/* ========================================
   True Supplies — Custom Styles
   Color Palette: Midnight Blue + Mint
   ======================================== */

:root {
    --midnight-950: #0a0f1e;
    --midnight-900: #0f172a;
    --midnight-800: #1e293b;
    --midnight-700: #334155;
    --midnight-600: #475569;
    --mint-50: #f0fdf4;
    --mint-100: #dcfce7;
    --mint-200: #bbf7d0;
    --mint-300: #86efac;
    --mint-400: #4ade80;
    --mint-500: #34d399;
    --mint-600: #10b981;
    --mint-700: #059669;
    --mint-800: #065f46;
    --white: #ffffff;
    --off-white: #f8fafc;
    --gray-50: #f1f5f9;
    --gray-100: #e2e8f0;
    --gray-200: #cbd5e1;
    --gray-300: #94a3b8;
    --gray-400: #64748b;
    --gray-500: #475569;
    --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.08);
    --shadow-md: 0 4px 20px rgba(15, 23, 42, 0.1);
    --shadow-lg: 0 10px 40px rgba(15, 23, 42, 0.12);
    --shadow-xl: 0 20px 60px rgba(15, 23, 42, 0.15);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --radius-full: 9999px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--midnight-800);
    background-color: var(--white);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Fredoka', sans-serif;
    font-weight: 500;
    line-height: 1.2;
    color: var(--midnight-900);
}

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

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

ul {
    list-style: none;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.section {
    padding: 100px 0;
}

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

.mt-large {
    margin-top: 48px;
}

/* Section Tag */
.section-tag {
    display: inline-block;
    font-family: 'Inter', sans-serif;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--mint-700);
    background: var(--mint-100);
    padding: 6px 16px;
    border-radius: var(--radius-full);
    margin-bottom: 16px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: 'Inter', sans-serif;
    font-size: 15px;
    font-weight: 600;
    padding: 14px 28px;
    border-radius: var(--radius-full);
    border: 2px solid transparent;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
}

.btn-primary {
    background: var(--mint-600);
    color: var(--white);
    border-color: var(--mint-600);
    box-shadow: 0 4px 14px rgba(16, 185, 129, 0.35);
}

.btn-primary:hover {
    background: var(--mint-700);
    border-color: var(--mint-700);
    box-shadow: 0 6px 20px rgba(16, 185, 129, 0.45);
    transform: translateY(-2px);
}

.btn-secondary {
    background: transparent;
    color: var(--midnight-900);
    border-color: var(--midnight-900);
}

.btn-secondary:hover {
    background: var(--midnight-900);
    color: var(--white);
    transform: translateY(-2px);
}

.btn-large {
    padding: 18px 36px;
    font-size: 16px;
}

.btn-full {
    width: 100%;
    justify-content: center;
}

/* ========================================
   Navigation
   ======================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--gray-100);
    transition: var(--transition);
}

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

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: 'Fredoka', sans-serif;
    font-size: 22px;
    font-weight: 600;
    color: var(--midnight-900);
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: var(--midnight-900);
    color: var(--mint-400);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    font-weight: 600;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-menu a {
    font-size: 15px;
    font-weight: 500;
    color: var(--midnight-700);
    position: relative;
}

.nav-menu a:hover {
    color: var(--midnight-900);
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--mint-500);
    border-radius: 2px;
    transition: var(--transition);
}

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

.mobile-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--midnight-900);
    padding: 8px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.mobile-toggle:hover {
    background: var(--gray-50);
}

/* ========================================
   Hero Section
   ======================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--midnight-900);
    overflow: hidden;
    padding: 120px 0 80px;
}

.hero-bg-overlay {
    position: absolute;
    inset: 0;
    background: 
        radial-gradient(ellipse at 20% 50%, rgba(52, 211, 153, 0.15) 0%, transparent 60%),
        radial-gradient(ellipse at 80% 20%, rgba(52, 211, 153, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 100%, rgba(15, 23, 42, 0.9) 0%, transparent 60%);
    pointer-events: none;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url('https://images.pexels.com/photos/36025541/pexels-photo-36025541.jpeg?auto=compress&cs=tinysrgb&fit=crop&w=1920&h=1080');
    background-size: cover;
    background-position: center;
    opacity: 0.2;
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 800px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.15);
    color: var(--mint-300);
    padding: 8px 20px;
    border-radius: var(--radius-full);
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 32px;
    backdrop-filter: blur(8px);
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: var(--mint-400);
    border-radius: 50%;
    animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.6; transform: scale(1.3); }
}

.hero h1 {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    color: var(--white);
    margin-bottom: 24px;
    font-weight: 500;
    line-height: 1.1;
}

.hero h1 span {
    color: var(--mint-400);
}

.hero-subtitle {
    font-size: clamp(1.05rem, 2vw, 1.25rem);
    color: var(--gray-300);
    max-width: 600px;
    margin: 0 auto 40px;
    line-height: 1.7;
}

.hero-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 64px;
}

.hero-actions .btn-secondary {
    border-color: rgba(255, 255, 255, 0.3);
    color: var(--white);
}

.hero-actions .btn-secondary:hover {
    background: var(--white);
    color: var(--midnight-900);
    border-color: var(--white);
}

.hero-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 48px;
    flex-wrap: wrap;
}

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

.stat-number {
    display: block;
    font-family: 'Fredoka', sans-serif;
    font-size: 2rem;
    font-weight: 600;
    color: var(--mint-400);
    line-height: 1;
    margin-bottom: 4px;
}

.stat-label {
    font-size: 14px;
    color: var(--gray-300);
}

/* ========================================
   About Section
   ======================================== */
.about {
    background: var(--off-white);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

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

.about-image {
    width: 100%;
    height: 400px;
    object-fit: cover;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
}

.about-image-accent {
    position: absolute;
    bottom: -20px;
    right: -20px;
    width: 120px;
    height: 120px;
    background: var(--mint-200);
    border-radius: var(--radius-xl);
    z-index: -1;
}

.about-content h2 {
    font-size: clamp(1.75rem, 3vw, 2.5rem);
    margin-bottom: 20px;
}

.about-content p {
    color: var(--gray-500);
    margin-bottom: 16px;
    font-size: 16px;
}

.feature-list {
    margin-top: 24px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.feature-list li {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 15px;
    font-weight: 500;
    color: var(--midnight-800);
}

.check-icon {
    color: var(--mint-600);
    flex-shrink: 0;
}

/* ========================================
   Products Section
   ======================================== */
.products {
    background: var(--white);
}

.section-header {
    max-width: 600px;
    margin: 0 auto 56px;
}

.section-header h2 {
    font-size: clamp(1.75rem, 3vw, 2.5rem);
    margin-bottom: 16px;
}

.section-header p {
    color: var(--gray-400);
    font-size: 17px;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    margin-bottom: 48px;
}

.product-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--gray-100);
    transition: var(--transition);
}

.product-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
    border-color: var(--mint-200);
}

.product-image {
    height: 200px;
    overflow: hidden;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

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

.product-info {
    padding: 24px;
}

.product-info h3 {
    font-size: 1.25rem;
    margin-bottom: 8px;
}

.product-info p {
    color: var(--gray-400);
    font-size: 15px;
    line-height: 1.6;
}

/* ========================================
   Why Us Section
   ======================================== */
.why-us {
    background: var(--midnight-900);
    position: relative;
    overflow: hidden;
}

.why-us::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(ellipse at 0% 0%, rgba(52, 211, 153, 0.1) 0%, transparent 50%),
        radial-gradient(ellipse at 100% 100%, rgba(52, 211, 153, 0.08) 0%, transparent 50%);
    pointer-events: none;
}

.why-us .section-header {
    position: relative;
    z-index: 1;
}

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

.why-us .section-header p {
    color: var(--gray-300);
}

.why-us .section-tag {
    background: rgba(52, 211, 153, 0.15);
    color: var(--mint-400);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    position: relative;
    z-index: 1;
}

.feature-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-lg);
    padding: 32px 24px;
    text-align: center;
    transition: var(--transition);
    backdrop-filter: blur(4px);
}

.feature-card:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(52, 211, 153, 0.3);
    transform: translateY(-4px);
}

.feature-icon {
    width: 64px;
    height: 64px;
    background: rgba(52, 211, 153, 0.15);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    color: var(--mint-400);
}

.feature-card h3 {
    font-size: 1.15rem;
    color: var(--white);
    margin-bottom: 10px;
}

.feature-card p {
    font-size: 14px;
    color: var(--gray-300);
    line-height: 1.6;
}

/* ========================================
   Contact Section
   ======================================== */
.contact {
    background: var(--off-white);
}

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

.contact-info h2 {
    font-size: clamp(1.75rem, 3vw, 2.5rem);
    margin-bottom: 16px;
}

.contact-intro {
    color: var(--gray-400);
    font-size: 16px;
    margin-bottom: 32px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-bottom: 32px;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.contact-icon {
    width: 52px;
    height: 52px;
    background: var(--mint-100);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--mint-700);
    flex-shrink: 0;
}

.contact-item strong {
    display: block;
    font-size: 15px;
    color: var(--midnight-900);
    margin-bottom: 2px;
}

.contact-item p {
    font-size: 14px;
    color: var(--gray-500);
    line-height: 1.5;
}

.contact-item a {
    color: var(--mint-700);
}

.contact-item a:hover {
    color: var(--mint-600);
    text-decoration: underline;
}

.map-wrapper {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

/* Contact Form */
.contact-form-wrapper {
    position: relative;
}

.contact-form-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: 40px;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--gray-100);
}

.contact-form-card h3 {
    font-size: 1.5rem;
    margin-bottom: 8px;
}

.contact-form-card > p {
    color: var(--gray-400);
    font-size: 15px;
    margin-bottom: 28px;
}

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

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--midnight-800);
    margin-bottom: 6px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    border: 2px solid var(--gray-100);
    border-radius: var(--radius-md);
    font-family: 'Inter', sans-serif;
    font-size: 15px;
    color: var(--midnight-900);
    background: var(--off-white);
    transition: var(--transition);
    outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--mint-500);
    background: var(--white);
    box-shadow: 0 0 0 4px rgba(52, 211, 153, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--gray-300);
}

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

.form-success {
    display: none;
    text-align: center;
    padding: 40px 20px;
}

.form-success svg {
    color: var(--mint-500);
    margin: 0 auto 16px;
}

.form-success h4 {
    font-size: 1.5rem;
    margin-bottom: 8px;
    color: var(--midnight-900);
}

.form-success p {
    color: var(--gray-400);
}

/* ========================================
   Footer
   ======================================== */
.footer {
    background: var(--midnight-900);
    padding: 64px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1.5fr;
    gap: 48px;
    padding-bottom: 48px;
}

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

.footer-brand .logo-icon {
    background: var(--mint-600);
}

.footer-brand p {
    color: var(--gray-400);
    font-size: 15px;
    line-height: 1.7;
    max-width: 280px;
}

.footer-links h4,
.footer-contact h4 {
    font-family: 'Inter', sans-serif;
    font-size: 14px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--white);
    margin-bottom: 20px;
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-links a {
    color: var(--gray-300);
    font-size: 15px;
}

.footer-links a:hover {
    color: var(--mint-400);
}

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

.footer-contact li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    color: var(--gray-300);
    font-size: 14px;
    line-height: 1.5;
}

.footer-contact svg {
    color: var(--mint-500);
    flex-shrink: 0;
    margin-top: 2px;
}

.footer-contact a {
    color: var(--gray-300);
}

.footer-contact a:hover {
    color: var(--mint-400);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding: 24px 0;
    text-align: center;
}

.footer-bottom p {
    color: var(--gray-500);
    font-size: 14px;
}

/* ========================================
   Animations (Progressive Enhancement)
   ======================================== */
@media (prefers-reduced-motion: no-preference) {
    .reveal-up {
        opacity: 0;
        transform: translateY(30px);
        transition: opacity 0.6s ease, transform 0.6s ease;
    }

    .reveal-left {
        opacity: 0;
        transform: translateX(-30px);
        transition: opacity 0.6s ease, transform 0.6s ease;
    }

    .reveal-right {
        opacity: 0;
        transform: translateX(30px);
        transition: opacity 0.6s ease, transform 0.6s ease;
    }

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

    /* Staggered delays for product cards */
    .product-card:nth-child(1) { transition-delay: 0.1s; }
    .product-card:nth-child(2) { transition-delay: 0.2s; }
    .product-card:nth-child(3) { transition-delay: 0.3s; }
    .product-card:nth-child(4) { transition-delay: 0.4s; }

    .feature-card:nth-child(1) { transition-delay: 0.1s; }
    .feature-card:nth-child(2) { transition-delay: 0.2s; }
    .feature-card:nth-child(3) { transition-delay: 0.3s; }
    .feature-card:nth-child(4) { transition-delay: 0.4s; }
}

/* Default visible state for no-JS */
.reveal-up,
.reveal-left,
.reveal-right {
    opacity: 1;
    transform: none;
}

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

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

@media (max-width: 768px) {
    .section {
        padding: 72px 0;
    }

    .mobile-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .nav-menu {
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        align-items: flex-start;
        padding: 24px;
        gap: 16px;
        border-bottom: 1px solid var(--gray-100);
        box-shadow: var(--shadow-lg);
        transform: translateY(-120%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition);
    }

    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .nav-menu a {
        font-size: 17px;
        width: 100%;
        padding: 8px 0;
    }

    .nav-menu .btn {
        width: 100%;
        justify-content: center;
    }

    .hero {
        padding: 100px 0 60px;
        min-height: auto;
    }

    .hero-actions {
        flex-direction: column;
        width: 100%;
    }

    .hero-actions .btn {
        width: 100%;
        justify-content: center;
    }

    .hero-stats {
        gap: 24px;
    }

    .about-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .about-image {
        height: 280px;
    }

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

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

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

    .contact-form-card {
        padding: 28px;
    }

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

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

    .hero h1 {
        font-size: 2rem;
    }

    .section-tag {
        font-size: 12px;
        padding: 5px 12px;
    }
}