/* og-preview — Devya dark aesthetic. Dark mode only, no frameworks. */

:root {
  --bg: #0F1115;
  --panel: #16181B;
  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.14);
  --heading: #f3f5f8;
  --body: #CCCCCC;
  --muted: #8a94a2;
  --accent: #B8C0CB;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 8px 30px rgba(0, 0, 0, 0.35);

  /* platform-ish accents (kept subtle, not brand-loud) */
  --google-title: #8ab4f8;
  --google-url: #bdc1c6;
  --google-crumb: #9aa0a6;
  --amber: #f0b429;
  --red: #f26d6d;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--body);
  font-family: "Sora", system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

.page {
  max-width: 1180px;
  margin: 0 auto;
  padding: 40px 24px 64px;
}

/* ---------- Header ---------- */
.site-header { margin-bottom: 32px; }

.brand {
  display: flex;
  align-items: center;
  gap: 16px;
}

.logo-mark {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  flex: 0 0 auto;
  background:
    radial-gradient(circle at 30% 25%, rgba(184, 192, 203, 0.55), transparent 55%),
    linear-gradient(135deg, #2a2e35, #14161a);
  border: 1px solid var(--border-strong);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.app-name {
  margin: 0;
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--heading);
}

.tagline {
  margin: 2px 0 0;
  color: var(--muted);
  font-size: 0.95rem;
}

/* ---------- Layout ---------- */
.layout {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 24px;
  align-items: start;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
}

.panel-heading {
  margin: 0 0 18px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

/* ---------- Form ---------- */
.field { margin-bottom: 18px; }
.field:last-child { margin-bottom: 0; }

.field label {
  display: block;
  margin-bottom: 7px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--heading);
}

input[type="text"],
input[type="url"],
textarea,
select {
  width: 100%;
  padding: 11px 13px;
  background: #0F1115;
  color: var(--heading);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 0.92rem;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

textarea { resize: vertical; min-height: 74px; }

input::placeholder,
textarea::placeholder { color: #5a626e; }

input:focus,
textarea:focus,
select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(184, 192, 203, 0.18);
}

.hint {
  margin: 6px 0 0;
  font-size: 0.76rem;
  color: var(--muted);
}

.counter {
  margin-top: 6px;
  font-size: 0.74rem;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
}
.counter.warn { color: var(--amber); }
.counter.over { color: var(--red); }

/* ---------- Native select dark popup (system-wide dark popup) ---------- */
select {
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  background-image:
    linear-gradient(45deg, transparent 50%, var(--accent) 50%),
    linear-gradient(135deg, var(--accent) 50%, transparent 50%);
  background-position:
    calc(100% - 18px) center,
    calc(100% - 13px) center;
  background-size: 5px 5px, 5px 5px;
  background-repeat: no-repeat;
  padding-right: 36px;
  cursor: pointer;
}
select option {
  background: #16181B;
  color: var(--heading);
}

/* ---------- Preview blocks ---------- */
.preview-panel { display: flex; flex-direction: column; gap: 26px; }

.preview-block { margin: 0; }

.preview-label {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 10px;
}

/* Google */
.google-card {
  background: #202124;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px 18px;
  font-family: arial, sans-serif;
}
.google-crumb { display: flex; align-items: center; gap: 10px; margin-bottom: 6px; }
.g-favicon {
  width: 26px; height: 26px; border-radius: 50%;
  background: linear-gradient(135deg, #3a3f47, #14161a);
  border: 1px solid var(--border-strong);
  flex: 0 0 auto;
}
.g-crumb-text { display: flex; flex-direction: column; line-height: 1.25; min-width: 0; }
.g-site { color: #e8eaed; font-size: 0.82rem; }
.g-url { color: var(--google-crumb); font-size: 0.76rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.google-title {
  display: block;
  color: var(--google-title);
  font-size: 1.25rem;
  line-height: 1.3;
  margin: 4px 0 4px;
  text-decoration: none;
  font-weight: 400;
}
.google-title:hover { text-decoration: underline; }
.google-desc { color: #bdc1c6; font-size: 0.87rem; margin: 0; line-height: 1.45; }

/* Facebook / Open Graph */
.fb-card {
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
  background: #1c1e21;
  max-width: 500px;
}
.fb-image {
  width: 100%;
  aspect-ratio: 1200 / 630;
  background-size: cover;
  background-position: center;
  background-color: #0f1115;
}
.fb-meta { padding: 12px 14px; border-top: 1px solid var(--border); background: #242526; }
.fb-domain { color: #8a8d91; font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.02em; margin-bottom: 4px; }
.fb-title { color: #e4e6eb; font-weight: 600; font-size: 1rem; line-height: 1.3; margin-bottom: 4px; }
.fb-desc { color: #b0b3b8; font-size: 0.85rem; line-height: 1.35; }

/* X (Twitter) */
.tw-card {
  border: 1px solid var(--border-strong);
  border-radius: 16px;
  overflow: hidden;
  background: #16181c;
  max-width: 500px;
}
.tw-image {
  width: 100%;
  aspect-ratio: 1200 / 628;
  background-size: cover;
  background-position: center;
  background-color: #0f1115;
}
.tw-meta { padding: 11px 14px; }
.tw-domain { color: #71767b; font-size: 0.82rem; margin-top: 3px; }
.tw-title { color: #e7e9ea; font-size: 0.94rem; font-weight: 500; line-height: 1.3; }
.tw-desc { color: #a5adb5; font-size: 0.88rem; line-height: 1.35; margin-top: 2px; }

/* Twitter: summary (small square thumbnail, side layout) */
.tw-card[data-card="summary"] {
  display: flex;
  align-items: stretch;
}
.tw-card[data-card="summary"] .tw-image {
  width: 128px;
  flex: 0 0 128px;
  aspect-ratio: 1 / 1;
  border-right: 1px solid var(--border);
}
.tw-card[data-card="summary"] .tw-meta {
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-width: 0;
}

/* LinkedIn */
.li-card {
  border: 1px solid var(--border-strong);
  border-radius: 8px;
  overflow: hidden;
  background: #1b1f23;
  max-width: 500px;
}
.li-image {
  width: 100%;
  aspect-ratio: 1200 / 627;
  background-size: cover;
  background-position: center;
  background-color: #0f1115;
}
.li-meta { padding: 12px 14px; background: #26292c; }
.li-title { color: #f3f5f8; font-weight: 600; font-size: 0.95rem; line-height: 1.3; margin-bottom: 4px; }
.li-domain { color: #a0a6ac; font-size: 0.78rem; }

/* Image placeholder / fallback */
.img-fallback {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--muted);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background:
    repeating-linear-gradient(45deg, rgba(255,255,255,0.02) 0 12px, rgba(255,255,255,0.045) 12px 24px),
    linear-gradient(135deg, #1a1d21, #101216);
}

/* ---------- Meta output ---------- */
.meta-panel { margin-top: 24px; }
.meta-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}
.meta-head .panel-heading { margin: 0; }

.copy-btn {
  background: var(--accent);
  color: #14161a;
  border: none;
  padding: 8px 18px;
  border-radius: 8px;
  font-family: inherit;
  font-weight: 600;
  font-size: 0.85rem;
  cursor: pointer;
  transition: background 0.15s ease, transform 0.05s ease;
}
.copy-btn:hover { background: #cdd4dd; }
.copy-btn:active { transform: translateY(1px); }
.copy-btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.copy-btn.copied { background: #6fcf97; color: #0f1115; }

.meta-output {
  margin: 0;
  padding: 18px;
  background: #0c0e12;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: #d6dbe2;
  font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.82rem;
  line-height: 1.7;
  white-space: pre-wrap;
  word-break: break-word;
  overflow-x: auto;
}
.meta-output:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

/* ---------- Footer ---------- */
.site-footer {
  margin-top: 40px;
  padding-top: 22px;
  border-top: 1px solid var(--border);
  text-align: center;
  color: var(--muted);
  font-size: 0.85rem;
}
.site-footer a { color: var(--accent); text-decoration: none; }
.site-footer a:hover { text-decoration: underline; }

/* ---------- Responsive ---------- */
@media (max-width: 860px) {
  .layout { grid-template-columns: 1fr; }
  .page { padding: 28px 16px 48px; }
  .app-name { font-size: 1.4rem; }
}