/* Theme palettes: dark is the default (:root), light under [data-theme="light"] */
:root {
    --paper: #16151a;
    --paper-raised: #1f1d24;
    --paper-sunken: #121117;
    --ink: #ece9e2;
    --ink-soft: #b0aa9e;
    --ink-faint: #7d786e;
    --line: #2c2933;
    --line-strong: #3c3844;
    --accent: #a78bfa;
    --accent-ink: #c4b5fd;
    --accent-deep: #7c5cf0;
    --accent-soft: rgba(124, 92, 240, 0.16);
    --gold: #e3b341;
    --error: #f08a7e;
    --chevron: %23b0aa9e;
    --shadow: 0 1px 2px rgba(0, 0, 0, 0.3), 0 4px 14px rgba(0, 0, 0, 0.25);
    --shadow-lift: 0 2px 4px rgba(0, 0, 0, 0.35), 0 12px 32px rgba(0, 0, 0, 0.4);
    --header-bg: rgba(22, 21, 26, 0.85);
    --backdrop: rgba(10, 9, 13, 0.7);
    --icon-backdrop: #e8e4dc;
    --error-ui-bg: #3a2320;
    --error-ui-ink: #f5c8c0;
}

[data-theme="light"] {
    --paper: #faf8f4;
    --paper-raised: #ffffff;
    --paper-sunken: #faf8f4;
    --ink: #1c1a17;
    --ink-soft: #57534b;
    --ink-faint: #8a857b;
    --line: #e6e1d8;
    --line-strong: #d4cec2;
    --accent: #512bd4;
    --accent-ink: #3d1fa8;
    --accent-deep: #512bd4;
    --accent-soft: #efeafb;
    --gold: #b98a1e;
    --error: #b3382c;
    --chevron: %2357534b;
    --shadow: 0 1px 2px rgba(28, 26, 23, 0.05), 0 4px 14px rgba(28, 26, 23, 0.06);
    --shadow-lift: 0 2px 4px rgba(28, 26, 23, 0.06), 0 10px 28px rgba(28, 26, 23, 0.1);
    --header-bg: rgba(250, 248, 244, 0.85);
    --backdrop: rgba(28, 26, 23, 0.4);
    --icon-backdrop: transparent;
    --error-ui-bg: lightyellow;
    --error-ui-ink: #000;
}

:root {
    --radius: 8px;
    --radius-lg: 14px;
    --font-display: "Instrument Serif", Georgia, serif;
    --font-body: "Outfit", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    background: var(--paper);
    color: var(--ink);
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    transition: background-color 0.2s ease, color 0.2s ease;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.container {
    max-width: 1160px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Header */
.site-header {
    background: var(--header-bg);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--line);
    position: sticky;
    top: 0;
    z-index: 100;
}
.site-header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 1.1rem;
    padding-bottom: 1.1rem;
}
.brand {
    display: flex;
    align-items: baseline;
    gap: 0.5rem;
    font-family: var(--font-display);
    font-weight: 400;
    font-size: 1.35rem;
    color: var(--ink);
}
.brand:hover { text-decoration: none; }
.brand .dotnet-badge {
    font-family: var(--font-body);
    background: var(--accent-deep);
    color: #fff;
    font-size: 0.62rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    padding: 0.25rem 0.55rem;
    border-radius: 999px;
    transform: translateY(-2px);
}
.site-nav { display: flex; gap: 1.5rem; align-items: center; }
.site-nav a {
    color: var(--ink-soft);
    font-weight: 500;
    font-size: 0.92rem;
}
.site-nav a:hover, .site-nav a.active { color: var(--ink); text-decoration: none; }
.site-nav a.active { box-shadow: inset 0 -2px 0 var(--accent); }

.theme-toggle {
    background: var(--paper-raised);
    border: 1px solid var(--line-strong);
    border-radius: 999px;
    color: var(--ink-soft);
    width: 34px;
    height: 34px;
    font-size: 0.95rem;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: border-color 0.15s ease, color 0.15s ease, background-color 0.15s ease;
}
.theme-toggle:hover { border-color: var(--accent); color: var(--ink); }

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.65rem 1.4rem;
    border-radius: 999px;
    font-weight: 600;
    font-size: 0.95rem;
    border: 1px solid transparent;
    cursor: pointer;
    font-family: inherit;
    transition: background-color 0.15s ease, box-shadow 0.15s ease, transform 0.15s ease;
}
.btn:hover { text-decoration: none; }
.btn-primary { background: var(--accent-deep); color: #fff; box-shadow: var(--shadow); }
.btn-primary:hover { filter: brightness(1.12); box-shadow: var(--shadow-lift); transform: translateY(-1px); }
.btn-secondary { background: transparent; color: var(--ink); border-color: var(--line-strong); }
.btn-secondary:hover { background: var(--paper-raised); }

/* Hero */
.hero {
    text-align: center;
    padding: 5.5rem 1.5rem 3.5rem;
    max-width: 760px;
    margin: 0 auto;
}
.hero h1 {
    font-family: var(--font-display);
    font-size: clamp(2.8rem, 6vw, 4.2rem);
    font-weight: 400;
    letter-spacing: -0.01em;
    line-height: 1.05;
    margin: 0 0 1.1rem;
    color: var(--ink);
    text-wrap: balance;
}
.hero p {
    color: var(--ink-soft);
    font-size: 1.12rem;
    max-width: 540px;
    margin: 0 auto 1.75rem;
    text-wrap: pretty;
}
.hero .count {
    display: inline-block;
    background: var(--paper-raised);
    border: 1px solid var(--line);
    border-radius: 999px;
    padding: 0.4rem 1.05rem;
    font-size: 0.85rem;
    color: var(--ink-faint);
    margin-bottom: 1.75rem;
    box-shadow: var(--shadow);
}
.hero .count strong { color: var(--accent-ink); font-weight: 700; }

/* Filter bar */
.filter-bar {
    background: var(--paper-raised);
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    padding: 1.25rem 1.4rem;
    margin-bottom: 2.25rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    box-shadow: var(--shadow);
}
.filter-row { display: flex; gap: 0.9rem; flex-wrap: wrap; align-items: center; }
.search-input {
    flex: 1;
    min-width: 220px;
    background: var(--paper-sunken);
    border: 1px solid var(--line-strong);
    border-radius: var(--radius);
    color: var(--ink);
    padding: 0.6rem 1rem;
    font-size: 0.95rem;
    font-family: inherit;
}
.search-input::placeholder { color: var(--ink-faint); }
.search-input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.platform-chips { display: flex; gap: 0.5rem; flex-wrap: wrap; }
.chip {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    background: var(--paper-sunken);
    border: 1px solid var(--line-strong);
    color: var(--ink-soft);
    border-radius: 999px;
    padding: 0.4rem 0.9rem;
    font-size: 0.85rem;
    font-weight: 500;
    font-family: inherit;
    cursor: pointer;
    user-select: none;
    transition: background-color 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}
.chip img { width: 15px; height: 15px; }
.chip:hover { border-color: var(--ink-faint); color: var(--ink); }
.chip.active {
    background: var(--accent-soft);
    border-color: var(--accent-deep);
    color: var(--accent-ink);
}
.sort-select {
    appearance: none;
    background: var(--paper-sunken)
        url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='var(--chevron)' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E")
        no-repeat right 0.75rem center;
    border: 1px solid var(--line-strong);
    border-radius: var(--radius);
    color: var(--ink);
    padding: 0.6rem 2.2rem 0.6rem 0.9rem;
    font-size: 0.9rem;
    font-family: inherit;
    line-height: 1.4;
    cursor: pointer;
}
.sort-select:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.results-count { color: var(--ink-faint); font-size: 0.85rem; margin-left: auto; }

/* Card grid */
.app-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(310px, 1fr));
    gap: 1.25rem;
    margin-bottom: 3.5rem;
}
.app-card {
    appearance: none;
    text-align: left;
    font-family: inherit;
    cursor: pointer;
    background: var(--paper-raised);
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.55rem;
    box-shadow: var(--shadow);
    transition: box-shadow 0.18s ease, transform 0.18s ease, border-color 0.18s ease;
}
.app-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lift);
    border-color: var(--line-strong);
}
.app-card:focus-visible { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.app-card h3 {
    margin: 0;
    font-family: var(--font-display);
    font-weight: 400;
    font-size: 1.35rem;
    color: var(--ink);
}
.app-card .desc {
    color: var(--ink-soft);
    font-size: 0.9rem;
    line-height: 1.55;
    flex: 1;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin: 0;
}
.app-card .meta { display: flex; justify-content: space-between; align-items: center; gap: 0.5rem; padding-top: 0.35rem; }
.app-card .users { color: var(--accent-ink); font-size: 0.8rem; font-weight: 600; }
.app-card .author { color: var(--ink-faint); font-size: 0.82rem; }
.platform-badges { display: flex; gap: 0.4rem; }
.platform-badges img { width: 18px; height: 18px; opacity: 0.85; }
.featured-star { color: var(--gold); }

/* Modal */
.modal-backdrop {
    position: fixed;
    inset: 0;
    background: var(--backdrop);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    z-index: 200;
    animation: fade-in 0.15s ease;
}
.modal {
    background: var(--paper-raised);
    border: 1px solid var(--line-strong);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lift);
    max-width: 560px;
    width: 100%;
    max-height: 85vh;
    overflow-y: auto;
    padding: 2rem 2.25rem;
    position: relative;
    animation: modal-in 0.2s cubic-bezier(0.2, 0.9, 0.3, 1.2);
}
@keyframes fade-in { from { opacity: 0; } }
@keyframes modal-in { from { opacity: 0; transform: translateY(12px) scale(0.98); } }
.modal-close {
    position: absolute;
    top: 0.9rem;
    right: 0.9rem;
    background: transparent;
    border: 1px solid var(--line);
    border-radius: 999px;
    color: var(--ink-soft);
    width: 32px;
    height: 32px;
    font-size: 0.85rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}
.modal-close:hover { background: var(--paper-sunken); color: var(--ink); }
.modal h2 {
    font-family: var(--font-display);
    font-weight: 400;
    font-size: 2rem;
    letter-spacing: -0.01em;
    line-height: 1.15;
    margin: 0 2.25rem 0.35rem 0;
    text-wrap: balance;
}
.modal .users { color: var(--accent-ink); font-weight: 600; font-size: 0.95rem; margin: 0.25rem 0; }
.modal .author { color: var(--ink-faint); font-size: 0.95rem; margin: 0.25rem 0; }
.modal .description { color: var(--ink); margin: 1.25rem 0; line-height: 1.8; }
.modal .tags { margin: 0 0 0.25rem; }
.link-buttons { display: flex; gap: 0.7rem; flex-wrap: wrap; margin-top: 1.5rem; }
.link-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--paper-sunken);
    border: 1px solid var(--line-strong);
    border-radius: var(--radius);
    color: var(--ink);
    padding: 0.6rem 1.1rem;
    font-weight: 500;
    font-size: 0.9rem;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
.link-btn:hover { border-color: var(--accent); text-decoration: none; box-shadow: var(--shadow-lift); }
.link-btn img { width: 18px; height: 18px; }
.tag {
    background: var(--paper-sunken);
    border: 1px solid var(--line);
    border-radius: 999px;
    padding: 0.2rem 0.75rem;
    font-size: 0.8rem;
    color: var(--ink-soft);
    margin-right: 0.35rem;
}

/* Submit page */
.submit-page { max-width: 640px; margin: 0 auto; padding: 3rem 0 3.5rem; }
.submit-page h1 {
    font-family: var(--font-display);
    font-weight: 400;
    font-size: 2.6rem;
    letter-spacing: -0.01em;
    margin: 0 0 0.6rem;
}
.submit-page > p { color: var(--ink-soft); }
.submit-page label { display: block; font-weight: 600; font-size: 0.88rem; margin: 1.3rem 0 0.35rem; }
.submit-page input[type=text], .submit-page textarea {
    width: 100%;
    background: var(--paper-sunken);
    border: 1px solid var(--line-strong);
    border-radius: var(--radius);
    color: var(--ink);
    padding: 0.65rem 0.9rem;
    font-size: 0.95rem;
    font-family: inherit;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
.submit-page input:focus, .submit-page textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-soft);
}
.submit-page textarea { min-height: 110px; resize: vertical; }
.submit-page .hint { color: var(--ink-faint); font-size: 0.82rem; margin-top: 0.3rem; }
.submit-actions { margin-top: 2rem; display: flex; gap: 1rem; align-items: center; }
.validation-error { color: var(--error); font-size: 0.85rem; margin-top: 0.3rem; }
.info-card {
    background: var(--paper-raised);
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    padding: 1.5rem 1.6rem;
    margin: 1.75rem 0 2rem;
    box-shadow: var(--shadow);
}
.info-card ol { margin: 0.5rem 0 0; padding-left: 1.25rem; color: var(--ink-soft); }
.info-card ol li { margin-bottom: 0.35rem; }

/* Resources page */
.resources-page { max-width: 760px; margin: 0 auto; padding: 3rem 0 3.5rem; }
.resources-page h1 {
    font-family: var(--font-display);
    font-weight: 400;
    font-size: 2.6rem;
    letter-spacing: -0.01em;
    margin: 0 0 0.6rem;
    text-wrap: balance;
}
.resources-page .lede { color: var(--ink-soft); font-size: 1.05rem; margin-bottom: 2.25rem; text-wrap: pretty; }
.resource-groups { display: flex; flex-direction: column; gap: 2.25rem; }
.resource-group h2 {
    font-family: var(--font-display);
    font-weight: 400;
    font-size: 1.55rem;
    margin: 0 0 0.9rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--line);
}
.resource-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 0.6rem; }
.resource-list a {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
    background: var(--paper-raised);
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    padding: 0.95rem 1.2rem;
    box-shadow: var(--shadow);
    transition: border-color 0.15s ease, box-shadow 0.15s ease, transform 0.15s ease;
}
.resource-list a:hover {
    border-color: var(--accent);
    box-shadow: var(--shadow-lift);
    transform: translateY(-1px);
    text-decoration: none;
}
.resource-list strong { color: var(--ink); font-size: 0.98rem; }
.resource-list span { color: var(--ink-soft); font-size: 0.87rem; }
.group-note { color: var(--ink-soft); margin: 0 0 1rem; }

/* Footer */
.site-footer {
    border-top: 1px solid var(--line);
    padding: 2.25rem 0;
    margin-top: 3rem;
    color: var(--ink-faint);
    font-size: 0.88rem;
    text-align: center;
    line-height: 1.8;
}

/* Black glyphs (Apple, GitHub) get a light backdrop only on the dark theme */
.icon-on-dark {
    background: var(--icon-backdrop);
    border-radius: 50%;
    padding: 2px;
    box-sizing: content-box;
}

/* Blazor chrome */
#blazor-error-ui {
    background: var(--error-ui-bg);
    color: var(--error-ui-ink);
    bottom: 0;
    box-sizing: border-box;
    display: none;
    left: 0;
    padding: 0.6rem 1.25rem 0.7rem 1.25rem;
    position: fixed;
    width: 100%;
    z-index: 1000;
}
#blazor-error-ui .dismiss { cursor: pointer; position: absolute; right: 0.75rem; top: 0.5rem; }
.loading-progress { position: absolute; display: block; width: 8rem; height: 8rem; inset: 20vh 0 auto 0; margin: 0 auto; }
.loading-progress circle { fill: none; stroke: var(--line); stroke-width: 0.6rem; transform-origin: 50% 50%; transform: rotate(-90deg); }
.loading-progress circle:last-child {
    stroke: var(--accent-deep);
    stroke-dasharray: calc(3.141 * var(--blazor-load-percentage, 0%) * 0.8), 500%;
    transition: stroke-dasharray 0.05s ease-in-out;
}
.loading-progress-text { position: absolute; text-align: center; font-weight: 500; inset: calc(20vh + 3.25rem) 0 auto 0.2rem; color: var(--ink-faint); }
.loading-progress-text:after { content: var(--blazor-load-percentage-text, "Loading"); }

@media (max-width: 640px) {
    .hero { padding: 3.5rem 1.25rem 2.5rem; }
    .hero h1 { font-size: 2.4rem; }
    .site-nav { gap: 1rem; }
    .site-nav a { font-size: 0.88rem; }
    .results-count { margin-left: 0; width: 100%; }
    .modal { padding: 1.5rem; }
}