/*
Theme Name: FiveFiftyFive
Theme URI: https://marcelbultman.com/555
Author: Marcel Bultman
Author URI: https://marcelbultman.com
Description: A minimal photography portfolio theme with light/dark switching
Version: 0.5
License: GNU General Public License v2 or later
*/

/* ─── No Transition on Load ─────────────────────────────────────── */
.no-transition * {
    transition: none !important;
}

/* ─── Design Tokens ─────────────────────────────────────────────── */
:root {
    --color-bg:        #f5f5f3;
    --color-surface:   #ffffff;
    --color-text:      #1a1a1a;
    --color-muted:     #6b6b6b;
    --color-accent:    #ef2f1d;
    --color-border:    #e0e0dc;

    --font-main:       'Inter', system-ui, sans-serif;
    --size-nav:        100px;
    --spacing-gallery: 24px;
    --max-width:       1400px;
}

/* ─── Dark Mode Tokens ──────────────────────────────────────────── */
[data-theme="dark"] {
    --color-bg:        #1c1c1c;
    --color-surface:   #262626;
    --color-text:      #f0ede8;
    --color-muted:     #9a9a9a;
    --color-border:    #333333;
}

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

/* ─── Base ──────────────────────────────────────────────────────── */
html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    background-color: var(--color-bg);
    color: var(--color-text);
    font-family: var(--font-main);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

a {
    color: var(--color-text);
    text-decoration: none;
    transition: color 0.2s ease;
}

a:hover {
    color: var(--color-accent);
}

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

/* ─── Splash Screen ─────────────────────────────────────────────── */
.splash {
    position: fixed;
    inset: 0;
    background: var(--color-bg);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.6s ease;
}

.splash.hidden {
    opacity: 0;
    pointer-events: none;
}

.splash-content {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0;
}

.splash-logo {
    font-family: 'Barlow Condensed', sans-serif;
    font-weight: 700;
    font-size: 2.8rem;
    letter-spacing: 0.08em;
    color: var(--color-text);
    margin-bottom: 20px;
    text-transform: uppercase;
    line-height: 1;
}

.splash-logo span {
    color: var(--color-accent);
}

.splash-tagline {
    font-family: var(--font-main);
    font-size: 1rem;
    font-weight: 300;
    letter-spacing: 0.18em;
    color: var(--color-accent);
    text-transform: uppercase;
    text-align: center;
    opacity: 0;
    transition: opacity 0.5s ease;
    height: 1.5em;
    display: flex;
    align-items: center;
    justify-content: center;
}

.splash-tagline.visible {
    opacity: 1;
}

/* ─── Splash Logo ───────────────────────────────────────────────── */
.splash-logo-img {
    display: block;
    margin-bottom: 20px;
}

.splash-logo-img img {
    height: 53px;
    width: auto;
    display: block;
    margin: 0 auto;
}

/* ─── Cursor ────────────────────────────────────────────────────── */
.cursor {
    display: inline-block;
    width: 2px;
    height: 1em;
    background: var(--color-accent);
    margin-left: 2px;
    animation: blink 0.7s step-end infinite;
    vertical-align: middle;
}

.cursor.hidden {
    display: none;
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50%       { opacity: 0; }
}

/* ─── Header & Nav ──────────────────────────────────────────────── */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--size-nav);
    background-color: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    z-index: 100;
}

.site-nav {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 32px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.site-title {
    font-size: 1rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-text);
}

.site-title span {
    color: var(--color-accent);
}

/* WordPress nav menu */
.site-nav .menu {
    display: flex;
    gap: 32px;
    list-style: none;
}

.site-nav .menu a {
    font-size: 0.85rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--color-muted);
    transition: color 0.2s ease;
}

.site-nav .menu a:hover,
.site-nav .menu .current-menu-item a {
    color: var(--color-accent);
}

/* ─── Logo ──────────────────────────────────────────────────────── */
.site-logo {
    display: flex;
    align-items: center;
    flex-shrink: 0;
}

.site-logo img {
    height: auto;
    width: auto;
    display: block;
}

/* Show correct logo based on theme */
[data-theme="dark"]  .logo-light { display: none; }
[data-theme="dark"]  .logo-dark  { display: block; }
[data-theme="light"] .logo-dark  { display: none; }
[data-theme="light"] .logo-light { display: block; }

/* ─── Theme Switch ──────────────────────────────────────────────── */
.theme-switch-wrap {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
    margin-left: auto;
}

.theme-label {
    line-height: 1;
    color: var(--color-muted);
    display: flex;
    align-items: center;
}

.theme-moon-icon {
    transition: fill 0.3s ease, stroke 0.3s ease;
    fill: none;
    stroke: var(--color-muted);
}

[data-theme="dark"] .theme-moon-icon {
    fill: var(--color-muted);
    stroke: var(--color-muted);
}

.theme-switch {
    position: relative;
    display: inline-flex;
    align-items: center;
    width: 32px;
    height: 18px;
    cursor: pointer;
    flex-shrink: 0;
}

.theme-switch input {
    opacity: 0;
    width: 0;
    height: 0;
    position: absolute;
}

.theme-slider {
    position: absolute;
    inset: 0;
    background: #d0d0cc;
    border-radius: 18px;
    transition: background 0.3s ease;
}

.theme-slider::before {
    content: '';
    position: absolute;
    width: 13px;
    height: 13px;
    left: 2.5px;
    top: 2.5px;
    background: #ffffff;
    border-radius: 50%;
    transition: transform 0.3s ease;
    box-shadow: 0 1px 3px rgba(0,0,0,0.25);
}

.theme-switch input:checked + .theme-slider {
    background: var(--color-accent);
}

.theme-switch input:checked + .theme-slider::before {
    transform: translateX(14px);
}

/* ─── Main Content ──────────────────────────────────────────────── */
main {
    margin-top: var(--size-nav);
    max-width: var(--max-width);
    margin-left: auto;
    margin-right: auto;
    padding: 48px 32px;
}

/* ─── Gallery Grid ──────────────────────────────────────────────── */
.gallery-grid {
    position: relative;
}

.gallery-item {
    width: calc(33.333% - 16px);
    margin-bottom: var(--spacing-gallery);
}

/* ─── Gallery Intro ─────────────────────────────────────────────── */
.gallery-intro {
    width: 100%;
    margin-bottom: 48px;
}

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

/* ─── Social Links ──────────────────────────────────────────────── */
.social-links {
    display: flex;
    gap: 16px;
    margin-top: 16px;
}

.social-links a {
    color: var(--color-muted);
    transition: color 0.2s ease;
}

.social-links a:hover {
    color: var(--color-accent);
}

.social-links svg {
    width: 20px;
    height: 20px;
    display: block;
}

/* ─── Footer ────────────────────────────────────────────────────── */
.site-footer {
    border-top: 1px solid var(--color-border);
    padding: 32px;
    text-align: center;
    font-size: 0.8rem;
    color: var(--color-muted);
    letter-spacing: 0.04em;
}

/* ─── Gallery Page ──────────────────────────────────────────────── */
.gallery-main {
    margin-top: var(--size-nav);
    padding: 12px 32px 48px;
}

.gallery-intro > p:first-child {
    margin-bottom: 1.5em;
}

.gallery-item img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 2px;
    border: 4px solid #ffffff;
    box-shadow: 0 2px 12px rgba(0,0,0,0.15);
    transition: box-shadow 0.3s ease;
    cursor: pointer;
}

.gallery-item img:hover {
    box-shadow: 0 6px 28px rgba(0,0,0,0.30);
}

.gallery-item.isotope-hidden {
    pointer-events: none;
}

/* ─── Filter Bar ────────────────────────────────────────────────── */
.filter-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    padding: 24px 0 32px;
    border-top: 1px solid var(--color-border);
    margin-top: 24px;
}

.filter-btn {
    background: none;
    border: 1px solid var(--color-border);
    color: var(--color-muted);
    padding: 6px 16px;
    border-radius: 2px;
    cursor: pointer;
    font-size: 0.8rem;
    font-family: var(--font-main);
    letter-spacing: 0.05em;
    transition: all 0.2s ease;
}

.filter-btn:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
}

.filter-btn.active {
    background: var(--color-accent);
    border-color: var(--color-accent);
    color: #ffffff;
}

/* ─── Lightbox ──────────────────────────────────────────────────── */
.lightbox {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.95);
    z-index: 1000;
    align-items: center;
    justify-content: center;
}

.lightbox.active {
    display: flex;
}

.lightbox-img-wrap {
    position: relative;
    max-width: 90vw;
    max-height: calc(90vh - 64px);
    display: flex;
    align-items: center;
    justify-content: center;
}

.lightbox-img-wrap img {
    max-width: 90vw;
    max-height: calc(90vh - 64px);
    object-fit: contain;
    border-radius: 2px;
    border: 4px solid #ffffff;
}

#lightbox-img {
    transition: transform 0.2s ease, opacity 0.2s ease;
}

.lightbox-close {
    position: fixed;
    top: 24px;
    right: 32px;
    background: none;
    border: none;
    color: #888888;
    cursor: pointer;
    font-size: 2rem;
    padding: 16px;
    transition: color 0.2s ease;
    line-height: 1;
}

.lightbox-close:hover {
    color: #ffffff;
}

/* ─── Lightbox Bar ──────────────────────────────────────────────── */
.lightbox-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: 64px;
    background: rgba(0, 0, 0, 0.85);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
}

.lb-btn {
    background: none;
    border: none;
    color: #888888;
    cursor: pointer;
    font-size: 1.4rem;
    padding: 8px;
    transition: color 0.2s ease;
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
}

.lb-btn:hover {
    color: #ffffff;
}

.lightbox-counter {
    font-size: 0.85rem;
    letter-spacing: 0.06em;
    font-family: var(--font-main);
    color: #888888;
    min-width: 60px;
    text-align: center;
}

#counter-current {
    color: var(--color-accent);
    font-weight: 600;
}

/* ─── Lightbox Loading ──────────────────────────────────────────── */
.lightbox-loading {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 0.75rem;
    letter-spacing: 0.12em;
    color: #888888;
    text-transform: lowercase;
    display: flex;
    align-items: center;
    pointer-events: none;
    z-index: 1001;
    opacity: 0;
    transition: opacity 0.5s ease;
}

.lightbox-loading.visible {
    opacity: 1;
}

/* ─── Responsive ────────────────────────────────────────────────── */
@media (max-width: 900px) {
    .gallery-item { width: calc(50% - 12px); }
}

@media (max-width: 768px) {
    .gallery-intro { width: 100%; }
}

@media (max-width: 768px) {
    .site-nav {
        gap: 12px;
        padding: 0 20px;
    }

    .site-logo {
        flex-shrink: 1;
        min-width: 0;
        overflow: hidden;
    }

    .site-logo img {
        height: auto;
        max-height: 44px;
        width: auto;
        max-width: 100%;
    }

    .theme-switch-wrap {
        flex-shrink: 0;
        margin-left: auto;
    }
}

@media (max-width: 560px) {
    .gallery-item { width: 100%; }

    .site-header {
        height: auto;
        padding: 12px 0;
    }

    .site-nav {
        flex-wrap: nowrap;
        padding: 0 16px;
        gap: 12px;
    }

    .site-logo {
        flex-shrink: 1;
        min-width: 0;
        overflow: hidden;
    }

    .site-logo img {
        height: auto;
        max-height: 40px;
        width: auto;
        max-width: 100%;
    }

    .theme-switch-wrap {
        flex-shrink: 0;
        margin-left: auto;
    }
}

/* ─── 404 Page ──────────────────────────────────────────────────── */
.error-404 {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: calc(100vh - var(--size-nav));
    text-align: center;
}

.error-404-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
}

.error-404-code {
    font-family: 'Barlow Condensed', sans-serif;
    font-weight: 700;
    font-size: 8rem;
    letter-spacing: 0.05em;
    color: var(--color-text);
    line-height: 1;
}

.error-404-msg {
    font-size: 0.9rem;
    color: var(--color-muted);
    letter-spacing: 0.05em;
}

.error-404-redirect {
    font-size: 0.8rem;
    color: var(--color-muted);
    letter-spacing: 0.04em;
}

.error-404-back {
    font-size: 0.8rem;
    color: var(--color-muted);
    letter-spacing: 0.06em;
    transition: color 0.2s ease;
    margin-top: 4px;
}

.error-404-back:hover {
    color: var(--color-accent);
}

/* ─── Bio Columns ───────────────────────────────────────────────── */
.bio-columns {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
}

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

.bio-col p + p {
    margin-top: 1em;
}

/* ─── Mobile Filmstrip ──────────────────────────────────────────── */
.filmstrip-wrap {
    display: none;
}

@media (max-width: 560px) {
    .filmstrip-wrap {
        display: block;
        width: 100vw;
        margin-left: -32px;
        margin-bottom: 32px;
        overflow: hidden;
    }

    .filmstrip {
        display: flex;
        overflow-x: scroll;
        scroll-snap-type: x mandatory;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
        gap: 8px;
        padding: 0 16px;
    }

    .filmstrip::-webkit-scrollbar {
        display: none;
    }

    .filmstrip-slide {
        flex: 0 0 26vw;
        scroll-snap-align: start;
        cursor: pointer;
    }

    .filmstrip-slide img {
        width: 100%;
        height: 39vw;
        object-fit: cover;
        display: block;
        border: 3px solid #ffffff;
        border-radius: 2px;
    }
}

/* ─── Bio Desktop / Mobile ──────────────────────────────────────── */
.bio-mobile { display: none; }

@media (max-width: 560px) {
    .bio-desktop { display: none; }
    .bio-mobile  { display: block; }

    .bio-more {
        display: none;
    }

    .bio-more.visible {
        display: block;
        margin-top: 8px;
    }

    .bio-read-more {
        background: none;
        border: none;
        color: var(--color-accent);
        font-family: var(--font-main);
        font-size: 0.8rem;
        letter-spacing: 0.04em;
        cursor: pointer;
        padding: 0;
        margin-top: 0;
        display: inline;
    }

    .bio-read-more:hover {
        color: var(--color-accent);
    }
}

/* ─── Bio Mobile Typography ─────────────────────────────────────── */
@media (max-width: 560px) {
    .bio-mobile p,
    .bio-read-more {
        font-size: 0.85rem;
        line-height: 1.65;
    }
}

/* ─── Filter Toggle (mobile) ────────────────────────────────────── */
.filter-toggle-wrap {
    display: none;
}

@media (max-width: 560px) {
    .filter-toggle-wrap {
        display: block;
        margin-bottom: 8px;
    }

    .filter-toggle {
        background: none;
        border: none;
        color: var(--color-muted);
        font-family: var(--font-main);
        font-size: 0.85rem;
        letter-spacing: 0.04em;
        cursor: pointer;
        padding: 0;
    }

    .filter-toggle:hover {
        color: var(--color-accent);
    }

    #filter-bar {
        display: none;
    }

    #filter-bar.visible {
        display: flex;
    }
}

/* ─── Scroll to Top ─────────────────────────────────────────────── */
.scroll-top {
    position: fixed;
    bottom: 32px;
    right: 32px;
    width: 40px;
    height: 40px;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    color: var(--color-muted);
    font-size: 1.2rem;
    cursor: pointer;
    border-radius: 2px;
    transition: all 0.2s ease;
    z-index: 99;
    display: flex;
    align-items: center;
    justify-content: center;
    -webkit-transform: translateZ(0);
    transform: translateZ(0);
}

@media (hover: hover) {
    .scroll-top:hover {
        border-color: var(--color-accent);
        color: var(--color-accent);
    }
}