/* ==========================================================================
JEFF WHITING ART - 2026 CSS ARCHITECTURE
Features: OKLCH Colors, Fluid Typography, Bento Grids, Glassmorphism
========================================================================== */

/* --- 1. CSS VARIABLES (Design Tokens) --- */
:root {
/* Perceptually Uniform Colors (OKLCH) */
--brand-hue: 250;
--accent-hue: 25;

/* Light Theme */
--bg-color: oklch(0.98 0.01 var(--brand-hue));
--surface-color: oklch(1 0 0);
--surface-glass: oklch(1 0 0 / 0.75);
--text-primary: oklch(0.2 0.02 var(--brand-hue));
--text-secondary: oklch(0.4 0.02 var(--brand-hue));
--border-color: oklch(0.9 0.02 var(--brand-hue));
--accent-color: oklch(0.6 0.15 var(--accent-hue));
--accent-hover: oklch(0.5 0.15 var(--accent-hue));
--shadow-subtle: 0 8px 30px oklch(0 0 0 / 0.06);
--shadow-hover: 0 12px 40px oklch(0 0 0 / 0.12);

/* Fluid Typography (Scales gracefully between mobile and desktop) */
--text-xs: clamp(0.75rem, 0.71rem + 0.18vw, 0.85rem);
--text-sm: clamp(0.88rem, 0.82rem + 0.28vw, 1.05rem);
--text-base: clamp(1rem, 0.93rem + 0.36vw, 1.25rem);
--text-md: clamp(1.15rem, 1.04rem + 0.56vw, 1.55rem);
--text-lg: clamp(1.35rem, 1.16rem + 0.95vw, 2.05rem);
--text-xl: clamp(1.75rem, 1.45rem + 1.5vw, 2.85rem);

/* Spacing & Radii (Bento Standards) */
--radius-sm: 8px;
--radius-md: 16px;
--radius-lg: 24px; /* Exaggerated rounding for Bento 2026 */
--space-sm: 0.5rem;
--space-md: 1rem;
--space-lg: 2rem;
--space-xl: 4rem;

/* Layout */
--container-max: 1200px;
}

/* Dark Theme Overrides */
html.dark-mode {
--bg-color: oklch(0.15 0.01 var(--brand-hue));
--surface-color: oklch(0.22 0.02 var(--brand-hue));
--surface-glass: oklch(0.22 0.02 var(--brand-hue) / 0.75);
--text-primary: oklch(0.95 0.01 var(--brand-hue));
--text-secondary: oklch(0.75 0.01 var(--brand-hue));
--border-color: oklch(0.3 0.02 var(--brand-hue));
--accent-color: oklch(0.65 0.15 var(--accent-hue));
--accent-hover: oklch(0.75 0.15 var(--accent-hue));
--shadow-subtle: 0 8px 30px oklch(0 0 0 / 0.2);
--shadow-hover: 0 12px 40px oklch(0 0 0 / 0.4);
}

/* --- 2. RESET & BASE --- */
*, *::before, *::after {
box-sizing: border-box;
margin: 0;
padding: 0;
}

body {
font-family: 'Open Sans', sans-serif;
font-size: var(--text-base);
color: var(--text-primary);
background-color: var(--bg-color);
line-height: 1.6;
transition: background-color 0.4s ease, color 0.4s ease;
overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
font-family: 'Montserrat', sans-serif;
font-weight: 900;
line-height: 1.2;
margin-bottom: var(--space-md);
color: var(--text-primary);
}

a {
color: var(--accent-color);
text-decoration: none;
transition: color 0.3s ease;
}

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

/* Accessibility: Focus outlines */
*:focus-visible {
outline: 3px solid var(--accent-color);
outline-offset: 2px;
}

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

.container {
width: 90%;
max-width: var(--container-max);
margin: 0 auto;
}

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

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

.section-title {
font-size: var(--text-xl);
text-align: center;
margin-bottom: var(--space-lg);
}

.section-desc {
text-align: center;
color: var(--text-secondary);
max-width: 600px;
margin: -1rem auto var(--space-lg) auto;
}

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

/* --- 3. BUTTONS --- */
.btn {
display: inline-flex;
align-items: center;
justify-content: center;
padding: 0.75rem 1.5rem;
font-family: 'Montserrat', sans-serif;
font-weight: 700;
font-size: var(--text-sm);
border-radius: 50px; /* Pill shape */
cursor: pointer;
transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
border: 2px solid transparent;
}

.btn-primary {
background-color: var(--accent-color);
color: #ffffff;
}

.btn-primary:hover {
background-color: var(--accent-hover);
transform: translateY(-2px);
box-shadow: 0 6px 20px oklch(var(--accent-color) / 0.4);
color: #ffffff;
}

.btn-secondary {
background-color: transparent;
color: var(--text-primary);
border-color: var(--border-color);
}

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

.btn-outline {
background-color: transparent;
color: var(--accent-color);
border-color: var(--accent-color);
}

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

.btn-whatnot {
background-color: #FFDE59;
color: #000000;
}

.btn-whatnot:hover {
background-color: #E6C850;
transform: translateY(-2px);
}

.btn-small {
padding: 0.5rem 1rem;
font-size: var(--text-xs);
}

/* --- 4. HEADER & NAVIGATION (Liquid Glass Trend) --- */
.site-header {
position: fixed;
top: 0;
left: 0;
width: 100%;
z-index: 1000;
background: var(--surface-glass);
backdrop-filter: blur(16px);
-webkit-backdrop-filter: blur(16px);
border-bottom: 1px solid var(--border-color);
transition: background-color 0.4s ease, border-color 0.4s ease;
}

.header-container {
display: flex;
justify-content: space-between;
align-items: center;
height: 80px;
}

.site-logo {
display: flex;
flex-direction: column;
}

.site-logo h1 {
font-size: var(--text-lg);
margin: 0;
letter-spacing: -0.5px;
color: var(--text-primary);
}

.site-logo .subtitle {
font-size: var(--text-xs);
font-family: 'Open Sans', sans-serif;
color: var(--accent-color);
font-weight: 600;
text-transform: uppercase;
letter-spacing: 1px;
}

.main-nav {
display: flex;
align-items: center;
gap: var(--space-lg);
}

.main-nav ul {
list-style: none;
display: flex;
gap: var(--space-md);
}

.main-nav a {
color: var(--text-secondary);
font-weight: 600;
font-size: var(--text-sm);
padding: 0.5rem;
border-radius: var(--radius-sm);
transition: color 0.2s, background-color 0.2s;
}

.main-nav a:hover, .main-nav a.active {
color: var(--accent-color);
background-color: oklch(var(--accent-color) / 0.1);
}

/* Theme Switcher */
.theme-switch {
position: relative;
display: inline-block;
width: 48px;
height: 24px;
}

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

.slider {
position: absolute;
cursor: pointer;
top: 0; left: 0; right: 0; bottom: 0;
background-color: var(--border-color);
transition: .4s;
border-radius: 24px;
}

.slider:before {
position: absolute;
content: "";
height: 18px; width: 18px;
left: 3px; bottom: 3px;
background-color: #fff;
transition: .4s;
border-radius: 50%;
}

input:checked + .slider { background-color: var(--accent-color); }
input:checked + .slider:before { transform: translateX(24px); }

/* Hamburger */
.hamburger-btn {
display: none;
background: none;
border: none;
cursor: pointer;
padding: 0.5rem;
}

.hamburger-line {
display: block;
width: 24px;
height: 2px;
background-color: var(--text-primary);
margin: 5px 0;
transition: 0.3s;
}

/* --- 5. HERO SECTION --- */
.hero-section {
padding: calc(var(--space-xl) * 1.5) 0 var(--space-xl);
text-align: center;
position: relative;
}

.hero-content {
max-width: 800px;
}

.hero-section h2 {
font-size: var(--text-2xl);
margin-bottom: var(--space-md);
background: linear-gradient(135deg, var(--text-primary), var(--text-secondary));
-webkit-background-clip: text;
-webkit-text-fill-color: transparent;
}

.hero-section p {
font-size: var(--text-md);
color: var(--text-secondary);
margin-bottom: var(--space-lg);
}

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

/* --- 6. BENTO GRID (2026 Trend) --- */
.bento-grid {
display: grid;
grid-template-columns: repeat(1, 1fr);
gap: var(--space-md);
width: 100%;
}

@media (min-width: 768px) {
.bento-grid {
grid-template-columns: repeat(4, 1fr);
grid-auto-rows: minmax(280px, auto);
gap: var(--space-lg);
}

/* Infinitely Repeating Bento Pattern */
.portfolio-item:nth-child(9n+1) { grid-column: span 2; grid-row: span 2; }
.portfolio-item:nth-child(9n+2) { grid-column: span 2; grid-row: span 1; }
.portfolio-item:nth-child(9n+3) { grid-column: span 1; grid-row: span 1; }
.portfolio-item:nth-child(9n+4) { grid-column: span 1; grid-row: span 1; }
.portfolio-item:nth-child(9n+5) { grid-column: span 2; grid-row: span 1; }
.portfolio-item:nth-child(9n+6) { grid-column: span 1; grid-row: span 2; }
.portfolio-item:nth-child(9n+7) { grid-column: span 1; grid-row: span 1; }
.portfolio-item:nth-child(9n+8) { grid-column: span 2; grid-row: span 1; }
.portfolio-item:nth-child(9n+9) { grid-column: span 1; grid-row: span 1; }
}

.portfolio-item {
position: relative;
border-radius: var(--radius-lg);
overflow: hidden;
background-color: var(--surface-color);
border: 1px solid var(--border-color);
box-shadow: var(--shadow-subtle);
transition: transform 0.4s cubic-bezier(0.25, 0.8, 0.25, 1), box-shadow 0.4s ease;
display: flex;
min-height: 280px;
}

.portfolio-item:hover {
transform: translateY(-5px) scale(1.01);
box-shadow: var(--shadow-hover);
}

.portfolio-item img {
width: 100%;
height: 100%;
object-fit: cover;
position: absolute;
top: 0;
left: 0;
transition: transform 0.6s ease;
cursor: zoom-in;
}

.portfolio-item:hover img {
transform: scale(1.05);
}

/* Glassmorphism Caption inside Bento */
.portfolio-item .caption {
position: absolute;
bottom: 0;
left: 0;
width: 100%;
padding: var(--space-md) var(--space-lg);
background: linear-gradient(to top, oklch(0 0 0 / 0.9), oklch(0 0 0 / 0.1));
backdrop-filter: blur(8px);
-webkit-backdrop-filter: blur(8px);
color: #ffffff;
display: flex;
flex-direction: column;
justify-content: flex-end;
z-index: 2;
}

.portfolio-item .title {
font-family: 'Montserrat', sans-serif;
font-weight: 700;
font-size: var(--text-md);
margin: 0 0 0.25rem 0;
}

.portfolio-item .date {
font-size: var(--text-xs);
color: oklch(1 0 0 / 0.7);
margin-bottom: 0.75rem;
}

.price-info {
display: flex;
align-items: center;
gap: var(--space-sm);
}

.price-info .price {
font-weight: 700;
font-size: var(--text-base);
}

.price-info .sold {
font-weight: 700;
color: #ff4d4d;
font-size: var(--text-sm);
border: 1px solid #ff4d4d;
padding: 0.1rem 0.5rem;
border-radius: var(--radius-sm);
}

/* For standard grid pages (not bento) */
.portfolio-grid {
display: grid;
grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
gap: var(--space-lg);
}

/* --- 7. TWO COLUMN LAYOUT (Appearances & Countdown) --- */
.two-col-layout {
display: grid;
grid-template-columns: 1fr;
gap: var(--space-xl);
}

@media (min-width: 992px) {
.two-col-layout {
grid-template-columns: 1fr 1fr;
align-items: start;
}
}

/* Appearances List */
.appearances-grid {
display: flex;
flex-direction: column;
gap: var(--space-md);
}

.appearance-item {
background: var(--bg-color);
border: 1px solid var(--border-color);
border-radius: var(--radius-md);
padding: var(--space-md);
display: flex;
align-items: center;
justify-content: space-between;
transition: transform 0.3s ease, box-shadow 0.3s ease;
box-shadow: var(--shadow-subtle);
}

.appearance-item:hover {
transform: translateX(5px);
box-shadow: var(--shadow-hover);
border-color: var(--accent-color);
}

.appearance-content-wrapper {
display: flex;
align-items: center;
gap: var(--space-md);
}

.date-box {
background: oklch(var(--accent-color) / 0.1);
color: var(--accent-color);
border-radius: var(--radius-sm);
padding: 0.5rem;
text-align: center;
min-width: 70px;
display: flex;
flex-direction: column;
}

.date-box .day { font-size: var(--text-lg); font-weight: 900; line-height: 1; }
.date-box .month-year { font-size: var(--text-xs); font-weight: 700; text-transform: uppercase; }
.info-box h3 { margin-bottom: 0.25rem; font-size: var(--text-base); }
.info-box p { color: var(--text-secondary); font-size: var(--text-sm); margin: 0; }

.icon-link {
color: var(--text-secondary);
padding: 0.5rem;
}

.icon-link:hover { color: var(--accent-color); }

/* Countdown Widget */
.countdown-widget {
background: var(--bg-color);
border-radius: var(--radius-lg);
padding: var(--space-lg);
border: 1px solid var(--border-color);
box-shadow: var(--shadow-subtle);
text-align: center;
}

.countdown-circles {
display: flex;
justify-content: center;
gap: var(--space-md);
margin-top: var(--space-md);
}

.circle-wrap {
position: relative;
width: 100px;
height: 100px;
}

.circle-wrap svg {
transform: rotate(-90deg);
width: 100%;
height: 100%;
}

.circle-bg {
fill: none;
stroke: var(--border-color);
stroke-width: 6;
}

.circle-progress {
fill: none;
stroke: var(--accent-color);
stroke-width: 6;
stroke-linecap: round;
transition: stroke-dashoffset 1s linear;
}

.circle-text {
position: absolute;
top: 50%;
left: 50%;
transform: translate(-50%, -50%);
display: flex;
flex-direction: column;
align-items: center;
}

.circle-text span:first-child {
font-size: var(--text-lg);
font-weight: 900;
font-family: 'Montserrat', sans-serif;
color: var(--text-primary);
line-height: 1;
}

.circle-text .label {
font-size: var(--text-xs);
color: var(--text-secondary);
text-transform: uppercase;
font-weight: 600;
}

/* --- 8. COMMISSIONS SECTION --- */
.commissions-card {
    background: var(--surface-color);
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-subtle);
    max-width: 1000px;
    margin: 0 auto;
}

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

.commissions-text {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.commissions-text h2 {
    margin-bottom: var(--space-md);
}

.commissions-text p {
    color: var(--text-secondary);
    margin-bottom: var(--space-sm);
}

.commissions-text p:first-of-type {
    color: var(--text-primary);
    font-size: var(--text-md);
    font-weight: 600;
    margin-bottom: var(--space-md);
}

.commissions-image img {
    width: 100%;
    height: auto;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-subtle);
}

@media (min-width: 768px) {
    .commissions-layout {
        grid-template-columns: 1fr 1fr;
    }
    .commissions-card {
        padding: var(--space-xl);
    }
    .commissions-text {
        text-align: left;
        align-items: flex-start;
    }
}

/* --- 9. BLOG / NEWS GRID --- */
.news-grid {
display: grid;
grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
gap: var(--space-lg);
}

.blog-post {
background: var(--surface-color);
border-radius: var(--radius-md);
overflow: hidden;
border: 1px solid var(--border-color);
box-shadow: var(--shadow-subtle);
display: flex;
flex-direction: column;
transition: transform 0.3s ease;
}

.blog-post:hover {
transform: translateY(-5px);
}

.blog-post img {
width: 100%;
height: 200px;
object-fit: cover;
border-bottom: 1px solid var(--border-color);
}

.blog-post-content {
padding: var(--space-md);
flex-grow: 1;
display: flex;
flex-direction: column;
}

.post-date {
font-size: var(--text-xs);
color: var(--accent-color);
font-weight: 700;
margin-bottom: 0.5rem;
text-transform: uppercase;
}

.blog-post-content h3 {
font-size: var(--text-md);
margin-bottom: var(--space-sm);
}

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

.post-full-text { display: none; }
.is-expanded .post-full-text { display: block; }
.is-expanded .post-snippet { display: none; }

.toggle-read-btn {
background: none;
border: none;
color: var(--accent-color);
font-weight: 600;
cursor: pointer;
padding: 0;
margin-top: 0.5rem;
font-size: var(--text-sm);
}

.toggle-read-btn:hover { text-decoration: underline; }

/* --- 10. LIGHTBOX --- */
.lightbox-overlay {
display: none;
position: fixed;
z-index: 2000;
left: 0; top: 0; width: 100%; height: 100%;
background-color: oklch(0 0 0 / 0.9);
backdrop-filter: blur(5px);
}

.lightbox-content {
margin: auto;
display: block;
max-width: 90%;
max-height: 90vh;
position: relative;
top: 50%;
transform: translateY(-50%);
border-radius: var(--radius-sm);
box-shadow: 0 20px 50px rgba(0,0,0,0.5);
}

.lightbox-close {
position: absolute;
top: 20px; right: 35px;
color: #f1f1f1;
font-size: 40px;
font-weight: bold;
cursor: pointer;
transition: 0.3s;
z-index: 2001;
}

.lightbox-close:hover, .lightbox-close:focus {
color: var(--accent-color);
}

/* --- 11. FOOTER & UTILS --- */
.site-footer {
background-color: var(--surface-color);
border-top: 1px solid var(--border-color);
padding: var(--space-lg) 0;
margin-top: var(--space-xl);
}

.footer-content {
display: flex;
flex-direction: column;
align-items: center;
gap: var(--space-md);
text-align: center;
}

@media (min-width: 768px) {
.footer-content {
flex-direction: row;
justify-content: space-between;
text-align: left;
}
}

.footer-info p {
color: var(--text-secondary);
font-size: var(--text-sm);
}

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

.footer-social a {
color: var(--text-secondary);
transition: color 0.3s, transform 0.3s;
}

.footer-social a:hover {
color: var(--accent-color);
transform: scale(1.1);
}

#back-to-top {
position: fixed;
bottom: 30px;
right: 30px;
background-color: var(--surface-color);
color: var(--text-primary);
border: 1px solid var(--border-color);
width: 50px;
height: 50px;
border-radius: 50%;
display: flex;
align-items: center;
justify-content: center;
cursor: pointer;
opacity: 0;
visibility: hidden;
transition: all 0.3s ease;
z-index: 999;
box-shadow: var(--shadow-subtle);
}

#back-to-top.show {
opacity: 1;
visibility: visible;
}

#back-to-top:hover {
background-color: var(--accent-color);
color: #fff;
border-color: var(--accent-color);
transform: translateY(-3px);
}

/* --- 12. MOBILE NAVIGATION RESPONSIVENESS --- */
@media (max-width: 768px) {
.hamburger-btn {
display: block;
z-index: 1002;
}

.hamburger-btn.is-active .hamburger-line:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger-btn.is-active .hamburger-line:nth-child(2) { opacity: 0; }
.hamburger-btn.is-active .hamburger-line:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.main-nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 300px;
    height: 100vh;
    background-color: var(--surface-color);
    flex-direction: column;
    justify-content: center;
    transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1001;
    box-shadow: -10px 0 30px oklch(0 0 0 / 0.1);
    border-left: 1px solid var(--border-color);
}

.main-nav.is-open {
    right: 0;
}

.main-nav ul {
    flex-direction: column;
    text-align: center;
    width: 100%;
}

.main-nav a {
    display: block;
    padding: 1rem;
    font-size: var(--text-md);
}

.theme-toggle-wrapper {
    margin-top: var(--space-lg);
}
}