/* ============================================
   Breath of Life Academy for Tots — Stylesheet
   ============================================ */

/* --- CSS Custom Properties --- */
:root {
    --color-midnight-950: #050d1a;
    --color-midnight-900: #0a1628;
    --color-midnight-800: #0f2140;
    --color-midnight-700: #152d56;
    --color-midnight-600: #1b3a6e;
    --color-mint-400: #34d399;
    --color-mint-500: #10b981;
    --color-mint-600: #059669;
    --color-mint-700: #047857;
    --color-neutral-50: #f8fafc;
    --color-neutral-100: #f1f5f9;
    --color-neutral-200: #e2e8f0;
    --color-neutral-300: #cbd5e1;
    --color-neutral-400: #94a3b8;
    --color-neutral-500: #64748b;
    --color-neutral-600: #475569;
    --color-neutral-700: #334155;
    --color-neutral-800: #1e293b;
    --color-neutral-900: #0f172a;
    --color-white: #ffffff;
    --color-error: #ef4444;
    --color-success: #10b981;

    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
    --font-serif: 'Playfair Display', Georgia, 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;

    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;

    --shadow-sm: 0 1px 3px rgba(10, 22, 40, 0.08), 0 1px 2px rgba(10, 22, 40, 0.06);
    --shadow-md: 0 4px 12px rgba(10, 22, 40, 0.1), 0 2px 4px rgba(10, 22, 40, 0.06);
    --shadow-lg: 0 12px 32px rgba(10, 22, 40, 0.14), 0 4px 10px rgba(10, 22, 40, 0.08);
    --shadow-xl: 0 20px 50px rgba(10, 22, 40, 0.18), 0 8px 16px rgba(10, 22, 40, 0.1);

    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 400ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-spring: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);

    --container-max: 1200px;
    --header-height: 72px;
}

/* --- 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: 16px;
    line-height: 1.6;
    color: var(--color-neutral-800);
    background-color: var(--color-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

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

a {
    color: var(--color-mint-600);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--color-mint-700);
}

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

ul, ol {
    list-style: none;
}

address {
    font-style: normal;
}

/* --- Accessibility --- */
.skip-link {
    position: absolute;
    top: -100%;
    left: var(--space-md);
    background: var(--color-midnight-900);
    color: var(--color-white);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-sm);
    z-index: 9999;
    font-size: 0.875rem;
    font-weight: 500;
}

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

:focus-visible {
    outline: 2px solid var(--color-mint-400);
    outline-offset: 2px;
}

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

/* --- Typography --- */
h1, h2, h3, h4 {
    font-family: var(--font-sans);
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-midnight-900);
}

/* --- Section System --- */
.section {
    padding: var(--space-4xl) 0;
}

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

.section-header--centered {
    text-align: center;
    max-width: 680px;
    margin-left: auto;
    margin-right: auto;
}

.section-eyebrow {
    display: inline-block;
    font-size: 0.8125rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-mint-600);
    margin-bottom: var(--space-sm);
}

.section-title {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    margin-bottom: var(--space-md);
    color: var(--color-midnight-900);
}

.section-subtitle {
    font-size: 1.0625rem;
    line-height: 1.7;
    color: var(--color-neutral-600);
    max-width: 600px;
}

.section-header--centered .section-subtitle {
    margin: 0 auto;
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: 0.8125rem 1.75rem;
    font-size: 0.9375rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
    white-space: nowrap;
    text-decoration: none;
}

.btn-primary {
    background-color: var(--color-mint-500);
    color: var(--color-white);
    box-shadow: 0 4px 14px rgba(16, 185, 129, 0.35);
}

.btn-primary:hover {
    background-color: var(--color-mint-600);
    color: var(--color-white);
    box-shadow: 0 6px 20px rgba(16, 185, 129, 0.45);
    transform: translateY(-1px);
}

.btn-secondary {
    background-color: transparent;
    color: var(--color-midnight-900);
    border: 2px solid var(--color-neutral-200);
}

.btn-secondary:hover {
    border-color: var(--color-mint-500);
    color: var(--color-mint-600);
    transform: translateY(-1px);
}

.btn-full {
    width: 100%;
}

/* ============================================
   HEADER
   ============================================ */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-neutral-200);
    height: var(--header-height);
    transition: box-shadow var(--transition-base);
}

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

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

/* --- Logo --- */
.logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    text-decoration: none;
    color: var(--color-midnight-900);
}

.logo--light .logo-text span {
    color: var(--color-white);
}

.logo-mark {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-mint-500), var(--color-mint-700));
    color: var(--color-white);
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 700;
    border-radius: var(--radius-sm);
    flex-shrink: 0;
}

.logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1.15;
}

.logo-line-1 {
    font-size: 0.875rem;
    font-weight: 700;
    letter-spacing: -0.01em;
}

.logo-line-2 {
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--color-neutral-500);
    letter-spacing: 0.01em;
}

.logo--light .logo-line-2 {
    color: rgba(255, 255, 255, 0.7);
}

/* --- Navigation --- */
.primary-nav {
    display: flex;
    align-items: center;
    gap: var(--space-xl);
}

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

.primary-nav ul li a {
    display: block;
    padding: var(--space-sm) var(--space-md);
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--color-neutral-700);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.primary-nav ul li a:hover {
    color: var(--color-midnight-900);
    background-color: var(--color-neutral-100);
}

.nav-cta {
    display: inline-flex;
    align-items: center;
    padding: 0.625rem 1.375rem;
    font-size: 0.875rem;
    font-weight: 600;
    background-color: var(--color-midnight-900);
    color: var(--color-white);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.nav-cta:hover {
    background-color: var(--color-midnight-700);
    color: var(--color-white);
    transform: translateY(-1px);
}

/* --- Mobile Nav Toggle --- */
.nav-toggle {
    display: none;
    width: 44px;
    height: 44px;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    transition: background-color var(--transition-fast);
}

.nav-toggle:hover {
    background-color: var(--color-neutral-100);
}

.hamburger {
    position: relative;
    width: 20px;
    height: 14px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--color-midnight-900);
    border-radius: 2px;
    transition: all var(--transition-base);
}

.hamburger::before { top: 0; }
.hamburger::after { bottom: 0; }

.hamburger span {
    position: absolute;
    top: 50%;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--color-midnight-900);
    border-radius: 2px;
    transform: translateY(-50%);
    transition: all var(--transition-base);
}

.nav-toggle[aria-expanded="true"] .hamburger span {
    transform: translateY(-50%) rotate(45deg);
    top: 50%;
}

.nav-toggle[aria-expanded="true"] .hamburger::before {
    top: 50%;
    transform: rotate(90deg);
}

.nav-toggle[aria-expanded="true"] .hamburger::after {
    bottom: auto;
    top: 50%;
    transform: rotate(90deg);
}

/* ============================================
   HERO
   ============================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-midnight-900);
    overflow: hidden;
    padding-top: var(--header-height);
}

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

.hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.3;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(5, 13, 26, 0.92) 0%,
        rgba(10, 22, 40, 0.85) 50%,
        rgba(15, 33, 64, 0.80) 100%
    );
    z-index: 1;
}

/* Decorative grid pattern */
.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    z-index: 2;
    background-image: 
        linear-gradient(rgba(52, 211, 153, 0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(52, 211, 153, 0.04) 1px, transparent 1px);
    background-size: 60px 60px;
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 3;
    text-align: center;
    max-width: 800px;
    padding: var(--space-3xl) var(--space-lg);
}

.hero-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.8125rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-mint-400);
    margin-bottom: var(--space-xl);
    background: rgba(52, 211, 153, 0.1);
    border: 1px solid rgba(52, 211, 153, 0.2);
    padding: var(--space-sm) var(--space-lg);
    border-radius: 100px;
}

.hero-eyebrow::before {
    content: '';
    width: 8px;
    height: 8px;
    background-color: var(--color-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-headline {
    font-family: var(--font-serif);
    font-size: clamp(2rem, 5.5vw, 3.75rem);
    font-weight: 700;
    line-height: 1.1;
    color: var(--color-white);
    margin-bottom: var(--space-xl);
    letter-spacing: -0.02em;
}

.hero-sub {
    font-size: clamp(1rem, 2vw, 1.25rem);
    line-height: 1.7;
    color: var(--color-neutral-300);
    margin-bottom: var(--space-2xl);
    max-width: 620px;
    margin-left: auto;
    margin-right: auto;
}

.hero-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    flex-wrap: wrap;
    margin-bottom: var(--space-3xl);
}

.hero-actions .btn-secondary {
    border-color: rgba(255, 255, 255, 0.25);
    color: var(--color-white);
}

.hero-actions .btn-secondary:hover {
    border-color: var(--color-mint-400);
    color: var(--color-mint-400);
    background-color: rgba(52, 211, 153, 0.08);
}

.hero-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xl);
    padding-top: var(--space-2xl);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

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

.stat-number {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-mint-400);
    line-height: 1;
}

.stat-label {
    font-size: 0.8125rem;
    color: var(--color-neutral-400);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.stat-divider {
    width: 1px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.15);
}

/* ============================================
   PROGRAMS
   ============================================ */
.programs {
    background-color: var(--color-neutral-50);
}

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

.program-card {
    background-color: var(--color-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-neutral-100);
    transition: all var(--transition-slow);
}

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

.program-card-image {
    position: relative;
    height: 220px;
    overflow: hidden;
}

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

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

.program-card-image-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, transparent 50%, rgba(10, 22, 40, 0.4) 100%);
}

.program-card-body {
    padding: var(--space-xl);
}

.program-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-mint-500), var(--color-mint-700));
    border-radius: var(--radius-md);
    color: var(--color-white);
    margin-bottom: var(--space-lg);
}

.program-name {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: var(--space-sm);
    color: var(--color-midnight-900);
}

.program-description {
    font-size: 0.9375rem;
    line-height: 1.7;
    color: var(--color-neutral-600);
    margin-bottom: var(--space-lg);
}

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

.program-features li {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.875rem;
    color: var(--color-neutral-700);
}

.program-features li::before {
    content: '';
    width: 6px;
    height: 6px;
    background-color: var(--color-mint-500);
    border-radius: 50%;
    flex-shrink: 0;
}

/* ============================================
   ABOUT
   ============================================ */
.about {
    background-color: var(--color-white);
}

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

.about-images {
    position: relative;
}

.about-img-main {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.about-img-main img {
    width: 100%;
    height: 400px;
    object-fit: cover;
}

.about-img-secondary {
    position: absolute;
    bottom: -40px;
    right: -30px;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    border: 4px solid var(--color-white);
}

.about-img-secondary img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    display: block;
}

.about-experience-badge {
    position: absolute;
    top: -20px;
    left: -20px;
    background: linear-gradient(135deg, var(--color-midnight-900), var(--color-midnight-700));
    color: var(--color-white);
    padding: var(--space-lg);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
    z-index: 2;
}

.badge-number {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-mint-400);
    line-height: 1;
}

.badge-text {
    font-size: 0.75rem;
    color: var(--color-neutral-400);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.about-content {
    padding: var(--space-lg) 0;
}

.about-text {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--color-neutral-600);
    margin-bottom: var(--space-lg);
}

.about-values {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
    margin-top: var(--space-2xl);
}

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

.value-icon {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(16, 185, 129, 0.1);
    color: var(--color-mint-600);
    border-radius: var(--radius-sm);
    flex-shrink: 0;
}

.value-item span {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-midnight-900);
    line-height: 1.4;
    padding-top: 6px;
}

/* ============================================
   WHY CHOOSE / FEATURES
   ============================================ */
.why-choose {
    background-color: var(--color-midnight-900);
    position: relative;
    overflow: hidden;
}

.why-choose::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(rgba(52, 211, 153, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(52, 211, 153, 0.03) 1px, transparent 1px);
    background-size: 80px 80px;
    pointer-events: none;
}

.why-choose .section-eyebrow {
    color: var(--color-mint-400);
}

.why-choose .section-title {
    color: var(--color-white);
}

.why-choose .section-subtitle {
    color: var(--color-neutral-400);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
    position: relative;
    z-index: 1;
}

.feature-card {
    background-color: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-lg);
    padding: var(--space-2xl);
    transition: all var(--transition-slow);
}

.feature-card:hover {
    background-color: rgba(255, 255, 255, 0.07);
    border-color: rgba(52, 211, 153, 0.3);
    transform: translateY(-4px);
}

.feature-number {
    font-size: 3rem;
    font-weight: 800;
    color: rgba(52, 211, 153, 0.15);
    line-height: 1;
    margin-bottom: var(--space-lg);
    font-family: var(--font-serif);
}

.feature-title {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: var(--space-sm);
}

.feature-text {
    font-size: 0.9375rem;
    line-height: 1.7;
    color: var(--color-neutral-400);
}

/* ============================================
   TESTIMONIALS
   ============================================ */
.testimonials {
    background-color: var(--color-neutral-50);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    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-neutral-100);
    position: relative;
    transition: all var(--transition-slow);
}

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

.testimonial-quote-mark {
    position: absolute;
    top: var(--space-lg);
    right: var(--space-xl);
    font-family: var(--font-serif);
    font-size: 5rem;
    line-height: 1;
    color: var(--color-mint-500);
    opacity: 0.15;
    pointer-events: none;
}

.testimonial-text {
    font-size: 0.9375rem;
    line-height: 1.8;
    color: var(--color-neutral-700);
    margin-bottom: var(--space-xl);
    position: relative;
    z-index: 1;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.testimonial-author-avatar {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-midnight-800), var(--color-midnight-600));
    color: var(--color-white);
    border-radius: 50%;
    flex-shrink: 0;
}

.testimonial-author-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.testimonial-author-name {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--color-midnight-900);
}

.testimonial-author-program {
    font-size: 0.8125rem;
    color: var(--color-mint-600);
}

/* ============================================
   CONTACT
   ============================================ */
.contact {
    background-color: var(--color-white);
}

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

.contact-intro {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--color-neutral-600);
    margin-bottom: var(--space-2xl);
}

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

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

.contact-detail-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(16, 185, 129, 0.1);
    color: var(--color-mint-600);
    border-radius: var(--radius-md);
    flex-shrink: 0;
}

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

.contact-detail-label {
    font-size: 0.8125rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--color-neutral-500);
}

.contact-detail address,
.contact-detail a {
    font-size: 1rem;
    color: var(--color-midnight-900);
    font-weight: 500;
    line-height: 1.6;
}

.contact-detail a:hover {
    color: var(--color-mint-600);
}

/* --- Form --- */
.contact-form-wrapper {
    background-color: var(--color-neutral-50);
    border: 1px solid var(--color-neutral-200);
    border-radius: var(--radius-lg);
    padding: var(--space-2xl);
}

.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-size: 0.875rem;
    font-weight: 600;
    color: var(--color-midnight-900);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    font-family: var(--font-sans);
    font-size: 0.9375rem;
    color: var(--color-neutral-800);
    background-color: var(--color-white);
    border: 1.5px solid var(--color-neutral-200);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    appearance: none;
}

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

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-mint-500);
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.15);
}

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

.form-notice {
    font-size: 0.8125rem;
    color: var(--color-neutral-500);
    text-align: center;
    line-height: 1.5;
}

/* Success state */
.form-success {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    gap: var(--space-md);
    padding: var(--space-2xl);
}

.success-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(16, 185, 129, 0.1);
    color: var(--color-mint-600);
    border-radius: 50%;
}

.success-title {
    font-size: 1.25rem;
    color: var(--color-midnight-900);
}

.success-text {
    font-size: 0.9375rem;
    color: var(--color-neutral-600);
    line-height: 1.6;
    max-width: 320px;
}

/* ============================================
   FOOTER
   ============================================ */
.site-footer {
    background-color: var(--color-midnight-900);
    color: var(--color-neutral-400);
    padding: var(--space-4xl) 0 var(--space-xl);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: var(--space-3xl);
    padding-bottom: var(--space-3xl);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-tagline {
    font-size: 0.9375rem;
    line-height: 1.7;
    color: var(--color-neutral-500);
    margin-top: var(--space-lg);
    max-width: 280px;
}

.footer-heading {
    font-size: 0.8125rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-white);
    margin-bottom: var(--space-lg);
}

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

.footer-links ul li a {
    font-size: 0.9375rem;
    color: var(--color-neutral-500);
    transition: color var(--transition-fast);
}

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

.footer-contact address {
    font-size: 0.9375rem;
    line-height: 1.7;
    color: var(--color-neutral-400);
    margin-bottom: var(--space-md);
}

.footer-contact p {
    font-size: 0.9375rem;
    margin-bottom: var(--space-sm);
}

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

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

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--space-md);
    padding-top: var(--space-xl);
    font-size: 0.8125rem;
    color: var(--color-neutral-600);
}

/* ============================================
   BACK TO TOP
   ============================================ */
.back-to-top {
    position: fixed;
    bottom: var(--space-xl);
    right: var(--space-xl);
    z-index: 900;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-base);
}

.back-to-top.visible {
    opacity: 1;
    pointer-events: all;
}

.back-to-top-btn {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-midnight-900);
    color: var(--color-white);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-fast);
}

.back-to-top-btn:hover {
    background-color: var(--color-mint-600);
    transform: translateY(-2px);
}

/* ============================================
   SCROLL REVEAL (progressive enhancement)
   ============================================ */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(24px);
        transition: opacity 0.6s cubic-bezier(0.4, 0, 0.2, 1), transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    }

    .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; }
}

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

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

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

    .about-img-secondary {
        right: -10px;
        bottom: -20px;
    }

    .about-experience-badge {
        left: -10px;
        top: -10px;
    }
}

@media (max-width: 768px) {
    :root {
        --header-height: 64px;
    }

    .nav-toggle {
        display: flex;
    }

    .primary-nav {
        position: fixed;
        top: var(--header-height);
        left: 0;
        right: 0;
        bottom: 0;
        background-color: var(--color-white);
        flex-direction: column;
        align-items: stretch;
        padding: var(--space-xl);
        gap: var(--space-md);
        transform: translateX(100%);
        transition: transform var(--transition-slow);
        overflow-y: auto;
    }

    .primary-nav.open {
        transform: translateX(0);
    }

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

    .primary-nav ul li a {
        display: block;
        padding: var(--space-md);
        font-size: 1.0625rem;
        border-radius: var(--radius-sm);
    }

    .nav-cta {
        display: block;
        text-align: center;
        padding: var(--space-md) var(--space-xl);
        margin-top: var(--space-md);
    }

    /* Hero */
    .hero {
        min-height: auto;
        padding-top: calc(var(--header-height) + var(--space-3xl));
        padding-bottom: var(--space-3xl);
    }

    .hero-stats {
        flex-direction: column;
        gap: var(--space-lg);
    }

    .stat-divider {
        width: 40px;
        height: 1px;
    }

    /* Programs */
    .programs-grid {
        grid-template-columns: 1fr;
    }

    /* About */
    .about-grid {
        grid-template-columns: 1fr;
        gap: var(--space-3xl);
    }

    .about-images {
        max-width: 480px;
    }

    .about-img-main img {
        height: 300px;
    }

    .about-img-secondary {
        position: relative;
        bottom: auto;
        right: auto;
        margin-top: var(--space-md);
        border: 3px solid var(--color-white);
    }

    .about-img-secondary img {
        height: 180px;
    }

    .about-experience-badge {
        position: relative;
        top: auto;
        left: auto;
        margin-bottom: var(--space-lg);
        display: inline-flex;
    }

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

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

    /* Testimonials */
    .testimonials-grid {
        grid-template-columns: 1fr;
    }

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

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

    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}

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

    .section {
        padding: var(--space-3xl) 0;
    }

    .hero-headline {
        font-size: clamp(1.625rem, 7vw, 2.25rem);
    }

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

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

    .program-card-image {
        height: 180px;
    }

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