/* ===================================
   Goal Diggers Nutrition — Styles
   =================================== */

/* --- CSS Custom Properties --- */
:root {
    --color-emerald-50: #ecfdf5;
    --color-emerald-100: #d1fae5;
    --color-emerald-200: #a7f3d0;
    --color-emerald-300: #6ee7b7;
    --color-emerald-400: #34d399;
    --color-emerald-500: #10b981;
    --color-emerald-600: #059669;
    --color-emerald-700: #047857;
    --color-emerald-800: #065f46;
    --color-emerald-900: #064e3b;
    --color-emerald-950: #022c22;

    --color-cream-50: #fdfbf7;
    --color-cream-100: #faf5eb;
    --color-cream-200: #f5edd6;
    --color-cream-300: #ebe0be;
    --color-cream-400: #dfcfa0;
    --color-cream-500: #d4bb80;
    --color-cream-600: #c4a566;
    --color-cream-700: #a6864e;
    --color-cream-800: #8a6f42;
    --color-cream-900: #745d38;
    --color-cream-950: #40321c;

    --color-white: #ffffff;
    --color-black: #0a0a0a;
    --color-gray-50: #f9fafb;
    --color-gray-100: #f3f4f6;
    --color-gray-200: #e5e7eb;
    --color-gray-300: #d1d5db;
    --color-gray-400: #9ca3af;
    --color-gray-500: #6b7280;
    --color-gray-600: #4b5563;
    --color-gray-700: #374151;
    --color-gray-800: #1f2937;
    --color-gray-900: #111827;

    --font-serif: 'Playfair Display', Georgia, 'Times New Roman', serif;
    --font-sans: 'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

    --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;
    --space-5xl: 8rem;

    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
    --radius-xl: 24px;

    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.07), 0 2px 4px -2px rgba(0,0,0,0.05);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.08), 0 4px 6px -4px rgba(0,0,0,0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.08), 0 8px 10px -6px rgba(0,0,0,0.04);
}

/* --- 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-sans);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--color-gray-800);
    background-color: var(--color-cream-50);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

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

a {
    color: inherit;
    text-decoration: none;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

ul, ol {
    list-style: none;
}

/* --- Container --- */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

@media (min-width: 768px) {
    .container {
        padding: 0 var(--space-2xl);
    }
}

@media (min-width: 1024px) {
    .container {
        padding: 0 var(--space-3xl);
    }
}

/* --- Typography --- */
h1, h2, h3, h4 {
    font-family: var(--font-serif);
    font-weight: 700;
    line-height: 1.15;
    color: var(--color-emerald-950);
}

em {
    font-style: italic;
    font-weight: 400;
}

.section-eyebrow {
    font-family: var(--font-sans);
    font-size: 0.8125rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--color-emerald-600);
    margin-bottom: var(--space-md);
}

.section-heading {
    font-size: clamp(2rem, 5vw, 3.5rem);
    margin-bottom: var(--space-lg);
}

.section-sub {
    font-size: 1.125rem;
    color: var(--color-gray-600);
    max-width: 560px;
    line-height: 1.7;
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    font-family: var(--font-sans);
    font-size: 0.9375rem;
    font-weight: 600;
    padding: 0.875rem 1.75rem;
    border-radius: var(--radius-md);
    transition: all 0.25s ease;
    white-space: nowrap;
}

.btn-primary {
    background-color: var(--color-emerald-700);
    color: var(--color-white);
}

.btn-primary:hover {
    background-color: var(--color-emerald-800);
    transform: translateY(-1px);
    box-shadow: var(--shadow-lg);
}

.btn-light {
    background-color: var(--color-white);
    color: var(--color-emerald-900);
}

.btn-light:hover {
    background-color: var(--color-cream-100);
    transform: translateY(-1px);
    box-shadow: var(--shadow-lg);
}

.btn-outline-light {
    background-color: transparent;
    color: var(--color-white);
    border: 2px solid rgba(255,255,255,0.6);
}

.btn-outline-light:hover {
    background-color: rgba(255,255,255,0.1);
    border-color: var(--color-white);
}

.btn-sm {
    padding: 0.625rem 1.25rem;
    font-size: 0.875rem;
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1rem;
}

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

/* --- Header --- */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: rgba(253, 251, 247, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(6, 78, 59, 0.08);
    transition: box-shadow 0.3s ease;
}

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

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

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    text-decoration: none;
}

.logo-mark {
    width: 44px;
    height: 44px;
    background-color: var(--color-emerald-800);
    color: var(--color-white);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-serif);
    font-size: 1.375rem;
    font-weight: 700;
    flex-shrink: 0;
}

.logo-text {
    font-family: var(--font-serif);
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--color-emerald-950);
    line-height: 1.2;
}

.logo-text em {
    font-style: italic;
    font-weight: 400;
    color: var(--color-emerald-600);
}

.logo-footer .logo-text {
    font-size: 1rem;
}

/* Desktop Nav */
.nav-desktop {
    display: none;
    align-items: center;
    gap: var(--space-xl);
}

.nav-desktop a {
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--color-gray-700);
    transition: color 0.2s ease;
    position: relative;
}

.nav-desktop a:not(.btn):hover {
    color: var(--color-emerald-700);
}

.nav-desktop a:not(.btn)::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-emerald-600);
    transition: width 0.25s ease;
}

.nav-desktop a:not(.btn):hover::after {
    width: 100%;
}

/* Mobile Toggle */
.nav-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: var(--radius-md);
    transition: background-color 0.2s ease;
}

.nav-toggle:hover {
    background-color: var(--color-emerald-50);
}

.hamburger {
    width: 22px;
    height: 16px;
    position: relative;
    display: block;
}

.hamburger::before,
.hamburger::after,
.hamburger span {
    content: '';
    position: absolute;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--color-emerald-800);
    border-radius: 2px;
    transition: all 0.3s ease;
}

.hamburger::before { top: 0; }
.hamburger span { top: 50%; transform: translateY(-50%); }
.hamburger::after { bottom: 0; }

.nav-toggle.active .hamburger::before {
    top: 50%;
    transform: translateY(-50%) rotate(45deg);
}

.nav-toggle.active .hamburger span {
    opacity: 0;
}

.nav-toggle.active .hamburger::after {
    bottom: 50%;
    transform: translateY(50%) rotate(-45deg);
}

/* Mobile Nav */
.mobile-nav {
    display: none;
    flex-direction: column;
    background-color: var(--color-cream-50);
    border-top: 1px solid var(--color-gray-200);
    padding: var(--space-lg);
    gap: var(--space-sm);
}

.mobile-nav.open {
    display: flex;
}

.mobile-nav-link {
    font-size: 1.0625rem;
    font-weight: 500;
    color: var(--color-gray-700);
    padding: var(--space-md);
    border-radius: var(--radius-md);
    transition: all 0.2s ease;
}

.mobile-nav-link:hover {
    background-color: var(--color-emerald-50);
    color: var(--color-emerald-700);
}

.mobile-nav-cta {
    margin-top: var(--space-sm);
    text-align: center;
    background-color: var(--color-emerald-700);
    color: var(--color-white);
    border-radius: var(--radius-md);
}

.mobile-nav-cta:hover {
    background-color: var(--color-emerald-800);
    color: var(--color-white);
}

@media (min-width: 1024px) {
    .nav-desktop {
        display: flex;
    }
    .nav-toggle {
        display: none;
    }
}

/* --- Hero --- */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background-color: var(--color-emerald-950);
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.55;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(2, 44, 34, 0.82) 0%,
        rgba(6, 78, 59, 0.68) 50%,
        rgba(4, 120, 87, 0.55) 100%
    );
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    padding: var(--space-5xl) var(--space-lg);
    max-width: 860px;
}

.hero-eyebrow {
    font-size: 0.8125rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-emerald-200);
    margin-bottom: var(--space-lg);
}

.hero-headline {
    font-size: clamp(2.5rem, 7vw, 5rem);
    font-weight: 700;
    color: var(--color-white);
    line-height: 1.08;
    margin-bottom: var(--space-lg);
}

.hero-headline em {
    color: var(--color-emerald-300);
}

.hero-sub {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: rgba(255,255,255,0.85);
    line-height: 1.7;
    max-width: 600px;
    margin: 0 auto var(--space-2xl);
}

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

.hero-scroll {
    position: absolute;
    bottom: var(--space-2xl);
    left: 50%;
    transform: translateX(-50%);
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    color: rgba(255,255,255,0.6);
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    animation: float 2.5s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(8px); }
}

/* --- About --- */
.about {
    padding: var(--space-5xl) 0;
    background-color: var(--color-cream-50);
}

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

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

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

.about-accent {
    position: absolute;
    bottom: -24px;
    right: -24px;
    width: 120px;
    height: 120px;
    background-color: var(--color-emerald-200);
    border-radius: var(--radius-lg);
    z-index: -1;
}

.about-content {
    max-width: 560px;
}

.about-content p {
    font-size: 1.0625rem;
    color: var(--color-gray-600);
    line-height: 1.8;
    margin-bottom: var(--space-lg);
}

.about-stats {
    display: flex;
    gap: var(--space-xl);
    margin-top: var(--space-2xl);
    padding-top: var(--space-2xl);
    border-top: 1px solid var(--color-gray-200);
}

.stat {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.stat-number {
    font-family: var(--font-serif);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-emerald-700);
}

.stat-label {
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--color-gray-500);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.stat-divider {
    width: 1px;
    background-color: var(--color-gray-200);
    align-self: stretch;
}

@media (min-width: 1024px) {
    .about-grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-4xl);
    }
}

/* --- Products --- */
.products {
    padding: var(--space-5xl) 0;
    background-color: var(--color-emerald-900);
    position: relative;
    overflow: hidden;
}

.products-bg-pattern {
    position: absolute;
    inset: 0;
    opacity: 0.04;
    background-image: radial-gradient(circle at 2px 2px, var(--color-emerald-400) 1px, transparent 0);
    background-size: 32px 32px;
}

.products .section-eyebrow {
    color: var(--color-emerald-400);
}

.products .section-heading {
    color: var(--color-white);
}

.products .section-sub {
    color: rgba(255,255,255,0.65);
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-4xl);
    position: relative;
    z-index: 1;
}

.section-header .section-sub {
    margin: 0 auto;
}

.products-grid {
    display: grid;
    gap: var(--space-xl);
    position: relative;
    z-index: 1;
}

.product-card {
    background-color: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all 0.3s ease;
}

.product-card:hover {
    background-color: rgba(255,255,255,0.1);
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.2);
}

.product-image {
    overflow: hidden;
    aspect-ratio: 5/4;
}

.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: var(--space-xl);
}

.product-name {
    font-size: 1.375rem;
    color: var(--color-white);
    margin-bottom: var(--space-sm);
}

.product-desc {
    font-size: 0.9375rem;
    color: rgba(255,255,255,0.65);
    line-height: 1.7;
}

@media (min-width: 768px) {
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .products-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* --- Testimonials --- */
.testimonials {
    padding: var(--space-5xl) 0;
    background-color: var(--color-cream-100);
}

.testimonials .section-header {
    margin-bottom: var(--space-4xl);
}

.testimonials-grid {
    display: grid;
    gap: var(--space-xl);
}

.testimonial-card {
    background-color: var(--color-white);
    border-radius: var(--radius-lg);
    padding: var(--space-2xl);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-gray-100);
    transition: all 0.3s ease;
    position: relative;
}

.testimonial-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.testimonial-quote {
    color: var(--color-emerald-300);
    margin-bottom: var(--space-lg);
    opacity: 0.7;
}

.testimonial-text {
    font-size: 1.0625rem;
    color: var(--color-gray-700);
    line-height: 1.75;
    margin-bottom: var(--space-lg);
    font-style: italic;
}

.testimonial-author {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-emerald-700);
}

@media (min-width: 768px) {
    .testimonials-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* --- Location --- */
.location {
    padding: var(--space-5xl) 0;
    background-color: var(--color-cream-50);
}

.location-grid {
    display: grid;
    gap: var(--space-4xl);
    align-items: center;
}

.location-info .section-heading {
    margin-bottom: var(--space-2xl);
}

.location-details {
    display: flex;
    flex-direction: column;
    gap: var(--space-xl);
    margin-bottom: var(--space-2xl);
}

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

.location-icon {
    color: var(--color-emerald-600);
    flex-shrink: 0;
    margin-top: 2px;
}

.location-label {
    font-size: 0.8125rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-gray-400);
    margin-bottom: 4px;
}

.location-item p {
    font-size: 1rem;
    color: var(--color-gray-700);
    line-height: 1.6;
}

.location-item a {
    color: var(--color-emerald-700);
    font-weight: 500;
    transition: color 0.2s ease;
}

.location-item a:hover {
    color: var(--color-emerald-500);
}

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

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

@media (min-width: 1024px) {
    .location-grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-4xl);
    }
}

/* --- Contact --- */
.contact {
    padding: var(--space-5xl) 0;
    background-color: var(--color-emerald-900);
    position: relative;
}

.contact-grid {
    display: grid;
    gap: var(--space-4xl);
}

.contact-content .section-eyebrow {
    color: var(--color-emerald-400);
}

.contact-content .section-heading {
    color: var(--color-white);
    margin-bottom: var(--space-lg);
}

.contact-content > p {
    font-size: 1.0625rem;
    color: rgba(255,255,255,0.7);
    line-height: 1.7;
    margin-bottom: var(--space-2xl);
}

.contact-direct {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-md);
    margin-bottom: var(--space-2xl);
}

.contact-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.9375rem;
    color: rgba(255,255,255,0.85);
    transition: color 0.2s ease;
}

.contact-link:hover {
    color: var(--color-emerald-300);
}

.contact-divider {
    color: rgba(255,255,255,0.3);
}

/* Form */
.contact-form-wrap {
    background-color: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: var(--radius-lg);
    padding: var(--space-2xl);
}

.form-group {
    margin-bottom: var(--space-lg);
}

.form-group label {
    display: block;
    font-size: 0.8125rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: rgba(255,255,255,0.6);
    margin-bottom: var(--space-sm);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.875rem 1rem;
    background-color: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: var(--radius-md);
    color: var(--color-white);
    font-family: var(--font-sans);
    font-size: 1rem;
    transition: all 0.2s ease;
    outline: none;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: rgba(255,255,255,0.35);
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--color-emerald-400);
    background-color: rgba(255,255,255,0.12);
}

.form-group textarea {
    min-height: 130px;
    resize: vertical;
}

.form-success {
    display: none;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-lg);
    background-color: rgba(16, 185, 129, 0.15);
    border: 1px solid rgba(16, 185, 129, 0.3);
    border-radius: var(--radius-md);
    color: var(--color-emerald-300);
    font-weight: 500;
    margin-top: var(--space-lg);
}

.form-success.show {
    display: flex;
}

.form-success svg {
    flex-shrink: 0;
}

@media (min-width: 1024px) {
    .contact-grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-4xl);
    }
}

/* --- Footer --- */
.site-footer {
    background-color: var(--color-emerald-950);
    color: rgba(255,255,255,0.7);
    padding: var(--space-4xl) 0 var(--space-xl);
}

.footer-grid {
    display: grid;
    gap: var(--space-3xl);
    padding-bottom: var(--space-3xl);
    border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-brand p {
    margin-top: var(--space-lg);
    font-size: 0.9375rem;
    line-height: 1.7;
    max-width: 280px;
    color: rgba(255,255,255,0.55);
}

.footer-links h4 {
    font-family: var(--font-sans);
    font-size: 0.8125rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-emerald-400);
    margin-bottom: var(--space-lg);
}

.footer-links a,
.footer-links p {
    display: block;
    font-size: 0.9375rem;
    color: rgba(255,255,255,0.6);
    padding: var(--space-xs) 0;
    transition: color 0.2s ease;
}

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

.footer-links p a {
    display: inline;
}

@media (min-width: 768px) {
    .footer-grid {
        grid-template-columns: 2fr 1fr 1fr 1fr;
    }
}

.footer-bottom {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: var(--space-md);
    padding-top: var(--space-xl);
    font-size: 0.8125rem;
    color: rgba(255,255,255,0.4);
}

.footer-bottom p {
    margin: 0;
}

/* --- Scroll Reveal (progressive enhancement) --- */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(24px);
        transition: opacity 0.6s ease, transform 0.6s ease;
    }

    .reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }

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

/* --- Reduced motion --- */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
    html {
        scroll-behavior: auto;
    }
    .reveal {
        opacity: 1;
        transform: none;
    }
}