:root { color-scheme: light; --background: #f7f7f2; --surface: #fff; --foreground: #132124; --muted: #526165; --line: #bdc7c4; --accent: #087c64; --hover: #e8f2ed; }
@media (prefers-color-scheme: dark) { :root { color-scheme: dark; --background: #101c1e; --surface: #172729; --foreground: #edf4ee; --muted: #aebfbb; --line: #425759; --accent: #76e4bd; --hover: #1c3131; } }
:root[data-theme="light"] { color-scheme: light; --background: #f7f7f2; --surface: #fff; --foreground: #132124; --muted: #526165; --line: #bdc7c4; --accent: #087c64; --hover: #e8f2ed; }
:root[data-theme="dark"] { color-scheme: dark; --background: #101c1e; --surface: #172729; --foreground: #edf4ee; --muted: #aebfbb; --line: #425759; --accent: #76e4bd; --hover: #1c3131; }
* { box-sizing: border-box; }
body { margin: 0; background: var(--background); color: var(--foreground); font: 16px/1.55 Arial, Helvetica, sans-serif; }
a { color: inherit; }
button { font: inherit; }
.page { width: min(100% - 48px, 900px); min-height: 100vh; margin: 0 auto; display: flex; flex-direction: column; }
.site-header { padding: 30px 0; border-bottom: 1px solid var(--line); display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { font-size: 1.05rem; font-weight: 800; letter-spacing: -.03em; text-decoration: none; }
.theme-select { color: var(--foreground); background: var(--background); border: 1px solid var(--line); border-radius: 999px; padding: 6px 12px; cursor: pointer; font: inherit; font-size: .88rem; }
.theme-select:hover, .theme-select:focus-visible { background: var(--hover); }
main { flex: 1; padding: clamp(70px, 10vw, 120px) 0 100px; }
.eyebrow { color: var(--accent); font-size: .76rem; font-weight: 800; text-transform: uppercase; letter-spacing: .16em; margin: 0 0 22px; }
h1 { font-family: Georgia, 'Times New Roman', serif; font-weight: 400; font-size: clamp(3.6rem, 8vw, 6.7rem); line-height: .99; letter-spacing: -.055em; margin: 0 0 34px; }
.intro { max-width: 650px; color: var(--muted); font-size: 1.18rem; line-height: 1.65; margin: 0 0 64px; }
.link-list { border-top: 1px solid var(--line); }
.link-list a { display: flex; justify-content: space-between; align-items: center; gap: 16px; border-bottom: 1px solid var(--line); padding: 22px 8px; font-size: clamp(1.4rem, 3vw, 2rem); text-decoration: none; font-family: Georgia, 'Times New Roman', serif; }
.link-list a:hover, .link-list a:focus-visible { background: var(--hover); }
.link-list small { display: inline-block; min-width: 60px; color: var(--accent); font: 700 .75rem Arial, Helvetica, sans-serif; vertical-align: middle; }
footer { border-top: 1px solid var(--line); padding: 24px 0 32px; color: var(--muted); font-size: .85rem; }
footer a { color: var(--accent); text-underline-offset: 3px; }
.back { display: inline-block; margin-bottom: 52px; color: var(--accent); text-underline-offset: 4px; font-size: .95rem; }
.detail h1 { font-size: clamp(3.4rem, 7vw, 5.5rem); }
.detail .intro { margin-bottom: 48px; }
.entry-list { border-top: 1px solid var(--line); }
.entry { padding: 24px 0; border-bottom: 1px solid var(--line); }
.entry h2 { font: 400 1.65rem/1.2 Georgia, 'Times New Roman', serif; letter-spacing: -.025em; margin: 0 0 8px; }
.entry p { max-width: 660px; color: var(--muted); margin: 0 0 12px; }
.entry a { color: var(--accent); font-weight: 700; text-underline-offset: 4px; }
.card-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
.card { display: flex; flex-direction: column; min-width: 0; overflow: hidden; border: 1px solid var(--line); border-radius: 14px; background: var(--surface); color: var(--foreground); text-decoration: none; transition: border-color .15s, transform .15s, box-shadow .15s; }
.card:hover, .card:focus-visible { border-color: var(--accent); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0, 0, 0, .08); }
.card-logo { display: flex; align-items: center; justify-content: center; height: 150px; padding: 24px; background: #fff; }
.card-logo img { display: block; max-width: min(100%, 260px); max-height: 100%; width: auto; height: auto; object-fit: contain; }
.viatec-logo img { filter: brightness(0); }
.card-content { display: flex; flex: 1; flex-direction: column; padding: 24px; }
.card-content h2 { font: 400 1.65rem/1.2 Georgia, 'Times New Roman', serif; letter-spacing: -.025em; margin: 0 0 12px; }
.card-content p { color: var(--muted); margin: 0 0 24px; }
.card-action { margin-top: auto; color: var(--accent); font-weight: 700; text-decoration: underline; text-underline-offset: 4px; }
.event-card .card-content { gap: 12px; }
.event-card .card-content h3 { font: 400 1.65rem/1.2 Georgia, 'Times New Roman', serif; letter-spacing: -.025em; margin: 0; }
.event-card .card-content p { margin: 0; }
.event-card .card-action { padding-top: 12px; }
.event-date { color: var(--accent); font-size: .82rem; font-weight: 800; letter-spacing: .04em; }
.event-source { color: var(--muted); font-size: .82rem; }
.events-toolbar { display: flex; gap: 8px; margin: 0 0 30px; }
.events-toolbar button, .calendar-nav button { border: 1px solid var(--line); border-radius: 999px; background: transparent; color: var(--foreground); padding: 7px 16px; cursor: pointer; }
.events-toolbar button[aria-pressed="true"] { border-color: var(--accent); background: var(--accent); color: var(--background); }
.events-toolbar button:hover:not(:disabled), .calendar-nav button:hover { border-color: var(--accent); }
.events-toolbar button:disabled { opacity: .5; cursor: wait; }
.event-day { border-top: 1px solid var(--line); padding-top: 20px; margin-top: 36px; }
.event-day:first-child { margin-top: 0; }
.event-day-heading, .calendar-day-events h3 { font: 400 1.8rem/1.2 Georgia, 'Times New Roman', serif; margin: 0 0 20px; }
.calendar-nav { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 24px; }
.calendar-nav h2 { font: 400 1.8rem/1.2 Georgia, 'Times New Roman', serif; margin: 0; text-align: center; }
.calendar-weekdays, .calendar-grid { display: grid; grid-template-columns: repeat(7, minmax(0, 1fr)); gap: 6px; }
.calendar-weekdays { color: var(--muted); font-size: .78rem; font-weight: 700; text-align: center; margin-bottom: 8px; }
.calendar-day, .calendar-spacer { min-width: 0; min-height: 116px; border: 1px solid var(--line); border-radius: 8px; }
.calendar-day { display: flex; flex-direction: column; align-items: stretch; gap: 5px; padding: 9px; background: var(--surface); color: var(--foreground); font: inherit; text-align: left; cursor: pointer; }
.calendar-day:hover, .calendar-day:focus-visible, .calendar-day.is-selected { border-color: var(--accent); background: var(--hover); }
.calendar-day.is-today .calendar-day-number { color: var(--accent); font-weight: 800; }
.calendar-day-number { font-size: .85rem; }
.calendar-event-label { overflow: hidden; color: var(--accent); font-size: .7rem; line-height: 1.2; text-overflow: ellipsis; white-space: nowrap; }
.calendar-more { color: var(--muted); font-size: .7rem; }
.calendar-spacer { background: transparent; border-color: transparent; }
.calendar-day-events { border-top: 1px solid var(--line); padding-top: 24px; margin-top: 32px; }
.calendar-day-events .note { margin-top: 0; }
.calendar-day-events h3 { margin-bottom: 20px; }
.calendar-day-events .card-content h3 { margin: 0; }
[hidden] { display: none !important; }
.note { max-width: 650px; color: var(--muted); margin: 22px 0 0; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 4px; }
@media (max-width: 600px) { .page { width: min(100% - 36px, 900px); } .site-header { padding: 22px 0; } main { padding: 72px 0 80px; } .intro { font-size: 1.05rem; margin-bottom: 48px; } .link-list small { min-width: 40px; } .back { margin-bottom: 42px; } .card-grid { grid-template-columns: 1fr; } .calendar-day, .calendar-spacer { min-height: 60px; } .calendar-day { padding: 5px; } .calendar-event-label { display: none; } .calendar-day.has-events .calendar-day-number::after { content: ' •'; color: var(--accent); } .calendar-more { font-size: .65rem; } }
@media (prefers-reduced-motion: reduce) { .card { transition: none; } .card:hover, .card:focus-visible { transform: none; } }