/* ============================================
   Body Balance Occupational Therapy
   Stylesheet
   ============================================ */

/* --- CSS Custom Properties --- */
:root {
    --color-emerald-900: #064e3b;
    --color-emerald-800: #065f46;
    --color-emerald-700: #047857;
    --color-emerald-600: #059669;
    --color-cream: #faf8f5;
    --color-cream-dark: #f5f0e8;
    --color-white: #ffffff;
    --color-text: #1a1a1a;
    --color-text-light: #4a4a4a;
    --color-text-muted: #6b7280;
    --color-border: #e5e0d8;
    --color-error: #dc2626;
    --color-success: #059669;

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

    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    --spacing-3xl: 6rem;

    --container-max: 1200px;
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;

    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 16px 50px rgba(0, 0, 0, 0.12);

    --transition: 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-sans);
    color: var(--color-text);
    background-color: var(--color-cream);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

ul {
    list-style: none;
}

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

/* --- Utility --- */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

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

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.875rem 1.75rem;
    border-radius: var(--radius-sm);
    font-family: var(--font-sans);
    font-size: 0.9375rem;
    font-weight: 500;
    letter-spacing: 0.01em;
    transition: all var(--transition);
    white-space: nowrap;
}

.btn-primary {
    background-color: var(--color-emerald-800);
    color: var(--color-white);
    border: 2px solid var(--color-emerald-800);
}

.btn-primary:hover,
.btn-primary:focus {
    background-color: var(--color-emerald-900);
    border-color: var(--color-emerald-900);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background-color: transparent;
    color: var(--color-emerald-800);
    border: 2px solid var(--color-emerald-800);
}

.btn-secondary:hover,
.btn-secondary:focus {
    background-color: var(--color-emerald-800);
    color: var(--color-white);
    transform: translateY(-1px);
}

.btn-full {
    width: 100%;
}

/* --- Section Labels --- */
.section-label {
    display: inline-block;
    font-family: var(--font-sans);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--color-emerald-700);
    margin-bottom: var(--spacing-sm);
}

.section-title {
    font-family: var(--font-serif);
    font-size: clamp(1.75rem, 4vw, 2.75rem);
    font-weight: 600;
    color: var(--color-emerald-900);
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
}

.section-description {
    font-size: 1.0625rem;
    color: var(--color-text-light);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.7;
}

/* ============================================
   Header
   ============================================ */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: rgba(250, 248, 245, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border);
    transition: box-shadow var(--transition);
}

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

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

.logo {
    display: flex;
    align-items: center;
    gap: 0.625rem;
}

.logo-text {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-emerald-900);
}

.main-nav ul {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.main-nav a {
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--color-text-light);
    position: relative;
    padding: 0.25rem 0;
}

.main-nav a:not(.btn):hover {
    color: var(--color-emerald-800);
}

.main-nav a:not(.btn)::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-emerald-700);
    transition: width var(--transition);
}

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

/* Mobile Menu Button */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 0.5rem;
    z-index: 1001;
}

.mobile-menu-btn span {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--color-emerald-900);
    transition: all var(--transition);
    transform-origin: center;
}

.mobile-menu-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-btn.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-btn.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    inset: 0;
    z-index: 999;
    background-color: var(--color-cream);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-lg);
    transform: translateX(100%);
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.mobile-menu.open {
    transform: translateX(0);
}

.mobile-menu-close {
    position: absolute;
    top: 1.25rem;
    right: 1.25rem;
    color: var(--color-emerald-900);
    padding: 0.5rem;
}

.mobile-nav-link {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    color: var(--color-text);
    padding: 0.5rem 0;
    transition: color var(--transition);
}

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

.mobile-cta {
    margin-top: var(--spacing-sm);
    font-family: var(--font-sans);
    font-size: 1rem;
    color: var(--color-emerald-800);
    border: 2px solid var(--color-emerald-800);
    padding: 0.75rem 2rem;
    border-radius: var(--radius-sm);
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
    padding-top: 72px;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--color-cream) 0%, var(--color-cream-dark) 100%);
    overflow: hidden;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
    padding-top: var(--spacing-2xl);
    padding-bottom: var(--spacing-2xl);
}

.hero-tagline {
    display: inline-block;
    font-family: var(--font-sans);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--color-emerald-700);
    background-color: rgba(5, 150, 105, 0.08);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    margin-bottom: var(--spacing-md);
}

.hero-title {
    font-family: var(--font-serif);
    font-size: clamp(2rem, 4.5vw, 3.25rem);
    font-weight: 600;
    line-height: 1.15;
    color: var(--color-emerald-900);
    margin-bottom: var(--spacing-md);
}

.hero-title em {
    font-style: italic;
    color: var(--color-emerald-700);
}

.hero-description {
    font-size: 1.0625rem;
    color: var(--color-text-light);
    line-height: 1.75;
    margin-bottom: var(--spacing-lg);
    max-width: 520px;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.hero-image {
    position: relative;
}

.hero-image img {
    width: 100%;
    height: 600px;
    object-fit: cover;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
}

.hero-image-accent {
    position: absolute;
    bottom: -20px;
    right: -20px;
    width: 200px;
    height: 200px;
    background-color: var(--color-emerald-800);
    border-radius: var(--radius-lg);
    z-index: -1;
    opacity: 0.1;
}

/* ============================================
   About Section
   ============================================ */
.about {
    padding: var(--spacing-3xl) 0;
    background-color: var(--color-white);
}

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

.about-content .section-title {
    margin-bottom: var(--spacing-md);
}

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

.about-values {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-lg);
}

.value-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--color-text);
}

.value-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background-color: rgba(5, 150, 105, 0.08);
    border-radius: 50%;
    flex-shrink: 0;
}

.about-image img {
    width: 100%;
    height: 550px;
    object-fit: cover;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

/* ============================================
   Services Section
   ============================================ */
.services {
    padding: var(--spacing-3xl) 0;
    background-color: var(--color-cream);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    margin-top: var(--spacing-2xl);
}

.service-card {
    background-color: var(--color-white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    border: 1px solid var(--color-border);
    transition: all var(--transition);
}

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

.service-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    background-color: rgba(5, 150, 105, 0.08);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
}

.service-title {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-emerald-900);
    margin-bottom: var(--spacing-sm);
}

.service-description {
    font-size: 0.9375rem;
    color: var(--color-text-light);
    line-height: 1.7;
}

/* ============================================
   Approach Section
   ============================================ */
.approach {
    padding: var(--spacing-3xl) 0;
    background-color: var(--color-emerald-900);
    color: var(--color-white);
}

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

.approach-content .section-label {
    color: rgba(255, 255, 255, 0.6);
}

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

.approach-text {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.75);
    line-height: 1.8;
    margin-bottom: var(--spacing-xl);
}

.approach-steps {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.step {
    display: flex;
    gap: var(--spacing-md);
}

.step-number {
    font-family: var(--font-serif);
    font-size: 1.75rem;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.2);
    line-height: 1;
    flex-shrink: 0;
    width: 40px;
}

.step-title {
    font-family: var(--font-serif);
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-white);
    margin-bottom: 0.25rem;
}

.step-description {
    font-size: 0.9375rem;
    color: rgba(255, 255, 255, 0.65);
    line-height: 1.6;
}

.approach-image img {
    width: 100%;
    height: 600px;
    object-fit: cover;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
}

/* ============================================
   Contact Section
   ============================================ */
.contact {
    padding: var(--spacing-3xl) 0;
    background-color: var(--color-white);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: var(--spacing-3xl);
    margin-top: var(--spacing-2xl);
}

.info-item {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.info-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    background-color: rgba(5, 150, 105, 0.08);
    border-radius: var(--radius-md);
    flex-shrink: 0;
}

.info-label {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-text-muted);
    margin-bottom: 0.25rem;
}

.info-item p {
    font-size: 0.9375rem;
    color: var(--color-text);
    line-height: 1.6;
}

.info-item a {
    color: var(--color-emerald-700);
}

.info-item a:hover {
    color: var(--color-emerald-900);
    text-decoration: underline;
}

/* Contact Form */
.contact-form-wrapper {
    background-color: var(--color-cream);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    border: 1px solid var(--color-border);
}

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

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.375rem;
}

.form-group label {
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--color-text);
    letter-spacing: 0.02em;
}

.form-group input,
.form-group select,
.form-group textarea {
    font-family: var(--font-sans);
    font-size: 0.9375rem;
    padding: 0.75rem 1rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    background-color: var(--color-white);
    color: var(--color-text);
    transition: border-color var(--transition), box-shadow var(--transition);
    outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--color-emerald-600);
    box-shadow: 0 0 0 3px rgba(5, 150, 105, 0.1);
}

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

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

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

.form-success svg {
    color: var(--color-success);
}

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

.form-success p {
    font-size: 0.9375rem;
    color: var(--color-text-light);
    line-height: 1.6;
}

/* ============================================
   Footer
   ============================================ */
.footer {
    background-color: var(--color-emerald-900);
    color: var(--color-white);
    padding: var(--spacing-3xl) 0 var(--spacing-lg);
}

.footer-container {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
}

.footer-brand .logo-text {
    color: var(--color-white);
}

.footer-tagline {
    font-size: 0.9375rem;
    color: rgba(255, 255, 255, 0.65);
    line-height: 1.7;
    margin-top: var(--spacing-sm);
    max-width: 280px;
}

.footer-links h4,
.footer-contact h4 {
    font-family: var(--font-serif);
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--color-white);
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 0.625rem;
}

.footer-links a {
    font-size: 0.9375rem;
    color: rgba(255, 255, 255, 0.65);
    transition: color var(--transition);
}

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

.footer-contact p {
    font-size: 0.9375rem;
    color: rgba(255, 255, 255, 0.65);
    line-height: 1.7;
    margin-bottom: 0.25rem;
}

.footer-contact a {
    color: rgba(255, 255, 255, 0.65);
}

.footer-contact a:hover {
    color: var(--color-white);
    text-decoration: underline;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--spacing-lg);
}

.footer-bottom-content {
    text-align: center;
}

.footer-bottom p {
    font-size: 0.8125rem;
    color: rgba(255, 255, 255, 0.45);
}

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 1024px) {
    .hero-container,
    .about-container,
    .approach-container {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
    }

    .hero-image img,
    .about-image img,
    .approach-image img {
        height: 400px;
    }

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

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

    .footer-container {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .main-nav {
        display: none;
    }

    .mobile-menu-btn {
        display: flex;
    }

    .hero {
        padding-top: 72px;
    }

    .hero-container {
        padding-top: var(--spacing-lg);
        padding-bottom: var(--spacing-lg);
    }

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

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

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

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

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

    .hero-image img,
    .about-image img,
    .approach-image img {
        height: 300px;
    }

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

/* ============================================
   Animations
   ============================================ */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}