/* ─────────────────────────────────────────────────────────
   Shelly Golan — personal homepage
   Stylish academic layout
   ───────────────────────────────────────────────────────── */

:root {
    --fg: #2a1f3d;
    --fg-muted: #5a4f72;
    --fg-subtle: #9189a3;
    --bg: #ffffff;                 /* white */
    --bg-card: #ffffff;             /* white cards */
    --accent: #9558d9;              /* vibrant lilac, deeper */
    --accent-2: #c88eeb;            /* bright pastel lilac */
    --accent-soft: rgba(149, 88, 217, 0.14);
    --accent-grad: linear-gradient(135deg, #9558d9 0%, #c88eeb 100%);
    --border: #ece0f0;
    --border-soft: #f5ecf7;
    --badge-bg: #f1e8f7;
    --shadow-sm: 0 1px 2px rgba(149, 88, 217, 0.06), 0 2px 8px rgba(149, 88, 217, 0.05);
    --shadow-md: 0 4px 14px rgba(149, 88, 217, 0.09), 0 10px 30px rgba(149, 88, 217, 0.07);
    --shadow-lg: 0 8px 24px rgba(149, 88, 217, 0.12), 0 20px 50px rgba(149, 88, 217, 0.10);
    --font-script:  'Cavolini', 'Patrick Hand', 'Bradley Hand', cursive;      /* name */
    --font-serif:   'Cavolini', 'Patrick Hand', 'Bradley Hand', cursive;      /* display headings */
    --font-sans:    'Cavolini', 'Patrick Hand', 'Kalam', cursive;             /* body / UI */
}

* { box-sizing: border-box; }

html, body {
    margin: 0;
    padding: 0;
    background: var(--bg);
    color: var(--fg);
    font-family: var(--font-sans);
    font-size: 18px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Ambient background wash */
.bg-gradient {
    position: fixed;
    inset: 0;
    z-index: -1;
    background:
        radial-gradient(1000px 500px at 85% -10%, rgba(200, 142, 235, 0.14), transparent 60%),
        radial-gradient(800px 500px at -10% 10%, rgba(149, 88, 217, 0.09), transparent 55%),
        radial-gradient(900px 600px at 50% 110%, rgba(200, 142, 235, 0.10), transparent 60%);
    pointer-events: none;
}

a {
    color: var(--accent);
    text-decoration: none;
    border-bottom: 1px solid rgba(149, 88, 217, 0.22);
    transition: color 0.18s ease, border-color 0.18s ease;
}
a:hover {
    color: var(--accent-2);
    border-bottom-color: var(--accent-2);
}

.page {
    max-width: 880px;
    margin: 0 auto;
    padding: 80px 32px 40px;
}

/* ─────────────────── HERO ─────────────────── */
.hero {
    display: grid;
    grid-template-columns: 200px 1fr;
    gap: 44px;
    align-items: start;
    margin-bottom: 72px;
    animation: fadeUp 0.6s ease both;
}

.hero-photo {
    position: sticky;
    top: 40px;
}

.photo-frame {
    position: relative;
    width: 100%;
    aspect-ratio: 1 / 1;
    border-radius: 50%;
    padding: 4px;
    background: var(--accent-grad);
    box-shadow: var(--shadow-md);
    transition: transform 0.35s ease, box-shadow 0.35s ease;
}
.photo-frame:hover {
    transform: translateY(-2px) rotate(-0.5deg);
    box-shadow: var(--shadow-lg);
}

.photo-frame img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
    display: block;
    background: var(--bg-card);
}

.photo-placeholder {
    display: none;
    position: absolute;
    inset: 4px;
    border-radius: 50%;
    background: var(--bg-card);
    font-family: var(--font-serif);
    font-size: 3.6em;
    font-weight: 500;
    color: var(--accent);
    align-items: center;
    justify-content: center;
    letter-spacing: -0.02em;
}
.photo-frame.no-photo .photo-placeholder {
    display: flex;
}
.photo-frame.no-photo img { display: none; }

.hero-text {
    padding-top: 6px;
}

.name {
    font-family: var(--font-serif);
    font-size: 3.6em;
    font-weight: 700;
    margin: 0 0 4px 0;
    letter-spacing: 0;
    line-height: 1.1;
    color: var(--fg);
    background: var(--accent-grad);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.role {
    font-family: var(--font-serif);
    font-size: 1.3em;
    color: var(--fg-muted);
    margin: 0 0 18px 0;
    font-weight: 500;
}
.role a { font-weight: 500; }

.bio {
    font-family: var(--font-serif);
    font-size: 1.1em;
    margin: 0 0 10px 0;
    color: var(--fg);
    line-height: 1.5;
    font-weight: 400;
}
.bio strong {
    color: var(--accent);
    font-weight: 700;
}

.bio-personal {
    color: var(--fg);
    margin-top: 8px !important;
}

.keywords {
    list-style: none;
    padding: 0;
    margin: 22px 0 26px 0;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}
.keywords li {
    font-family: var(--font-sans);
    font-size: 0.82em;
    font-weight: 500;
    padding: 5px 12px;
    border-radius: 999px;
    background: var(--accent-soft);
    color: var(--accent);
    letter-spacing: 0.01em;
    transition: background 0.2s ease, transform 0.2s ease;
}
.keywords li:hover {
    background: var(--accent);
    color: #fff;
    transform: translateY(-1px);
}

.socials {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 8px;
}
.socials a {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 8px 14px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--fg-muted);
    font-family: var(--font-sans);
    font-size: 0.88em;
    font-weight: 500;
    box-shadow: var(--shadow-sm);
    transition: all 0.2s ease;
}
.socials a:hover {
    color: var(--accent);
    border-color: var(--accent);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}
.socials svg {
    width: 15px;
    height: 15px;
    flex-shrink: 0;
}

/* ─────────────────── SECTION HEADER ─────────────────── */
.section-header {
    display: flex;
    align-items: center;
    gap: 18px;
    margin-bottom: 34px;
}
.section-header h2 {
    font-family: var(--font-serif);
    font-size: 2.2em;
    font-weight: 700;
    margin: 0;
    letter-spacing: 0;
    white-space: nowrap;
    color: var(--accent);
}
.section-rule {
    flex: 1;
    height: 1px;
    background: linear-gradient(to right, var(--border), transparent);
}

/* ─────────────────── PUBLICATIONS ─────────────────── */
.pub {
    display: grid;
    grid-template-columns: 180px 1fr;
    gap: 26px;
    padding: 22px;
    margin-bottom: 20px;
    background: var(--bg-card);
    border: 1px solid var(--border-soft);
    border-radius: 14px;
    box-shadow: var(--shadow-sm);
    transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
    align-items: center;
}
.pub:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    border-color: var(--border);
}

.pub-thumb {
    position: relative;
    width: 100%;
    aspect-ratio: 4 / 3;
    border-radius: 8px;
    overflow: hidden;
    background: linear-gradient(135deg, #f6e2da, #ede4f1);
    box-shadow: 0 2px 8px rgba(149, 88, 217, 0.08);
}
.pub-thumb-wide {
    aspect-ratio: 2 / 1;
}
.pub-thumb img,
.pub-thumb video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.4s ease;
}
.pub:hover .pub-thumb img,
.pub:hover .pub-thumb video {
    transform: scale(1.04);
}
.pub-thumb-wide img,
.pub-thumb-wide video {
    object-fit: contain;
    background: linear-gradient(135deg, #f6e2da, #ede4f1);
}
.thumb-placeholder {
    display: none;
    position: absolute;
    inset: 0;
    background:
        linear-gradient(135deg, rgba(149, 88, 217, 0.14), rgba(200, 142, 235, 0.14)),
        repeating-linear-gradient(45deg, transparent, transparent 10px, rgba(149, 88, 217, 0.05) 10px, rgba(149, 88, 217, 0.05) 20px);
}
.pub-thumb.no-thumb .thumb-placeholder { display: block; }
.pub-thumb.no-thumb img { display: none; }

.pub-title {
    font-family: var(--font-serif);
    font-size: 1.55em;
    font-weight: 600;
    line-height: 1.15;
    margin: 0 0 4px 0;
    color: var(--fg);
    letter-spacing: 0;
}

.pub-authors {
    font-family: var(--font-sans);
    font-size: 0.92em;
    color: var(--fg-muted);
    margin: 0 0 8px 0;
    line-height: 1.5;
}
.pub-authors strong {
    color: var(--fg);
    font-weight: 600;
    position: relative;
}
.pub-authors strong::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: -1px;
    height: 2px;
    background: var(--accent-grad);
    opacity: 0.4;
    border-radius: 2px;
}

.pub-venue {
    font-family: var(--font-sans);
    font-size: 0.88em;
    margin: 0 0 10px 0;
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.venue {
    color: var(--fg-muted);
    font-weight: 600;
    letter-spacing: 0.01em;
}

.badge {
    display: inline-block;
    background: var(--badge-bg);
    color: var(--fg-muted);
    padding: 2px 9px;
    border-radius: 4px;
    font-size: 0.78em;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.badge-oral {
    background: var(--accent-grad);
    color: #fff;
    box-shadow: 0 2px 6px rgba(149, 88, 217, 0.3);
}

.pub-links {
    font-family: var(--font-sans);
    font-size: 0.88em;
    margin: 0;
    display: flex;
    align-items: center;
    gap: 4px;
    flex-wrap: wrap;
}
.pub-links a {
    display: inline-block;
    padding: 3px 10px;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: transparent;
    font-weight: 500;
    transition: all 0.18s ease;
}
.pub-links a:hover {
    background: var(--accent);
    border-color: var(--accent);
    color: #fff;
    transform: translateY(-1px);
}
.pub-links .sep {
    display: none;
}

/* ─────────────────── FOOTER ─────────────────── */
.footer {
    margin-top: 72px;
    padding-top: 24px;
    border-top: 1px solid var(--border);
    text-align: center;
    color: var(--fg-subtle);
    font-family: var(--font-sans);
    font-size: 0.82em;
}
.footer p { margin: 0; }

/* ─────────────────── ANIMATIONS ─────────────────── */
@keyframes fadeUp {
    from { opacity: 0; transform: translateY(12px); }
    to   { opacity: 1; transform: translateY(0); }
}

.publications .pub {
    animation: fadeUp 0.6s ease both;
}
.publications .pub:nth-child(2) { animation-delay: 0.06s; }
.publications .pub:nth-child(3) { animation-delay: 0.12s; }
.publications .pub:nth-child(4) { animation-delay: 0.18s; }
.publications .pub:nth-child(5) { animation-delay: 0.24s; }

/* ─────────────────── RESPONSIVE ─────────────────── */
@media (max-width: 720px) {
    .page { padding: 48px 20px 32px; }

    .hero {
        grid-template-columns: 1fr;
        gap: 24px;
        text-align: center;
        margin-bottom: 48px;
    }
    .hero-photo {
        position: static;
        width: 150px;
        margin: 0 auto;
    }
    .hero-text { padding-top: 0; }

    .name { font-size: 2.2em; }
    .bio { font-size: 1em; text-align: left; }
    .role { text-align: center; }

    .keywords { justify-content: center; }
    .socials { justify-content: center; }

    .pub {
        grid-template-columns: 1fr;
        gap: 14px;
        padding: 18px;
    }
    .pub-thumb {
        max-width: 240px;
        margin: 0 auto;
    }

    .section-header h2 { font-size: 1.4em; }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
}