/*
Theme Name:  Colin Carruthers — Fine Artist
Theme URI:   https://www.colincarruthers.com
Author:      Colin Carruthers
Author URI:  https://www.colincarruthers.com
Description: A brutally minimal portfolio theme for landscape and seascape painter Colin Carruthers.
Version:     1.0.0
License:     GNU General Public License v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: carruthers
Tags:        portfolio, minimal, one-page, artist, custom-colors
*/

/* =============================================================
   CUSTOMISE THIS THEME
   All site-wide design tokens live in :root below.
   Change fonts, colours, and spacing here — nothing else needs touching.
   ============================================================= */

:root {
    /* --- Typography --- */
    --font-display:  'Cormorant Garamond', Georgia, serif;  /* hero / section headings */
    --font-body:     'DM Sans', system-ui, sans-serif;       /* body copy & navigation */

    /* --- Colours --- */
    --color-bg:          #f8f7f4;   /* warm off-white page background */
    --color-surface:     #ffffff;   /* card / panel backgrounds */
    --color-text:        #1a1a18;   /* primary text */
    --color-muted:       #6b6b66;   /* secondary / caption text */
    --color-border:      #e2e0da;   /* hairline borders */
    --color-accent:      #2a4a3e;   /* dark forest green — nav active, links */
    --color-accent-warm: #8b6548;   /* warm earth — hover states */

    /* --- Spacing scale --- */
    --space-xs:   0.5rem;
    --space-sm:   1rem;
    --space-md:   2rem;
    --space-lg:   4rem;
    --space-xl:   7rem;

    /* --- Layout --- */
    --max-width:        1160px;
    --nav-height:       64px;
    --grid-gap:         1.5rem;
}

/* =============================================================
   RESET & BASE
   ============================================================= */

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    background-color: var(--color-bg);
    color: var(--color-text);
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.7;
    font-weight: 400;
    -webkit-font-smoothing: antialiased;
}

img, video { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* =============================================================
   TYPOGRAPHY
   ============================================================= */

h1, h2, h3, h4, h5 {
    font-family: var(--font-display);
    font-weight: 400;
    line-height: 1.15;
    letter-spacing: -0.01em;
}

.display {
    font-family: var(--font-display);
    font-size: clamp(3.5rem, 8vw, 7rem);
    font-weight: 300;
    line-height: 1.0;
    letter-spacing: -0.03em;
}

h2.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 300;
    margin-bottom: var(--space-md);
}

h3 {
    font-size: 1.35rem;
    font-weight: 400;
    margin-bottom: var(--space-xs);
}

p { margin-bottom: 1.1em; }
p:last-child { margin-bottom: 0; }

.eyebrow {
    font-family: var(--font-body);
    font-size: 0.7rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-muted);
    margin-bottom: var(--space-sm);
    display: block;
}

/* =============================================================
   LAYOUT UTILITIES
   ============================================================= */

.container {
    width: 100%;
    max-width: var(--max-width);
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--space-md);
    padding-right: var(--space-md);
}

.section {
    padding-top: var(--space-xl);
    padding-bottom: var(--space-xl);
}

.section--flush-top { padding-top: 0; }

/* =============================================================
   NAVIGATION
   ============================================================= */

.site-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    height: var(--nav-height);
    display: flex;
    align-items: center;
    background-color: rgba(248, 247, 244, 0.92);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border-bottom: 1px solid transparent;
    transition: border-color 0.3s ease;
}

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

.site-nav__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
}

.site-nav__logo {
    font-family: var(--font-display);
    font-size: 1.2rem;
    font-weight: 400;
    letter-spacing: 0.02em;
    color: var(--color-text);
}

.site-nav__logo span {
    display: block;
    font-family: var(--font-body);
    font-size: 0.65rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--color-muted);
    margin-top: 1px;
}

.site-nav__links {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.site-nav__links a {
    font-size: 0.8rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--color-muted);
    transition: color 0.2s ease;
}

.site-nav__links a:hover,
.site-nav__links a.active {
    color: var(--color-accent);
}

.site-nav__sep {
    width: 1px;
    height: 14px;
    background: var(--color-border);
    align-self: center;
    margin: 0 0.25rem;
}

.site-nav__instagram {
    display: flex;
    align-items: center;
    color: var(--color-muted);
    transition: color 0.2s ease;
}

.site-nav__instagram:hover {
    color: var(--color-accent);
}

/* Hamburger */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.nav-toggle span {
    display: block;
    width: 22px;
    height: 1px;
    background: var(--color-text);
    transition: transform 0.25s ease, opacity 0.25s ease;
}

.nav-toggle.open span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* =============================================================
   HERO
   ============================================================= */

.hero {
    min-height: 100svh;
    display: flex;
    align-items: flex-end;
    padding-top: var(--nav-height);
    padding-bottom: var(--space-xl);
    position: relative;
    overflow: hidden;
}

.hero__bg {
    position: absolute;
    inset: 0;
    background-color: #dcd8d0; /* fallback — replace with actual painting image */
    background-image: url('<?php echo get_template_directory_uri(); ?>/assets/images/hero.jpg');
    background-size: cover;
    background-position: center 40%;
    z-index: 0;
    transform: scale(1.08);
    transition: transform 8s ease-out;
}

.hero__bg.loaded { transform: scale(1.0); }

.hero__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to top,
        rgba(10, 10, 8, 0.72) 0%,
        rgba(10, 10, 8, 0.25) 50%,
        rgba(10, 10, 8, 0.08) 100%
    );
    z-index: 1;
}

.hero__content {
    position: relative;
    z-index: 2;
    color: #ffffff;
}

.hero__content .eyebrow { color: rgba(255,255,255,0.65); }

.hero__name {
    font-family: var(--font-display);
    font-size: clamp(3.8rem, 9vw, 8rem);
    font-weight: 300;
    line-height: 0.95;
    letter-spacing: -0.03em;
    margin-bottom: var(--space-sm);
}

.hero__tagline {
    font-family: var(--font-body);
    font-size: clamp(0.9rem, 1.5vw, 1.1rem);
    color: rgba(255, 255, 255, 0.72);
    max-width: 440px;
    font-weight: 300;
    margin-bottom: var(--space-md);
    line-height: 1.6;
}

.hero__cta {
    display: inline-flex;
    align-items: center;
    gap: 0.6em;
    font-size: 0.78rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: #ffffff;
    border-bottom: 1px solid rgba(255,255,255,0.45);
    padding-bottom: 3px;
    transition: border-color 0.2s ease, gap 0.2s ease;
}

.hero__cta:hover {
    border-color: #ffffff;
    gap: 0.9em;
}

/* =============================================================
   ABOUT SECTION
   ============================================================= */

.about {
    background-color: var(--color-surface);
}

.about__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
    align-items: start;
}

.about__image-wrap {
    position: sticky;
    top: calc(var(--nav-height) + var(--space-md));
}

.about__image-wrap img {
    width: 100%;
    aspect-ratio: 3/4;
    object-fit: cover;
    filter: grayscale(15%);
}

.about__image-caption {
    margin-top: var(--space-xs);
    font-size: 0.78rem;
    color: var(--color-muted);
    letter-spacing: 0.04em;
    font-style: italic;
}

.about__body p {
    font-size: 1.0625rem;
    color: var(--color-text);
    line-height: 1.8;
}

.about__body p.lead {
    font-family: var(--font-display);
    font-size: 1.5rem;
    line-height: 1.45;
    font-weight: 300;
    color: var(--color-text);
    margin-bottom: var(--space-md);
}

.about__quote {
    margin: var(--space-md) 0;
    padding-left: var(--space-md);
    border-left: 2px solid var(--color-accent);
}

.about__quote p {
    font-family: var(--font-display);
    font-size: 1.35rem;
    font-style: italic;
    font-weight: 300;
    line-height: 1.5;
    color: var(--color-text);
    margin-bottom: 0;
}

/* =============================================================
   WORK / PORTFOLIO GRID
   ============================================================= */

.work {
    background-color: var(--color-bg);
}

.work__header {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: var(--space-md);
    margin-bottom: var(--space-md);
    flex-wrap: wrap;
}

.work__header .section-title {
    margin-bottom: 0;
}

.work__view-all {
    font-size: 0.78rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-muted);
    text-decoration: none;
    border-bottom: 1px solid var(--color-border);
    padding-bottom: 2px;
    white-space: nowrap;
    align-self: center;
    transition: color 0.2s, border-color 0.2s;
}

.work__view-all:hover {
    color: var(--color-accent);
    border-color: var(--color-accent);
}

.work__footer {
    margin-top: var(--space-lg);
    text-align: center;
}

.work__view-all-btn {
    display: inline-block;
    font-family: var(--font-body);
    font-size: 0.78rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--color-text);
    text-decoration: none;
    border: 1px solid var(--color-border);
    padding: 0.85rem 2.5rem;
    transition: all 0.2s;
}

.work__view-all-btn:hover {
    background: var(--color-accent);
    border-color: var(--color-accent);
    color: #ffffff;
}

.work__filter {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    align-items: center;
}

.work__filter button {
    background: none;
    border: 1px solid var(--color-border);
    padding: 0.4em 1.1em;
    font-family: var(--font-body);
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-muted);
    cursor: pointer;
    transition: all 0.2s ease;
}

.work__filter button:hover,
.work__filter button.active {
    background-color: var(--color-accent);
    border-color: var(--color-accent);
    color: #ffffff;
}

.work__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--grid-gap);
}

/* Variable-height masonry feel */
.work__grid .item:nth-child(4n+1) { grid-column: span 2; }
.work__grid .item:nth-child(7n+3) { grid-column: span 1; }

.work__item {
    cursor: pointer;
}

.work__item-img {
    width: 100%;
    aspect-ratio: 4/3;
    object-fit: cover;
    display: block;
    overflow: hidden;
    transition: transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94), filter 0.4s ease;
    filter: saturate(0.9);
}

.work__item:hover .work__item-img {
    transform: scale(1.04);
    filter: saturate(1.05);
}

.work__item-info {
    padding: 0.9rem 0 0;
}

.work__item-title {
    font-family: var(--font-display);
    font-size: 1.05rem;
    font-weight: 400;
    color: var(--color-text);
    margin-bottom: 0.15rem;
}

.work__item-meta {
    font-size: 0.78rem;
    color: var(--color-muted);
    letter-spacing: 0.04em;
}

.work__item-gallery {
    font-size: 0.75rem;
    color: var(--color-muted);
    letter-spacing: 0.04em;
    margin-top: 0.2rem;
}

.work__item-gallery a {
    color: var(--color-accent);
    text-decoration: none;
    border-bottom: 1px solid transparent;
    transition: border-color 0.2s;
}

.work__item-gallery a:hover {
    border-bottom-color: var(--color-accent);
}

/* also fix img-wrap to clip badge properly */
.work__item-img-wrap {
    position: relative;
    overflow: hidden;
}

.work__item-img-wrap {
    position: relative;
    overflow: hidden;
}

.work__item-badge {
    position: absolute;
    top: 0.65rem;
    right: 0.65rem;
    font-family: var(--font-body);
    font-size: 0.65rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    padding: 0.3em 0.7em;
    background: rgba(248, 247, 244, 0.92);
    color: var(--color-muted);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
}

.work__item-badge--sold {
    background: rgba(26, 26, 24, 0.78);
    color: rgba(255, 255, 255, 0.85);
}

.work__item-badge--available {
    background: rgba(42, 74, 62, 0.85);
    color: rgba(255, 255, 255, 0.9);
}

.work__item-badge--not-for-sale {
    background: rgba(248, 247, 244, 0.92);
    color: var(--color-muted);
}

.work__item-badge--on-loan {
    background: rgba(139, 101, 72, 0.85);
    color: rgba(255, 255, 255, 0.9);
}

/* Lightbox */
.lightbox {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 200;
    background: rgba(8, 8, 6, 0.95);
    align-items: center;
    justify-content: center;
    padding: var(--space-md);
}

.lightbox.open { display: flex; }

.lightbox__inner {
    max-width: 90vw;
    max-height: 90vh;
    position: relative;
}

.lightbox__inner img {
    max-height: 85vh;
    object-fit: contain;
}

.lightbox__caption {
    margin-top: 0.75rem;
    text-align: center;
    color: rgba(255,255,255,0.6);
    font-size: 0.85rem;
    font-style: italic;
}

.lightbox__close {
    position: fixed;
    top: var(--space-md);
    right: var(--space-md);
    background: none;
    border: none;
    color: rgba(255,255,255,0.7);
    font-size: 1.5rem;
    cursor: pointer;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color 0.2s;
}

.lightbox__close:hover { color: #ffffff; }

/* =============================================================
   PRACTICE SECTION
   ============================================================= */

.practice {
    background-color: var(--color-surface);
}

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

.practice__card {
    padding: var(--space-md) 0;
    border-top: 1px solid var(--color-border);
}

.practice__card h3 {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 400;
    margin-bottom: var(--space-xs);
}

.practice__card p {
    font-size: 0.9375rem;
    color: var(--color-muted);
    line-height: 1.7;
    margin-bottom: 0;
}

/* =============================================================
   EXHIBITIONS / CV
   ============================================================= */

.cv {
    background-color: var(--color-bg);
}

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

.cv__section h3 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 300;
    margin-bottom: 0;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--color-border);
}

.cv__list li {
    display: grid;
    grid-template-columns: 64px 1fr;
    gap: var(--space-sm);
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--color-border);
    font-size: 0.9375rem;
    align-items: baseline;
}

.cv__list li:last-child { border-bottom: none; }

.cv__year {
    font-family: var(--font-display);
    font-size: 0.9rem;
    color: var(--color-muted);
    font-style: italic;
}

.cv__detail strong {
    display: block;
    font-weight: 500;
    color: var(--color-text);
    margin-bottom: 0.1rem;
}

.cv__detail span {
    font-size: 0.85rem;
    color: var(--color-muted);
}

.collections-note {
    margin-top: var(--space-md);
    padding: var(--space-md);
    background: var(--color-surface);
    border-left: 2px solid var(--color-accent);
    font-size: 0.9375rem;
    color: var(--color-muted);
}

/* =============================================================
   CONTACT
   ============================================================= */

.contact {
    background-color: var(--color-surface);
}

.contact__grid {
    display: grid;
    grid-template-columns: 1fr 1.6fr;
    gap: var(--space-lg);
}

.contact__intro p {
    font-family: var(--font-display);
    font-size: 1.35rem;
    font-weight: 300;
    line-height: 1.5;
}

.contact__form label {
    display: block;
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-muted);
    margin-bottom: 0.35rem;
}

.contact__form input,
.contact__form textarea,
.contact__form select {
    width: 100%;
    background: none;
    border: 1px solid var(--color-border);
    padding: 0.75rem var(--space-sm);
    font-family: var(--font-body);
    font-size: 0.9375rem;
    color: var(--color-text);
    border-radius: 0;
    outline: none;
    margin-bottom: var(--space-sm);
    transition: border-color 0.2s ease;
    appearance: none;
    -webkit-appearance: none;
}

.contact__form input:focus,
.contact__form textarea:focus {
    border-color: var(--color-accent);
}

.contact__form textarea {
    min-height: 140px;
    resize: vertical;
}

.contact__form button[type="submit"] {
    background-color: var(--color-accent);
    color: #ffffff;
    border: none;
    padding: 0.85rem 2.5rem;
    font-family: var(--font-body);
    font-size: 0.78rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    cursor: pointer;
    transition: background-color 0.2s ease;
}

.contact__form button[type="submit"]:hover {
    background-color: var(--color-accent-warm);
}

/* =============================================================
   FOOTER
   ============================================================= */

/* =============================================================
   MAILING LIST
   ============================================================= */

.mailing {
    background-color: var(--color-surface);
    border-top: 1px solid var(--color-border);
}

.mailing__inner {
    display: grid;
    grid-template-columns: 1fr 1.4fr;
    gap: var(--space-lg);
    align-items: center;
}

.mailing__inner .section-title { margin-bottom: var(--space-xs); }
.mailing__inner p { color: var(--color-muted); font-size: 0.9375rem; margin: 0; }

.mailing__fields {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.mailing__fields input {
    flex: 1;
    min-width: 160px;
    background: none;
    border: 1px solid var(--color-border);
    padding: 0.75rem 1rem;
    font-family: var(--font-body);
    font-size: 0.9375rem;
    color: var(--color-text);
    outline: none;
    transition: border-color 0.2s;
}

.mailing__fields input:focus { border-color: var(--color-accent); }

.mailing__fields button {
    background: var(--color-accent);
    color: #fff;
    border: none;
    padding: 0.75rem 2rem;
    font-family: var(--font-body);
    font-size: 0.78rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    cursor: pointer;
    white-space: nowrap;
    transition: background 0.2s;
}

.mailing__fields button:hover { background: var(--color-accent-warm); }

.mailing__response {
    font-size: 0.875rem;
    color: var(--color-accent);
    margin-top: 0.75rem;
    min-height: 1.2em;
}

/* =============================================================
   FOOTER
   ============================================================= */
    background-color: var(--color-text);
    color: rgba(255,255,255,0.55);
    padding: var(--space-lg) 0;
}

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

.site-footer__name {
    font-family: var(--font-display);
    font-size: 1.1rem;
    color: rgba(255,255,255,0.9);
}

.site-footer__links {
    display: flex;
    gap: var(--space-md);
    font-size: 0.78rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.site-footer__links a { transition: color 0.2s ease; }
.site-footer__links a:hover { color: rgba(255,255,255,0.9); }

.site-footer__copy {
    font-size: 0.78rem;
    width: 100%;
    margin-top: var(--space-sm);
    padding-top: var(--space-sm);
    border-top: 1px solid rgba(255,255,255,0.1);
}

/* =============================================================
   RESPONSIVE
   ============================================================= */

@media (max-width: 900px) {
    .site-nav__links { display: none; }
    .nav-toggle { display: flex; }

    .site-nav__links.mobile-open {
        display: flex;
        flex-direction: column;
        align-items: flex-start;
        position: fixed;
        inset: var(--nav-height) 0 0 0;
        background: var(--color-bg);
        padding: var(--space-lg) var(--space-md);
        gap: var(--space-md);
        z-index: 99;
    }

    .site-nav__links.mobile-open a {
        font-size: 1.1rem;
    }

    .about__grid,
    .cv__grid,
    .contact__grid { grid-template-columns: 1fr; }

    .about__image-wrap { position: relative; top: 0; }
    .about__image-wrap img { aspect-ratio: 16/9; }

    .work__grid { grid-template-columns: repeat(2, 1fr); }
    .work__grid .item:nth-child(4n+1) { grid-column: span 1; }

    .work__header { flex-direction: column; align-items: flex-start; gap: var(--space-sm); }

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

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

@media (max-width: 560px) {
    :root { --space-xl: 4rem; }

    .work__grid { grid-template-columns: 1fr; }
    .practice__grid { grid-template-columns: 1fr; }

    .site-footer__links { display: none; }
}