/* ============================================
   The Total IC Eyecare Shop — Stylesheet
   Palette: Charcoal (#2C2C2C) + Coral (#E86A5B)
   Fonts: Playfair Display + Inter
   ============================================ */

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

:root {
    --charcoal: #2C2C2C;
    --charcoal-deep: #1A1A1A;
    --charcoal-light: #3D3D3D;
    --coral: #E86A5B;
    --coral-dark: #D45547;
    --coral-light: #F09085;
    --cream: #FAF7F4;
    --cream-dark: #F3EDE6;
    --warm-gray: #8A8278;
    --warm-gray-light: #B5ADA4;
    --white: #FFFFFF;
    --font-serif: 'Playfair Display', Georgia, serif;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --ease-out: cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --ease-smooth: cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: var(--font-sans);
    color: var(--charcoal);
    background-color: var(--cream);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

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

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

ul {
    list-style: none;
}

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

/* ---------- Typography ---------- */
h1, h2, h3, h4 {
    font-family: var(--font-serif);
    font-weight: 600;
    line-height: 1.2;
    color: var(--charcoal);
}

.section-eyebrow {
    font-family: var(--font-sans);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--coral);
    margin-bottom: 12px;
}

.section-title {
    font-size: clamp(1.75rem, 4vw, 2.75rem);
    margin-bottom: 20px;
}

.section-subtitle {
    font-size: 1.05rem;
    color: var(--warm-gray);
    max-width: 560px;
    line-height: 1.7;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-family: var(--font-sans);
    font-size: 0.875rem;
    font-weight: 500;
    letter-spacing: 0.04em;
    padding: 14px 32px;
    border-radius: 4px;
    border: 1.5px solid transparent;
    cursor: pointer;
    transition: all 0.3s var(--ease-smooth);
    white-space: nowrap;
}

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

.btn-primary:hover,
.btn-primary:focus-visible {
    background-color: var(--coral-dark);
    border-color: var(--coral-dark);
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(232, 106, 91, 0.3);
}

.btn-outline-light {
    background-color: transparent;
    color: var(--white);
    border-color: rgba(255, 255, 255, 0.5);
}

.btn-outline-light:hover,
.btn-outline-light:focus-visible {
    background-color: var(--white);
    color: var(--charcoal);
    border-color: var(--white);
}

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

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

.btn-full {
    width: 100%;
}

/* ---------- Header ---------- */
#site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: rgba(250, 247, 244, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(44, 44, 44, 0.06);
    transition: box-shadow 0.3s var(--ease-smooth);
}

#site-header.scrolled {
    box-shadow: 0 2px 24px rgba(44, 44, 44, 0.08);
}

#site-header nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

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

.logo-mark {
    width: 36px;
    height: 36px;
    background-color: var(--coral);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    font-weight: 700;
    font-family: var(--font-serif);
    border-radius: 4px;
}

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

.logo-line1 {
    font-size: 0.85rem;
    font-weight: 600;
}

.logo-line2 {
    font-size: 0.7rem;
    font-weight: 400;
    color: var(--warm-gray);
    letter-spacing: 0.06em;
}

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

.main-nav a:not(.btn) {
    font-size: 0.875rem;
    font-weight: 400;
    color: var(--charcoal-light);
    transition: color 0.2s ease;
    position: relative;
}

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

.main-nav a:not(.btn)::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1.5px;
    background-color: var(--coral);
    transition: width 0.3s var(--ease-smooth);
}

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

.main-nav > ul {
    display: flex;
    align-items: center;
    gap: 32px;
}

.main-nav > ul > li > a:not(.btn) {
    padding: 4px 0;
}

.main-nav .btn {
    margin-left: 8px;
}

/* Mobile menu toggle */
.menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 32px;
    height: 32px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
}

.menu-toggle-line {
    display: block;
    width: 100%;
    height: 1.5px;
    background-color: var(--charcoal);
    transition: all 0.3s var(--ease-smooth);
    transform-origin: center;
}

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

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

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

/* ---------- Hero ---------- */
.hero {
    position: relative;
    min-height: 100vh;
    min-height: 100dvh;
    display: flex;
    align-items: center;
    overflow: hidden;
    background-color: var(--charcoal-deep);
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 1;
}

.hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.55;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    z-index: 2;
    background: linear-gradient(
        135deg,
        rgba(26, 26, 26, 0.85) 0%,
        rgba(44, 44, 44, 0.7) 50%,
        rgba(26, 26, 26, 0.6) 100%
    );
}

.hero-content {
    position: relative;
    z-index: 3;
    max-width: 720px;
    padding-top: 72px;
}

.hero-eyebrow {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--coral-light);
    margin-bottom: 20px;
}

.hero-headline {
    font-size: clamp(2.25rem, 5.5vw, 4rem);
    font-weight: 700;
    color: var(--white);
    line-height: 1.1;
    margin-bottom: 24px;
}

.hero-headline br {
    display: none;
}

.hero-sub {
    font-size: clamp(1rem, 1.5vw, 1.15rem);
    color: rgba(255, 255, 255, 0.75);
    line-height: 1.75;
    margin-bottom: 40px;
    max-width: 560px;
}

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

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

/* ---------- Services ---------- */
.services {
    background-color: var(--white);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.service-card {
    padding: 40px 32px;
    border-radius: 6px;
    border: 1px solid rgba(44, 44, 44, 0.07);
    background-color: var(--cream);
    transition: all 0.3s var(--ease-smooth);
}

.service-card:hover {
    border-color: var(--coral);
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(44, 44, 44, 0.08);
}

.service-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    background-color: rgba(232, 106, 91, 0.1);
    color: var(--coral);
    margin-bottom: 24px;
}

.service-title {
    font-size: 1.15rem;
    margin-bottom: 12px;
}

.service-desc {
    font-size: 0.925rem;
    color: var(--warm-gray);
    line-height: 1.7;
}

/* ---------- About ---------- */
.about {
    background-color: var(--cream);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.about-image {
    border-radius: 6px;
    overflow: hidden;
}

.about-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    aspect-ratio: 6/7;
}

.about-content .section-title {
    margin-bottom: 24px;
}

.about-text {
    font-size: 0.975rem;
    color: var(--warm-gray);
    line-height: 1.8;
    margin-bottom: 16px;
}

.about-stats {
    display: flex;
    gap: 40px;
    margin-top: 40px;
    padding-top: 32px;
    border-top: 1px solid rgba(44, 44, 44, 0.08);
}

.stat-number {
    display: block;
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 700;
    color: var(--coral);
    line-height: 1;
    margin-bottom: 6px;
}

.stat-label {
    font-size: 0.8rem;
    color: var(--warm-gray);
    letter-spacing: 0.04em;
}

/* ---------- Frames ---------- */
.frames {
    background-color: var(--white);
}

.frames-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 48px;
}

.frame-item {
    position: relative;
    border-radius: 6px;
    overflow: hidden;
    cursor: pointer;
    aspect-ratio: 5/3.8;
}

.frame-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s var(--ease-smooth);
}

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

.frame-item-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(26, 26, 26, 0.7) 0%, transparent 60%);
    display: flex;
    align-items: flex-end;
    padding: 24px;
    opacity: 0;
    transition: opacity 0.3s var(--ease-smooth);
}

.frame-item:hover .frame-item-overlay {
    opacity: 1;
}

.frame-category {
    font-family: var(--font-serif);
    font-size: 1.1rem;
    color: var(--white);
}

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

/* ---------- CTA Banner ---------- */
.cta-banner {
    background-color: var(--charcoal);
    padding: 80px 0;
}

.cta-banner-content {
    text-align: center;
    max-width: 640px;
    margin: 0 auto;
}

.cta-eyebrow {
    color: var(--coral-light);
    margin-bottom: 16px;
}

.cta-headline {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    color: var(--white);
    margin-bottom: 16px;
}

.cta-text {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.65);
    margin-bottom: 32px;
    line-height: 1.7;
}

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

/* ---------- Testimonials ---------- */
.testimonials {
    background-color: var(--cream);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.testimonial-card {
    background-color: var(--white);
    padding: 40px 32px;
    border-radius: 6px;
    border: 1px solid rgba(44, 44, 44, 0.06);
    position: relative;
}

.testimonial-quote {
    font-family: var(--font-serif);
    font-size: 4rem;
    line-height: 1;
    color: var(--coral);
    position: absolute;
    top: 16px;
    left: 28px;
    opacity: 0.3;
}

.testimonial-text {
    font-size: 0.95rem;
    color: var(--warm-gray);
    line-height: 1.8;
    margin-bottom: 24px;
    margin-top: 24px;
    font-style: italic;
}

.testimonial-author {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--charcoal);
    letter-spacing: 0.02em;
}

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

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    margin-bottom: 48px;
}

.contact-intro {
    font-size: 0.975rem;
    color: var(--warm-gray);
    line-height: 1.7;
    margin-bottom: 32px;
}

.contact-details {
    font-style: normal;
}

.contact-item {
    display: flex;
    flex-direction: column;
    margin-bottom: 24px;
}

.contact-label {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--coral);
    margin-bottom: 6px;
}

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

.contact-link {
    font-size: 0.95rem;
    color: var(--charcoal);
    transition: color 0.2s ease;
    border-bottom: 1px solid rgba(44, 44, 44, 0.15);
    padding-bottom: 2px;
}

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

/* Contact Form */
.contact-form-wrapper {
    background-color: var(--cream);
    padding: 40px;
    border-radius: 6px;
}

.form-title {
    font-size: 1.25rem;
    margin-bottom: 28px;
}

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

.form-group label {
    display: block;
    font-size: 0.8rem;
    font-weight: 500;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--warm-gray);
    margin-bottom: 8px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    font-family: var(--font-sans);
    font-size: 0.925rem;
    color: var(--charcoal);
    background-color: var(--white);
    border: 1.5px solid rgba(44, 44, 44, 0.12);
    border-radius: 4px;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
    outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--coral);
    box-shadow: 0 0 0 3px rgba(232, 106, 91, 0.1);
}

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

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

.form-success {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 16px;
    padding: 14px 18px;
    background-color: rgba(232, 106, 91, 0.08);
    border: 1px solid rgba(232, 106, 91, 0.2);
    border-radius: 4px;
    color: var(--coral-dark);
    font-size: 0.875rem;
}

.form-success svg {
    flex-shrink: 0;
}

/* Map */
.map-container {
    border-radius: 6px;
    overflow: hidden;
    border: 1px solid rgba(44, 44, 44, 0.07);
}

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

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

.footer-brand .logo-mark {
    margin-bottom: 16px;
}

.footer-brand .logo-text {
    margin-bottom: 16px;
}

.footer-brand .logo-line1 {
    color: var(--white);
}

.footer-brand .logo-line2 {
    color: rgba(255, 255, 255, 0.5);
}

.footer-tagline {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.5);
    line-height: 1.7;
    max-width: 280px;
}

.footer-nav h4,
.footer-contact h4 {
    font-family: var(--font-sans);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--coral-light);
    margin-bottom: 20px;
}

.footer-nav ul li {
    margin-bottom: 10px;
}

.footer-nav a {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.55);
    transition: color 0.2s ease;
}

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

.footer-contact p {
    font-size: 0.875rem;
    margin-bottom: 8px;
    line-height: 1.6;
}

.footer-contact a {
    color: rgba(255, 255, 255, 0.55);
    transition: color 0.2s ease;
}

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

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding: 24px 0;
}

.footer-bottom p {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.35);
}

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
    .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%;
        justify-self: center;
    }
}

@media (max-width: 768px) {
    .menu-toggle {
        display: flex;
    }
    
    .main-nav {
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        bottom: 0;
        background-color: rgba(250, 247, 244, 0.98);
        backdrop-filter: blur(12px);
        -webkit-backdrop-filter: blur(12px);
        padding: 40px 24px;
        transform: translateX(100%);
        transition: transform 0.4s var(--ease-smooth);
        overflow-y: auto;
    }
    
    .main-nav.open {
        transform: translateX(0);
    }
    
    .main-nav > ul {
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        margin-bottom: 32px;
    }
    
    .main-nav > ul > li > a:not(.btn) {
        display: block;
        padding: 14px 0;
        font-size: 1.1rem;
        border-bottom: 1px solid rgba(44, 44, 44, 0.06);
    }
    
    .main-nav > ul > li > a:not(.btn)::after {
        display: none;
    }
    
    .main-nav .btn {
        margin-left: 0;
        text-align: center;
        margin-top: 16px;
    }
    
    .hero-content {
        padding-top: 96px;
        padding-bottom: 60px;
    }
    
    .hero-headline br {
        display: block;
    }
    
    .hero-actions {
        flex-direction: column;
    }
    
    .hero-actions .btn {
        width: 100%;
    }
    
    .section {
        padding: 72px 0;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .about-image {
        aspect-ratio: 4/3;
    }
    
    .about-stats {
        gap: 24px;
    }
    
    .frames-grid {
        grid-template-columns: 1fr;
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .testimonials-grid .testimonial-card:last-child {
        grid-column: span 1;
        max-width: 100%;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .contact-form-wrapper {
        padding: 28px;
    }
    
    .cta-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .cta-actions .btn {
        width: 100%;
        max-width: 300px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }
    
    .section {
        padding: 56px 0;
    }
    
    .service-card {
        padding: 28px 24px;
    }
    
    .about-stats {
        flex-direction: column;
        gap: 20px;
    }
}

/* ---------- Reduced Motion ---------- */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
    
    .frame-item img {
        transition: none;
    }
    
    .frame-item:hover img {
        transform: none;
    }
}