/* ========================================
   Kolos Childcare — Styles
   Palette: Midnight Blue + Mint
   ======================================== */

:root {
    --midnight: #0F4C75;
    --midnight-dark: #0a3654;
    --midnight-light: #1a6fa0;
    --mint: #98D4C4;
    --mint-light: #b8e6da;
    --mint-dark: #7abfae;
    --cream: #faf8f5;
    --cream-dark: #f0ebe3;
    --white: #ffffff;
    --text-dark: #1a2a3a;
    --text-medium: #4a5568;
    --text-light: #718096;
    --shadow-sm: 0 2px 8px rgba(15, 76, 117, 0.08);
    --shadow-md: 0 4px 20px rgba(15, 76, 117, 0.12);
    --shadow-lg: 0 8px 40px rgba(15, 76, 117, 0.16);
    --radius-sm: 12px;
    --radius-md: 20px;
    --radius-lg: 32px;
    --radius-xl: 48px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

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

body {
    font-family: 'Nunito', -apple-system, BlinkMacSystemFont, sans-serif;
    color: var(--text-dark);
    background: var(--cream);
    line-height: 1.7;
    font-size: 16px;
    overflow-x: hidden;
}

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

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

a:hover {
    color: var(--midnight-light);
}

ul {
    list-style: none;
}

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

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

.text-mint { color: var(--mint-dark); }
.text-mint-dark { color: var(--mint); }

/* ========== Typography ========== */
h1, h2, h3, h4 {
    font-family: 'Nunito', sans-serif;
    font-weight: 800;
    line-height: 1.2;
    color: var(--text-dark);
}

.section-label {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--mint-dark);
    background: rgba(152, 212, 196, 0.2);
    padding: 6px 16px;
    border-radius: 50px;
    margin-bottom: 16px;
}

.section-title {
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    margin-bottom: 20px;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-medium);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.8;
}

/* ========== Buttons ========== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: 'Nunito', sans-serif;
    font-weight: 700;
    font-size: 0.95rem;
    padding: 14px 28px;
    border-radius: var(--radius-xl);
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition);
    text-decoration: none;
    line-height: 1;
}

.btn-primary {
    background: var(--midnight);
    color: var(--white);
    border-color: var(--midnight);
}

.btn-primary:hover {
    background: var(--midnight-dark);
    border-color: var(--midnight-dark);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

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

.btn-outline-dark {
    background: transparent;
    color: var(--midnight);
    border-color: var(--midnight);
}

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

.btn-small {
    padding: 10px 20px;
    font-size: 0.85rem;
}

.btn-lg {
    padding: 16px 32px;
    font-size: 1.05rem;
}

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

/* ========== Header ========== */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(250, 248, 245, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(15, 76, 117, 0.08);
    transition: all var(--transition);
}

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

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

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--midnight);
}

.logo-text {
    font-size: 1.25rem;
    font-weight: 800;
    letter-spacing: -0.02em;
}

.logo-accent {
    color: var(--mint-dark);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-menu a {
    font-weight: 600;
    font-size: 0.9rem;
    padding: 8px 16px;
    border-radius: var(--radius-xl);
    color: var(--text-medium);
    transition: all var(--transition);
}

.nav-menu a:hover {
    color: var(--midnight);
    background: rgba(15, 76, 117, 0.06);
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 1001;
}

.hamburger {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--midnight);
    position: relative;
    transition: all var(--transition);
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    width: 24px;
    height: 2px;
    background: var(--midnight);
    transition: all var(--transition);
}

.hamburger::before { top: -7px; }
.hamburger::after { top: 7px; }

.nav-toggle[aria-expanded="true"] .hamburger {
    background: transparent;
}

.nav-toggle[aria-expanded="true"] .hamburger::before {
    top: 0;
    transform: rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .hamburger::after {
    top: 0;
    transform: rotate(-45deg);
}

/* ========== Hero ========== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-image {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 0;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(15, 76, 117, 0.88) 0%,
        rgba(10, 54, 84, 0.80) 50%,
        rgba(15, 76, 117, 0.70) 100%
    );
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    padding: 120px 24px 80px;
    max-width: 720px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(152, 212, 196, 0.2);
    border: 1px solid rgba(152, 212, 196, 0.4);
    color: var(--mint-light);
    font-weight: 700;
    font-size: 0.8rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 8px 20px;
    border-radius: 50px;
    margin-bottom: 28px;
}

.hero-title {
    font-size: clamp(2.2rem, 5.5vw, 4rem);
    color: var(--white);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.2rem);
    color: rgba(255, 255, 255, 0.85);
    line-height: 1.8;
    margin-bottom: 36px;
    max-width: 560px;
}

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

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

.trust-item {
    display: flex;
    align-items: center;
    gap: 8px;
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.9rem;
    font-weight: 600;
}

.trust-item svg {
    color: var(--mint);
}

.scroll-indicator {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    color: rgba(255, 255, 255, 0.6);
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
    40% { transform: translateX(-50%) translateY(-8px); }
    60% { transform: translateX(-50%) translateY(-4px); }
}

/* ========== Sections ========== */
.section {
    padding: 100px 0;
}

/* ========== Intro ========== */
.intro-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.intro-text p {
    color: var(--text-medium);
    margin-bottom: 16px;
    font-size: 1.05rem;
}

.intro-image-group {
    position: relative;
}

.intro-image-main img {
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    width: 100%;
    height: 450px;
    object-fit: cover;
}

.intro-image-float {
    position: absolute;
    bottom: -32px;
    right: -24px;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    border: 4px solid var(--cream);
}

.intro-image-float img {
    width: 200px;
    height: 200px;
    object-fit: cover;
    display: block;
}

.intro-stat-card {
    position: absolute;
    top: -20px;
    left: -20px;
    background: var(--midnight);
    color: var(--white);
    padding: 20px 28px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    text-align: center;
}

.intro-stat-card .stat-number {
    font-size: 2rem;
    font-weight: 800;
    color: var(--mint);
    line-height: 1;
    margin-bottom: 4px;
}

.intro-stat-card .stat-label {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: rgba(255,255,255,0.7);
}

/* ========== Services ========== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 56px;
}

.service-card {
    background: var(--white);
    border-radius: var(--radius-md);
    padding: 36px 28px;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition);
    border: 1px solid rgba(15, 76, 117, 0.06);
}

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

.service-icon {
    width: 60px;
    height: 60px;
    background: rgba(152, 212, 196, 0.15);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.service-card h3 {
    font-size: 1.15rem;
    margin-bottom: 12px;
    color: var(--text-dark);
}

.service-card p {
    color: var(--text-medium);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* ========== Safety ========== */
.safety-split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.safety-image img {
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    width: 100%;
    height: 500px;
    object-fit: cover;
}

.safety-content p {
    color: var(--text-medium);
    margin-bottom: 16px;
    font-size: 1.05rem;
}

.safety-list {
    margin-top: 28px;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.safety-list li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    color: var(--text-medium);
    font-size: 0.95rem;
    line-height: 1.6;
}

.safety-list svg {
    color: var(--mint-dark);
    flex-shrink: 0;
    margin-top: 3px;
}

/* ========== Community ========== */
.community-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
    margin-top: 56px;
}

.community-card {
    background: var(--white);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition);
    border: 1px solid rgba(15, 76, 117, 0.06);
}

.community-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.community-card img {
    width: 100%;
    height: 220px;
    object-fit: cover;
}

.community-card-content {
    padding: 24px;
}

.community-card h3 {
    font-size: 1.1rem;
    margin-bottom: 10px;
}

.community-card p {
    color: var(--text-medium);
    font-size: 0.9rem;
    line-height: 1.7;
}

/* ========== CTA ========== */
.cta {
    padding: 100px 0;
    background: var(--midnight);
    position: relative;
    overflow: hidden;
}

.cta-card {
    position: relative;
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.cta-pattern {
    position: absolute;
    top: -40px;
    right: -40px;
    z-index: 0;
    pointer-events: none;
}

.cta-content {
    position: relative;
    z-index: 1;
}

.cta .section-label {
    background: rgba(152, 212, 196, 0.2);
    color: var(--mint-light);
}

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

.cta-text {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1.1rem;
    margin-bottom: 36px;
    line-height: 1.8;
}

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

/* ========== Contact ========== */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: start;
}

.contact-info p {
    color: var(--text-medium);
    font-size: 1.05rem;
    margin-bottom: 32px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

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

.contact-icon {
    width: 48px;
    height: 48px;
    background: rgba(152, 212, 196, 0.15);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--midnight);
    flex-shrink: 0;
}

.contact-detail strong {
    display: block;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-light);
    margin-bottom: 4px;
}

.contact-detail span,
.contact-detail a {
    color: var(--text-dark);
    font-size: 1rem;
    font-weight: 600;
}

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

.contact-form-wrapper {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 40px;
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(15, 76, 117, 0.06);
}

.contact-form h3 {
    font-size: 1.4rem;
    margin-bottom: 6px;
}

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

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

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 6px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    border: 2px solid var(--cream-dark);
    border-radius: var(--radius-sm);
    font-family: 'Nunito', sans-serif;
    font-size: 0.95rem;
    color: var(--text-dark);
    background: var(--cream);
    transition: all var(--transition);
    outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--mint);
    background: var(--white);
    box-shadow: 0 0 0 4px rgba(152, 212, 196, 0.2);
}

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

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

.form-success {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-top: 20px;
    padding: 16px 20px;
    background: rgba(152, 212, 196, 0.15);
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
    color: var(--text-dark);
}

.form-success strong {
    color: var(--mint-dark);
}

/* ========== Footer ========== */
.site-footer {
    background: var(--midnight-dark);
    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-brand .logo-text {
    color: var(--white);
    font-size: 1.2rem;
    margin-bottom: 16px;
    display: block;
}

.footer-brand p {
    font-size: 0.9rem;
    line-height: 1.7;
    color: rgba(255,255,255,0.6);
}

.footer-links h4,
.footer-contact h4 {
    color: var(--white);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 20px;
}

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

.footer-links a {
    color: rgba(255,255,255,0.6);
    font-size: 0.9rem;
    transition: color var(--transition);
}

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

.footer-contact p {
    font-size: 0.9rem;
    margin-bottom: 8px;
    line-height: 1.6;
}

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

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

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding: 24px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
}

.footer-bottom p {
    font-size: 0.8rem;
    color: rgba(255,255,255,0.4);
}

/* ========== Back to Top ========== */
.back-to-top {
    position: fixed;
    bottom: 32px;
    right: 32px;
    width: 48px;
    height: 48px;
    background: var(--midnight);
    color: var(--white);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-md);
    opacity: 0;
    visibility: hidden;
    transform: translateY(16px);
    transition: all var(--transition);
    z-index: 999;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    background: var(--midnight-dark);
    transform: translateY(-2px);
}

/* ========== Animations ========== */
[data-animate] {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-animate].visible {
    opacity: 1;
    transform: translateY(0);
}

/* ========== Responsive ========== */
@media (max-width: 1024px) {
    .intro-grid,
    .safety-split,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .intro-image-group {
        max-width: 500px;
    }

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

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

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

@media (max-width: 768px) {
    .nav-toggle {
        display: block;
    }

    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--cream);
        flex-direction: column;
        align-items: flex-start;
        padding: 100px 32px 32px;
        gap: 4px;
        box-shadow: var(--shadow-lg);
        transition: right var(--transition);
    }

    .nav-menu.open {
        right: 0;
    }

    .nav-menu li {
        width: 100%;
    }

    .nav-menu a {
        display: block;
        width: 100%;
        padding: 12px 16px;
        font-size: 1rem;
    }

    .nav-menu .btn {
        margin-top: 12px;
    }

    .hero-content {
        padding: 100px 24px 60px;
    }

    .hero-actions {
        flex-direction: column;
    }

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

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

    .services-grid,
    .community-grid {
        grid-template-columns: 1fr;
    }

    .section {
        padding: 72px 0;
    }

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

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

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

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

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

    .intro-image-float {
        right: 0;
        bottom: -20px;
    }

    .intro-image-float img {
        width: 150px;
        height: 150px;
    }

    .intro-stat-card {
        top: -12px;
        left: -12px;
        padding: 14px 20px;
    }
}