/* ========================================
   GALLERY WHITE THEME — Visual Artist Portfolio
   A clean, minimal design inspired by contemporary art gallery spaces
   ======================================== */

/* ----------------------------------------
   CSS Custom Properties
   ---------------------------------------- */
:root {
    /* Color Palette */
    --color-gallery-white: #FFFFFF;
    --color-shadow-grey: #E5E5E5;
    --color-statement-black: #1A1A1A;
    --color-label-grey: #666666;
    --color-off-white: #FAFAFA;
    --color-mid-grey: #B0B0B0;
    --color-dark-grey: #333333;

    /* Semantic Colors */
    --color-bg-primary: var(--color-gallery-white);
    --color-bg-secondary: var(--color-off-white);
    --color-border: var(--color-shadow-grey);
    --color-text-primary: var(--color-statement-black);
    --color-text-secondary: var(--color-label-grey);
    --color-text-muted: var(--color-mid-grey);

    /* Typography Scale */
    --font-family: 'Inter', 'Helvetica Neue', Helvetica, Arial, sans-serif;
    --font-weight-light: 300;
    --font-weight-regular: 400;
    --font-weight-bold: 700;

    /* Font Sizes */
    --text-xs: 0.75rem;     /* 12px */
    --text-sm: 0.875rem;    /* 14px */
    --text-base: 1rem;      /* 16px */
    --text-lg: 1.125rem;    /* 18px */
    --text-xl: 1.5rem;      /* 24px */
    --text-2xl: 2rem;       /* 32px */
    --text-3xl: 2.5rem;     /* 40px */
    --text-4xl: 3.5rem;     /* 56px */

    /* Letter Spacing */
    --tracking-tight: -0.01em;
    --tracking-normal: 0;
    --tracking-wide: 0.05em;
    --tracking-wider: 0.1em;
    --tracking-widest: 0.15em;

    /* Line Heights */
    --leading-tight: 1.2;
    --leading-normal: 1.5;
    --leading-relaxed: 1.7;

    /* Spacing Scale */
    --space-xs: 0.5rem;     /* 8px */
    --space-sm: 1rem;       /* 16px */
    --space-md: 1.5rem;     /* 24px */
    --space-lg: 2rem;       /* 32px */
    --space-xl: 3rem;       /* 48px */
    --space-2xl: 4rem;      /* 64px */
    --space-3xl: 6rem;      /* 96px */
    --space-4xl: 8rem;      /* 128px */

    /* Grid */
    --grid-gutter: 1.5rem;
    --container-max: 1400px;
    --container-narrow: 800px;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms ease;

    /* Border Radius */
    --radius-sm: 2px;
    --radius-base: 4px;
}

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-family);
    font-weight: var(--font-weight-regular);
    font-size: var(--text-base);
    line-height: var(--leading-normal);
    color: var(--color-text-primary);
    background-color: var(--color-bg-primary);
}

/* Selection */
::selection {
    background-color: var(--color-statement-black);
    color: var(--color-gallery-white);
}

/* Focus States */
:focus-visible {
    outline: 1px solid var(--color-statement-black);
    outline-offset: 2px;
}

/* Links */
a {
    color: var(--color-text-primary);
    text-decoration: none;
    transition: opacity var(--transition-fast);
}

a:hover {
    text-decoration: underline;
    text-underline-offset: 3px;
}

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

/* Lists */
ul, ol {
    list-style: none;
}

/* ----------------------------------------
   Typography
   ---------------------------------------- */
h1, h2, h3, h4, h5, h6 {
    font-weight: var(--font-weight-bold);
    line-height: var(--leading-tight);
    letter-spacing: var(--tracking-wide);
}

h1 {
    font-size: var(--text-4xl);
    letter-spacing: var(--tracking-wider);
}

h2 {
    font-size: var(--text-2xl);
}

h3 {
    font-size: var(--text-lg);
}

p {
    color: var(--color-text-secondary);
    line-height: var(--leading-relaxed);
}

/* Caption Style */
.caption {
    font-weight: var(--font-weight-light);
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    letter-spacing: var(--tracking-wide);
}

/* Label Style */
.label {
    font-weight: var(--font-weight-light);
    font-size: var(--text-xs);
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: var(--tracking-widest);
}

/* ----------------------------------------
   Layout Components
   ---------------------------------------- */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

.container--narrow {
    max-width: var(--container-narrow);
}

/* ----------------------------------------
   Navigation
   ---------------------------------------- */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background-color: var(--color-bg-primary);
    border-bottom: 1px solid transparent;
    transition: border-color var(--transition-base);
}

.nav--scrolled {
    border-bottom-color: var(--color-border);
}

.nav__container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: var(--space-md) var(--space-lg);
}

.nav__logo {
    font-weight: var(--font-weight-bold);
    font-size: var(--text-sm);
    letter-spacing: var(--tracking-wider);
    text-transform: uppercase;
}

.nav__logo:hover {
    text-decoration: none;
    opacity: 0.7;
}

.nav__links {
    display: flex;
    gap: var(--space-lg);
}

.nav__link {
    font-size: var(--text-xs);
    font-weight: var(--font-weight-regular);
    text-transform: uppercase;
    letter-spacing: var(--tracking-widest);
    color: var(--color-text-secondary);
    transition: color var(--transition-fast);
}

.nav__link:hover {
    color: var(--color-text-primary);
    text-decoration: none;
}

/* Mobile Toggle */
.nav__toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 32px;
    height: 32px;
    background: none;
    border: none;
    cursor: pointer;
    gap: 6px;
}

.nav__toggle-line {
    display: block;
    width: 20px;
    height: 1px;
    background-color: var(--color-statement-black);
    transition: transform var(--transition-base), opacity var(--transition-base);
}

.nav__toggle[aria-expanded="true"] .nav__toggle-line:first-child {
    transform: translateY(3.5px) rotate(45deg);
}

.nav__toggle[aria-expanded="true"] .nav__toggle-line:last-child {
    transform: translateY(-3.5px) rotate(-45deg);
}

/* ----------------------------------------
   Hero Section
   ---------------------------------------- */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: calc(var(--space-4xl) + 60px) var(--space-lg) var(--space-3xl);
}

.hero__content {
    text-align: center;
    margin-bottom: var(--space-3xl);
}

.hero__title {
    font-size: clamp(2.5rem, 8vw, 5rem);
    letter-spacing: var(--tracking-wider);
    margin-bottom: var(--space-sm);
}

.hero__subtitle {
    font-size: var(--text-base);
    font-weight: var(--font-weight-light);
    color: var(--color-text-secondary);
    letter-spacing: var(--tracking-wide);
}

.hero__featured {
    max-width: 900px;
    margin: 0 auto;
}

.hero__artwork {
    display: block;
}

.hero__image {
    width: 100%;
    height: auto;
    max-height: 70vh;
    object-fit: contain;
}

.hero__caption {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-top: var(--space-md);
    gap: var(--space-xs);
}

.caption__title {
    font-size: var(--text-base);
    font-weight: var(--font-weight-regular);
    color: var(--color-text-primary);
}

.caption__details {
    font-size: var(--text-sm);
    font-weight: var(--font-weight-light);
    color: var(--color-text-secondary);
    letter-spacing: var(--tracking-wide);
}

/* ----------------------------------------
   Artwork Placeholders
   ---------------------------------------- */
.artwork-placeholder {
    position: relative;
    width: 100%;
    background-color: var(--color-off-white);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

/* Aspect Ratios */
.artwork-placeholder[data-aspect="1:1"] { aspect-ratio: 1 / 1; }
.artwork-placeholder[data-aspect="4:3"] { aspect-ratio: 4 / 3; }
.artwork-placeholder[data-aspect="3:4"] { aspect-ratio: 3 / 4; }
.artwork-placeholder[data-aspect="4:5"] { aspect-ratio: 4 / 5; }
.artwork-placeholder[data-aspect="5:4"] { aspect-ratio: 5 / 4; }
.artwork-placeholder[data-aspect="16:9"] { aspect-ratio: 16 / 9; }
.artwork-placeholder[data-aspect="3:2"] { aspect-ratio: 3 / 2; }

.artwork-placeholder__label {
    font-size: var(--text-xs);
    font-weight: var(--font-weight-light);
    color: var(--color-mid-grey);
    text-transform: uppercase;
    letter-spacing: var(--tracking-widest);
}

.artwork-placeholder--hero {
    aspect-ratio: 4 / 3;
}

.artwork-placeholder--portrait {
    aspect-ratio: 3 / 4;
}

/* ----------------------------------------
   Sections
   ---------------------------------------- */
.section {
    padding: var(--space-4xl) var(--space-lg);
}

.section__header {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-lg);
    margin-bottom: var(--space-3xl);
}

.section__title {
    font-size: var(--text-2xl);
    text-align: center;
    letter-spacing: var(--tracking-wide);
}

.section__title--centered {
    text-align: center;
    margin-bottom: var(--space-3xl);
}

.section__cta {
    display: flex;
    justify-content: center;
    margin-top: var(--space-3xl);
}

/* Alternating section backgrounds */
.section--about,
.section--services {
    background-color: var(--color-off-white);
}

.section__subtitle {
    font-size: var(--text-base);
    font-weight: var(--font-weight-light);
    color: var(--color-text-secondary);
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

/* ----------------------------------------
   Filter Buttons
   ---------------------------------------- */
.section__filter {
    display: flex;
    gap: var(--space-sm);
    flex-wrap: wrap;
    justify-content: center;
}

.filter-btn {
    font-family: var(--font-family);
    font-size: var(--text-xs);
    font-weight: var(--font-weight-regular);
    text-transform: uppercase;
    letter-spacing: var(--tracking-widest);
    color: var(--color-text-secondary);
    background: none;
    border: none;
    padding: var(--space-xs) var(--space-sm);
    cursor: pointer;
    transition: color var(--transition-fast);
}

.filter-btn:hover {
    color: var(--color-text-primary);
}

.filter-btn--active {
    color: var(--color-text-primary);
    border-bottom: 1px solid var(--color-statement-black);
}

/* ----------------------------------------
   Gallery Grid
   ---------------------------------------- */
.gallery {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--grid-gutter);
    max-width: var(--container-max);
    margin: 0 auto;
}

.gallery__item {
    opacity: 1;
    transform: translateY(0);
    transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.gallery__item--hidden {
    opacity: 0;
    transform: translateY(20px);
    pointer-events: none;
    position: absolute;
    visibility: hidden;
}

.gallery__link {
    display: block;
    text-decoration: none;
}

.gallery__link:hover {
    text-decoration: none;
}

.gallery__link:hover .artwork-placeholder {
    opacity: 0.9;
}

.gallery__info {
    padding-top: var(--space-sm);
}

.gallery__title {
    font-size: var(--text-sm);
    font-weight: var(--font-weight-regular);
    letter-spacing: var(--tracking-normal);
    margin-bottom: 4px;
}

.gallery__meta {
    font-size: var(--text-xs);
    font-weight: var(--font-weight-light);
    color: var(--color-text-muted);
    letter-spacing: var(--tracking-wide);
    margin-bottom: 4px;
}

.gallery__status {
    font-size: var(--text-xs);
    font-weight: var(--font-weight-light);
    letter-spacing: var(--tracking-wide);
}

.gallery__status--available {
    color: var(--color-text-primary);
}

.gallery__status--sold {
    color: var(--color-text-muted);
}

.gallery__image {
    width: 100%;
    aspect-ratio: 4 / 5;
    object-fit: cover;
    background-color: var(--color-off-white);
    transition: opacity var(--transition-fast);
}

.gallery__link:hover .gallery__image {
    opacity: 0.9;
}

/* ----------------------------------------
   About Section
   ---------------------------------------- */
.about__container {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--space-3xl);
    max-width: var(--container-max);
    margin: 0 auto;
    align-items: start;
}

.about__image {
    position: sticky;
    top: calc(var(--space-4xl) + 80px);
}

.about__img {
    width: 100%;
    height: auto;
    object-fit: cover;
}

.about__content {
    max-width: 600px;
}

.about__content .section__title {
    text-align: left;
    margin-bottom: var(--space-lg);
}

.about__text {
    margin-bottom: var(--space-xl);
}

.about__text p {
    margin-bottom: var(--space-md);
}

.about__text p:last-child {
    font-style: italic;
    color: var(--color-text-primary);
    border-left: 1px solid var(--color-border);
    padding-left: var(--space-md);
    margin-top: var(--space-lg);
}

.about__credentials {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    padding-top: var(--space-lg);
    border-top: 1px solid var(--color-border);
}

.credential {
    display: flex;
    gap: var(--space-lg);
}

.credential__label {
    font-size: var(--text-xs);
    font-weight: var(--font-weight-light);
    text-transform: uppercase;
    letter-spacing: var(--tracking-widest);
    color: var(--color-text-muted);
    width: 120px;
    flex-shrink: 0;
}

.credential__value {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
}

/* ----------------------------------------
   Process Section
   ---------------------------------------- */
.process__gallery {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--grid-gutter);
    max-width: var(--container-max);
    margin: 0 auto;
}

.process__item {
    display: block;
}

.process__caption {
    font-size: var(--text-xs);
    font-weight: var(--font-weight-light);
    color: var(--color-text-muted);
    text-align: center;
    margin-top: var(--space-sm);
    letter-spacing: var(--tracking-wide);
}

/* ----------------------------------------
   Murals Section
   ---------------------------------------- */
.murals__gallery {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--grid-gutter);
    max-width: var(--container-max);
    margin: 0 auto;
}

.murals__item {
    display: block;
}

.murals__item--large {
    grid-column: span 2;
    grid-row: span 2;
}

.murals__caption {
    padding-top: var(--space-sm);
}

.murals__title {
    font-size: var(--text-sm);
    font-weight: var(--font-weight-regular);
    letter-spacing: var(--tracking-normal);
    margin-bottom: 4px;
}

.murals__location {
    font-size: var(--text-xs);
    font-weight: var(--font-weight-light);
    color: var(--color-text-muted);
    letter-spacing: var(--tracking-wide);
}

.murals__image {
    width: 100%;
    height: auto;
    aspect-ratio: 4 / 3;
    object-fit: cover;
    background-color: var(--color-off-white);
}

.murals__item--large .murals__image {
    aspect-ratio: 16 / 9;
}

/* ----------------------------------------
   Services Section
   ---------------------------------------- */
.services__container {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: var(--space-3xl);
    max-width: var(--container-max);
    margin: 0 auto;
    align-items: start;
}

.services__content .section__title {
    text-align: left;
    margin-bottom: var(--space-md);
}

.services__intro {
    font-size: var(--text-base);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-xl);
    line-height: var(--leading-relaxed);
}

.services__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
}

.service-card {
    padding: var(--space-lg);
    border: 1px solid var(--color-border);
    background-color: var(--color-bg-primary);
}

.service-card__title {
    font-size: var(--text-base);
    font-weight: var(--font-weight-bold);
    letter-spacing: var(--tracking-wide);
    margin-bottom: var(--space-sm);
}

.service-card__description {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-sm);
    line-height: var(--leading-relaxed);
}

.service-card__list {
    font-size: var(--text-sm);
    color: var(--color-text-muted);
}

.service-card__list li {
    padding-left: var(--space-sm);
    position: relative;
    margin-bottom: 4px;
}

.service-card__list li::before {
    content: '—';
    position: absolute;
    left: 0;
    color: var(--color-mid-grey);
}

.services__image-caption {
    font-size: var(--text-xs);
    font-weight: var(--font-weight-light);
    color: var(--color-text-muted);
    text-align: center;
    margin-top: var(--space-sm);
    letter-spacing: var(--tracking-wide);
}

/* ----------------------------------------
   Contact Section
   ---------------------------------------- */
.contact__container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    max-width: var(--container-max);
    margin: 0 auto;
}

.contact__info .section__title {
    text-align: left;
    margin-bottom: var(--space-lg);
}

.contact__details {
    margin-bottom: var(--space-xl);
}

.contact__detail {
    margin-bottom: var(--space-md);
}

.contact__label {
    display: block;
    font-size: var(--text-xs);
    font-weight: var(--font-weight-light);
    text-transform: uppercase;
    letter-spacing: var(--tracking-widest);
    color: var(--color-text-muted);
    margin-bottom: 4px;
}

.contact__value {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    line-height: var(--leading-relaxed);
}

a.contact__value:hover {
    color: var(--color-text-primary);
}

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

.contact__social-link {
    font-size: var(--text-xs);
    font-weight: var(--font-weight-regular);
    text-transform: uppercase;
    letter-spacing: var(--tracking-widest);
    color: var(--color-text-secondary);
}

/* ----------------------------------------
   Forms
   ---------------------------------------- */
.contact__form {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

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

.form__label {
    font-size: var(--text-xs);
    font-weight: var(--font-weight-light);
    text-transform: uppercase;
    letter-spacing: var(--tracking-widest);
    color: var(--color-text-muted);
}

.form__input,
.form__select,
.form__textarea {
    font-family: var(--font-family);
    font-size: var(--text-sm);
    color: var(--color-text-primary);
    background-color: var(--color-bg-primary);
    border: 1px solid var(--color-border);
    padding: var(--space-sm);
    transition: border-color var(--transition-fast);
    border-radius: var(--radius-sm);
}

.form__input:focus,
.form__select:focus,
.form__textarea:focus {
    outline: none;
    border-color: var(--color-statement-black);
}

.form__select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23666666' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right var(--space-sm) center;
    padding-right: var(--space-xl);
}

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

.form__success {
    text-align: center;
    padding: var(--space-xl) var(--space-md);
}

.form__success-title {
    font-size: var(--text-lg);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--space-sm);
    color: var(--color-text-primary);
}

.form__success-text {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    line-height: var(--leading-relaxed);
}

/* ----------------------------------------
   Buttons
   ---------------------------------------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-family);
    font-size: var(--text-xs);
    font-weight: var(--font-weight-regular);
    text-transform: uppercase;
    letter-spacing: var(--tracking-widest);
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-base);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
}

.btn:hover {
    text-decoration: none;
}

.btn--primary {
    background-color: var(--color-statement-black);
    color: var(--color-gallery-white);
    border: 1px solid var(--color-statement-black);
}

.btn--primary:hover {
    background-color: var(--color-dark-grey);
    border-color: var(--color-dark-grey);
}

.btn--secondary {
    background-color: transparent;
    color: var(--color-statement-black);
    border: 1px solid var(--color-statement-black);
}

.btn--secondary:hover {
    background-color: var(--color-statement-black);
    color: var(--color-gallery-white);
}

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

/* ----------------------------------------
   Newsletter Section
   ---------------------------------------- */
.section--newsletter {
    padding: var(--space-3xl) var(--space-lg);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.newsletter__container {
    max-width: 500px;
    margin: 0 auto;
    text-align: center;
}

.newsletter__title {
    font-size: var(--text-lg);
    letter-spacing: var(--tracking-wide);
    margin-bottom: var(--space-sm);
}

.newsletter__text {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-lg);
}

.newsletter__form {
    display: flex;
    gap: var(--space-sm);
}

.newsletter__input {
    flex: 1;
    font-family: var(--font-family);
    font-size: var(--text-sm);
    color: var(--color-text-primary);
    background-color: var(--color-bg-primary);
    border: 1px solid var(--color-border);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-sm);
}

.newsletter__input:focus {
    outline: none;
    border-color: var(--color-statement-black);
}

.newsletter__input::placeholder {
    color: var(--color-text-muted);
}

/* ----------------------------------------
   Footer
   ---------------------------------------- */
.footer {
    padding: var(--space-3xl) var(--space-lg);
    background-color: var(--color-off-white);
}

.footer__container {
    max-width: var(--container-max);
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-lg);
}

.footer__primary {
    text-align: center;
}

.footer__name {
    display: block;
    font-size: var(--text-sm);
    font-weight: var(--font-weight-bold);
    letter-spacing: var(--tracking-wider);
    text-transform: uppercase;
    margin-bottom: 4px;
}

.footer__tagline {
    font-size: var(--text-xs);
    font-weight: var(--font-weight-light);
    color: var(--color-text-muted);
    letter-spacing: var(--tracking-wide);
}

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

.footer__nav a {
    font-size: var(--text-xs);
    font-weight: var(--font-weight-regular);
    text-transform: uppercase;
    letter-spacing: var(--tracking-widest);
    color: var(--color-text-secondary);
}

.footer__nav a:hover {
    color: var(--color-text-primary);
    text-decoration: none;
}

.footer__secondary {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    padding-top: var(--space-lg);
    border-top: 1px solid var(--color-border);
    width: 100%;
    max-width: 600px;
}

.footer__copyright {
    font-size: var(--text-xs);
    font-weight: var(--font-weight-light);
    color: var(--color-text-muted);
}

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

.footer__legal a {
    font-size: var(--text-xs);
    font-weight: var(--font-weight-light);
    color: var(--color-text-muted);
}

/* ----------------------------------------
   Modal
   ---------------------------------------- */
.modal {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-base), visibility var(--transition-base);
}

.modal[aria-hidden="false"] {
    opacity: 1;
    visibility: visible;
}

.modal__overlay {
    position: absolute;
    inset: 0;
    background-color: rgba(255, 255, 255, 0.95);
    cursor: pointer;
}

.modal__container {
    position: relative;
    width: 90%;
    max-width: 1100px;
    max-height: 90vh;
    overflow-y: auto;
    background-color: var(--color-bg-primary);
    z-index: 1;
}

.modal__close {
    position: absolute;
    top: var(--space-md);
    right: var(--space-md);
    width: 32px;
    height: 32px;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 10;
}

.modal__close span {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 1px;
    background-color: var(--color-statement-black);
}

.modal__close span:first-child {
    transform: translate(-50%, -50%) rotate(45deg);
}

.modal__close span:last-child {
    transform: translate(-50%, -50%) rotate(-45deg);
}

.modal__content {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: var(--space-xl);
    padding: var(--space-xl);
}

.modal__image {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal__img {
    max-width: 100%;
    max-height: 80vh;
    object-fit: contain;
    border-radius: 4px;
}

.artwork-placeholder--modal {
    aspect-ratio: 4 / 5;
}

.modal__info {
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: var(--space-md) 0;
}

.modal__title {
    font-size: var(--text-xl);
    letter-spacing: var(--tracking-wide);
    margin-bottom: var(--space-md);
}

.modal__details {
    margin-bottom: var(--space-lg);
    padding-bottom: var(--space-lg);
    border-bottom: 1px solid var(--color-border);
}

.modal__details p {
    font-size: var(--text-sm);
    margin-bottom: 4px;
}

.modal__year {
    font-weight: var(--font-weight-regular);
    color: var(--color-text-primary);
}

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

.modal__description p {
    font-size: var(--text-sm);
    line-height: var(--leading-relaxed);
}

.modal__availability {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.modal__status {
    font-size: var(--text-xs);
    font-weight: var(--font-weight-regular);
    text-transform: uppercase;
    letter-spacing: var(--tracking-widest);
}

.modal__status--available {
    color: var(--color-text-primary);
}

.modal__status--sold {
    color: var(--color-text-muted);
}

.modal__price {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
}

.modal__navigation {
    position: absolute;
    bottom: var(--space-xl);
    left: var(--space-xl);
    display: flex;
    gap: var(--space-sm);
}

.modal__nav-btn {
    font-family: var(--font-family);
    font-size: var(--text-xs);
    font-weight: var(--font-weight-regular);
    text-transform: uppercase;
    letter-spacing: var(--tracking-widest);
    color: var(--color-text-secondary);
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-xs) var(--space-sm);
    transition: color var(--transition-fast);
}

.modal__nav-btn:hover {
    color: var(--color-text-primary);
}

/* ----------------------------------------
   Simple Lightbox
   ---------------------------------------- */

.lightbox {
    position: fixed;
    inset: 0;
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-base), visibility var(--transition-base);
}

.lightbox[aria-hidden="false"] {
    opacity: 1;
    visibility: visible;
}

.lightbox__overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.95);
    cursor: pointer;
}

.lightbox__container {
    position: relative;
    max-width: 90vw;
    max-height: 90vh;
    z-index: 1;
}

.lightbox__image {
    max-width: 90vw;
    max-height: 90vh;
    object-fit: contain;
    display: block;
}

.lightbox__close {
    position: absolute;
    top: -40px;
    right: 0;
    width: 32px;
    height: 32px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
}

.lightbox__close span {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 24px;
    height: 1px;
    background: var(--color-background);
}

.lightbox__close span:first-child {
    transform: translate(-50%, -50%) rotate(45deg);
}

.lightbox__close span:last-child {
    transform: translate(-50%, -50%) rotate(-45deg);
}

.lightbox__close:hover span {
    background: var(--color-text-muted);
}

/* Lightbox trigger styles */
.lightbox-trigger {
    display: block;
    cursor: zoom-in;
}

.lightbox-trigger img {
    transition: opacity var(--transition-fast);
}

.lightbox-trigger:hover img {
    opacity: 0.9;
}

/* ----------------------------------------
   Responsive Styles
   ---------------------------------------- */

/* Large screens */
@media (max-width: 1200px) {
    .gallery {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Tablets */
@media (max-width: 992px) {
    :root {
        --space-4xl: 6rem;
        --space-3xl: 4rem;
    }

    .gallery {
        grid-template-columns: repeat(2, 1fr);
    }

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

    .about__image {
        position: relative;
        top: 0;
        max-width: 400px;
        margin: 0 auto;
    }

    .about__content {
        max-width: 100%;
    }

    .about__content .section__title {
        text-align: center;
    }

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

    .services__content .section__title {
        text-align: center;
    }

    .services__image {
        order: -1;
        max-width: 400px;
        margin: 0 auto;
    }

    .murals__gallery {
        grid-template-columns: repeat(2, 1fr);
    }

    .murals__item--large {
        grid-column: span 2;
        grid-row: span 1;
    }

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

    .contact__info .section__title {
        text-align: center;
    }

    .contact__details,
    .contact__social {
        text-align: center;
        justify-content: center;
    }

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

    .modal__navigation {
        position: relative;
        bottom: 0;
        left: 0;
        padding: 0 var(--space-xl) var(--space-xl);
        justify-content: center;
    }
}

/* Mobile */
@media (max-width: 768px) {
    :root {
        --space-4xl: 4rem;
        --space-3xl: 3rem;
        --space-2xl: 2rem;
    }

    .nav__toggle {
        display: flex;
    }

    .nav__links {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: var(--space-lg);
        background-color: var(--color-bg-primary);
        opacity: 0;
        visibility: hidden;
        transition: opacity var(--transition-base), visibility var(--transition-base);
        z-index: -1;
    }

    .nav__links--open {
        opacity: 1;
        visibility: visible;
        z-index: 99;
    }

    .nav__link {
        font-size: var(--text-sm);
    }

    .hero {
        min-height: auto;
        padding: calc(var(--space-4xl) + 60px) var(--space-md) var(--space-2xl);
    }

    .hero__title {
        font-size: clamp(2rem, 10vw, 3rem);
    }

    .section {
        padding: var(--space-3xl) var(--space-md);
    }

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

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

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

    .murals__item--large {
        grid-column: span 1;
    }

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

    .service-card {
        padding: var(--space-md);
    }

    .credential {
        flex-direction: column;
        gap: 4px;
    }

    .credential__label {
        width: auto;
    }

    .newsletter__form {
        flex-direction: column;
    }

    .footer__nav {
        flex-direction: column;
        align-items: center;
    }

    .modal__container {
        width: 100%;
        height: 100%;
        max-height: 100%;
        border-radius: 0;
    }

    .modal__content {
        padding: var(--space-xl) var(--space-md);
    }
}

/* Small mobile */
@media (max-width: 480px) {
    .section__filter {
        gap: var(--space-xs);
    }

    .filter-btn {
        font-size: 10px;
        padding: var(--space-xs);
    }

    .btn {
        font-size: 10px;
        padding: var(--space-sm);
    }
}

/* ----------------------------------------
   Animations
   ---------------------------------------- */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fade-in {
    animation: fadeIn 0.6s ease forwards;
}

/* Staggered animations for gallery items */
.gallery__item:nth-child(1) { animation-delay: 0.1s; }
.gallery__item:nth-child(2) { animation-delay: 0.15s; }
.gallery__item:nth-child(3) { animation-delay: 0.2s; }
.gallery__item:nth-child(4) { animation-delay: 0.25s; }
.gallery__item:nth-child(5) { animation-delay: 0.3s; }
.gallery__item:nth-child(6) { animation-delay: 0.35s; }
.gallery__item:nth-child(7) { animation-delay: 0.4s; }
.gallery__item:nth-child(8) { animation-delay: 0.45s; }

/* 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;
    }
}