
    color: var(--gray-700);
    text-decoration: none;
    border: 1.5px solid var(--gray-200);
    padding: 0.85rem 2rem;
    border-radius: 50px;
    font-weight: 500;
    font-size: 1rem;
    transition: var(--transition);
}

.btn-ghost:hover {
    border-color: var(--black);
    color: var(--black);
    background: var(--gray-50);
}

/* Hero Stats */
.hero-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2.5rem;
}

.stat {
    text-align: center;
}

.stat-number {
    font-size: 2rem;
    font-weight: 800;
    color: var(--black);
    letter-spacing: -1px;
}

.stat-label {
    display: block;
    font-size: 0.8rem;
    color: var(--gray-500);
    margin-top: 0.2rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: var(--gray-200);
}

/* Scroll Hint */
.hero-scroll-hint {
    position: absolute;
    bottom: 2.5rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: var(--gray-300);
    font-size: 0.75rem;
}

.scroll-indicator {
    width: 24px;
    height: 40px;
    border: 2px solid var(--gray-300);
    border-radius: 12px;
    display: flex;
    justify-content: center;
    padding-top: 6px;
}

.scroll-dot {
    width: 4px;
    height: 8px;
    background: var(--gray-300);
    border-radius: 2px;
    animation: scrollBounce 1.5s ease-in-out infinite;
}

@keyframes scrollBounce {
    0%, 100% { transform: translateY(0); opacity: 1; }
    50%       { transform: translateY(12px); opacity: 0.3; }
}

/* ===================================================
   Brand Marquee
   =================================================== */
.marquee-section {
    background: var(--black);
    padding: 1.2rem 0;
    overflow: hidden;
    position: relative;
}

.marquee-section::before,
.marquee-section::after {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    width: 120px;
    z-index: 2;
}

.marquee-section::before {
    left: 0;
    background: linear-gradient(to right, var(--black), transparent);
}

.marquee-section::after {
    right: 0;
    background: linear-gradient(to left, var(--black), transparent);
}

.marquee-track {
    display: flex;
    overflow: hidden;
}

.marquee-content {
    display: flex;
    gap: 3rem;
    animation: marqueeScroll 20s linear infinite;
    white-space: nowrap;
}

.marquee-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: rgba(255,255,255,0.5);
    font-weight: 600;
    font-size: 1rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    transition: color 0.3s;
    flex-shrink: 0;
}

.marquee-item:hover { color: var(--white); }

@keyframes marqueeScroll {
    from { transform: translateX(0); }
    to   { transform: translateX(-50%); }
}

/* ===================================================
   Features Section
   =================================================== */
.features {
    padding: 6rem 0;
    background: var(--gray-50);
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-tag {
    display: inline-block;
    background: rgba(99, 102, 241, 0.08);
    color: var(--accent);
    border: 1px solid rgba(99, 102, 241, 0.2);
    padding: 0.35rem 0.9rem;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 1rem;
}

.section-title {
    font-size: 2.6rem;
    font-weight: 800;
    letter-spacing: -1px;
    color: var(--black);
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.05rem;
    color: var(--gray-500);
    max-width: 500px;
    margin: 0 auto;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.5rem;
}

.feature-card {
    background: var(--white);
    padding: 2rem;
    border-radius: var(--radius-md);
    border: 1.5px solid var(--gray-200);
    transition: var(--transition);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--gradient);
    opacity: 0;
    transition: opacity 0.35s;
    border-radius: var(--radius-md);
}

.feature-card:hover::before { opacity: 0.04; }

.feature-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: var(--accent);
}

.feature-icon-wrap {
    margin-bottom: 1.5rem;
}

.feature-icon {
    width: 56px;
    height: 56px;
    background: var(--black);
    color: var(--white);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    transition: var(--transition);
}

.feature-card:hover .feature-icon {
    background: var(--gradient);
    transform: rotate(-5deg) scale(1.1);
}

.feature-card h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    color: var(--black);
}

.feature-card p {
    color: var(--gray-500);
    font-size: 0.95rem;
    line-height: 1.6;
}

.feature-arrow {
    position: absolute;
    bottom: 1.5rem;
    right: 1.5rem;
    width: 32px;
    height: 32px;
    background: var(--gray-100);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    opacity: 0;
    transform: translateX(-8px);
    transition: var(--transition);
}

.feature-card:hover .feature-arrow {
    opacity: 1;
    transform: translateX(0);
    background: var(--black);
    color: var(--white);
}

/* ===================================================
   Collections CTA Section
   =================================================== */
.collections-cta {
    padding: 6rem 0;
    background: var(--white);
}

.cta-card {
    background: var(--black);
    border-radius: var(--radius-xl);
    padding: 4rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 3rem;
    position: relative;
    overflow: hidden;
}

.cta-glow {
    position: absolute;
    width: 600px;
    height: 600px;
    background: var(--gradient);
    border-radius: 50%;
    top: -200px;
    right: -200px;
    opacity: 0.15;
    filter: blur(80px);
    animation: orbFloat2 8s ease-in-out infinite;
}

.cta-content {
    position: relative;
    z-index: 2;
    max-width: 500px;
}

.cta-label {
    display: inline-block;
    color: rgba(255,255,255,0.5);
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 1rem;
}

.cta-content h2 {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--white);
    letter-spacing: -1px;
    margin-bottom: 1rem;
}

.cta-content p {
    color: rgba(255,255,255,0.6);
    font-size: 1rem;
    line-height: 1.6;
    margin-bottom: 2rem;
}

.cta-content .btn-primary {
    background: var(--white);
    color: var(--black);
}

.cta-content .btn-primary:hover {
    background: var(--gray-100);
}

.cta-content .btn-primary::before {
    display: none;
}

/* Phone Mockups */
.cta-phones {
    position: relative;
    z-index: 2;
    display: flex;
    gap: -1rem;
    flex-shrink: 0;
}

.phone-mockup {
    width: 90px;
    height: 160px;
    background: rgba(255,255,255,0.1);
    border: 1.5px solid rgba(255,255,255,0.15);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    backdrop-filter: blur(10px);
}

.phone-mockup:hover {
    transform: translateY(-8px) rotate(-2deg);
    background: rgba(255,255,255,0.15);
}

.phone-1 { transform: rotate(-5deg) translateX(10px); }
.phone-2 { transform: translateY(-15px) scale(1.05); }
.phone-3 { transform: rotate(5deg) translateX(-10px); }

.phone-1:hover { transform: rotate(-5deg) translateX(10px) translateY(-8px); }
.phone-2:hover { transform: translateY(-23px) scale(1.05); }
.phone-3:hover { transform: rotate(5deg) translateX(-10px) translateY(-8px); }

.phone-screen {
    color: rgba(255,255,255,0.7);
    font-size: 1.8rem;
}

/* ===================================================
   About Section
   =================================================== */
.about-section {
    padding: 6rem 0;
    background: var(--gray-50);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-text .section-tag { margin-bottom: 1rem; }

.about-text h2 {
    font-size: 2.5rem;
    font-weight: 800;
    letter-spacing: -1px;
    margin-bottom: 1.5rem;
    color: var(--black);
}

.about-text p {
    color: var(--gray-500);
    margin-bottom: 1.2rem;
    line-height: 1.7;
}

.about-text .btn-primary { margin-top: 1rem; }

.about-cards {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.2rem;
}

.about-stat-card {
    background: var(--white);
    border: 1.5px solid var(--gray-200);
    padding: 1.5rem;
    border-radius: var(--radius-md);
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    transition: var(--transition);
}

.about-stat-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: var(--accent);
}

.about-stat-card i {
    font-size: 1.5rem;
    color: var(--accent);
    margin-bottom: 0.5rem;
}

.about-num {
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--black);
    letter-spacing: -0.5px;
}

.about-stat-card span:last-child {
    font-size: 0.8rem;
    color: var(--gray-500);
}

/* ===================================================
   Contact Section
   =================================================== */
.contact-section {
    padding: 6rem 0;
    background: var(--white);
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-top: 1rem;
}

.contact-card {
    background: var(--gray-50);
    border: 1.5px solid var(--gray-200);
    border-radius: var(--radius-md);
    padding: 2rem;
    text-align: center;
    transition: var(--transition);
}

.contact-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: var(--accent);
}

.contact-icon {
    width: 56px;
    height: 56px;
    background: var(--black);
    color: var(--white);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    margin: 0 auto 1rem;
    transition: var(--transition);
}

.contact-card:hover .contact-icon {
    background: var(--gradient);
    transform: scale(1.1);
}

.contact-card h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.contact-card p {
    color: var(--gray-500);
    font-size: 0.9rem;
}

/* ===================================================
   Collections Page — Hero Banner
   =================================================== */
.collections-hero {
    background: linear-gradient(135deg, var(--black) 0%, #1a1a2e 100%);
    padding: 120px 0 60px;
    position: relative;
    overflow: hidden;
}

.collections-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 20% 50%, rgba(99,102,241,0.2) 0%, transparent 60%),
                radial-gradient(ellipse at 80% 50%, rgba(139,92,246,0.15) 0%, transparent 60%);
}

.collections-hero-content {
    position: relative;
    z-index: 1;
}

.back-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: rgba(255,255,255,0.5);
    text-decoration: none;
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
    transition: color 0.3s;
}

.back-link:hover { color: var(--white); }

.collections-hero h1 {
    font-size: 3.5rem;
    font-weight: 900;
    letter-spacing: -2px;
    color: var(--white);
    margin-bottom: 1rem;
}

.collections-hero p {
    font-size: 1.1rem;
    color: rgba(255,255,255,0.6);
}

/* ===================================================
   Sticky Filters Bar
   =================================================== */
.filter-section {
    background: var(--white);
    padding: 1.25rem 0;
    border-bottom: 1px solid var(--gray-200);
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    z-index: 99;
    box-shadow: var(--shadow-sm);
}

.filter-section + * {
    margin-top: 65px;
}

.filter-controls {
    display: flex;
    gap: 1rem;
    align-items: center;
    flex-wrap: wrap;
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
}

.filter-group label {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--gray-500);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

.filter-select {
    padding: 0.5rem 1rem;
    border: 1.5px solid var(--gray-200);
    border-radius: 50px;
    background: var(--white);
    font-size: 0.88rem;
    cursor: pointer;
    transition: var(--transition);
    min-width: 140px;
    font-family: 'Inter', sans-serif;
    color: var(--black);
}

.filter-select:hover,
.filter-select:focus {
    border-color: var(--black);
    outline: none;
    box-shadow: 0 0 0 3px rgba(0,0,0,0.06);
}

.filter-results {
    margin-left: auto;
    font-size: 0.85rem;
    color: var(--gray-500);
}

/* ===================================================
   Products Section
   =================================================== */
.products {
    padding: 3rem 0 6rem;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
}

/* Ensure all product cards have consistent height */
.products-grid .product-card {
    display: flex;
    flex-direction: column;
    height: 100%;
}

.products-grid .product-card .product-info {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.products-grid .product-card .add-to-cart {
    margin-top: auto;
}

/* Product Card */
.product-card {
    background: var(--white);
    border: 1.5px solid var(--gray-200);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: var(--transition);
    cursor: pointer;
    animation: cardEnter 0.5s ease both;
}

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

.product-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: var(--black);
}

.product-image {
    width: 100%;
    height: 280px;
    background: var(--gray-50);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.product-badge {
    position: absolute;
    top: 12px;
    right: 12px;
    background: var(--black);
    color: var(--white);
    padding: 0.25rem 0.7rem;
    border-radius: 50px;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.product-info {
    padding: 1.4rem;
}

.product-brand {
    font-size: 0.75rem;
    color: var(--gray-300);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 0.4rem;
    font-weight: 600;
}

.product-name {
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 0.4rem;
    color: var(--black);
    letter-spacing: -0.3px;
}

.product-price {
    font-size: 1.2rem;
    font-weight: 800;
    color: var(--black);
    margin-bottom: 0.6rem;
    letter-spacing: -0.5px;
}

.product-rating {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.stars { color: #f59e0b; font-size: 0.85rem; }

.rating-count {
    font-size: 0.8rem;
    color: var(--gray-300);
}

.add-to-cart {
    width: 100%;
    background: var(--black);
    color: var(--white);
    border: none;
    padding: 0.8rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: var(--transition);
    font-family: 'Inter', sans-serif;
    position: relative;
    overflow: hidden;
}

.add-to-cart::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--gradient);
    opacity: 0;
    transition: opacity 0.3s;
    z-index: -1;
}

.add-to-cart span { position: relative; z-index: 1; }

.add-to-cart:hover::before { opacity: 1; }

.add-to-cart:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 18px rgba(0,0,0,0.2);
}

/* No Results */
.no-results {
    text-align: center;
    padding: 4rem;
    color: var(--gray-300);
}

.no-results i {
    font-size: 3rem;
    margin-bottom: 1rem;
    display: block;
}

.no-results p {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
}

.no-results button {
    background: var(--black);
    color: var(--white);
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    font-family: 'Inter', sans-serif;
}

/* ===================================================
   Cart Sidebar
   =================================================== */
.cart-sidebar {
    position: fixed;
    top: 0;
    right: -420px;
    width: 420px;
    height: 100vh;
    background: var(--white);
    box-shadow: var(--shadow-xl);
    z-index: 1001;
    transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    flex-direction: column;
}

.cart-sidebar.active { right: 0; }

.cart-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem;
    border-bottom: 1px solid var(--gray-200);
}

.cart-header h3 {
    font-size: 1.2rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.close-cart {
    background: var(--gray-100);
    border: none;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    cursor: pointer;
    color: var(--gray-500);
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

.close-cart:hover { background: var(--black); color: var(--white); }

.cart-items {
    flex: 1;
    overflow-y: auto;
    padding: 1rem;
}

.cart-item {
    display: flex;
    gap: 1rem;
    padding: 1rem;
    border-bottom: 1px solid var(--gray-100);
    border-radius: var(--radius-sm);
    transition: background 0.2s;
}

.cart-item:hover { background: var(--gray-50); }

.cart-item-image {
    width: 75px;
    height: 75px;
    background: var(--gray-100);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    flex-shrink: 0;
}

.cart-item-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: var(--radius-sm);
}

.cart-item-details { flex: 1; }

.cart-item-name {
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 0.25rem;
}

.cart-item-price {
    color: var(--gray-500);
    font-size: 0.85rem;
    margin-bottom: 0.5rem;
}

.cart-item-quantity {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.quantity-btn {
    background: var(--gray-100);
    border: none;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s;
    font-size: 0.85rem;
}

.quantity-btn:hover { background: var(--gray-200); }

.cart-footer {
    padding: 1.5rem;
    border-top: 1px solid var(--gray-200);
    background: var(--white);
}

.cart-total {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.total-amount {
    font-size: 1.4rem;
    font-weight: 800;
}

.checkout-btn {
    width: 100%;
    background: var(--black);
    color: var(--white);
    border: none;
    padding: 1rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    font-size: 0.95rem;
    font-family: 'Inter', sans-serif;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.checkout-btn:hover {
    background: var(--gradient);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.2);
}

/* ===================================================
   Overlay
   =================================================== */
.overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    z-index: 1000;
    display: none;
    animation: fadeIn 0.3s ease;
}

.overlay.active { display: block; }

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

/* ===================================================
   Footer
   =================================================== */
.footer {
    background: var(--black);
    color: var(--white);
    padding: 4rem 0 1.5rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 1.2rem;
    font-weight: 800;
    margin-bottom: 1rem;
}

.footer-logo i {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-size: 1.4rem;
}

.footer-brand p {
    color: rgba(255,255,255,0.5);
    font-size: 0.9rem;
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.footer-social {
    display: flex;
    gap: 0.75rem;
}

.footer-social a {
    width: 36px;
    height: 36px;
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255,255,255,0.6);
    text-decoration: none;
    transition: var(--transition);
}

.footer-social a:hover {
    background: var(--gradient);
    border-color: transparent;
    color: var(--white);
    transform: translateY(-3px);
}

.footer-section h4 {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: rgba(255,255,255,0.4);
    margin-bottom: 1.2rem;
}

.footer-section ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.footer-section ul a,
.footer-section a {
    color: rgba(255,255,255,0.6);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s;
}

.footer-section ul a:hover,
.footer-section a:hover { color: var(--white); }

.footer-section p {
    color: rgba(255,255,255,0.5);
    font-size: 0.88rem;
    margin-bottom: 0.6rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.footer-section i { color: rgba(255,255,255,0.3); }

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.08);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-bottom p { color: rgba(255,255,255,0.3); font-size: 0.85rem; }

.footer-bottom-links {
    display: flex;
    gap: 1.5rem;
}

.footer-bottom-links a {
    color: rgba(255,255,255,0.3);
    text-decoration: none;
    font-size: 0.85rem;
    transition: color 0.3s;
}

.footer-bottom-links a:hover { color: var(--white); }

/* ===================================================
   Toast Notification
   =================================================== */
.toast {
    position: fixed;
    bottom: 24px;
    right: 24px;
    background: var(--black);
    color: var(--white);
    padding: 1rem 1.5rem;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-lg);
    transform: translateY(80px);
    opacity: 0;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1002;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.9rem;
    font-weight: 500;
    max-width: 320px;
    border-left: 3px solid;
    border-image: var(--gradient) 1;
}

.toast.show {
    transform: translateY(0);
    opacity: 1;
}

/* ===================================================
   Responsive Design
   =================================================== */
@media (max-width: 1024px) {
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }

    .cta-card {
        flex-direction: column;
        text-align: center;
    }

    .cta-phones { justify-content: center; }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        right: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: var(--white);
        flex-direction: column;
        justify-content: flex-start;
        align-items: center;
        padding-top: 3rem;
        transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        border-top: 1px solid var(--gray-200);
        z-index: 999;
    }

    .nav-menu.active { right: 0; }

    .menu-toggle { display: flex; }

    .search-box { display: none; }

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

    .hero-title { font-size: 2.8rem; }

    .hero-stats { gap: 1.5rem; }

    .stat-number { font-size: 1.5rem; }

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

    .about-cards { grid-template-columns: repeat(2, 1fr); }

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

    .cta-card { padding: 2.5rem 2rem; }

    .cart-sidebar {
        width: 100%;
        right: -100%;
    }

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

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

    .footer-bottom { flex-direction: column; gap: 1rem; text-align: center; }

    .filter-controls { flex-direction: column; align-items: flex-start; }

    .filter-results { margin-left: 0; }
}

@media (max-width: 480px) {
    .hero-title { font-size: 2.2rem; letter-spacing: -1px; }

    .hero-actions { flex-direction: column; align-items: center; }

    .products-grid { grid-template-columns: repeat(2, 1fr); gap: 1rem; }

    .cta-phones { gap: 0.5rem; }

    .phone-mockup { width: 70px; height: 120px; }
}

/* ===================================================
   Loading Spinner
   =================================================== */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid var(--gray-200);
    border-top: 3px solid var(--black);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ===================================================
   Product Modal
   =================================================== */
.product-modal {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(8px);
    z-index: 1001;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

.product-modal.active { 
    display: flex !important; 
    animation: fadeIn 0.3s ease;
}

.product-modal-content {
    background: var(--white);
    border-radius: var(--radius-lg);
    max-width: 900px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    animation: modalEnter 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: var(--shadow-xl);
}

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

.modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: none;
    background: var(--gray-100);
    cursor: pointer;
    font-size: 1.1rem;
    z-index: 10;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-close:hover { 
    background: var(--black); 
    color: var(--white);
    transform: scale(1.1);
}

.modal-product-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    padding: 2rem;
    align-items: start;
}

.modal-product-image {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    background: var(--gray-50);
    box-shadow: var(--shadow-md);
}

.modal-product-image img {
    width: 100%;
    height: 350px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.modal-product-image:hover img {
    transform: scale(1.05);
}

.modal-product-details { 
    padding: 0.5rem;
    display: flex;
    flex-direction: column;
}

.modal-product-name {
    font-size: 1.5rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
    color: var(--black);
    letter-spacing: -0.5px;
}

.modal-product-rating {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
    color: var(--gray-500);
}

.modal-product-price {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 1rem;
    color: var(--black);
}

.modal-product-stock { margin-bottom: 1rem; }

.modal-product-stock .stock {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.9rem;
    font-weight: 600;
    padding: 0.3rem 0.8rem;
    border-radius: 50px;
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid rgba(34, 197, 94, 0.2);
}

.modal-product-stock .stock.in-stock { 
    color: #22c55e; 
    background: rgba(34, 197, 94, 0.1);
    border-color: rgba(34, 197, 94, 0.2);
}

.modal-product-stock .stock.out-of-stock { 
    color: #ef4444;
    background: rgba(239, 68, 68, 0.1);
    border-color: rgba(239, 68, 68, 0.2);
}

.modal-product-desc {
    color: var(--gray-500);
    line-height: 1.7;
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
}

.modal-product-actions {
    display: flex;
    gap: 1rem;
    align-items: center;
    margin-top: auto;
}

.quantity-selector {
    display: flex;
    align-items: center;
    border: 1.5px solid var(--gray-200);
    border-radius: var(--radius-sm);
    overflow: hidden;
    background: var(--white);
}

.quantity-selector button {
    width: 40px;
    height: 40px;
    border: none;
    background: var(--gray-100);
    cursor: pointer;
    font-size: 1rem;
    transition: background 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.quantity-selector button:hover { background: var(--gray-200); }

.quantity-selector span {
    width: 50px;
    text-align: center;
    font-weight: 700;
}

@media (max-width: 768px) {
    .modal-product-grid { grid-template-columns: 1fr; }
    .modal-product-image img { height: 250px; }
}

/* ===================================================
   Stock Badge
   =================================================== */
.stock-badge {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.25rem 0.6rem;
    border-radius: 50px;
    margin-bottom: 0.75rem;
    background: rgba(34, 197, 94, 0.1);
    color: #22c55e;
}

.stock-badge.low-stock {
    background: rgba(245, 158, 11, 0.1);
    color: #f59e0b;
}

.stock-badge.out-of-stock {
    background: rgba(239, 68, 68, 0.1);
    color: #ef4444;
}

/* ===================================================
   Breadcrumb
   =================================================== */
.breadcrumb {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.breadcrumb a {
    color: rgba(255,255,255,0.6);
    text-decoration: none;
    transition: color 0.2s;
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

.breadcrumb a:hover { color: white; }

.breadcrumb span {
    color: white;
    font-weight: 500;
}

.breadcrumb .fas {
    font-size: 0.7rem;
    opacity: 0.6;
}

/* ===================================================
   Newsletter Section
   =================================================== */
.newsletter-section {
    padding: 4rem 0;
    background: var(--gray-50);
}

.newsletter-card {
    background: var(--black);
    border-radius: var(--radius-lg);
    padding: 3rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.newsletter-card::before {
    content: '';
    position: absolute;
    width: 400px;
    height: 400px;
    background: var(--gradient);
    border-radius: 50%;
    top: -150px;
    left: -100px;
    opacity: 0.15;
}

.newsletter-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 1.5rem;
    color: white;
    position: relative;
    z-index: 1;
}

.newsletter-card h2 {
    font-size: 2rem;
    font-weight: 800;
    color: white;
    margin-bottom: 0.75rem;
    position: relative;
    z-index: 1;
}

.newsletter-card p {
    color: rgba(255,255,255,0.6);
    margin-bottom: 1.5rem;
    position: relative;
    z-index: 1;
}

.newsletter-form {
    display: flex;
    gap: 0.75rem;
    max-width: 450px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.newsletter-form input {
    flex: 1;
    padding: 0.85rem 1.25rem;
    border: none;
    border-radius: 50px;
    font-size: 0.95rem;
    font-family: 'Inter', sans-serif;
}

.newsletter-form input:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(255,255,255,0.2);
}

@media (max-width: 600px) {
    .newsletter-form { flex-direction: column; }
    .newsletter-card { padding: 2rem 1.5rem; }
}

/* Logo Image */
.logo-img {
    height: 38px;
    width: auto;
    object-fit: contain;
}