/* ============================================
   Education Engine — Styles
   Classic & Elegant | Charcoal + Coral
   ============================================ */

/* --- CSS Custom Properties --- */
:root {
    --color-charcoal: #2C2C2C;
    --color-charcoal-deep: #1A1A1A;
    --color-charcoal-light: #3D3D3D;
    --color-coral: #E86A54;
    --color-coral-dark: #D45740;
    --color-coral-light: #F08570;
    --color-cream: #F5F0EB;
    --color-cream-light: #FAF7F4;
    --color-warm-gray: #8A8580;
    --color-warm-gray-light: #B5B0AA;
    --color-white: #FFFFFF;
    --color-text: #2C2C2C;
    --color-text-light: #5A5550;
    --color-border: #E5DFD8;

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

    --shadow-sm: 0 1px 3px rgba(44, 44, 44, 0.06), 0 1px 2px rgba(44, 44, 44, 0.04);
    --shadow-md: 0 4px 16px rgba(44, 44, 44, 0.08), 0 2px 4px rgba(44, 44, 44, 0.04);
    --shadow-lg: 0 12px 40px rgba(44, 44, 44, 0.12), 0 4px 12px rgba(44, 44, 44, 0.06);
    --shadow-xl: 0 24px 60px rgba(44, 44, 44, 0.14);

    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;

    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s 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-sans);
    font-size: 16px;
    line-height: 1.7;
    color: var(--color-text);
    background-color: var(--color-cream-light);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

ul, ol {
    list-style: none;
}

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

input, textarea, select {
    font-family: inherit;
    font-size: inherit;
}

/* --- Accessibility --- */
.skip-link {
    position: absolute;
    top: -100%;
    left: 16px;
    background: var(--color-charcoal);
    color: var(--color-white);
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    z-index: 1000;
    font-size: 14px;
    font-weight: 500;
}

.skip-link:focus {
    top: 16px;
}

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

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

/* ============================================
   NAVBAR
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(250, 247, 244, 0.92);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid transparent;
    transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

.navbar.scrolled {
    border-bottom-color: var(--color-border);
    box-shadow: var(--shadow-sm);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 76px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-charcoal);
    letter-spacing: -0.01em;
}

.nav-logo-text {
    transition: color var(--transition-fast);
}

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

.nav-menu a {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-text-light);
    transition: color var(--transition-fast);
    position: relative;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1.5px;
    background: var(--color-coral);
    transition: width var(--transition-base);
}

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

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

.nav-cta {
    background: var(--color-charcoal);
    color: var(--color-white) !important;
    padding: 10px 22px;
    border-radius: var(--radius-sm);
    font-weight: 500;
    font-size: 0.875rem;
    transition: background var(--transition-fast), transform var(--transition-fast) !important;
}

.nav-cta::after {
    display: none !important;
}

.nav-cta:hover {
    background: var(--color-charcoal-light);
    color: var(--color-white) !important;
    transform: translateY(-1px);
}

/* Mobile Nav Toggle */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
    z-index: 101;
}

.nav-toggle-bar {
    width: 22px;
    height: 2px;
    background: var(--color-charcoal);
    border-radius: 2px;
    transition: transform var(--transition-base), opacity var(--transition-base);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(2) {
    opacity: 0;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* ============================================
   HERO
   ============================================ */
.hero {
    padding-top: 76px;
    background: var(--color-cream-light);
    overflow: hidden;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    padding-top: 60px;
    padding-bottom: 0;
    min-height: calc(100vh - 76px);
}

.hero-content {
    padding-right: 20px;
}

.hero-tagline {
    font-family: var(--font-sans);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--color-coral);
    margin-bottom: 20px;
}

.hero-headline {
    font-family: var(--font-serif);
    font-size: clamp(2.2rem, 4vw, 3.4rem);
    font-weight: 600;
    line-height: 1.15;
    color: var(--color-charcoal);
    margin-bottom: 24px;
    letter-spacing: -0.02em;
}

.hero-accent {
    color: var(--color-coral);
    font-style: italic;
}

.hero-subheadline {
    font-size: 1.1rem;
    line-height: 1.75;
    color: var(--color-text-light);
    margin-bottom: 36px;
    max-width: 520px;
}

.hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 48px;
}

.hero-badges {
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
}

.hero-badge {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--color-text-light);
}

.hero-badge svg {
    color: var(--color-coral);
    flex-shrink: 0;
}

/* Hero Image */
.hero-image {
    position: relative;
}

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

.hero-image-wrapper img {
    width: 100%;
    height: 560px;
    object-fit: cover;
    display: block;
}

.hero-image-accent {
    position: absolute;
    top: -20px;
    right: -20px;
    width: 120px;
    height: 120px;
    background: var(--color-coral);
    border-radius: var(--radius-md);
    z-index: -1;
    opacity: 0.3;
}

.hero-stats {
    display: flex;
    align-items: center;
    gap: 24px;
    margin-top: 24px;
    padding: 20px 28px;
    background: var(--color-white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
}

.hero-stat {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.hero-stat-number {
    font-family: var(--font-serif);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-coral);
    line-height: 1;
}

.hero-stat-label {
    font-size: 0.78rem;
    color: var(--color-text-light);
    font-weight: 500;
}

.hero-stat-divider {
    width: 1px;
    height: 40px;
    background: var(--color-border);
}

.hero-wave {
    margin-top: -1px;
    line-height: 0;
}

.hero-wave svg {
    width: 100%;
    height: 80px;
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-weight: 500;
    font-size: 0.95rem;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    white-space: nowrap;
    padding: 14px 28px;
}

.btn-primary {
    background: var(--color-coral);
    color: var(--color-white);
    box-shadow: 0 4px 14px rgba(232, 106, 84, 0.3);
}

.btn-primary:hover {
    background: var(--color-coral-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(232, 106, 84, 0.4);
}

.btn-secondary {
    background: transparent;
    color: var(--color-charcoal);
    border: 1.5px solid var(--color-charcoal);
}

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

.btn-outline-light {
    background: transparent;
    color: var(--color-charcoal);
    border: 1.5px solid var(--color-charcoal);
}

.btn-outline-light:hover {
    background: var(--color-charcoal);
    color: var(--color-white);
    transform: translateY(-2px);
}

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

.btn-lg {
    padding: 16px 32px;
    font-size: 1rem;
}

/* ============================================
   SECTION HEADERS
   ============================================ */
.section-header {
    text-align: center;
    max-width: 640px;
    margin: 0 auto 60px;
}

.section-tagline {
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--color-coral);
    margin-bottom: 12px;
}

.section-tagline-light {
    color: var(--color-coral-light);
}

.section-title {
    font-family: var(--font-serif);
    font-size: clamp(1.8rem, 3vw, 2.6rem);
    font-weight: 600;
    line-height: 1.2;
    color: var(--color-charcoal);
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}

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

.section-subtitle {
    font-size: 1.05rem;
    color: var(--color-text-light);
    line-height: 1.7;
}

.section-subtitle-light {
    color: rgba(255, 255, 255, 0.75);
}

/* ============================================
   SERVICES
   ============================================ */
.services {
    padding: 100px 0;
    background: var(--color-cream);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.service-card {
    background: var(--color-white);
    border-radius: var(--radius-md);
    padding: 36px 28px;
    transition: transform var(--transition-base), box-shadow var(--transition-base);
    border: 1px solid var(--color-border);
}

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

.service-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(232, 106, 84, 0.1);
    border-radius: var(--radius-sm);
    color: var(--color-coral);
    margin-bottom: 20px;
    transition: background var(--transition-fast);
}

.service-card:hover .service-icon {
    background: var(--color-coral);
    color: var(--color-white);
}

.service-title {
    font-family: var(--font-serif);
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--color-charcoal);
    margin-bottom: 10px;
    letter-spacing: -0.01em;
}

.service-desc {
    font-size: 0.92rem;
    color: var(--color-text-light);
    line-height: 1.7;
}

/* ============================================
   ABOUT
   ============================================ */
.about {
    padding: 100px 0;
    background: var(--color-cream-light);
}

.about-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

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

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

.about-image-main img {
    width: 100%;
    height: 520px;
    object-fit: cover;
    display: block;
}

.about-image-secondary {
    position: absolute;
    bottom: -40px;
    right: -40px;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    border: 4px solid var(--color-cream-light);
}

.about-image-secondary img {
    width: 260px;
    height: 170px;
    object-fit: cover;
    display: block;
}

.about-experience-badge {
    position: absolute;
    top: -20px;
    left: -20px;
    background: var(--color-coral);
    color: var(--color-white);
    padding: 20px 24px;
    border-radius: var(--radius-md);
    text-align: center;
    box-shadow: var(--shadow-md);
}

.about-exp-number {
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 700;
    line-height: 1;
    display: block;
}

.about-exp-text {
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-top: 4px;
    display: block;
}

.about-content-col {
    padding-left: 20px;
}

.about-text {
    font-size: 1rem;
    color: var(--color-text-light);
    line-height: 1.8;
    margin-bottom: 20px;
}

.about-values {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-top: 36px;
}

.about-value {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.about-value-icon {
    width: 28px;
    height: 28px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-coral);
    margin-top: 2px;
}

.about-value-title {
    font-family: var(--font-serif);
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--color-charcoal);
    margin-bottom: 4px;
}

.about-value-desc {
    font-size: 0.9rem;
    color: var(--color-text-light);
    line-height: 1.6;
}

/* ============================================
   WHY US
   ============================================ */
.why-us {
    padding: 100px 0;
    background: var(--color-charcoal);
}

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

.why-card {
    background: var(--color-charcoal-light);
    border-radius: var(--radius-md);
    padding: 40px 32px;
    border: 1px solid rgba(255, 255, 255, 0.06);
    transition: transform var(--transition-base), border-color var(--transition-base);
}

.why-card:hover {
    transform: translateY(-4px);
    border-color: rgba(232, 106, 84, 0.3);
}

.why-card-number {
    font-family: var(--font-serif);
    font-size: 3rem;
    font-weight: 700;
    color: var(--color-coral);
    opacity: 0.4;
    line-height: 1;
    margin-bottom: 16px;
}

.why-card-title {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-white);
    margin-bottom: 10px;
}

.why-card-desc {
    font-size: 0.92rem;
    color: rgba(255, 255, 255, 0.65);
    line-height: 1.7;
}

/* ============================================
   TESTIMONIALS
   ============================================ */
.testimonials {
    padding: 100px 0;
    background: var(--color-cream);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.testimonial-card {
    background: var(--color-white);
    border-radius: var(--radius-md);
    padding: 36px 28px;
    border: 1px solid var(--color-border);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

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

.testimonial-quote-icon {
    margin-bottom: 20px;
}

.testimonial-text {
    font-size: 0.95rem;
    color: var(--color-text-light);
    line-height: 1.75;
    margin-bottom: 24px;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 12px;
}

.testimonial-author-avatar {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-cream);
    border-radius: 50%;
    color: var(--color-warm-gray);
}

.testimonial-author-name {
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--color-charcoal);
}

.testimonial-author-location {
    font-size: 0.8rem;
    color: var(--color-warm-gray);
}

/* ============================================
   CTA BANNER
   ============================================ */
.cta-banner {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--color-cream) 0%, #EDE8E3 100%);
}

.cta-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
    flex-wrap: wrap;
}

.cta-content {
    flex: 1;
    min-width: 280px;
}

.cta-title {
    font-family: var(--font-serif);
    font-size: clamp(1.6rem, 2.5vw, 2.2rem);
    font-weight: 600;
    color: var(--color-charcoal);
    margin-bottom: 12px;
    letter-spacing: -0.02em;
}

.cta-text {
    font-size: 1.05rem;
    color: var(--color-text-light);
    line-height: 1.7;
}

.cta-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

/* ============================================
   CONTACT
   ============================================ */
.contact {
    padding: 100px 0;
    background: var(--color-cream-light);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.contact-info {
    padding-right: 20px;
}

.contact-text {
    font-size: 1rem;
    color: var(--color-text-light);
    line-height: 1.75;
    margin-bottom: 36px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 28px;
    margin-bottom: 36px;
}

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

.contact-detail-icon {
    width: 44px;
    height: 44px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(232, 106, 84, 0.1);
    border-radius: var(--radius-sm);
    color: var(--color-coral);
}

.contact-detail-label {
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-warm-gray);
    margin-bottom: 4px;
}

.contact-detail-value {
    font-size: 0.95rem;
    color: var(--color-charcoal);
    line-height: 1.6;
}

.contact-link {
    color: var(--color-coral);
    font-weight: 500;
    transition: color var(--transition-fast);
}

.contact-link:hover {
    color: var(--color-coral-dark);
}

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

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

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

.contact-form-title {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-charcoal);
    margin-bottom: 8px;
    letter-spacing: -0.01em;
}

.contact-form-subtitle {
    font-size: 0.9rem;
    color: var(--color-text-light);
    margin-bottom: 28px;
}

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

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

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--color-charcoal);
    margin-bottom: 6px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 14px;
    border: 1.5px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
    color: var(--color-charcoal);
    background: var(--color-cream-light);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--color-coral);
    box-shadow: 0 0 0 3px rgba(232, 106, 84, 0.12);
    background: var(--color-white);
}

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

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

.form-group select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%238A8580' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 36px;
}

/* Form Success */
.form-success {
    text-align: center;
    padding: 40px 20px;
}

.form-success-icon {
    margin-bottom: 16px;
}

.form-success-title {
    font-family: var(--font-serif);
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--color-charcoal);
    margin-bottom: 8px;
}

.form-success-text {
    font-size: 0.95rem;
    color: var(--color-text-light);
    line-height: 1.7;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background: var(--color-charcoal-deep);
    color: rgba(255, 255, 255, 0.7);
    padding: 64px 0 0;
}

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

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-serif);
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--color-white);
    margin-bottom: 16px;
}

.footer-desc {
    font-size: 0.88rem;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.5);
}

.footer-heading {
    font-family: var(--font-serif);
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-white);
    margin-bottom: 20px;
}

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

.footer-links a {
    font-size: 0.88rem;
    color: rgba(255, 255, 255, 0.5);
    transition: color var(--transition-fast);
}

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

.footer-address {
    font-size: 0.88rem;
    line-height: 1.7;
    margin-bottom: 12px;
}

.footer-phone {
    font-size: 0.88rem;
}

.footer-phone-link {
    color: var(--color-coral-light);
    font-weight: 500;
    transition: color var(--transition-fast);
}

.footer-phone-link:hover {
    color: var(--color-coral);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding: 24px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
}

.footer-bottom p {
    font-size: 0.82rem;
    color: rgba(255, 255, 255, 0.35);
}

/* ============================================
   SCROLL ANIMATIONS (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; }
    .reveal-delay-5 { transition-delay: 0.5s; }
    .reveal-delay-6 { transition-delay: 0.6s; }
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
    .hero-container {
        gap: 40px;
    }

    .about-container {
        gap: 48px;
    }

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

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

    .testimonials-grid .testimonial-card:last-child {
        grid-column: span 2;
        max-width: 50%;
        margin: 0 auto;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 36px;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 20px;
    }

    /* Nav Mobile */
    .nav-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 76px;
        left: 0;
        right: 0;
        background: rgba(250, 247, 244, 0.98);
        backdrop-filter: blur(16px);
        -webkit-backdrop-filter: blur(16px);
        flex-direction: column;
        padding: 24px;
        gap: 0;
        border-bottom: 1px solid var(--color-border);
        box-shadow: var(--shadow-lg);
        transform: translateY(-100%);
        opacity: 0;
        pointer-events: none;
        transition: transform var(--transition-base), opacity var(--transition-base);
    }

    .nav-menu.open {
        transform: translateY(0);
        opacity: 1;
        pointer-events: all;
    }

    .nav-menu a {
        padding: 14px 0;
        font-size: 1rem;
        border-bottom: 1px solid var(--color-border);
        width: 100%;
    }

    .nav-menu a:last-child {
        border-bottom: none;
    }

    .nav-cta {
        margin-top: 8px;
        text-align: center;
        display: block;
    }

    /* Hero */
    .hero-container {
        grid-template-columns: 1fr;
        padding-top: 40px;
        gap: 40px;
    }

    .hero-content {
        padding-right: 0;
        order: 1;
    }

    .hero-image {
        order: 2;
    }

    .hero-image-wrapper img {
        height: 400px;
    }

    .hero-image-accent {
        display: none;
    }

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

    .hero-wave svg {
        height: 50px;
    }

    /* About */
    .about-container {
        grid-template-columns: 1fr;
        gap: 60px;
    }

    .about-content-col {
        padding-left: 0;
    }

    .about-image-secondary {
        right: 0;
        bottom: -30px;
    }

    .about-experience-badge {
        left: 0;
        top: -16px;
    }

    /* Why Us */
    .why-grid {
        grid-template-columns: 1fr;
    }

    /* Services */
    .services {
        padding: 72px 0;
    }

    .services-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .service-card {
        padding: 28px 24px;
    }

    /* Testimonials */
    .testimonials {
        padding: 72px 0;
    }

    .testimonials-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .testimonials-grid .testimonial-card:last-child {
        grid-column: span 1;
        max-width: 100%;
    }

    /* CTA */
    .cta-banner {
        padding: 60px 0;
    }

    .cta-container {
        flex-direction: column;
        text-align: center;
        gap: 28px;
    }

    /* Contact */
    .contact {
        padding: 72px 0;
    }

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

    .contact-info {
        padding-right: 0;
    }

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

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

    /* Footer */
    .footer {
        padding: 48px 0 0;
    }

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

    .footer-bottom {
        flex-direction: column;
        text-align: center;
        gap: 8px;
    }

    /* Section spacing */
    .section-header {
        margin-bottom: 48px;
    }
}

@media (max-width: 480px) {
    .hero-actions {
        flex-direction: column;
    }

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

    .hero-badges {
        flex-direction: column;
        gap: 12px;
    }

    .hero-headline {
        font-size: 1.9rem;
    }

    .hero-stats {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }

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

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

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