/* ========================================
   Swiss Poster Theme - REDESIGNED
   Left sidebar nav + giant typography
   Inter (all weights)
   ======================================== */

:root {
    --bg: #ffffff;
    --bg-alt: #f5f5f5;
    --text: #000000;
    --text-dim: #333;
    --text-muted: #999;
    --accent: #FF0000;
    --border: #000;
    --sidebar-w: 200px;
    --font: 'Inter', sans-serif;
}
/* ---- Global Resets ---- */
* { -webkit-tap-highlight-color: transparent; }
[data-theme="dark"] { color-scheme: dark; }
[data-theme="light"] { color-scheme: light; }
::selection { background: var(--accent); color: #fff; }


[data-theme="dark"] {
    --bg: #0a0a0a;
    --bg-alt: #111;
    --text: #ffffff;
    --text-dim: #ccc;
    --text-muted: #666;
    --accent: #FF3333;
    --border: #fff;
}

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { font-size: 18px; scroll-behavior: smooth; }

body {
    font-family: var(--font);
    background: var(--bg);
    color: var(--text);
    line-height: 1.5;
    display: flex;
    min-height: 100vh;
}

a { color: var(--text); text-decoration: none; }
a:hover { color: var(--accent); }
strong { color: var(--accent); font-weight: 700; }

/* ---- Left Sidebar Navigation ---- */

.side-nav {
    position: fixed;
    top: 0; left: 0; bottom: 0;
    width: var(--sidebar-w);
    background: var(--bg);
    border-right: 2px solid var(--border);
    display: flex;
    flex-direction: column;
    padding: 32px 0;
    z-index: 100;
}

.side-nav-top {
    padding: 0 24px 32px;
    border-bottom: 2px solid var(--border);
}

.side-logo {
    font-size: 1.8rem;
    font-weight: 900;
    letter-spacing: -0.05em;
}

.side-nav-links {
    flex: 1;
    display: flex;
    flex-direction: column;
    padding: 24px 0;
}

.side-link {
    display: block;
    padding: 10px 24px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--text-muted);
    border-left: 3px solid transparent;
    transition: all 150ms;
}

.side-link::before {
    content: attr(data-num) '.';
    display: inline-block;
    width: 28px;
    color: var(--text-muted);
    font-weight: 400;
}

.side-link:hover,
.side-link.active {
    color: var(--text);
    border-left-color: var(--accent);
}

.side-theme-btn {
    margin: 0 24px;
    background: none;
    border: 2px solid var(--border);
    color: var(--text);
    width: 40px; height: 40px;
    font-size: 18px;
    cursor: pointer;
    transition: all 150ms;
}

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

/* ---- Main Content ---- */

.main-content {
    margin-left: var(--sidebar-w);
    flex: 1;
    padding: 0 64px;
}

.swiss-section {
    padding: 80px 0;
    border-bottom: 1px solid var(--text-muted);
    position: relative;
}

.section-num {
    font-size: 8rem;
    font-weight: 900;
    color: var(--bg-alt);
    position: absolute;
    top: 40px;
    right: 0;
    line-height: 1;
    letter-spacing: -0.05em;
    user-select: none;
}

[data-theme="dark"] .section-num { color: #1a1a1a; }

.section-heading {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    margin-bottom: 40px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--accent);
    display: inline-block;
}

/* ---- About: Giant Name ---- */

.about-layout {
    display: flex;
    flex-direction: column;
    gap: 20px;
    position: relative;
    z-index: 1;
    padding-right: 80px;
}

.about-meta {
    display: flex;
    align-items: baseline;
    gap: 12px;
}

.about-meta .role-line,
.about-meta .uni-line { margin-bottom: 0; }

.about-sep { color: var(--accent); font-weight: 300; }

.about-body {
    display: grid;
    grid-template-columns: 1fr 180px;
    gap: 48px;
    align-items: start;
}

.about-stats {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.about-right { min-width: 0; }

.about-left {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.about-name {
    font-size: clamp(2.5rem, 6vw, 5rem);
    font-weight: 900;
    line-height: 1;
    letter-spacing: -0.03em;
    margin-bottom: 0;
}

.role-line {
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--text-muted);
}

.about-photo {
    position: absolute;
    top: 40px;
    right: 0;
    margin-bottom: 0;
}

.hero-photo {
    width: 200px;
    height: 200px;
    border: 2px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-alt);
    margin-bottom: 16px;
    flex-shrink: 0;
}

.hero-photo svg {
    width: 36px;
    height: 36px;
    color: var(--text-muted);
    opacity: 0.4;
}

.hero-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.uni-line {
    font-size: 0.8rem;
    color: var(--text-dim);
    margin-bottom: 16px;
}

.red-rule {
    width: 48px;
    height: 3px;
    background: var(--accent);
    margin: 16px 0;
}

.about-desc {
    font-size: 0.95rem;
    line-height: 1.7;
    color: var(--text-dim);
    margin-bottom: 32px;
}

.about-stats {
    display: flex;
    gap: 32px;
}

.swiss-stat { display: flex; flex-direction: column; }
.stat-big { font-size: 2.5rem; font-weight: 900; line-height: 1; }
.stat-sm { font-size: 0.7rem; text-transform: uppercase; letter-spacing: 0.1em; color: var(--text-muted); }

/* ---- Publications ---- */

.pub-list { display: flex; flex-direction: column; }

.pub-row {
    display: grid;
    grid-template-columns: 60px 1fr auto;
    gap: 24px;
    padding: 20px 0;
    border-bottom: 1px solid var(--bg-alt);
    align-items: start;
    transition: background 150ms;
}

[data-theme="dark"] .pub-row { border-bottom-color: #222; }

.pub-row:hover { background: var(--bg-alt); margin: 0 -16px; padding: 20px 16px; }

.pub-year-col {
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--accent);
}

.pub-info h3 { font-size: 1rem; font-weight: 700; margin-bottom: 4px; }
.pub-authors { font-size: 0.8rem; color: var(--text-dim); }
.pub-authors strong { color: var(--accent); }
.pub-venue { font-size: 0.75rem; color: var(--text-muted); }

.pub-actions {
    display: flex;
    gap: 8px;
}

.pub-actions a {
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding: 4px 10px;
    border: 1px solid var(--border);
    transition: all 150ms;
}

.pub-actions a:hover {
    background: var(--accent);
    border-color: var(--accent);
    color: #fff;
}

/* ---- Projects ---- */

.project-row {
    padding: 24px 0;
    border-bottom: 1px solid var(--bg-alt);
}

[data-theme="dark"] .project-row { border-bottom-color: #222; }

.project-row h3 { font-size: 1rem; font-weight: 700; margin-bottom: 6px; }
.project-row p { font-size: 0.85rem; color: var(--text-dim); margin-bottom: 12px; }

.tag-row { display: flex; gap: 8px; }

.swiss-tag {
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding: 3px 8px;
    border: 1px solid var(--text-muted);
    color: var(--text-muted);
}

/* ---- News ---- */

.news-row {
    display: flex;
    gap: 16px;
    padding: 16px 0;
    border-bottom: 1px solid var(--bg-alt);
    align-items: center;
    font-size: 0.85rem;
}

[data-theme="dark"] .news-row { border-bottom-color: #222; }

.news-date-col { color: var(--text-muted); font-size: 0.8rem; min-width: 70px; }

.news-badge-col {
    font-size: 0.6rem;
    font-weight: 800;
    background: var(--accent);
    color: #fff;
    padding: 2px 6px;
    letter-spacing: 0.1em;
}

/* ---- Experience ---- */

.exp-block { margin-bottom: 24px; }

.exp-cat {
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--accent);
    margin-bottom: 16px;
}

.exp-row {
    display: flex;
    gap: 24px;
    padding: 12px 0;
    border-bottom: 1px solid var(--bg-alt);
    font-size: 0.85rem;
}

[data-theme="dark"] .exp-row { border-bottom-color: #222; }

.exp-period-col {
    min-width: 120px;
    color: var(--text-muted);
    font-size: 0.8rem;
    flex-shrink: 0;
}

.exp-row p { color: var(--text-dim); font-size: 0.8rem; }

/* ---- Contact ---- */

.contact-email {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--accent);
    margin-top: 8px;
}

/* ---- Footer ---- */

.swiss-footer {
    padding: 40px 0;
    font-size: 0.7rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

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

@media (max-width: 900px) {
    .side-nav { display: none; }
    .main-content { margin-left: 0; padding: 0 24px; }
    .about-name { font-size: 2.2rem; }
    .about-layout { padding-right: 0; }
    .about-body { grid-template-columns: 1fr; gap: 24px; }
    .section-num { font-size: 4rem; }
    .pub-row { grid-template-columns: 1fr; gap: 8px; }
    .pub-actions { margin-top: 8px; }
    .exp-row { flex-direction: column; gap: 4px; }
}

@media (max-width: 768px) {
    .main-content { padding: 0 20px; }
    .swiss-section { padding: 60px 0; }
    .about-name { font-size: 2rem; }
    .section-num { font-size: 3rem; top: 30px; }
    .stat-big { font-size: 2rem; }
    .about-stats { gap: 24px; }
}

@media (max-width: 375px) {
    html { font-size: 16px; }
    .main-content { padding: 0 16px; }
    .swiss-section { padding: 40px 0; }
    .about-name { font-size: 1.8rem; }
    .section-num { font-size: 2.5rem; top: 20px; }
    .stat-big { font-size: 1.6rem; }
    .about-stats { flex-direction: column; gap: 16px; }
    .pub-row, .news-row, .exp-row { padding: 12px 0; }
}

/* ---- Focus Styles ---- */
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 2px; }

/* ---- Skip Link ---- */
.skip-link { position: absolute; top: -40px; left: 0; background: var(--accent); color: #fff; padding: 8px 16px; z-index: 9999; font-size: 0.875rem; transition: top 0.2s; }
.skip-link:focus { top: 0; }