/* ==========================================================================
   Black&White Hair Salon — style.css
   Pure hand-written CSS. No frameworks.
   ========================================================================== */

/* ---------- Design Tokens ---------- */
:root {
    --color-primary: #000000;
    --color-secondary: #5e5f5d;
    --color-background: #faf9f8;
    --color-surface-container-low: #f4f3f2;
    --color-surface-container-high: #e9e8e7;
    --color-on-surface: #1a1c1c;
    --color-on-primary: #e6e2df;
    --color-outline-variant: #c6c6c6;
    --color-accent: #dc2626;
    --color-muted: #616161;
    --color-muted-light: #878787;

    --font-headline: Georgia, "Times New Roman", Times, serif;
    --font-body: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;

    --section-px: 2rem;
    --section-py: 8rem;
    --max-width: 1200px;
}

@media (min-width: 768px) {
    :root {
        --section-px: 6rem;
    }
}

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

html {
    -webkit-text-size-adjust: 100%;
    scroll-behavior: smooth;
}

:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

body {
    background-color: var(--color-background);
    color: var(--color-on-surface);
    font-family: var(--font-body);
    font-weight: 300;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    line-height: 0.9;
    font-family: var(--font-headline);
    font-weight: 900 !important;
}

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

ul {
    list-style: none;
}

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

::selection {
    background: var(--color-primary);
    color: var(--color-on-primary);
}

/* ---------- Utility Classes ---------- */
.u-font-headline {
    font-family: var(--font-headline);
}
.u-label {
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.2rem;
    color: var(--color-muted);
}
.u-grayscale {
    filter: grayscale(100%);
    transition: filter 0.7s ease;
}
.u-section {
    padding: var(--section-py) var(--section-px);
    max-width: calc(var(--max-width) + var(--section-px) * 2);
    margin-left: auto;
    margin-right: auto;
}
.u-cover {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* ---------- Site Header (Logo + Lang Switcher) ---------- */
.site-header {
    position: absolute;
    top: 2rem;
    left: 2rem;
    right: 2rem;
    z-index: 50;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.site-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.25rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: -0.02em;
    color: var(--color-primary);
}

.site-logo__icon {
    width: 2.5rem;
    height: 2.5rem;
}

.lang-switch {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 50%;
    border: 1.5px solid var(--color-primary);
    font-weight: bolder;
    text-transform: uppercase;
    letter-spacing: 0.05rem;
    color: var(--color-primary);
    transition:
        color 0.2s ease,
        background-color 0.2s ease,
        border-color 0.2s ease;
}

.lang-switch:hover {
    color: white;
    background-color: var(--color-accent);
    border-color: var(--color-accent);
}

/* ---------- Hero Section ---------- */
.hero {
    position: relative;
    width: 100%;
    overflow: hidden;
    display: flex;
    align-items: center;
    padding: 0 var(--section-px);
    height: 60vh;
}

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

.hero__bg::after {
    content: "";
    position: absolute;
    inset: 0;
    background: repeating-linear-gradient(-45deg, transparent -2px, transparent 2px, rgba(250, 249, 248, 0.5) 2px, rgba(250, 249, 248, 0.5) 4px);
    pointer-events: none;
    z-index: 1;
}

.hero__gradient {
    position: absolute;
    inset: 0;
    background: linear-gradient(to right, var(--color-background) 30%, rgba(250, 249, 248, 0.4), transparent);
}

.hero__content {
    position: relative;
    z-index: 10;
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
}

.hero__label {
    display: block;
    font-size: 12px;
    letter-spacing: 0.2rem;
    text-transform: uppercase;
    margin-bottom: 0.75rem;
    color: var(--color-primary);
}

.hero__title {
    font-size: 3rem;
    letter-spacing: -0.04em;
    color: var(--color-primary);
    margin-bottom: 3rem;
}

.hero__title .accent {
    color: var(--color-accent);
}

@media (min-width: 768px) {
    .hero__title {
        font-size: 4.5rem;
    }
}

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

.services-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

@media (min-width: 768px) {
    .services-grid {
        grid-template-columns: repeat(12, 1fr);
    }
}

@media (min-width: 768px) and (max-width: 1059px) {
    .services-grid .card {
        grid-column: span 6;
        height: 320px !important;
    }
    .services-grid .card:first-child {
        grid-column: span 12;
        height: 380px !important;
    }
}

/* ---------- Service Cards ---------- */
.card {
    position: relative;
    overflow: hidden;
    border-radius: 0.5rem;
    cursor: pointer;
}

.card--h420 {
    height: 420px;
}
.card--h400 {
    height: 400px;
}
.card--h380 {
    height: 380px;
}
.card--h350 {
    height: 350px;
}
.card--h320 {
    height: 320px;
}

.card__image {
    transition: transform 0.7s ease;
}

.card:hover .card__image {
    transform: scale(1.05);
    filter: grayscale(0%);
}

.card__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.85) 0%, rgba(0, 0, 0, 0.35) 50%, rgba(0, 0, 0, 0.1) 100%);
    transition: opacity 0.5s ease;
}

.card:hover .card__overlay {
    opacity: 0.8;
}

.card__content {
    position: absolute;
    color: #ffffff;
}

.card__content--bottom-sm {
    bottom: 2rem;
    left: 2rem;
}

.card__content h3 {
    font-family: var(--font-headline);
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.card__content h3.text-2xl {
    font-size: 1.5rem;
}

.card__list {
    font-size: 0.75rem;
    letter-spacing: 0.05em;
    opacity: 0.9;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.card__more-item {
    display: flex;
    align-items: center;
    gap: 0.3rem;
    color: var(--color-accent);
    font-size: 0.7rem;
    letter-spacing: 0.05em;
}

.card__more-item svg {
    fill: none;
    stroke: currentColor;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
}

/* Grid column spans */
@media (min-width: 768px) {
    .card--span-8 {
        grid-column: span 8;
    }
    .card--span-7 {
        grid-column: span 7;
    }
    .card--span-6 {
        grid-column: span 6;
    }
    .card--span-5 {
        grid-column: span 5;
    }
    .card--span-4 {
        grid-column: span 4;
    }
    .card--span-3 {
        grid-column: span 3;
    }
}

/* ---------- Pricing Dialog ---------- */
html:has(dialog[open]) {
    overflow: hidden;
}

.pricing-dialog {
    border: none;
    border-radius: 0.75rem;
    padding: 0;
    max-width: 32rem;
    width: 90vw;
    overflow: hidden;
    background: linear-gradient(to top, var(--color-background) 80%, transparent);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.25);
    margin: 0 auto;
    top: 70px;
    max-height: calc(100vh - 140px);
    overflow-y: auto;
}

.pricing-dialog::backdrop {
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
}

.pricing-dialog__inner {
    position: relative;
}

.pricing-dialog__hero {
    position: relative;
    height: 200px;
    overflow: hidden;
}

.pricing-dialog__hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.2));
}

.pricing-dialog__title {
    position: absolute;
    bottom: 1.5rem;
    left: 2rem;
    color: #fff;
    font-size: 1.75rem;
    z-index: 1;
}

.pricing-dialog__close {
    position: absolute;
    top: 0.75rem;
    right: 0.75rem;
    width: 2rem;
    height: 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    background: none;
    color: var(--color-accent);
    font-size: 1.5rem;
    cursor: pointer;
    z-index: 2;
    transition: opacity 0.2s ease;
    outline: none;
}

.pricing-dialog__close:hover {
    opacity: 0.7;
}

.pricing-dialog__list {
    padding: 1.5rem 2rem 2rem;
    list-style: none;
}

.pricing-dialog__item {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--color-surface-container-high);
    gap: 1rem;
}

.pricing-dialog__item:last-child {
    border-bottom: none;
}

.pricing-dialog__price {
    white-space: nowrap;
    font-weight: 600;
    color: var(--color-primary);
}

/* ---------- Contact Section ---------- */
.contact {
    background-color: var(--color-surface-container-low);
    padding: var(--section-py) var(--section-px);
}

.contact__inner {
    max-width: var(--max-width);
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr;
    gap: 4rem;
    align-items: start;
}

.contact__title {
    font-size: 3rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 1.5rem;
}

.contact__blocks {
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
}

.contact__block-label {
    margin-bottom: 0.5rem;
}

.contact__block-text {
    font-size: 1.25rem;
    color: var(--color-on-surface);
}

.contact__hours {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    color: var(--color-on-surface);
}

/* Map */
.contact__map {
    position: relative;
    height: 500px;
    width: 100%;
    background-color: #d4d4d4;
    overflow: hidden;
    border-radius: 0.5rem;
}

.contact__map iframe {
    width: 100%;
    height: 100%;
    border: 0;
    filter: grayscale(100%);
    transition: filter 0.5s ease;
}

.contact__map:hover iframe {
    filter: grayscale(0%);
}

@media (min-width: 768px) {
    .contact__inner {
        grid-template-columns: 1fr 1fr;
    }
}

/* ---------- Footer ---------- */
.site-footer {
    width: 100%;
    padding: 4rem var(--section-px);
    padding-bottom: 2rem;
    background-color: #f8f8f8;
    color: var(--color-on-surface);
}

.site-footer__inner {
    max-width: var(--max-width);
    margin: 0 auto;
}

.site-footer__top {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: flex-start;
    gap: 3rem;
    width: 100%;
}

.site-footer__brand {
    max-width: 24rem;
}

.site-footer__brand-name {
    font-size: 1.25rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: -0.02em;
    /* margin-bottom: 1rem; */
}

.site-footer__brand-desc {
    color: var(--color-muted);
    font-size: 0.875rem;
}

.site-footer__icons {
    display: flex;
    gap: 1.25rem;
    align-items: center;
}

.site-footer__icon-circle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 3rem;
    height: 3rem;
    border-radius: 50%;
    border: 1.5px solid var(--color-outline-variant);
    color: var(--color-secondary);
    transition:
        border-color 0.2s ease,
        color 0.2s ease;
}

.site-footer__icon-circle:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.site-footer__icon-circle--accent {
    color: var(--color-accent);
    border-color: var(--color-accent);
}

.site-footer__icon-circle svg {
    width: 1.25rem;
    height: 1.25rem;
}

.site-footer__bottom {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid #e5e5e5;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
}

.site-footer__copyright {
    color: var(--color-muted-light);
}

@media (min-width: 768px) {
    .site-footer__top {
        flex-direction: row;
        align-items: center;
    }
    .site-footer__bottom {
        flex-direction: row;
    }
}