/* ============================================
   Slay Nutrition — Custom Styles
   Charcoal + Coral | Warm & Friendly
   ============================================ */

/* --- CSS Custom Properties --- */
:root {
    /* Palette: Charcoal + Coral */
    --color-charcoal-900: #1a1a2e;
    --color-charcoal-800: #2d2d44;
    --color-charcoal-700: #3d3d5c;
    --color-charcoal-600: #4a4a6a;
    --color-charcoal-500: #6b6b8a;
    --color-charcoal-100: #e8e8f0;
    --color-charcoal-50:  #f4f4f8;

    --color-coral-500: #e8625a;
    --color-coral-400: #f07068;
    --color-coral-300: #f79e96;
    --color-coral-200: #fbc4c0;
    --color-coral-100: #fde8e6;
    --color-coral-50:  #fef5f4;

    --color-cream: #fffbf7;
    --color-white: #ffffff;
    --color-text:  #2d2d44;
    --color-text-light: #6b6b8a;

    /* Typography */
    --font-display: 'Fraunces', 'Georgia', serif;
    --font-body: 'DM Sans', 'Helvetica Neue', sans-serif;

    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;

    /* Borders & Shadows */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --radius-full: 9999px;

    --shadow-sm: 0 1px 3px rgba(26, 26, 46, 0.06), 0 1px 2px rgba(26, 26, 46, 0.04);
    --shadow-md: 0 4px 12px rgba(26, 26, 46, 0.08), 0 2px 4px rgba(26, 26, 46, 0.04);
    --shadow-lg: 0 12px 32px rgba(26, 26, 46, 0.10), 0 4px 8px rgba(26, 26, 46, 0.05);
    --shadow-coral: 0 8px 24px rgba(232, 98, 90, 0.25);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms ease;
}

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

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

body {
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.65;
    color: var(--color-text);
    background-color: var(--color-cream);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

a {
    color: var(--color-coral-500);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--color-coral-400);
}

ul {
    list-style: none;
}

/* --- Skip Link --- */
.skip-link {
    position: absolute;
    top: -100%;
    left: var(--space-md);
    background: var(--color-charcoal-900);
    color: var(--color-white);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-sm);
    z-index: 9999;
    font-weight: 600;
}

.skip-link:focus {
    top: var(--space-md);
}

/* --- Container --- */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

/* --- Typography --- */
h1, h2, h3 {
    font-family: var(--font-display);
    font-weight: 600;
    line-height: 1.2;
    color: var(--color-charcoal-900);
}

h1 {
    font-size: clamp(2.25rem, 5vw, 3.75rem);
    letter-spacing: -0.02em;
}

h2 {
    font-size: clamp(1.75rem, 3.5vw, 2.75rem);
    letter-spacing: -0.01em;
}

h3 {
    font-size: clamp(1.15rem, 2vw, 1.35rem);
}

.eyebrow {
    display: inline-block;
    font-family: var(--font-body);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-coral-500);
    margin-bottom: var(--space-md);
}

.section-desc {
    font-size: 1.1rem;
    color: var(--color-text-light);
    max-width: 540px;
    margin: var(--space-md) auto 0;
}

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

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 600;
    padding: 0.8rem 1.75rem;
    border-radius: var(--radius-full);
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
    line-height: 1.2;
}

.btn-primary {
    background-color: var(--color-coral-500);
    color: var(--color-white);
    border-color: var(--color-coral-500);
    box-shadow: var(--shadow-coral);
}

.btn-primary:hover {
    background-color: var(--color-coral-400);
    border-color: var(--color-coral-400);
    color: var(--color-white);
    transform: translateY(-2px);
    box-shadow: 0 12px 28px rgba(232, 98, 90, 0.35);
}

.btn-secondary {
    background-color: transparent;
    color: var(--color-charcoal-900);
    border-color: var(--color-charcoal-700);
}

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

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

/* --- Header --- */
.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background-color: rgba(255, 251, 247, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-charcoal-100);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-family: var(--font-display);
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--color-charcoal-900);
    text-decoration: none;
}

.logo:hover {
    color: var(--color-coral-500);
}

.logo-icon {
    font-size: 1.5rem;
}

/* Primary Nav */
.primary-nav ul {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.primary-nav a {
    color: var(--color-charcoal-700);
    font-weight: 500;
    font-size: 0.925rem;
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-full);
    transition: all var(--transition-fast);
}

.primary-nav a:hover {
    color: var(--color-coral-500);
    background-color: var(--color-coral-50);
}

/* Mobile Menu Button */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-sm);
    border-radius: var(--radius-sm);
}

.mobile-menu-btn:hover {
    background-color: var(--color-charcoal-50);
}

.hamburger-line {
    display: block;
    width: 22px;
    height: 2px;
    background-color: var(--color-charcoal-800);
    border-radius: 2px;
    transition: all var(--transition-base);
}

.mobile-menu-btn[aria-expanded="true"] .hamburger-line:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-btn[aria-expanded="true"] .hamburger-line:nth-child(2) {
    opacity: 0;
}

.mobile-menu-btn[aria-expanded="true"] .hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* --- Hero --- */
.hero {
    position: relative;
    background-color: var(--color-cream);
    padding: var(--space-3xl) 0 var(--space-4xl);
    overflow: hidden;
}

.hero-bg-accent {
    position: absolute;
    top: -20%;
    right: -10%;
    width: 60%;
    height: 120%;
    background: radial-gradient(ellipse at center, var(--color-coral-100) 0%, transparent 70%);
    pointer-events: none;
    z-index: 0;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-content {
    max-width: 540px;
}

.hero .eyebrow {
    margin-bottom: var(--space-lg);
}

.hero h1 {
    margin-bottom: var(--space-lg);
}

.hero-desc {
    font-size: 1.125rem;
    color: var(--color-text-light);
    margin-bottom: var(--space-2xl);
    line-height: 1.7;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
}

.hero-image {
    position: relative;
}

.image-card {
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.image-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.floating-badge {
    position: absolute;
    bottom: -16px;
    left: -16px;
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    background-color: var(--color-white);
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--color-charcoal-800);
}

.badge-icon {
    font-size: 1.25rem;
}

/* --- About --- */
.about {
    padding: var(--space-4xl) 0;
    background-color: var(--color-white);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
}

.about-image-wrapper {
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.about-image-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.about-content .eyebrow {
    margin-bottom: var(--space-md);
}

.about-content h2 {
    margin-bottom: var(--space-lg);
}

.about-content p {
    color: var(--color-text-light);
    margin-bottom: var(--space-md);
    font-size: 1.05rem;
}

.feature-list {
    margin-top: var(--space-xl);
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.feature-list li {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    font-weight: 500;
    color: var(--color-charcoal-800);
}

.feature-icon {
    flex-shrink: 0;
    width: 22px;
    height: 22px;
    color: var(--color-coral-500);
}

/* --- Products --- */
.products {
    padding: var(--space-4xl) 0;
    background-color: var(--color-cream);
}

.section-header {
    margin-bottom: var(--space-3xl);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-2xl);
}

.product-card {
    background-color: var(--color-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
}

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

.product-img {
    overflow: hidden;
    aspect-ratio: 4 / 3;
}

.product-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

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

.product-info {
    padding: var(--space-xl);
}

.product-info h3 {
    margin-bottom: var(--space-sm);
}

.product-info p {
    color: var(--color-text-light);
    font-size: 0.95rem;
    line-height: 1.65;
}

/* --- Why Us --- */
.why-us {
    padding: var(--space-4xl) 0;
    background-color: var(--color-charcoal-900);
}

.why-us .eyebrow {
    color: var(--color-coral-300);
}

.why-us h2 {
    color: var(--color-white);
    margin-bottom: var(--space-3xl);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-2xl);
}

.feature-card {
    text-align: center;
    padding: var(--space-2xl) var(--space-lg);
    background-color: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

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

.feature-card-icon {
    font-size: 2.5rem;
    margin-bottom: var(--space-md);
    display: block;
}

.feature-card h3 {
    color: var(--color-white);
    margin-bottom: var(--space-sm);
}

.feature-card p {
    color: rgba(255, 255, 255, 0.65);
    font-size: 0.925rem;
    line-height: 1.65;
}

/* --- Location --- */
.location {
    padding: var(--space-4xl) 0;
    background-color: var(--color-white);
}

.location-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: start;
}

.location-info .eyebrow {
    margin-bottom: var(--space-md);
}

.location-info h2 {
    margin-bottom: var(--space-md);
}

.location-desc {
    color: var(--color-text-light);
    font-size: 1.05rem;
    margin-bottom: var(--space-2xl);
}

.contact-details {
    font-style: normal;
    display: flex;
    flex-direction: column;
    gap: var(--space-xl);
}

.contact-item {
    display: flex;
    gap: var(--space-lg);
    align-items: flex-start;
}

.contact-icon {
    flex-shrink: 0;
    width: 24px;
    height: 24px;
    color: var(--color-coral-500);
    margin-top: 2px;
}

.contact-item strong {
    display: block;
    color: var(--color-charcoal-900);
    font-family: var(--font-display);
    font-size: 1rem;
    margin-bottom: 2px;
}

.contact-item p {
    color: var(--color-text-light);
    font-size: 0.95rem;
    line-height: 1.5;
}

.contact-item a {
    color: var(--color-coral-500);
}

.contact-item a:hover {
    color: var(--color-coral-400);
    text-decoration: underline;
}

/* Map Placeholder */
.map-placeholder {
    background: linear-gradient(135deg, var(--color-coral-100) 0%, var(--color-coral-50) 100%);
    border-radius: var(--radius-xl);
    padding: var(--space-3xl);
    text-align: center;
    border: 2px dashed var(--color-coral-200);
}

.map-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-md);
}

.map-pin-icon {
    width: 48px;
    height: 48px;
    color: var(--color-coral-500);
}

.map-content h3 {
    font-size: 1.5rem;
}

.map-content p {
    color: var(--color-text-light);
    font-size: 0.95rem;
    line-height: 1.5;
}

.btn-map {
    margin-top: var(--space-md);
}

/* --- Contact --- */
.contact {
    padding: var(--space-4xl) 0;
    background-color: var(--color-cream);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: start;
}

.contact-info .eyebrow {
    margin-bottom: var(--space-md);
}

.contact-info h2 {
    margin-bottom: var(--space-md);
}

.contact-info > p {
    color: var(--color-text-light);
    font-size: 1.05rem;
    margin-bottom: var(--space-2xl);
}

.contact-social {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    padding-top: var(--space-xl);
    border-top: 1px solid var(--color-charcoal-100);
}

.social-label {
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-light);
}

.social-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    color: var(--color-charcoal-800);
    font-weight: 500;
    font-size: 0.95rem;
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-full);
    transition: all var(--transition-fast);
}

.social-link:hover {
    color: var(--color-coral-500);
    background-color: var(--color-coral-50);
    text-decoration: none;
}

.social-link svg {
    width: 18px;
    height: 18px;
}

/* Contact Form */
.contact-form-wrapper {
    background-color: var(--color-white);
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
    box-shadow: var(--shadow-md);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.form-group label {
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--color-charcoal-800);
}

.form-group input,
.form-group textarea {
    font-family: var(--font-body);
    font-size: 0.95rem;
    padding: 0.75rem 1rem;
    border: 2px solid var(--color-charcoal-100);
    border-radius: var(--radius-md);
    background-color: var(--color-charcoal-50);
    color: var(--color-text);
    transition: all var(--transition-fast);
    outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--color-coral-400);
    background-color: var(--color-white);
    box-shadow: 0 0 0 3px rgba(232, 98, 90, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--color-charcoal-500);
}

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

/* Form Success */
.form-success {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    gap: var(--space-md);
    padding: var(--space-3xl) var(--space-xl);
}

.form-success svg {
    width: 56px;
    height: 56px;
    color: var(--color-coral-500);
}

.form-success h3 {
    font-size: 1.5rem;
    color: var(--color-charcoal-900);
}

.form-success p {
    color: var(--color-text-light);
    max-width: 320px;
}

/* --- Footer --- */
.site-footer {
    background-color: var(--color-charcoal-900);
    color: rgba(255, 255, 255, 0.7);
}

.footer-inner {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: var(--space-3xl);
    padding: var(--space-3xl) 0 var(--space-2xl);
}

.footer-brand .logo {
    color: var(--color-white);
    margin-bottom: var(--space-md);
}

.footer-brand .logo:hover {
    color: var(--color-coral-300);
}

.footer-brand p {
    font-size: 0.925rem;
    line-height: 1.65;
    color: rgba(255, 255, 255, 0.55);
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.footer-links a {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.925rem;
    padding: var(--space-xs) 0;
    transition: all var(--transition-fast);
}

.footer-links a:hover {
    color: var(--color-coral-300);
    text-decoration: none;
    padding-left: var(--space-sm);
}

.footer-contact {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    font-size: 0.925rem;
}

.footer-contact a {
    color: rgba(255, 255, 255, 0.6);
    transition: color var(--transition-fast);
}

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

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding: var(--space-xl) 0;
}

.footer-bottom p {
    text-align: center;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.4);
}

/* --- Scroll Reveal Animations --- */
/* Default: content is always visible (progressive enhancement) */

.reveal-up,
.reveal-left,
.reveal-right {
    /* Content is visible by default — JS enhances with animation */
}

/* Only animate when JS is active and user prefers motion */
@media (prefers-reduced-motion: no-preference) {
    .reveal-up,
    .reveal-left,
    .reveal-right {
        opacity: 1;
        transform: none;
        transition: opacity 0.6s ease, transform 0.6s ease;
    }

    .reveal-up.animated {
        opacity: 1;
        transform: translateY(0);
    }

    .reveal-left.animated {
        opacity: 1;
        transform: translateX(0);
    }

    .reveal-right.animated {
        opacity: 1;
        transform: translateX(0);
    }

    /* Initial states are set by JS for progressive enhancement */
    .js-enabled .reveal-up {
        opacity: 0;
        transform: translateY(24px);
    }

    .js-enabled .reveal-left {
        opacity: 0;
        transform: translateX(-24px);
    }

    .js-enabled .reveal-right {
        opacity: 0;
        transform: translateX(24px);
    }
}

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

    .footer-inner {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-2xl);
    }

    .footer-contact {
        grid-column: 1 / -1;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 var(--space-md);
    }

    /* Mobile Nav */
    .mobile-menu-btn {
        display: flex;
    }

    .primary-nav {
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        background-color: rgba(255, 251, 247, 0.98);
        backdrop-filter: blur(12px);
        -webkit-backdrop-filter: blur(12px);
        border-bottom: 1px solid var(--color-charcoal-100);
        padding: var(--space-md);
        transform: translateY(-110%);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-base);
        z-index: 999;
    }

    .primary-nav.is-open {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .primary-nav ul {
        flex-direction: column;
        gap: var(--space-xs);
    }

    .primary-nav a {
        display: block;
        padding: var(--space-md);
        border-radius: var(--radius-md);
        font-size: 1rem;
    }

    /* Hero */
    .hero {
        padding: var(--space-2xl) 0 var(--space-3xl);
    }

    .hero-grid {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }

    .hero-content {
        max-width: 100%;
        text-align: center;
    }

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

    .hero-image {
        max-width: 480px;
        margin: 0 auto;
    }

    .floating-badge {
        left: 50%;
        transform: translateX(-50%);
        bottom: -12px;
    }

    /* About */
    .about-grid {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }

    .about-image-wrapper {
        order: -1;
    }

    /* Products */
    .products-grid {
        grid-template-columns: 1fr;
        max-width: 480px;
        margin: 0 auto;
    }

    /* Why Us */
    .features-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
        margin: 0 auto;
    }

    /* Location */
    .location-grid {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }

    /* Contact */
    .contact-grid {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }

    /* Footer */
    .footer-inner {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
        text-align: center;
    }

    .footer-brand .logo {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 2rem;
    }

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

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

    .contact-form-wrapper {
        padding: var(--space-lg);
    }
}