/* ============================================
   South Side Bistro — Styles
   ============================================ */

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

:root {
    --teal-50: #f0fdfa;
    --teal-100: #ccfbf1;
    --teal-200: #99f6e4;
    --teal-300: #5eead4;
    --teal-400: #2dd4bf;
    --teal-500: #14b8a6;
    --teal-600: #0d9488;
    --teal-700: #0f766e;
    --teal-800: #115e59;
    --teal-900: #134e4a;

    --slate-50: #f8fafc;
    --slate-100: #f1f5f9;
    --slate-200: #e2e8f0;
    --slate-300: #cbd5e1;
    --slate-400: #94a3b8;
    --slate-500: #64748b;
    --slate-600: #475569;
    --slate-700: #334155;
    --slate-800: #1e293b;
    --slate-900: #0f172a;
    --slate-950: #080e1a;

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

    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;

    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;

    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms ease;
}

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

body {
    font-family: var(--font-sans);
    font-weight: 300;
    line-height: 1.7;
    color: var(--slate-800);
    background-color: #ffffff;
    -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;
}

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

/* --- Typography --- */
h1, h2, h3 {
    font-family: var(--font-serif);
    font-weight: 400;
    line-height: 1.2;
    color: var(--slate-900);
}

.text-teal {
    color: var(--teal-600);
}

.text-teal-light {
    color: var(--teal-300);
}

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

.container--narrow {
    max-width: 680px;
}

.section {
    padding: var(--space-4xl) 0;
}

.section--light {
    background-color: var(--slate-50);
}

.section__eyebrow {
    font-family: var(--font-sans);
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--teal-600);
    margin-bottom: var(--space-md);
}

.section__eyebrow--light {
    color: var(--teal-300);
}

.section__headline {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: var(--space-lg);
}

.section__headline--light {
    color: #ffffff;
}

.section__sub {
    font-size: 1.125rem;
    color: var(--slate-500);
    max-width: 540px;
    line-height: 1.8;
}

/* --- Navigation --- */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.0);
    backdrop-filter: blur(0px);
    -webkit-backdrop-filter: blur(0px);
    transition: background var(--transition-base), backdrop-filter var(--transition-base);
    border-bottom: 1px solid transparent;
}

.nav.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom-color: var(--slate-200);
}

.nav__inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-xl);
    display: flex;
    align-items: center;
    height: 72px;
}

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

.nav__logo-mark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: var(--teal-600);
    color: #ffffff;
    font-family: var(--font-serif);
    font-size: 1.125rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
}

.nav__logo-text {
    font-family: var(--font-serif);
    font-size: 1.05rem;
    color: var(--slate-800);
    letter-spacing: -0.01em;
}

.nav.scrolled .nav__logo-text {
    color: var(--slate-800);
}

.nav__links {
    display: flex;
    align-items: center;
    gap: var(--space-xl);
    margin-left: auto;
}

.nav__link {
    font-size: 0.875rem;
    font-weight: 400;
    color: var(--slate-600);
    letter-spacing: 0.01em;
    transition: color var(--transition-fast);
    position: relative;
}

.nav__link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--teal-600);
    transition: width var(--transition-base);
}

.nav__link:hover {
    color: var(--teal-600);
}

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

.nav__link--cta {
    padding: var(--space-sm) var(--space-lg);
    border: 1px solid var(--slate-300);
    border-radius: var(--radius-sm);
    transition: border-color var(--transition-fast), background var(--transition-fast), color var(--transition-fast);
}

.nav__link--cta:hover {
    border-color: var(--teal-600);
    background: var(--teal-50);
    color: var(--teal-700);
}

.nav__link--cta::after {
    display: none;
}

/* Mobile toggle */
.nav__toggle {
    display: none;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    margin-left: auto;
    color: var(--slate-700);
    transition: color var(--transition-fast);
}

.nav__toggle:hover {
    color: var(--teal-600);
}

/* Mobile menu */
.mobile-menu {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    z-index: 999;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-xl);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-base);
}

.mobile-menu.is-open {
    opacity: 1;
    pointer-events: all;
}

.mobile-menu__link {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    color: var(--slate-700);
    transition: color var(--transition-fast);
}

.mobile-menu__link:hover {
    color: var(--teal-600);
}

.mobile-menu__link--cta {
    margin-top: var(--space-md);
    font-family: var(--font-sans);
    font-size: 0.875rem;
    font-weight: 500;
    padding: var(--space-sm) var(--space-xl);
    border: 1px solid var(--slate-300);
    border-radius: var(--radius-sm);
}

/* --- Hero --- */
.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    overflow: hidden;
}

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

.hero__bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to bottom,
        rgba(8, 14, 26, 0.55) 0%,
        rgba(8, 14, 26, 0.7) 50%,
        rgba(8, 14, 26, 0.85) 100%
    );
}

.hero__content {
    position: relative;
    z-index: 1;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-xl);
    padding-top: 72px;
    width: 100%;
}

.hero__eyebrow {
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--teal-300);
    margin-bottom: var(--space-lg);
}

.hero__headline {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    color: #ffffff;
    font-weight: 400;
    line-height: 1.1;
    margin-bottom: var(--space-xl);
    max-width: 700px;
}

.hero__headline--accent {
    color: var(--teal-300);
    font-style: italic;
}

.hero__sub {
    font-size: clamp(1rem, 1.5vw, 1.2rem);
    color: rgba(255, 255, 255, 0.75);
    max-width: 500px;
    line-height: 1.8;
    margin-bottom: var(--space-2xl);
    font-weight: 300;
}

.hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: 0.8rem 1.75rem;
    font-size: 0.875rem;
    font-weight: 500;
    letter-spacing: 0.04em;
    border-radius: var(--radius-sm);
    transition: all var(--transition-base);
    text-decoration: none;
    white-space: nowrap;
}

.btn--light {
    background: var(--teal-600);
    color: #ffffff;
    border: 1px solid var(--teal-600);
}

.btn--light:hover {
    background: var(--teal-700);
    border-color: var(--teal-700);
    transform: translateY(-1px);
}

.btn--ghost-light {
    background: transparent;
    color: #ffffff;
    border: 1px solid rgba(255, 255, 255, 0.35);
}

.btn--ghost-light:hover {
    border-color: #ffffff;
    background: rgba(255, 255, 255, 0.08);
}

.btn--full {
    width: 100%;
}

/* --- Scroll indicator --- */
.hero__scroll {
    position: absolute;
    bottom: var(--space-2xl);
    left: 50%;
    transform: translateX(-50%);
    z-index: 1;
    color: rgba(255, 255, 255, 0.5);
    animation: scrollBounce 2s ease-in-out infinite;
}

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

/* --- Divider --- */
.divider {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    max-width: 400px;
    margin: 0 auto;
    padding: 0 var(--space-xl);
}

.divider__line {
    flex: 1;
    height: 1px;
    background: var(--slate-200);
}

.divider__icon {
    flex-shrink: 0;
    opacity: 0.7;
}

/* --- About --- */
.about__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
}

.about__text p {
    color: var(--slate-600);
    margin-bottom: var(--space-lg);
    font-size: 1rem;
    line-height: 1.85;
}

.about__stats {
    display: flex;
    gap: var(--space-2xl);
    margin-top: var(--space-2xl);
    padding-top: var(--space-2xl);
    border-top: 1px solid var(--slate-200);
}

.stat__number {
    display: block;
    font-family: var(--font-serif);
    font-size: 2.5rem;
    color: var(--teal-600);
    line-height: 1;
    margin-bottom: var(--space-sm);
}

.stat__label {
    font-size: 0.8rem;
    color: var(--slate-500);
    line-height: 1.5;
}

.stat--divider {
    position: relative;
    padding-left: var(--space-2xl);
}

.stat--divider::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 1px;
    background: var(--slate-200);
}

.about__image {
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.about__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    aspect-ratio: 3/4;
}

/* --- Menu --- */
#menu {
    text-align: center;
}

#menu .section__sub {
    margin: 0 auto var(--space-2xl);
}

.menu__tabs {
    display: flex;
    justify-content: center;
    gap: var(--space-xs);
    margin-bottom: var(--space-2xl);
    border-bottom: 1px solid var(--slate-200);
    padding-bottom: 0;
}

.menu__tab {
    padding: var(--space-md) var(--space-xl);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--slate-500);
    letter-spacing: 0.02em;
    border-bottom: 2px solid transparent;
    margin-bottom: -1px;
    transition: color var(--transition-fast), border-color var(--transition-fast);
}

.menu__tab:hover {
    color: var(--slate-700);
}

.menu__tab.is-active {
    color: var(--teal-600);
    border-bottom-color: var(--teal-600);
}

.menu__panels {
    position: relative;
}

.menu__panel {
    display: none;
}

.menu__panel.is-active {
    display: block;
    animation: fadeIn 300ms ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

.menu__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
    text-align: left;
    max-width: 900px;
    margin: 0 auto;
}

.menu__item {
    padding: var(--space-lg) var(--space-xl);
    border-bottom: 1px solid var(--slate-100);
    transition: background var(--transition-fast);
}

.menu__item:hover {
    background: var(--slate-50);
}

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

.menu__item-name {
    font-family: var(--font-serif);
    font-size: 1.1rem;
    color: var(--slate-800);
    font-weight: 400;
}

.menu__item-desc {
    font-size: 0.875rem;
    color: var(--slate-500);
    line-height: 1.6;
}

.menu__note {
    text-align: center;
    font-size: 0.8rem;
    color: var(--slate-400);
    margin-top: var(--space-2xl);
    font-style: italic;
}

/* --- Hours --- */
.hours__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
}

.hours__table {
    width: 100%;
    border-collapse: collapse;
    margin-top: var(--space-xl);
}

.hours__table th,
.hours__table td {
    padding: var(--space-md) 0;
    text-align: left;
    border-bottom: 1px solid var(--slate-200);
    font-size: 0.95rem;
}

.hours__table th {
    font-weight: 400;
    color: var(--slate-500);
    width: 140px;
}

.hours__table td {
    color: var(--slate-800);
    font-weight: 300;
}

.hours__table tr:last-child th,
.hours__table tr:last-child td {
    border-bottom: none;
}

.hours__note {
    margin-top: var(--space-xl);
    font-size: 0.85rem;
    color: var(--slate-500);
    font-style: italic;
    line-height: 1.7;
}

.hours__image {
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.hours__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    aspect-ratio: 6/5;
}

/* --- Visit --- */
.visit__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: start;
}

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

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

.visit__detail svg {
    flex-shrink: 0;
    margin-top: 2px;
}

.visit__detail-label {
    display: block;
    font-size: 0.7rem;
    font-weight: 500;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--slate-400);
    margin-bottom: var(--space-xs);
}

.visit__detail-value {
    display: block;
    font-size: 1rem;
    color: var(--slate-700);
    line-height: 1.7;
}

.visit__detail-value--link {
    color: var(--teal-600);
    transition: color var(--transition-fast);
}

.visit__detail-value--link:hover {
    color: var(--teal-700);
    text-decoration: underline;
}

.visit__map {
    border-radius: var(--radius-lg);
    overflow: hidden;
    aspect-ratio: 4/3;
    box-shadow: 0 1px 3px rgba(0,0,0,0.08), 0 8px 30px rgba(0,0,0,0.06);
}

/* --- Contact --- */
.section--teal {
    background: var(--slate-800);
}

.contact-form {
    margin-top: var(--space-2xl);
}

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

.contact-form__field {
    margin-bottom: var(--space-lg);
}

.contact-form__label {
    display: block;
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--slate-400);
    margin-bottom: var(--space-sm);
}

.contact-form__input {
    width: 100%;
    padding: 0.75rem 1rem;
    font-family: var(--font-sans);
    font-size: 0.95rem;
    font-weight: 300;
    color: #ffffff;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-sm);
    outline: none;
    transition: border-color var(--transition-fast), background var(--transition-fast);
}

.contact-form__input::placeholder {
    color: var(--slate-500);
}

.contact-form__input:focus {
    border-color: var(--teal-500);
    background: rgba(255, 255, 255, 0.08);
}

.contact-form__select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
    cursor: pointer;
}

.contact-form__select option {
    background: var(--slate-800);
    color: #ffffff;
}

.contact-form__textarea {
    resize: vertical;
    min-height: 120px;
}

.contact-form__success {
    text-align: center;
    padding: var(--space-3xl) var(--space-xl);
    color: #ffffff;
}

.contact-form__success svg {
    margin: 0 auto var(--space-lg);
    color: var(--teal-400);
}

.contact-form__success h3 {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    color: #ffffff;
    margin-bottom: var(--space-md);
}

.contact-form__success p {
    color: var(--slate-400);
    font-size: 0.95rem;
}

/* --- Footer --- */
.footer {
    background: var(--slate-950);
    padding: var(--space-3xl) 0 var(--space-xl);
}

.footer__grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: var(--space-3xl);
    padding-bottom: var(--space-2xl);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer__logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
    text-decoration: none;
}

.footer__logo-text {
    font-family: var(--font-serif);
    font-size: 1.05rem;
    color: #ffffff;
}

.footer__brand p {
    font-size: 0.9rem;
    color: var(--slate-500);
    line-height: 1.7;
    max-width: 280px;
}

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

.footer__nav-label {
    font-size: 0.7rem;
    font-weight: 500;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--slate-500);
    margin-bottom: var(--space-sm);
}

.footer__nav a {
    font-size: 0.9rem;
    color: var(--slate-400);
    transition: color var(--transition-fast);
}

.footer__nav a:hover {
    color: var(--teal-400);
}

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

.footer__contact p {
    font-size: 0.9rem;
    color: var(--slate-400);
    line-height: 1.7;
}

.footer__phone {
    font-size: 0.9rem;
    color: var(--teal-400);
    transition: color var(--transition-fast);
}

.footer__phone:hover {
    color: var(--teal-300);
}

.footer__bottom {
    padding-top: var(--space-xl);
    text-align: center;
}

.footer__bottom p {
    font-size: 0.8rem;
    color: var(--slate-600);
}

/* --- Responsive --- */
@media (max-width: 1024px) {
    .about__grid,
    .hours__grid,
    .visit__grid {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }

    .about__image {
        order: -1;
        max-height: 400px;
    }

    .hours__image {
        order: -1;
    }
}

@media (max-width: 768px) {
    :root {
        --space-4xl: 4rem;
        --space-3xl: 3rem;
    }

    .nav__links {
        display: none;
    }

    .nav__toggle {
        display: flex;
    }

    .hero__headline {
        font-size: clamp(2rem, 8vw, 3rem);
    }

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

    .menu__tabs {
        flex-wrap: wrap;
        justify-content: center;
    }

    .menu__tab {
        padding: var(--space-sm) var(--space-lg);
        font-size: 0.8rem;
    }

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

    .footer__grid {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }

    .about__stats {
        flex-direction: column;
        gap: var(--space-xl);
    }

    .stat--divider {
        padding-left: 0;
    }

    .stat--divider::before {
        display: none;
    }

    .hero__actions {
        flex-direction: column;
    }

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

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

    .nav__inner {
        padding: 0 var(--space-lg);
    }

    .hero__content {
        padding: 0 var(--space-lg);
    }

    .menu__item {
        padding: var(--space-md) var(--space-lg);
    }
}

/* --- Reduced motion --- */
@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    .hero__scroll {
        animation: none;
    }

    .menu__panel.is-active {
        animation: none;
    }

    .btn--light:hover {
        transform: none;
    }
}