/* ═══════════════════════════════════════════
   KHANYISA GAS & FUELS — Modern Website
   Brand Colors:
   - Primary Blue:  #0f2b5b (dark navy)
   - Bright Blue:   #1e56a0 (royal blue)
   - Red:           #dc2626
   - Orange:        #f97316 (accent)
   - Gray:          #64748b
   - Dark BG:       #0c1929
   ═══════════════════════════════════════════ */

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

:root {
    --blue-900: #0c1929;
    --blue-800: #0f2b5b;
    --blue-700: #143a7a;
    --blue-600: #1e56a0;
    --blue-500: #2563eb;
    --blue-400: #3b82f6;
    --blue-100: #dbeafe;
    --blue-50: #eff6ff;
    --red-600: #dc2626;
    --red-500: #ef4444;
    --orange-500: #f97316;
    --orange-400: #fb923c;
    --gray-900: #111827;
    --gray-800: #1f2937;
    --gray-700: #374151;
    --gray-600: #4b5563;
    --gray-500: #6b7280;
    --gray-400: #9ca3af;
    --gray-300: #d1d5db;
    --gray-200: #e5e7eb;
    --gray-100: #f3f4f6;
    --gray-50: #f9fafb;
    --white: #ffffff;
    --font-primary: 'Outfit', 'Inter', system-ui, -apple-system, sans-serif;
    --font-body: 'Inter', system-ui, -apple-system, sans-serif;
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -2px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -4px rgba(0,0,0,0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.1), 0 8px 10px -6px rgba(0,0,0,0.1);
    --shadow-2xl: 0 25px 50px -12px rgba(0,0,0,0.25);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: var(--font-body);
    color: var(--gray-700);
    line-height: 1.7;
    background: var(--white);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-primary);
    font-weight: 800;
    line-height: 1.2;
    color: var(--gray-900);
}

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

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

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

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

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

@keyframes scaleIn {
    from { opacity: 0; transform: scale(0.9); }
    to { opacity: 1; transform: scale(1); }
}

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

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

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

[data-animate] {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-animate].visible {
    opacity: 1;
    transform: translateY(0);
}

/* ─── Buttons ─── */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 28px;
    font-family: var(--font-primary);
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition);
    text-decoration: none;
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, var(--red-600), var(--red-500));
    color: var(--white);
    border-color: var(--red-600);
    box-shadow: 0 4px 15px rgba(220, 38, 38, 0.35);
}

.btn-primary:hover {
    background: linear-gradient(135deg, #b91c1c, var(--red-600));
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(220, 38, 38, 0.45);
}

.btn-outline {
    background: transparent;
    color: var(--white);
    border-color: rgba(255, 255, 255, 0.5);
}

.btn-outline:hover {
    background: var(--white);
    color: var(--blue-800);
    border-color: var(--white);
    transform: translateY(-2px);
}

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

.btn-block {
    width: 100%;
}

/* ─── Section Styling ─── */
.section-header {
    text-align: center;
    max-width: 640px;
    margin: 0 auto 60px;
}

.section-tag {
    display: inline-block;
    font-family: var(--font-primary);
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--blue-500);
    background: var(--blue-50);
    padding: 6px 16px;
    border-radius: var(--radius-full);
    margin-bottom: 16px;
}

.section-header.light .section-tag {
    background: rgba(255, 255, 255, 0.15);
    color: var(--orange-400);
}

.section-header h2 {
    font-size: clamp(2rem, 4vw, 2.8rem);
    margin-bottom: 16px;
}

.section-header.light h2 {
    color: var(--white);
}

.text-highlight {
    color: var(--blue-600);
}

.text-highlight-light {
    color: var(--orange-400);
}

.section-description {
    font-size: 1.1rem;
    color: var(--gray-500);
    line-height: 1.8;
}

.section-header.light .section-description {
    color: rgba(255, 255, 255, 0.7);
}

/* ═══════════════════════════════════════════
   NAVIGATION
   ═══════════════════════════════════════════ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    transition: all var(--transition);
    padding: 16px 0;
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 1px 20px rgba(0, 0, 0, 0.08);
    padding: 8px 0;
}

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

.nav-logo img {
    height: 52px;
    transition: height var(--transition);
}

.navbar.scrolled .nav-logo img {
    height: 44px;
}

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

.nav-link {
    padding: 10px 18px;
    font-family: var(--font-primary);
    font-size: 0.95rem;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.85);
    border-radius: var(--radius-full);
    transition: var(--transition);
}

.navbar.scrolled .nav-link {
    color: var(--gray-700);
}

.nav-link:hover,
.nav-link.active {
    color: var(--white);
    background: rgba(255, 255, 255, 0.15);
}

.navbar.scrolled .nav-link:hover,
.navbar.scrolled .nav-link.active {
    color: var(--blue-600);
    background: var(--blue-50);
}

.nav-cta {
    background: var(--red-600) !important;
    color: var(--white) !important;
    padding: 10px 24px !important;
    margin-left: 12px;
}

.nav-cta:hover {
    background: #b91c1c !important;
    transform: translateY(-2px);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 1001;
}

.nav-toggle span {
    width: 24px;
    height: 2.5px;
    background: var(--white);
    border-radius: 2px;
    transition: var(--transition);
}

.navbar.scrolled .nav-toggle span {
    background: var(--gray-800);
}

/* ═══════════════════════════════════════════
   HERO SECTION
   ═══════════════════════════════════════════ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--blue-900) 0%, var(--blue-800) 40%, var(--blue-700) 100%);
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 80% 20%, rgba(30, 86, 160, 0.4) 0%, transparent 50%),
        radial-gradient(circle at 20% 80%, rgba(220, 38, 38, 0.15) 0%, transparent 40%),
        url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Ccircle cx='30' cy='30' r='1'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.hero-content {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr 0.8fr;
    gap: 60px;
    align-items: center;
    padding: 120px 0 140px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    color: var(--orange-400);
    padding: 8px 20px;
    border-radius: var(--radius-full);
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 24px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    animation: fadeIn 0.8s ease;
}

.hero h1 {
    font-size: clamp(2.5rem, 5.5vw, 4rem);
    color: var(--white);
    margin-bottom: 24px;
    line-height: 1.1;
    animation: fadeInUp 0.8s ease 0.2s both;
}

.text-gradient {
    background: linear-gradient(135deg, var(--orange-400), var(--orange-500));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.15rem;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.8;
    margin-bottom: 36px;
    max-width: 520px;
    animation: fadeInUp 0.8s ease 0.4s both;
}

.hero-actions {
    display: flex;
    gap: 16px;
    margin-bottom: 48px;
    animation: fadeInUp 0.8s ease 0.5s both;
}

.hero-stats {
    display: flex;
    align-items: center;
    gap: 32px;
    animation: fadeInUp 0.8s ease 0.6s both;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-family: var(--font-primary);
    font-size: 1.75rem;
    font-weight: 900;
    color: var(--white);
}

.stat-label {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.5);
    font-weight: 500;
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: rgba(255, 255, 255, 0.2);
}

.hero-visual {
    display: flex;
    align-items: center;
    justify-content: center;
    animation: fadeIn 1s ease 0.4s both;
}

.hero-flame-icon {
    position: relative;
    width: 280px;
    height: 280px;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: float 4s ease-in-out infinite;
}

.hero-flame-icon::before {
    content: '';
    position: absolute;
    inset: -20px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(30, 86, 160, 0.3) 0%, transparent 70%);
}

.hero-flame-icon::after {
    content: '';
    position: absolute;
    inset: -40px;
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, 0.08);
    animation: pulse 3s ease-in-out infinite;
}

.hero-flame-icon img {
    width: 220px;
    height: 220px;
    object-fit: contain;
    filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.3));
}

.hero-wave {
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    z-index: 3;
}

.hero-wave svg {
    display: block;
    width: 100%;
}

/* ═══════════════════════════════════════════
   ABOUT SECTION
   ═══════════════════════════════════════════ */
.about {
    padding: 100px 0;
    background: var(--white);
}

.about-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
    margin-bottom: 48px;
}

.about-card {
    background: var(--white);
    padding: 40px 32px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-200);
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
}

.about-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--blue-600), var(--blue-400));
    transform: scaleX(0);
    transition: transform var(--transition);
}

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

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

.about-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-md);
    background: linear-gradient(135deg, var(--blue-500), var(--blue-600));
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    font-size: 1.3rem;
    color: var(--white);
}

.about-card h3 {
    font-size: 1.25rem;
    margin-bottom: 12px;
    color: var(--gray-900);
}

.about-card p {
    color: var(--gray-500);
    line-height: 1.7;
}

.about-features {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 24px;
    padding: 32px;
    background: var(--blue-50);
    border-radius: var(--radius-lg);
}

.feature {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
    color: var(--blue-800);
}

.feature i {
    color: var(--blue-500);
    font-size: 1.1rem;
}

/* ═══════════════════════════════════════════
   SERVICES SECTION
   ═══════════════════════════════════════════ */
.services {
    position: relative;
    padding: 100px 0 120px;
    overflow: hidden;
}

.services-bg {
    position: absolute;
    inset: 0;
    background: linear-gradient(160deg, var(--blue-900) 0%, var(--blue-800) 50%, #0a1f3f 100%);
}

.services-bg::after {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at 10% 90%, rgba(220, 38, 38, 0.1) 0%, transparent 50%),
        radial-gradient(ellipse at 90% 10%, rgba(30, 86, 160, 0.2) 0%, transparent 50%);
}

.services .container {
    position: relative;
    z-index: 1;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
    margin-bottom: 48px;
}

.service-card {
    background: rgba(255, 255, 255, 0.06);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    padding: 40px 32px;
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card:hover {
    transform: translateY(-6px);
    background: rgba(255, 255, 255, 0.1);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

.service-card.featured {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(249, 115, 22, 0.3);
    transform: scale(1.02);
}

.service-card.featured:hover {
    transform: scale(1.02) translateY(-6px);
}

.service-badge {
    position: absolute;
    top: 16px;
    right: 16px;
    background: linear-gradient(135deg, var(--orange-500), var(--orange-400));
    color: var(--white);
    font-size: 0.75rem;
    font-weight: 700;
    padding: 4px 14px;
    border-radius: var(--radius-full);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.service-icon-wrap {
    margin-bottom: 24px;
}

.service-icon {
    width: 64px;
    height: 64px;
    border-radius: var(--radius-md);
    background: linear-gradient(135deg, var(--blue-500), var(--blue-600));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--white);
    box-shadow: 0 8px 20px rgba(37, 99, 235, 0.3);
}

.service-card.featured .service-icon {
    background: linear-gradient(135deg, var(--orange-500), var(--red-600));
    box-shadow: 0 8px 20px rgba(249, 115, 22, 0.3);
}

.service-content h3 {
    font-size: 1.3rem;
    color: var(--white);
    margin-bottom: 8px;
}

.service-tagline {
    color: var(--orange-400);
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 12px;
}

.service-content > p {
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: 20px;
    line-height: 1.7;
}

.service-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.service-list li {
    display: flex;
    align-items: center;
    gap: 10px;
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.95rem;
}

.service-list li i {
    color: var(--blue-400);
    font-size: 0.8rem;
}

/* Delivery CTA */
.delivery-section {
    background: rgba(255, 255, 255, 0.06);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-xl);
    padding: 40px;
}

.delivery-content {
    display: flex;
    align-items: center;
    gap: 32px;
}

.delivery-icon {
    width: 72px;
    height: 72px;
    border-radius: var(--radius-lg);
    background: linear-gradient(135deg, var(--red-600), var(--orange-500));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    color: var(--white);
    flex-shrink: 0;
}

.delivery-text {
    flex: 1;
}

.delivery-text h3 {
    color: var(--white);
    font-size: 1.3rem;
    margin-bottom: 8px;
}

.delivery-text p {
    color: rgba(255, 255, 255, 0.6);
}

.delivery-channels {
    display: flex;
    gap: 12px;
    flex-shrink: 0;
}

.channel {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-full);
    color: var(--white);
    font-weight: 600;
    font-size: 0.95rem;
    transition: all var(--transition);
}

.channel:hover {
    background: var(--white);
    color: var(--blue-800);
    transform: translateY(-2px);
}

.channel i {
    font-size: 1.2rem;
}

/* ═══════════════════════════════════════════
   PRODUCTS SECTION
   ═══════════════════════════════════════════ */
.products {
    padding: 100px 0;
    background: var(--gray-50);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 24px;
    margin-bottom: 48px;
}

.product-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 32px 20px;
    text-align: center;
    border: 1px solid var(--gray-200);
    transition: all var(--transition);
}

.product-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-xl);
    border-color: var(--blue-200, #bfdbfe);
}

.product-visual {
    margin-bottom: 20px;
    display: flex;
    justify-content: center;
}

/* Gas Cylinder Images */
.cylinder-img {
    max-width: 100%;
    height: auto;
    object-fit: contain;
    transition: transform 0.3s ease;
    filter: drop-shadow(2px 4px 8px rgba(0, 0, 0, 0.15));
}

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

.cylinder-img-5kg  { height: 120px; }
.cylinder-img-9kg  { height: 140px; }
.cylinder-img-14kg { height: 160px; }
.cylinder-img-19kg { height: 180px; }
.cylinder-img-48kg { height: 200px; }

.product-info h4 {
    font-size: 1.05rem;
    margin-bottom: 6px;
    color: var(--gray-900);
}

.product-info p {
    font-size: 0.85rem;
    color: var(--gray-500);
    margin-bottom: 12px;
    line-height: 1.5;
}

.product-tag {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--blue-600);
    background: var(--blue-50);
    padding: 4px 12px;
    border-radius: var(--radius-full);
}

.product-tag.popular {
    background: linear-gradient(135deg, var(--orange-500), var(--red-600));
    color: var(--white);
}

.products-cta {
    text-align: center;
    background: var(--white);
    padding: 32px;
    border-radius: var(--radius-lg);
    border: 2px dashed var(--gray-300);
}

.products-cta p {
    font-size: 1.1rem;
    color: var(--gray-600);
    margin-bottom: 16px;
    font-weight: 500;
}

/* ═══════════════════════════════════════════
   SAFETY SECTION
   ═══════════════════════════════════════════ */
.safety {
    padding: 100px 0;
    background: var(--white);
}

.safety-wrapper {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 60px;
    align-items: start;
}

.safety-content .section-tag {
    display: inline-block;
    margin-bottom: 16px;
}

.safety-content h2 {
    font-size: clamp(1.8rem, 3.5vw, 2.5rem);
    margin-bottom: 16px;
}

.safety-content > p {
    color: var(--gray-500);
    margin-bottom: 36px;
    line-height: 1.8;
}

.safety-tips {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.safety-tip {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.safety-tip-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    background: var(--blue-50);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: var(--blue-600);
    flex-shrink: 0;
}

.safety-tip h4 {
    font-size: 1.05rem;
    margin-bottom: 4px;
    color: var(--gray-900);
}

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

.safety-visual {
    display: flex;
    flex-direction: column;
    gap: 28px;
}

.safety-badge {
    background: linear-gradient(135deg, var(--blue-600), var(--blue-800));
    color: var(--white);
    padding: 40px;
    border-radius: var(--radius-xl);
    text-align: center;
    box-shadow: var(--shadow-xl);
}

.safety-badge i {
    font-size: 3rem;
    margin-bottom: 12px;
    display: block;
    color: var(--orange-400);
}

.safety-badge span {
    font-family: var(--font-primary);
    font-size: 1.3rem;
    font-weight: 800;
    line-height: 1.3;
}

.safety-checklist {
    background: var(--gray-50);
    border-radius: var(--radius-lg);
    padding: 28px;
    display: flex;
    flex-direction: column;
    gap: 14px;
    border: 1px solid var(--gray-200);
}

.check-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 500;
    color: var(--gray-700);
}

.check-item i {
    color: #16a34a;
    font-size: 1rem;
}

/* ═══════════════════════════════════════════
   WHY CHOOSE US
   ═══════════════════════════════════════════ */
.why-us {
    padding: 100px 0;
    background: var(--gray-50);
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 28px;
}

.why-card {
    background: var(--white);
    padding: 36px 28px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-200);
    transition: all var(--transition);
    position: relative;
}

.why-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.why-number {
    font-family: var(--font-primary);
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--blue-100);
    margin-bottom: 12px;
    line-height: 1;
}

.why-card:hover .why-number {
    color: var(--blue-500);
}

.why-card h4 {
    font-size: 1.15rem;
    margin-bottom: 10px;
    color: var(--gray-900);
}

.why-card p {
    color: var(--gray-500);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* ═══════════════════════════════════════════
   CONTACT SECTION
   ═══════════════════════════════════════════ */
.contact {
    position: relative;
    padding: 100px 0;
    overflow: hidden;
}

.contact-bg {
    position: absolute;
    inset: 0;
    background: linear-gradient(160deg, var(--blue-900) 0%, var(--blue-800) 50%, #0a1f3f 100%);
}

.contact .container {
    position: relative;
    z-index: 1;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-card {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 20px 24px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    transition: all var(--transition);
}

.contact-card:hover {
    background: rgba(255, 255, 255, 0.1);
}

.contact-card-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-sm);
    background: rgba(37, 99, 235, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--blue-400);
    font-size: 1.2rem;
    flex-shrink: 0;
}

.contact-card-icon.whatsapp {
    background: rgba(37, 211, 102, 0.2);
    color: #25d366;
}

.contact-card h4 {
    color: var(--white);
    font-size: 1rem;
    margin-bottom: 4px;
}

.contact-card p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.95rem;
}

.contact-card a {
    color: rgba(255, 255, 255, 0.9);
}

.contact-card a:hover {
    color: var(--orange-400);
}

.contact-hint {
    font-size: 0.85rem !important;
    color: rgba(255, 255, 255, 0.4) !important;
}

.branches {
    margin-top: 8px;
}

.branches-title {
    color: var(--white);
    font-size: 1.1rem;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.branches-title i {
    color: var(--red-500);
}

.branch {
    padding: 16px 20px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-sm);
    margin-bottom: 12px;
}

.branch h5 {
    color: var(--orange-400);
    font-size: 0.95rem;
    margin-bottom: 4px;
    font-weight: 700;
}

.branch p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
    line-height: 1.5;
}

/* Contact Form */
.contact-form-wrap {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: 40px;
    box-shadow: var(--shadow-2xl);
}

.contact-form h3 {
    font-size: 1.4rem;
    margin-bottom: 28px;
    color: var(--gray-900);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    border: 1.5px solid var(--gray-200);
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-size: 0.95rem;
    color: var(--gray-800);
    background: var(--gray-50);
    transition: all var(--transition);
    outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--blue-500);
    background: var(--white);
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--gray-400);
}

.form-group select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%236b7280' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10l-5 5z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    padding-right: 40px;
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

/* ═══════════════════════════════════════════
   FOOTER
   ═══════════════════════════════════════════ */
.footer {
    background: var(--gray-900);
    color: rgba(255, 255, 255, 0.6);
    padding: 60px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 48px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-logo {
    height: 50px;
    margin-bottom: 16px;
}

.footer-brand p {
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 20px;
}

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

.footer-social a {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
    background: rgba(255, 255, 255, 0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255, 255, 255, 0.6);
    transition: all var(--transition);
}

.footer-social a:hover {
    background: var(--blue-600);
    color: var(--white);
    transform: translateY(-2px);
}

.footer-links h4,
.footer-contact h4 {
    color: var(--white);
    font-size: 1rem;
    margin-bottom: 20px;
}

.footer-links ul,
.footer-contact ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-links a {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.5);
    transition: color var(--transition);
}

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

.footer-contact li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.95rem;
}

.footer-contact li i {
    color: var(--blue-400);
    width: 16px;
}

.footer-contact a {
    color: rgba(255, 255, 255, 0.5);
}

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

.footer-bottom {
    padding: 24px 0;
    text-align: center;
    font-size: 0.85rem;
}

.footer-legal {
    margin-bottom: 4px;
    color: rgba(255, 255, 255, 0.3);
}

/* ─── Back to Top ─── */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 48px;
    height: 48px;
    border-radius: var(--radius-full);
    background: var(--blue-600);
    color: var(--white);
    border: none;
    cursor: pointer;
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all var(--transition);
    z-index: 99;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    background: var(--blue-800);
    transform: translateY(-3px);
}

/* ─── WhatsApp Float ─── */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    left: 30px;
    width: 56px;
    height: 56px;
    border-radius: var(--radius-full);
    background: #25d366;
    color: var(--white);
    font-size: 1.6rem;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    z-index: 99;
    transition: all var(--transition);
    animation: pulse 2s ease-in-out infinite;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 25px rgba(37, 211, 102, 0.5);
}

/* ═══════════════════════════════════════════
   RESPONSIVE DESIGN
   ═══════════════════════════════════════════ */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-subtitle {
        margin-left: auto;
        margin-right: auto;
    }

    .hero-actions {
        justify-content: center;
    }

    .hero-stats {
        justify-content: center;
    }

    .hero-visual {
        display: none;
    }

    .services-grid {
        grid-template-columns: 1fr;
        max-width: 500px;
        margin-left: auto;
        margin-right: auto;
    }

    .service-card.featured {
        transform: none;
    }

    .service-card.featured:hover {
        transform: translateY(-6px);
    }

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

    .safety-wrapper {
        grid-template-columns: 1fr;
    }

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

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

    .delivery-content {
        flex-direction: column;
        text-align: center;
    }

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

@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--white);
        flex-direction: column;
        padding: 80px 24px 32px;
        gap: 0;
        box-shadow: var(--shadow-2xl);
        transition: right var(--transition);
        z-index: 999;
    }

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

    .nav-link {
        color: var(--gray-700);
        padding: 14px 16px;
        width: 100%;
        border-radius: var(--radius-sm);
    }

    .nav-link:hover,
    .nav-link.active {
        background: var(--blue-50);
        color: var(--blue-600);
    }

    .nav-cta {
        margin-left: 0 !important;
        margin-top: 12px;
        text-align: center;
    }

    .hero-content {
        padding: 100px 0 120px;
    }

    .hero h1 {
        font-size: clamp(2rem, 8vw, 3rem);
    }

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

    .about-features {
        flex-direction: column;
        align-items: center;
    }

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

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

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

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .whatsapp-float {
        bottom: 20px;
        left: 20px;
        width: 50px;
        height: 50px;
        font-size: 1.4rem;
    }

    .back-to-top {
        bottom: 20px;
        right: 20px;
        width: 44px;
        height: 44px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

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

    .hero-stats {
        gap: 20px;
    }

    .products-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }

    .product-card {
        padding: 20px 12px;
    }

    .contact-form-wrap {
        padding: 28px 20px;
    }

    .delivery-channels {
        flex-direction: column;
    }
}