/* ============================================
   JT NAILS — Classic & Elegant Salon Website
   Palette: Terracotta + Sand
   ============================================ */

/* ---------- CSS Custom Properties ---------- */
:root {
    --terracotta: #B85C38;
    --terracotta-dark: #9A4B2C;
    --terracotta-light: #D4845E;
    --sand: #F5EDE3;
    --sand-light: #FAF6F1;
    --sand-dark: #E8DDD0;
    --charcoal: #2C2420;
    --charcoal-light: #4A3F38;
    --cream: #FDF9F5;
    --white: #FFFFFF;
    --gold: #C9A96E;
    --gold-light: #D4BA85;

    --font-serif: 'Cormorant Garamond', Georgia, 'Times New Roman', serif;
    --font-sans: 'Lato', 'Helvetica Neue', Arial, sans-serif;

    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 2rem;
    --space-lg: 4rem;
    --space-xl: 6rem;
    --space-2xl: 8rem;

    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;

    --shadow-sm: 0 2px 8px rgba(44, 36, 32, 0.06);
    --shadow-md: 0 4px 20px rgba(44, 36, 32, 0.08);
    --shadow-lg: 0 8px 40px rgba(44, 36, 32, 0.12);

    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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;
    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 var(--space-md);
}

/* ---------- Typography ---------- */
h1, h2, h3 {
    font-family: var(--font-serif);
    font-weight: 400;
    line-height: 1.2;
    color: var(--charcoal);
}

.section-header__eyebrow {
    font-family: var(--font-sans);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--terracotta);
    margin-bottom: var(--space-xs);
}

.section-header__title {
    font-size: clamp(2rem, 5vw, 3.25rem);
    font-weight: 300;
    color: var(--charcoal);
    margin-bottom: var(--space-sm);
}

.section-header__divider {
    width: 60px;
    height: 2px;
    background: linear-gradient(90deg, var(--terracotta), var(--terracotta-light));
    border-radius: 2px;
}

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.875rem 2rem;
    font-family: var(--font-sans);
    font-size: 0.875rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    border-radius: var(--radius-sm);
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition);
    white-space: nowrap;
}

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

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

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

.btn--ghost:hover {
    background: var(--white);
    color: var(--charcoal);
    border-color: var(--white);
}

.btn--light {
    background: var(--white);
    color: var(--terracotta);
    border-color: var(--white);
}

.btn--light:hover {
    background: var(--sand);
    border-color: var(--sand);
    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(--terracotta);
    border-color: var(--white);
}

/* ---------- Header ---------- */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(253, 249, 245, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid transparent;
    transition: all var(--transition);
}

.header.scrolled {
    background: rgba(253, 249, 245, 0.98);
    border-bottom-color: var(--sand-dark);
    box-shadow: var(--shadow-sm);
}

.header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

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

.logo__mark {
    font-family: var(--font-serif);
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--terracotta);
    line-height: 1;
}

.logo__wordmark {
    font-family: var(--font-sans);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--charcoal);
}

.logo--light .logo__mark {
    color: var(--white);
}

.logo--light .logo__wordmark {
    color: var(--sand);
}

/* ---------- Navigation ---------- */
.nav__list {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.nav__link {
    font-family: var(--font-sans);
    font-size: 0.8125rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--charcoal-light);
    position: relative;
    padding: 0.25rem 0;
    transition: color var(--transition);
}

.nav__link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--terracotta);
    transition: width var(--transition);
}

.nav__link:hover {
    color: var(--terracotta);
}

.nav__link:hover::after {
    width: 100%;
}

/* Mobile nav toggle */
.nav__toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.nav__toggle-line {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--charcoal);
    border-radius: 2px;
    transition: all var(--transition);
}

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

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

.hero__bg {
    position: absolute;
    inset: 0;
    background: url('https://images.pexels.com/photos/7195810/pexels-photo-7195810.jpeg?auto=compress&cs=tinysrgb&fit=crop&w=1920&h=1080') center center / cover no-repeat;
    transform: scale(1.05);
    transition: transform 8s ease-out;
}

.hero.loaded .hero__bg {
    transform: scale(1);
}

.hero__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(44, 36, 32, 0.72) 0%,
        rgba(44, 36, 32, 0.55) 50%,
        rgba(184, 92, 56, 0.4) 100%
    );
}

.hero__content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 800px;
    padding-top: var(--space-xl);
}

.hero__eyebrow {
    font-family: var(--font-sans);
    font-size: 0.8125rem;
    font-weight: 700;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--gold-light);
    margin-bottom: var(--space-md);
    opacity: 0;
    transform: translateY(20px);
    animation: fadeUp 0.8s 0.3s forwards;
}

.hero__headline {
    font-family: var(--font-serif);
    font-size: clamp(2.75rem, 7vw, 5.5rem);
    font-weight: 300;
    line-height: 1.1;
    color: var(--white);
    margin-bottom: var(--space-md);
    opacity: 0;
    transform: translateY(30px);
    animation: fadeUp 0.8s 0.5s forwards;
}

.hero__subheadline {
    font-family: var(--font-sans);
    font-size: 1.125rem;
    font-weight: 300;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.85);
    max-width: 560px;
    margin: 0 auto var(--space-lg);
    opacity: 0;
    transform: translateY(30px);
    animation: fadeUp 0.8s 0.7s forwards;
}

.hero__actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    flex-wrap: wrap;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeUp 0.8s 0.9s forwards;
}

.hero__scroll {
    position: absolute;
    bottom: var(--space-md);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.6875rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    animation: float 2s ease-in-out infinite;
}

@keyframes fadeUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes float {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(8px); }
}

/* ---------- Services ---------- */
.services {
    padding: var(--space-2xl) 0;
    background: var(--cream);
}

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

.service-card {
    background: var(--white);
    border-radius: var(--radius-md);
    padding: var(--space-lg) var(--space-md);
    text-align: center;
    border: 1px solid var(--sand-dark);
    transition: all var(--transition);
    opacity: 0;
    transform: translateY(30px);
}

.service-card.visible {
    opacity: 1;
    transform: translateY(0);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--terracotta-light);
}

.service-card__icon {
    width: 72px;
    height: 72px;
    margin: 0 auto var(--space-md);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--sand), var(--sand-light));
    color: var(--terracotta);
    transition: all var(--transition);
}

.service-card:hover .service-card__icon {
    background: linear-gradient(135deg, var(--terracotta), var(--terracotta-light));
    color: var(--white);
}

.service-card__title {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--space-xs);
    color: var(--charcoal);
}

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

/* ---------- About ---------- */
.about {
    padding: var(--space-2xl) 0;
    background: var(--sand-light);
}

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

.about__image-wrap {
    position: relative;
}

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

.about__image-accent {
    position: absolute;
    top: -20px;
    right: -20px;
    width: 100%;
    height: 100%;
    border: 2px solid var(--terracotta);
    border-radius: var(--radius-md);
    z-index: -1;
}

.about__content {
    padding: var(--space-md) 0;
}

.about__eyebrow {
    font-family: var(--font-sans);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--terracotta);
    margin-bottom: var(--space-xs);
}

.about__title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 300;
    margin-bottom: var(--space-sm);
}

.about__divider {
    width: 60px;
    height: 2px;
    background: linear-gradient(90deg, var(--terracotta), var(--terracotta-light));
    border-radius: 2px;
    margin-bottom: var(--space-md);
}

.about__body {
    font-size: 1.0625rem;
    color: var(--charcoal-light);
    line-height: 1.8;
    margin-bottom: var(--space-sm);
}

.about__highlights {
    display: flex;
    gap: var(--space-lg);
    margin-top: var(--space-lg);
    padding-top: var(--space-md);
    border-top: 1px solid var(--sand-dark);
}

.highlight__number {
    display: block;
    font-family: var(--font-serif);
    font-size: 2.25rem;
    font-weight: 600;
    color: var(--terracotta);
    line-height: 1;
}

.highlight__label {
    font-size: 0.8125rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--charcoal-light);
    margin-top: 0.25rem;
}

/* ---------- Gallery ---------- */
.gallery {
    padding: var(--space-2xl) 0;
    background: var(--cream);
}

.gallery__grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    grid-template-rows: repeat(2, 200px);
    gap: var(--space-sm);
    margin-top: var(--space-lg);
}

.gallery__item {
    border-radius: var(--radius-md);
    overflow: hidden;
    position: relative;
}

.gallery__item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.gallery__item:hover img {
    transform: scale(1.08);
}

.gallery__item::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(44, 36, 32, 0.3), transparent);
    opacity: 0;
    transition: opacity var(--transition);
}

.gallery__item:hover::after {
    opacity: 1;
}

.gallery__item--wide {
    grid-column: span 6;
}

.gallery__item:not(.gallery__item--wide) {
    grid-column: span 3;
}

/* ---------- CTA / Visit ---------- */
.cta {
    position: relative;
    padding: var(--space-2xl) 0;
    overflow: hidden;
}

.cta__bg {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--charcoal) 0%, var(--charcoal-light) 100%);
}

.cta__bg::before {
    content: '';
    position: absolute;
    inset: 0;
    background: url('https://images.pexels.com/photos/8834029/pexels-photo-8834029.jpeg?auto=compress&cs=tinysrgb&fit=crop&w=1920&h=800') center center / cover no-repeat;
    opacity: 0.15;
}

.cta__inner {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.cta__eyebrow {
    font-family: var(--font-sans);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--gold-light);
    margin-bottom: var(--space-xs);
}

.cta__title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 300;
    color: var(--white);
    margin-bottom: var(--space-sm);
}

.cta__body {
    font-size: 1.0625rem;
    color: rgba(255, 255, 255, 0.75);
    line-height: 1.8;
    margin-bottom: var(--space-lg);
}

.cta__details {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
    text-align: left;
}

.cta-detail {
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
}

.cta-detail svg {
    flex-shrink: 0;
    color: var(--terracotta-light);
    margin-top: 0.125rem;
}

.cta-detail strong {
    display: block;
    font-family: var(--font-sans);
    font-size: 0.8125rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--white);
    margin-bottom: 0.25rem;
}

.cta-detail span,
.cta-detail a {
    font-size: 0.9375rem;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.6;
}

.cta-detail a:hover {
    color: var(--terracotta-light);
}

.cta__actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    flex-wrap: wrap;
}

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

.footer__inner {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: var(--space-lg);
    padding: var(--space-xl) 0 var(--space-lg);
}

.footer__brand p {
    font-size: 0.9375rem;
    line-height: 1.7;
    margin-top: var(--space-sm);
    max-width: 300px;
}

.footer__info p,
.footer__hours p {
    font-size: 0.9375rem;
    line-height: 1.8;
}

.footer__info p:first-child,
.footer__hours p:first-child {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 0.5rem;
}

.footer__info a {
    color: var(--terracotta-light);
    transition: color var(--transition);
}

.footer__info a:hover {
    color: var(--gold-light);
}

.footer__bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: var(--space-md) 0;
}

.footer__bottom p {
    text-align: center;
    font-size: 0.8125rem;
    color: rgba(255, 255, 255, 0.4);
}

/* ---------- Back to Top ---------- */
.back-to-top {
    position: fixed;
    bottom: var(--space-md);
    right: var(--space-md);
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--terracotta);
    color: var(--white);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-md);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all var(--transition);
    z-index: 999;
}

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

.back-to-top:hover {
    background: var(--terracotta-dark);
    transform: translateY(-3px);
}

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
    .services__grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .about__inner {
        gap: var(--space-lg);
    }
}

@media (max-width: 768px) {
    .nav__toggle {
        display: flex;
        z-index: 1001;
    }

    .nav__list {
        position: fixed;
        top: 0;
        right: 0;
        width: 280px;
        height: 100vh;
        background: var(--cream);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: var(--space-md);
        transform: translateX(100%);
        transition: transform var(--transition);
        box-shadow: var(--shadow-lg);
    }

    .nav__list.open {
        transform: translateX(0);
    }

    .nav__link {
        font-size: 1rem;
    }

    .hero__headline {
        font-size: clamp(2.25rem, 10vw, 3.5rem);
    }

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

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

    .about__image-wrap {
        order: -1;
    }

    .about__image-wrap img {
        height: 350px;
    }

    .about__image-accent {
        top: -12px;
        right: -12px;
    }

    .about__highlights {
        gap: var(--space-md);
    }

    .gallery__grid {
        grid-template-columns: 1fr 1fr;
        grid-template-rows: auto;
    }

    .gallery__item--wide {
        grid-column: span 2;
    }

    .gallery__item:not(.gallery__item--wide) {
        grid-column: span 1;
    }

    .gallery__item img {
        height: 200px;
    }

    .cta__details {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }

    .footer__inner {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }
}

@media (max-width: 480px) {
    .hero__actions {
        flex-direction: column;
        width: 100%;
    }

    .hero__actions .btn {
        width: 100%;
    }

    .about__highlights {
        flex-direction: column;
        gap: var(--space-sm);
    }

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

    .gallery__item--wide {
        grid-column: span 1;
    }

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

    .cta__actions .btn {
        width: 100%;
    }
}