/* ============================================================
   CAD DENTAL WAREHOUSE — index.css
   Brand: #6746f9 (violet-purple) · #16d7de (cyan-teal)
   ============================================================ */

/* ── GOOGLE FONTS ─────────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@400;500;600;700;800&family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,600;1,9..40,300&display=swap');

/* ── CSS VARIABLES ─────────────────────────────────────────── */
:root {
    --violet:        #6746f9;
    --violet-dark:   #4f2fe0;
    --violet-deeper: #3a1fb5;
    --cyan:          #16d7de;
    --cyan-dark:     #0db8be;
    --cyan-light:    #e0fafb;
    --white:         #ffffff;
    --off-white:     #f7f6ff;
    --dark:          #0e0b1f;
    --dark-mid:      #1a1538;
    --text-body:     #3d3458;
    --text-muted:    #7b72a8;
    --border:        rgba(103, 70, 249, 0.15);
    --shadow-violet: rgba(103, 70, 249, 0.25);
    --shadow-cyan:   rgba(22, 215, 222, 0.25);
    --font-display:  'Outfit', sans-serif;
    --font-body:     'DM Sans', sans-serif;
    --radius-sm:     8px;
    --radius-md:     14px;
    --radius-lg:     24px;
    --radius-pill:   999px;
    --transition:    all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ── RESET & BASE ─────────────────────────────────────────── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; font-size: 16px; }
html, body { overflow-x: hidden; max-width: 100%; }

body {
    font-family: var(--font-body);
    color: var(--text-body);
    background: var(--white);
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
}

a { text-decoration: none; color: inherit; }
img { max-width: 100%; height: auto; display: block; }

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

.section-label {
    font-family: var(--font-display);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--cyan);
    display: inline-flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 16px;
}
.section-label::before {
    content: '';
    display: inline-block;
    width: 28px;
    height: 2px;
    background: var(--cyan);
    border-radius: 2px;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(1.8rem, 3vw, 2.5rem);
    font-weight: 800;
    color: var(--dark);
    line-height: 1.15;
    margin-bottom: 16px;
}

.section-subtitle {
    font-size: 1.05rem;
    color: var(--text-muted);
    max-width: 580px;
    line-height: 1.7;
}

/* ── BUTTONS ──────────────────────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    border-radius: var(--radius-pill);
    font-family: var(--font-display);
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    border: 2px solid transparent;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
}

.btn-primary {
    background: var(--violet);
    color: var(--white);
    border-color: var(--violet);
    box-shadow: 0 6px 24px var(--shadow-violet);
}
.btn-primary:hover {
    background: var(--violet-dark);
    border-color: var(--violet-dark);
    transform: translateY(-3px);
    box-shadow: 0 12px 32px var(--shadow-violet);
}

.btn-outline {
    background: transparent;
    color: var(--violet);
    border-color: var(--violet);
}
.btn-outline:hover {
    background: var(--violet);
    color: var(--white);
    transform: translateY(-3px);
    box-shadow: 0 8px 24px var(--shadow-violet);
}

.btn-cyan {
    background: var(--cyan);
    color: var(--dark);
    border-color: var(--cyan);
    box-shadow: 0 6px 24px var(--shadow-cyan);
}
.btn-cyan:hover {
    background: var(--cyan-dark);
    transform: translateY(-3px);
    box-shadow: 0 12px 32px var(--shadow-cyan);
}

/* ── NAVBAR ───────────────────────────────────────────────── */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 20px 0;
    transition: var(--transition);
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.97);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    padding: 12px 0;
    box-shadow: 0 2px 24px rgba(103, 70, 249, 0.10);
}

.navbar-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: 12px;
}

.brand-logo-icon {
    width: 42px;
    height: 42px;
    border-radius: 12px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    background: transparent;
}
.brand-logo-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
}

.brand-text strong {
    display: block;
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 800;
    color: var(--dark);
    line-height: 1.1;
}
.brand-text span {
    font-size: 0.65rem;
    color: var(--text-muted);
    letter-spacing: 1.5px;
    text-transform: uppercase;
    font-weight: 500;
}

/* scrolled brand text colors stay readable */
.navbar.scrolled .brand-text strong { color: var(--dark); }
.navbar:not(.scrolled) .brand-text strong { color: var(--white); }
.navbar:not(.scrolled) .brand-text span  { color: rgba(255,255,255,0.65); }

.navbar-nav {
    display: flex;
    align-items: center;
    gap: 4px;
    list-style: none;
}

.nav-link {
    font-family: var(--font-display);
    font-size: 0.88rem;
    font-weight: 600;
    padding: 8px 16px;
    border-radius: var(--radius-pill);
    transition: var(--transition);
    letter-spacing: 0.3px;
}
.navbar:not(.scrolled) .nav-link { color: rgba(255,255,255,0.85); }
.navbar.scrolled .nav-link       { color: var(--text-body); }

.nav-link:hover,
.navbar:not(.scrolled) .nav-link:hover { background: rgba(255,255,255,0.12); color: var(--white); }
.navbar.scrolled .nav-link:hover       { background: var(--off-white); color: var(--violet); }

.navbar-cta {
    background: var(--cyan);
    color: var(--dark) !important;
    font-weight: 700;
}
.navbar-cta:hover { background: var(--cyan-dark) !important; color: var(--dark) !important; }
.navbar.scrolled .navbar-cta { background: var(--violet); color: var(--white) !important; }
.navbar.scrolled .navbar-cta:hover { background: var(--violet-dark) !important; }

/* Hamburger */
.navbar-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}
.navbar-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--white);
    border-radius: 2px;
    transition: var(--transition);
}
.navbar.scrolled .navbar-toggle span { background: var(--dark); }

/* Mobile menu */
.navbar-menu-mobile {
    display: none;
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: var(--dark);
    z-index: 999;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 32px;
}
.navbar-menu-mobile.open { display: flex; }
.navbar-menu-mobile .nav-link {
    font-size: 1.5rem;
    color: var(--white) !important;
    padding: 12px 24px;
}
.navbar-menu-mobile .nav-link:hover { color: var(--cyan) !important; background: transparent; }
.mobile-close {
    position: absolute;
    top: 20px; right: 24px;
    background: none;
    border: none;
    color: var(--white);
    font-size: 2rem;
    cursor: pointer;
    line-height: 1;
}

/* ── HERO ─────────────────────────────────────────────────── */
.hero {
    min-height: 100vh;
    position: relative;
    background: var(--dark);
    display: flex;
    align-items: center;
    padding: 120px 0 80px;
    overflow: hidden;
}

/* Mesh gradient background */
.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
    overflow: hidden;
}
.hero-bg::before {
    content: '';
    position: absolute;
    top: -30%;
    left: -10%;
    width: 70%;
    height: 100%;
    background: radial-gradient(ellipse at center, rgba(103, 70, 249, 0.45) 0%, transparent 65%);
}
.hero-bg::after {
    content: '';
    position: absolute;
    bottom: -20%;
    right: -10%;
    width: 60%;
    height: 80%;
    background: radial-gradient(ellipse at center, rgba(22, 215, 222, 0.30) 0%, transparent 65%);
}

/* Noise grain overlay */
.hero-grain {
    position: absolute;
    inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.04'/%3E%3C/svg%3E");
    z-index: 1;
    pointer-events: none;
}

/* Floating decorative shapes */
.hero-shapes {
    position: absolute;
    inset: 0;
    z-index: 1;
    pointer-events: none;
}
.shape {
    position: absolute;
    border-radius: 50%;
    opacity: 0.06;
}
.shape-1 {
    width: 500px; height: 500px;
    top: 10%; right: 5%;
    background: var(--violet);
    animation: float1 8s ease-in-out infinite;
}
.shape-2 {
    width: 300px; height: 300px;
    bottom: 15%; left: 5%;
    background: var(--cyan);
    animation: float2 10s ease-in-out infinite;
}
.shape-3 {
    width: 180px; height: 180px;
    top: 60%; right: 20%;
    background: var(--cyan);
    opacity: 0.08;
    animation: float1 6s ease-in-out infinite 2s;
}

@keyframes float1 {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50%       { transform: translateY(-30px) rotate(10deg); }
}
@keyframes float2 {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50%       { transform: translateY(20px) rotate(-8deg); }
}

.hero-content {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-text {}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(22, 215, 222, 0.15);
    border: 1px solid rgba(22, 215, 222, 0.35);
    border-radius: var(--radius-pill);
    padding: 6px 14px;
    margin-bottom: 28px;
}
.hero-badge span {
    font-family: var(--font-display);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--cyan);
}
.hero-badge-dot {
    width: 6px; height: 6px;
    border-radius: 50%;
    background: var(--cyan);
    animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50%       { opacity: 0.5; transform: scale(0.7); }
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(2.4rem, 4.5vw, 4rem);
    font-weight: 800;
    color: var(--white);
    line-height: 1.12;
    margin-bottom: 24px;
    letter-spacing: -0.5px;
}
.hero-title .accent {
    background: linear-gradient(135deg, var(--violet) 0%, var(--cyan) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-tagline {
    font-size: 1.15rem;
    color: rgba(255,255,255,0.7);
    line-height: 1.75;
    margin-bottom: 40px;
    max-width: 480px;
}

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

.hero-stats {
    display: flex;
    gap: 32px;
    margin-top: 56px;
    padding-top: 40px;
    border-top: 1px solid rgba(255,255,255,0.08);
}

.stat-item {}
.stat-num {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 800;
    color: var(--white);
    line-height: 1;
    margin-bottom: 4px;
}
.stat-num span { color: var(--cyan); }
.stat-label {
    font-size: 0.78rem;
    color: rgba(255,255,255,0.5);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 500;
}

/* Hero visual card */
.hero-visual {
    position: relative;
}

.hero-card {
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: var(--radius-lg);
    padding: 48px 40px;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    position: relative;
    overflow: hidden;
}
.hero-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--violet), var(--cyan));
}

.hero-card-logo {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 40px;
}
.hero-card-logo-icon {
    width: 64px; height: 64px;
    background: #6746f9;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    overflow: hidden;
}
.hero-card-logo-icon img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}
.hero-card-logo-text strong {
    display: block;
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 800;
    color: var(--white);
}
.hero-card-logo-text span {
    font-size: 0.75rem;
    color: rgba(255,255,255,0.5);
    text-transform: uppercase;
    letter-spacing: 1.5px;
}

.hero-feature-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 18px;
}
.hero-feature-item {
    display: flex;
    align-items: flex-start;
    gap: 14px;
}
.feature-check {
    width: 24px; height: 24px;
    background: linear-gradient(135deg, var(--violet), var(--cyan));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    margin-top: 2px;
}
.feature-check svg { width: 12px; height: 12px; stroke: white; stroke-width: 3; }
.hero-feature-item p {
    font-size: 0.92rem;
    color: rgba(255,255,255,0.78);
    line-height: 1.5;
}
.hero-feature-item strong { color: var(--white); }

.hero-card-footer {
    margin-top: 40px;
    padding-top: 28px;
    border-top: 1px solid rgba(255,255,255,0.08);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}
.hero-no1-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: linear-gradient(135deg, var(--violet), var(--cyan));
    border-radius: var(--radius-pill);
    padding: 8px 18px;
}
.hero-no1-badge span {
    font-family: var(--font-display);
    font-size: 0.75rem;
    font-weight: 800;
    color: var(--white);
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

/* ── WHY US SECTION ───────────────────────────────────────── */
.why-section {
    padding: 100px 0;
    background: var(--off-white);
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 56px;
}

.why-card {
    background: var(--white);
    border-radius: var(--radius-md);
    padding: 36px 30px;
    border: 1px solid var(--border);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}
.why-card::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0; right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--violet), var(--cyan));
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition);
}
.why-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 50px var(--shadow-violet);
    border-color: rgba(103, 70, 249, 0.3);
}
.why-card:hover::after { transform: scaleX(1); }

.why-icon {
    width: 56px; height: 56px;
    border-radius: var(--radius-sm);
    background: linear-gradient(135deg, var(--violet), var(--cyan));
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
}
.why-icon svg { width: 28px; height: 28px; stroke: white; stroke-width: 2; }

.why-card h3 {
    font-family: var(--font-display);
    font-size: 1.15rem;
    font-weight: 800;
    color: var(--dark);
    margin-bottom: 12px;
}
.why-card p {
    font-size: 0.92rem;
    color: var(--text-muted);
    line-height: 1.7;
}

/* ── PRODUCTS SECTION ─────────────────────────────────────── */
.products-section {
    padding: 100px 0;
    background: var(--white);
}

.products-header {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    margin-bottom: 56px;
    gap: 24px;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.product-card {
    background: var(--white);
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
    overflow: hidden;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}
.product-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 24px 60px var(--shadow-violet);
    border-color: rgba(103, 70, 249, 0.3);
}

.product-image {
    width: 100%;
    height: 260px;
    background: var(--off-white);
    overflow: hidden;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}
.product-image-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    background: linear-gradient(135deg, #f0eeff 0%, #e8fafc 100%);
}
.product-image-placeholder svg { width: 64px; height: 64px; opacity: 0.25; }
.product-image-placeholder span {
    font-family: var(--font-display);
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1.5px;
}
.product-card:hover .product-image-placeholder { background: linear-gradient(135deg, #e8e4fe 0%, #d5f9fb 100%); }

.product-badge {
    position: absolute;
    top: 16px; left: 16px;
    background: var(--violet);
    color: var(--white);
    font-family: var(--font-display);
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    padding: 4px 10px;
    border-radius: var(--radius-pill);
}

.product-body {
    padding: 24px;
    flex: 1;
    display: flex;
    flex-direction: column;
}
.product-category {
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--cyan-dark);
    margin-bottom: 8px;
}
.product-body h3 {
    font-family: var(--font-display);
    font-size: 1.05rem;
    font-weight: 800;
    color: var(--dark);
    margin-bottom: 10px;
    line-height: 1.3;
}
.product-body p {
    font-size: 0.88rem;
    color: var(--text-muted);
    line-height: 1.6;
    flex: 1;
    margin-bottom: 20px;
}

.product-cta {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-family: var(--font-display);
    font-size: 0.82rem;
    font-weight: 700;
    color: var(--violet);
    transition: var(--transition);
}
.product-cta svg { width: 14px; height: 14px; transition: transform 0.3s ease; }
.product-card:hover .product-cta svg { transform: translateX(4px); }

/* ── CTA BANNER ───────────────────────────────────────────── */
.cta-banner {
    padding: 100px 0;
    background: var(--dark);
    position: relative;
    overflow: hidden;
}
.cta-banner::before {
    content: '';
    position: absolute;
    top: -50%; left: -10%;
    width: 60%; height: 200%;
    background: radial-gradient(ellipse, rgba(103,70,249,0.35) 0%, transparent 70%);
    pointer-events: none;
}
.cta-banner::after {
    content: '';
    position: absolute;
    bottom: -40%; right: -10%;
    width: 50%; height: 150%;
    background: radial-gradient(ellipse, rgba(22,215,222,0.25) 0%, transparent 70%);
    pointer-events: none;
}

.cta-inner {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 680px;
    margin: 0 auto;
}
.cta-inner .section-label { justify-content: center; margin-bottom: 24px; }
.cta-inner .section-title { color: var(--white); margin-bottom: 20px; }
.cta-inner .section-subtitle { color: rgba(255,255,255,0.6); margin: 0 auto 40px; }
.cta-actions { display: flex; align-items: center; justify-content: center; gap: 16px; flex-wrap: wrap; }

/* ── FOOTER ───────────────────────────────────────────────── */
.footer {
    background: var(--dark-mid);
    padding: 72px 0 32px;
    position: relative;
}
.footer::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--violet), var(--cyan), var(--violet));
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.2fr;
    gap: 48px;
    margin-bottom: 56px;
}

.footer-brand .brand-text strong { color: var(--white); }
.footer-brand .brand-text span   { color: rgba(255,255,255,0.4); }

.footer-tagline {
    font-size: 0.9rem;
    color: rgba(255,255,255,0.5);
    line-height: 1.7;
    margin: 20px 0 28px;
    max-width: 280px;
}

.footer-social {
    display: flex;
    gap: 10px;
}
.social-btn {
    width: 40px; height: 40px;
    border-radius: 10px;
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    color: rgba(255,255,255,0.5);
    text-decoration: none;
}
.social-btn:hover {
    background: var(--violet);
    border-color: var(--violet);
    color: var(--white);
    transform: translateY(-3px);
}
.social-btn svg { width: 16px; height: 16px; fill: currentColor; }

.footer-col h4 {
    font-family: var(--font-display);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: rgba(255,255,255,0.35);
    margin-bottom: 20px;
}
.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.footer-links a {
    font-size: 0.9rem;
    color: rgba(255,255,255,0.55);
    transition: var(--transition);
    display: inline-block;
}
.footer-links a:hover {
    color: var(--cyan);
    transform: translateX(4px);
}

.footer-contact-item {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 14px;
}
.footer-contact-item svg {
    width: 16px; height: 16px;
    stroke: var(--cyan);
    stroke-width: 2;
    flex-shrink: 0;
    margin-top: 2px;
}
.footer-contact-item span {
    font-size: 0.88rem;
    color: rgba(255,255,255,0.55);
    line-height: 1.5;
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.06);
    padding-top: 28px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
}
.footer-bottom p {
    font-size: 0.82rem;
    color: rgba(255,255,255,0.3);
}
.footer-bottom-links {
    display: flex;
    gap: 24px;
}
.footer-bottom-links a {
    font-size: 0.82rem;
    color: rgba(255,255,255,0.3);
    transition: color 0.2s;
}
.footer-bottom-links a:hover { color: var(--cyan); }

/* ── SCROLL TO TOP ─────────────────────────────────────────── */
.scroll-top {
    position: fixed;
    bottom: 32px; right: 32px;
    width: 48px; height: 48px;
    border-radius: 50%;
    background: var(--violet);
    color: var(--white);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 6px 20px var(--shadow-violet);
    opacity: 0;
    pointer-events: none;
    transition: var(--transition);
    z-index: 999;
}
.scroll-top.visible { opacity: 1; pointer-events: all; }
.scroll-top:hover { transform: translateY(-4px); background: var(--violet-dark); }
.scroll-top svg { width: 20px; height: 20px; stroke: white; stroke-width: 2.5; }

/* ── SCROLL ANIMATIONS ─────────────────────────────────────── */
.fade-up {
    opacity: 0;
    transform: translateY(32px);
    transition: opacity 0.65s cubic-bezier(0.4,0,0.2,1), transform 0.65s cubic-bezier(0.4,0,0.2,1);
}
.fade-up.visible { opacity: 1; transform: translateY(0); }

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

/* ── SCROLL OFFSET ─────────────────────────────────────────── */
#home, #products, #why, #contact {
    scroll-margin-top: 72px;
}

/* ── RESPONSIVE ────────────────────────────────────────────── */
@media (max-width: 1024px) {
    .hero-content { grid-template-columns: 1fr; gap: 48px; }
    .hero-visual { display: none; }
    .hero-text { text-align: center; }
    .hero-tagline { margin: 0 auto 40px; }
    .hero-actions { justify-content: center; }
    .hero-stats { justify-content: center; }
    .products-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 36px; }
}

@media (max-width: 768px) {
    .navbar-nav { display: none; }
    .navbar-toggle { display: flex; }
    .why-grid { grid-template-columns: 1fr; }
    .products-grid { grid-template-columns: 1fr; }
    .products-header { flex-direction: column; align-items: flex-start; }
    .hero-stats { flex-direction: column; gap: 20px; }
    .footer-grid { grid-template-columns: 1fr; gap: 32px; }
    .footer-bottom { flex-direction: column; text-align: center; }
}

@media (max-width: 480px) {
    .hero { padding: 100px 0 60px; }
    .hero-actions { flex-direction: column; width: 100%; }
    .hero-actions .btn { width: 100%; justify-content: center; }
    .btn { padding: 12px 24px; }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
}