/* ============================================
   Hair by Katina — Styles
   Palette: Charcoal (#2D2D2D) + Coral (#E8735A)
   Fonts: Cormorant Garamond + Inter
   ============================================ */

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

:root {
    --color-charcoal: #2D2D2D;
    --color-charcoal-light: #3D3D3D;
    --color-charcoal-dark: #1A1A1A;
    --color-coral: #E8735A;
    --color-coral-light: #F09080;
    --color-coral-dark: #D4604A;
    --color-cream: #FAFAF8;
    --color-off-white: #F5F4F1;
    --color-white: #FFFFFF;
    --color-text: #2D2D2D;
    --color-text-light: #6B6B6B;
    --color-text-muted: #9A9A9A;
    --color-border: #E8E6E2;
    --color-border-light: #F0EDE8;
    
    --font-heading: 'Cormorant Garamond', Georgia, serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    
    --fs-xs: clamp(0.7rem, 0.65rem + 0.25vw, 0.8rem);
    --fs-sm: clamp(0.8rem, 0.75rem + 0.25vw, 0.9rem);
    --fs-base: clamp(0.9rem, 0.85rem + 0.3vw, 1rem);
    --fs-md: clamp(1rem, 0.9rem + 0.4vw, 1.15rem);
    --fs-lg: clamp(1.15rem, 1rem + 0.5vw, 1.4rem);
    --fs-xl: clamp(1.4rem, 1.2rem + 0.8vw, 1.8rem);
    --fs-2xl: clamp(1.8rem, 1.4rem + 1.5vw, 2.6rem);
    --fs-3xl: clamp(2.2rem, 1.6rem + 2.5vw, 3.8rem);
    --fs-4xl: clamp(2.8rem, 1.8rem + 4vw, 5rem);
    
    --space-xs: 0.5rem;
    --space-sm: 0.75rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;
    --space-5xl: 8rem;
    
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-body);
    font-size: var(--fs-base);
    font-weight: 300;
    line-height: 1.7;
    color: var(--color-text);
    background-color: var(--color-cream);
}

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

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

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-xl);
}

/* Skip Link */
.skip-link {
    position: absolute;
    top: -100%;
    left: var(--space-md);
    background: var(--color-charcoal);
    color: var(--color-white);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-sm);
    z-index: 1000;
    font-size: var(--fs-sm);
    transition: top var(--transition);
}

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

/* ============================================
   HEADER
   ============================================ */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(250, 250, 248, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-border-light);
    transition: box-shadow var(--transition);
}

.site-header.scrolled {
    box-shadow: 0 1px 20px rgba(45, 45, 45, 0.06);
}

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

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

.logo-mark {
    width: 32px;
    height: 32px;
    background: var(--color-coral);
    border-radius: 50%;
    display: block;
    position: relative;
}

.logo-mark::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 12px;
    height: 12px;
    border: 1.5px solid var(--color-white);
    border-radius: 50%;
}

.logo-text {
    font-family: var(--font-heading);
    font-size: var(--fs-lg);
    font-weight: 500;
    letter-spacing: 0.02em;
}

.main-nav ul {
    display: flex;
    list-style: none;
    gap: var(--space-2xl);
}

.main-nav a {
    font-size: var(--fs-sm);
    font-weight: 400;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--color-text-light);
    transition: color var(--transition);
    position: relative;
}

.main-nav a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--color-coral);
    transition: width var(--transition);
}

.main-nav a:hover,
.main-nav a.active {
    color: var(--color-charcoal);
}

.main-nav a:hover::after,
.main-nav a.active::after {
    width: 100%;
}

/* Mobile Nav Toggle */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-sm);
    z-index: 101;
}

.nav-toggle-line {
    display: block;
    width: 22px;
    height: 1.5px;
    background: var(--color-charcoal);
    transition: all var(--transition);
    transform-origin: center;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-line:nth-child(1) {
    transform: rotate(45deg) translate(4px, 5px);
}

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

.nav-toggle[aria-expanded="true"] .nav-toggle-line:nth-child(3) {
    transform: rotate(-45deg) translate(4px, -5px);
}

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

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

.hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.45;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to bottom,
        rgba(26, 26, 26, 0.5) 0%,
        rgba(45, 45, 45, 0.6) 50%,
        rgba(26, 26, 26, 0.8) 100%
    );
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 720px;
    padding-top: var(--space-5xl);
    padding-bottom: var(--space-5xl);
}

.hero-eyebrow {
    font-size: var(--fs-xs);
    font-weight: 500;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-coral-light);
    margin-bottom: var(--space-lg);
}

.hero h1 {
    font-family: var(--font-heading);
    font-size: var(--fs-4xl);
    font-weight: 300;
    line-height: 1.15;
    color: var(--color-white);
    margin-bottom: var(--space-xl);
    letter-spacing: -0.01em;
}

.hero-sub {
    font-size: var(--fs-md);
    color: rgba(255, 255, 255, 0.75);
    line-height: 1.8;
    margin-bottom: var(--space-2xl);
    max-width: 540px;
    margin-left: auto;
    margin-right: auto;
}

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

.hero-scroll-indicator {
    position: absolute;
    bottom: var(--space-2xl);
    left: 50%;
    transform: translateX(-50%);
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xs);
    color: rgba(255, 255, 255, 0.4);
    font-size: var(--fs-xs);
    letter-spacing: 0.15em;
    text-transform: uppercase;
}

.hero-scroll-indicator svg {
    animation: scrollBounce 2s ease-in-out infinite;
}

@keyframes scrollBounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(6px); }
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: 14px 32px;
    font-family: var(--font-body);
    font-size: var(--fs-sm);
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    border-radius: var(--radius-sm);
    border: 1.5px solid transparent;
    cursor: pointer;
    transition: all var(--transition);
    text-decoration: none;
}

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

.btn-primary:hover {
    background: var(--color-coral-dark);
    border-color: var(--color-coral-dark);
    transform: translateY(-1px);
    box-shadow: 0 8px 24px rgba(232, 115, 90, 0.3);
}

.btn-outline-light {
    background: transparent;
    color: var(--color-white);
    border-color: rgba(255, 255, 255, 0.4);
}

.btn-outline-light:hover {
    border-color: var(--color-white);
    background: rgba(255, 255, 255, 0.08);
}

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

.btn-outline-dark:hover {
    background: var(--color-charcoal);
    color: var(--color-white);
}

.btn-full {
    width: 100%;
}

/* ============================================
   SECTION HEADERS
   ============================================ */
.section-header {
    text-align: center;
    margin-bottom: var(--space-4xl);
}

.section-eyebrow {
    font-size: var(--fs-xs);
    font-weight: 500;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-coral);
    margin-bottom: var(--space-sm);
}

.section-header h2 {
    font-family: var(--font-heading);
    font-size: var(--fs-3xl);
    font-weight: 400;
    color: var(--color-charcoal);
    letter-spacing: -0.01em;
}

/* ============================================
   INTRO STRIP
   ============================================ */
.intro-strip {
    padding: var(--space-4xl) 0;
    background: var(--color-white);
    border-top: 1px solid var(--color-border-light);
    border-bottom: 1px solid var(--color-border-light);
}

.intro-text {
    font-family: var(--font-heading);
    font-size: var(--fs-xl);
    font-weight: 400;
    font-style: italic;
    line-height: 1.6;
    color: var(--color-charcoal);
    max-width: 780px;
    margin: 0 auto;
    text-align: center;
}

/* ============================================
   SERVICES
   ============================================ */
.services {
    padding: var(--space-5xl) 0;
    background: var(--color-cream);
}

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

.service-card {
    padding: var(--space-2xl);
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: all var(--transition);
}

.service-card:hover {
    border-color: var(--color-coral);
    transform: translateY(-4px);
    box-shadow: 0 16px 40px rgba(45, 45, 45, 0.08);
}

.service-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    margin-bottom: var(--space-lg);
    color: var(--color-coral);
    transition: all var(--transition);
}

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

.service-card h3 {
    font-family: var(--font-heading);
    font-size: var(--fs-xl);
    font-weight: 500;
    color: var(--color-charcoal);
    margin-bottom: var(--space-sm);
}

.service-card p {
    font-size: var(--fs-base);
    color: var(--color-text-light);
    line-height: 1.7;
}

/* ============================================
   ABOUT
   ============================================ */
.about {
    padding: var(--space-5xl) 0;
    background: var(--color-white);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4xl);
    align-items: center;
}

.about-image {
    border-radius: var(--radius-md);
    overflow: hidden;
}

.about-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    aspect-ratio: 4/5;
}

.about-content .section-eyebrow {
    text-align: left;
    margin-bottom: var(--space-sm);
}

.about-content h2 {
    font-family: var(--font-heading);
    font-size: var(--fs-2xl);
    font-weight: 400;
    color: var(--color-charcoal);
    line-height: 1.2;
    margin-bottom: var(--space-xl);
}

.about-content > p {
    font-size: var(--fs-base);
    color: var(--color-text-light);
    line-height: 1.8;
    margin-bottom: var(--space-lg);
}

.about-values {
    margin-top: var(--space-2xl);
    display: flex;
    flex-direction: column;
    gap: var(--space-xl);
}

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

.value-number {
    font-family: var(--font-heading);
    font-size: var(--fs-2xl);
    font-weight: 300;
    color: var(--color-coral);
    line-height: 1;
    min-width: 48px;
}

.value-item h4 {
    font-family: var(--font-heading);
    font-size: var(--fs-lg);
    font-weight: 500;
    color: var(--color-charcoal);
    margin-bottom: var(--space-xs);
}

.value-item p {
    font-size: var(--fs-sm);
    color: var(--color-text-light);
    line-height: 1.7;
}

/* ============================================
   GALLERY
   ============================================ */
.gallery {
    padding: var(--space-5xl) 0;
    background: var(--color-cream);
}

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

.gallery-item {
    overflow: hidden;
    border-radius: var(--radius-sm);
    aspect-ratio: 3/2;
}

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

.gallery-item:hover img {
    transform: scale(1.05);
}

/* ============================================
   CTA SECTION
   ============================================ */
.cta-section {
    padding: var(--space-5xl) 0;
    background: var(--color-charcoal);
    text-align: center;
}

.cta-section .section-eyebrow {
    color: var(--color-coral-light);
    margin-bottom: var(--space-sm);
}

.cta-section h2 {
    font-family: var(--font-heading);
    font-size: var(--fs-3xl);
    font-weight: 400;
    color: var(--color-white);
    margin-bottom: var(--space-md);
}

.cta-section > .container > p {
    font-size: var(--fs-md);
    color: rgba(255, 255, 255, 0.65);
    margin-bottom: var(--space-2xl);
    max-width: 480px;
    margin-left: auto;
    margin-right: auto;
}

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

/* ============================================
   CONTACT
   ============================================ */
.contact {
    padding: var(--space-5xl) 0;
    background: var(--color-white);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4xl);
}

.contact-info .section-eyebrow {
    text-align: left;
    margin-bottom: var(--space-sm);
}

.contact-info h2 {
    font-family: var(--font-heading);
    font-size: var(--fs-2xl);
    font-weight: 400;
    color: var(--color-charcoal);
    margin-bottom: var(--space-2xl);
}

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

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

.contact-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    color: var(--color-coral);
    flex-shrink: 0;
}

.contact-item h4 {
    font-family: var(--font-heading);
    font-size: var(--fs-lg);
    font-weight: 500;
    color: var(--color-charcoal);
    margin-bottom: var(--space-xs);
}

.contact-item p {
    font-size: var(--fs-base);
    color: var(--color-text-light);
    line-height: 1.6;
}

.contact-item a {
    color: var(--color-coral);
    transition: color var(--transition);
}

.contact-item a:hover {
    color: var(--color-coral-dark);
    text-decoration: underline;
}

.map-container {
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--color-border);
}

/* Contact Form */
.contact-form-wrapper {
    background: var(--color-cream);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--space-2xl);
}

.contact-form-wrapper h3 {
    font-family: var(--font-heading);
    font-size: var(--fs-xl);
    font-weight: 500;
    color: var(--color-charcoal);
    margin-bottom: var(--space-xl);
}

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

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

.form-group label {
    font-size: var(--fs-sm);
    font-weight: 500;
    color: var(--color-charcoal);
    letter-spacing: 0.04em;
}

.form-group input,
.form-group select,
.form-group textarea {
    font-family: var(--font-body);
    font-size: var(--fs-base);
    font-weight: 300;
    color: var(--color-charcoal);
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: 12px 14px;
    transition: border-color var(--transition), box-shadow var(--transition);
    outline: none;
    width: 100%;
}

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

.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, 115, 90, 0.1);
}

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

.form-success {
    display: none;
    flex-direction: column;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-2xl);
    text-align: center;
    color: var(--color-charcoal);
}

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

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

.form-success p {
    font-family: var(--font-heading);
    font-size: var(--fs-lg);
    font-weight: 500;
}

/* ============================================
   FOOTER
   ============================================ */
.site-footer {
    background: var(--color-charcoal-dark);
    padding: var(--space-3xl) 0 var(--space-xl);
}

.footer-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xl);
    text-align: center;
}

.footer-brand {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
}

.footer-logo {
    font-family: var(--font-heading);
    font-size: var(--fs-xl);
    font-weight: 500;
    color: var(--color-white);
}

.footer-brand p {
    font-size: var(--fs-sm);
    color: rgba(255, 255, 255, 0.5);
}

.footer-brand a {
    color: var(--color-coral-light);
    transition: color var(--transition);
}

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

.footer-links {
    display: flex;
    gap: var(--space-xl);
    flex-wrap: wrap;
    justify-content: center;
}

.footer-links a {
    font-size: var(--fs-sm);
    color: rgba(255, 255, 255, 0.55);
    letter-spacing: 0.05em;
    transition: color var(--transition);
}

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

.footer-copy p {
    font-size: var(--fs-xs);
    color: rgba(255, 255, 255, 0.3);
    margin-top: var(--space-sm);
}

/* ============================================
   SCROLL REVEAL (progressive enhancement)
   ============================================ */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(24px);
        transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1), transform 0.7s 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; }
    .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) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }
    
    .main-nav {
        position: fixed;
        top: 0;
        right: 0;
        width: 280px;
        height: 100vh;
        background: var(--color-cream);
        padding: 100px var(--space-2xl) var(--space-2xl);
        transform: translateX(100%);
        transition: transform var(--transition);
        box-shadow: -10px 0 40px rgba(0, 0, 0, 0.1);
        z-index: 100;
    }
    
    .main-nav.open {
        transform: translateX(0);
    }
    
    .main-nav ul {
        flex-direction: column;
        gap: var(--space-lg);
    }
    
    .main-nav a {
        font-size: var(--fs-md);
    }
    
    .hero h1 {
        font-size: var(--fs-3xl);
    }
    
    .about-grid,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }
    
    .about-image {
        order: -1;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .gallery-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .hero-actions,
    .cta-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 100%;
        max-width: 280px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--space-lg);
    }
    
    .gallery-grid {
        grid-template-columns: 1fr;
    }
    
    .service-card {
        padding: var(--space-xl);
    }
    
    .contact-form-wrapper {
        padding: var(--space-xl);
    }
}

/* Mobile nav overlay */
.nav-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
    z-index: 99;
}

.nav-overlay.show {
    display: block;
}