/* ========================================================================
   Visual variables — matched to bertollini.org (deep navy + gold + serif).
   Edit values here to fine-tune brand colours.
   ======================================================================== */

/* Self-hosted fonts (downloaded by deploy/install.sh into public/fonts/).
   If the files are missing, the system serif/sans stack below kicks in. */
@font-face {
  font-family: 'Cormorant Garamond';
  font-style: normal; font-weight: 400; font-display: swap;
  src: url('/static/fonts/cormorant-garamond-400.woff2') format('woff2');
}
@font-face {
  font-family: 'Cormorant Garamond';
  font-style: italic; font-weight: 400; font-display: swap;
  src: url('/static/fonts/cormorant-garamond-400i.woff2') format('woff2');
}
@font-face {
  font-family: 'Cormorant Garamond';
  font-style: normal; font-weight: 500; font-display: swap;
  src: url('/static/fonts/cormorant-garamond-500.woff2') format('woff2');
}
@font-face {
  font-family: 'Cormorant Garamond';
  font-style: italic; font-weight: 500; font-display: swap;
  src: url('/static/fonts/cormorant-garamond-500i.woff2') format('woff2');
}
@font-face {
  font-family: 'Inter';
  font-style: normal; font-weight: 400; font-display: swap;
  src: url('/static/fonts/inter-400.woff2') format('woff2');
}
@font-face {
  font-family: 'Inter';
  font-style: normal; font-weight: 500; font-display: swap;
  src: url('/static/fonts/inter-500.woff2') format('woff2');
}

:root {
  /* Backgrounds — deepest at edges, slightly lifted in surfaces. */
  --c-bg:        #0a1126;
  --c-bg-2:      #0c1530;
  --c-surface:   #0f1a38;
  --c-surface-2: #14224a;

  /* Borders */
  --c-line:      rgba(255, 255, 255, 0.06);
  --c-line-2:    rgba(201, 168, 106, 0.18);

  /* Text */
  --c-ink:       #ffffff;
  --c-ink-soft:  #98a0b3;
  --c-ink-muted: #6c7589;

  /* Brand accent — warm gold, like the firm site. */
  --c-accent:    #c9a86a;
  --c-accent-2:  #b8975a;
  --c-accent-3:  rgba(201, 168, 106, 0.12);

  /* Status colours, tuned for dark backgrounds. */
  --c-danger:    #d97a7a;
  --c-good:      #7bc08e;

  --font-serif:  'Cormorant Garamond', 'EB Garamond', Georgia, 'Times New Roman', serif;
  --font-sans:   'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
  --font-mono:   ui-monospace, 'SF Mono', 'Cascadia Code', Menlo, Consolas, monospace;

  --r-1: 3px;
  --r-2: 6px;
  --shadow-1: 0 8px 32px rgba(0,0,0,0.45);
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.55;
  color: var(--c-ink-soft);
  background:
    radial-gradient(1200px 700px at 50% -100px, #15224a 0%, transparent 65%),
    var(--c-bg);
  background-attachment: fixed;
  min-height: 100vh;
}

/* Headings: serif. */
h1, h2, h3 { font-family: var(--font-serif); font-weight: 500; color: var(--c-ink); letter-spacing: 0.005em; }
h1 { font-size: 2.6rem; margin: 0; }
h2 { font-size: 1.7rem; margin: 0 0 0.6rem; }
em { font-style: italic; }

/* Section eyebrow label: small, tracked, gold. */
.eyebrow {
  font-family: var(--font-sans);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.32em;
  color: var(--c-accent);
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

/* ---- Brand block (logo + name + tagline) ---- */
.brand-block { text-align: center; padding: 2.5rem 0 2rem; }
.brand-mark { display: inline-flex; align-items: center; justify-content: center; margin-bottom: 1.25rem; }
.brand-mark svg { display: block; }
.brand-name {
  font-family: var(--font-serif);
  font-size: 2.4rem;
  font-weight: 400;
  color: var(--c-ink);
  letter-spacing: 0.005em;
  line-height: 1.1;
}
.brand-name em { font-style: italic; color: var(--c-accent); font-weight: 400; }
.brand-role {
  margin-top: 0.5rem;
  font-size: 0.72rem;
  letter-spacing: 0.36em;
  text-transform: uppercase;
  color: var(--c-ink-muted);
}
.brand-rule {
  width: 100px; height: 1px; background: var(--c-line-2); margin: 1rem auto 0;
  position: relative;
}
.brand-rule::after {
  content: ''; position: absolute; top: -2px; left: 50%; width: 4px; height: 4px;
  background: var(--c-accent); border-radius: 50%; transform: translateX(-50%);
}

/* ---- Centred narrow page (login, admin) ---- */
.page {
  max-width: 620px;
  margin: 0 auto;
  padding: 1rem 1.5rem 3rem;
}

.card {
  background: linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0)) , var(--c-surface);
  border: 1px solid var(--c-line);
  border-radius: var(--r-2);
  padding: 1.75rem;
  box-shadow: var(--shadow-1);
}

label {
  display: block;
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--c-ink-muted);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin: 1rem 0 0.4rem;
}

input[type=text], input[type=password], input[type=number], textarea {
  width: 100%;
  padding: 0.7rem 0.85rem;
  border: 1px solid var(--c-line);
  border-radius: var(--r-1);
  font-size: 1rem;
  font-family: var(--font-sans);
  background: rgba(0, 0, 0, 0.25);
  color: var(--c-ink);
  transition: border-color 0.15s ease, background 0.15s ease;
}
input::placeholder, textarea::placeholder { color: var(--c-ink-muted); }
input:focus, textarea:focus {
  outline: none;
  border-color: var(--c-accent-2);
  background: rgba(0, 0, 0, 0.35);
}
.input-mono { font-family: var(--font-mono); letter-spacing: 0.18em; }

button, .btn {
  background: var(--c-accent);
  color: #1a1a1a;
  border: 0;
  padding: 0.7rem 1.4rem;
  border-radius: var(--r-1);
  font-size: 0.78rem;
  font-weight: 500;
  font-family: var(--font-sans);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease;
}
button:hover { background: #d8b876; }
button.secondary {
  background: transparent;
  color: var(--c-accent);
  border: 1px solid var(--c-accent-2);
}
button.secondary:hover { background: var(--c-accent-3); }
button.danger {
  background: transparent;
  color: var(--c-danger);
  border: 1px solid rgba(217, 122, 122, 0.4);
}
button.danger:hover { background: rgba(217, 122, 122, 0.08); }
button[disabled] { opacity: 0.4; cursor: not-allowed; }

.row { display: flex; gap: 0.75rem; align-items: center; flex-wrap: wrap; }
.row > * { flex: 0 0 auto; }
.row .grow { flex: 1 1 auto; min-width: 0; }

.muted { color: var(--c-ink-muted); font-size: 0.88rem; }
.error { color: var(--c-danger); font-size: 0.85rem; margin-top: 0.5rem; min-height: 1.2em; }
.notice {
  background: rgba(201, 168, 106, 0.06);
  border: 1px solid var(--c-line-2);
  padding: 0.85rem 1rem;
  border-radius: var(--r-1);
  margin: 1rem 0;
  font-size: 0.88rem;
  color: var(--c-ink-soft);
}

.code-display {
  font-family: var(--font-mono);
  font-size: 1.7rem;
  letter-spacing: 0.32em;
  background: rgba(0, 0, 0, 0.3);
  border: 1px dashed var(--c-line-2);
  color: var(--c-accent);
  padding: 1.1rem;
  text-align: center;
  border-radius: var(--r-1);
  user-select: all;
}

/* ---- Chat layout ---- */
.chat {
  display: grid;
  grid-template-rows: auto 1fr auto;
  height: 100vh;
  max-width: 980px;
  margin: 0 auto;
  background: var(--c-bg-2);
  border-left: 1px solid var(--c-line);
  border-right: 1px solid var(--c-line);
}
.chat-head {
  padding: 0.9rem 1.5rem;
  border-bottom: 1px solid var(--c-line);
  display: flex; justify-content: space-between; align-items: center;
  background: var(--c-bg);
}
.chat-head .meta { display: flex; flex-direction: column; gap: 0.15rem; }
.chat-head .who {
  font-family: var(--font-serif); font-size: 1.15rem; color: var(--c-ink);
  display: flex; align-items: center;
}
.chat-head .who em { color: var(--c-accent); margin-left: 0.3rem; }
.chat-head .fp {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--c-ink-muted);
  letter-spacing: 0.1em;
}
.chat-head .fp .fp-val { color: var(--c-accent); }
.chat-head .timer {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--c-ink-soft);
  margin: 0 1rem;
  letter-spacing: 0.05em;
}
.chat-head .status-dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--c-ink-muted); display: inline-block;
  margin-right: 0.5rem;
  box-shadow: 0 0 0 2px rgba(0,0,0,0.3);
}
.chat-head .status-dot.on { background: var(--c-good); box-shadow: 0 0 0 2px rgba(123, 192, 142, 0.15); }

.messages {
  overflow-y: auto;
  padding: 1.5rem;
  display: flex; flex-direction: column; gap: 0.85rem;
  background:
    radial-gradient(800px 500px at 50% -50px, rgba(201, 168, 106, 0.04) 0%, transparent 70%),
    var(--c-bg-2);
}
.msg {
  max-width: 70%;
  padding: 0.65rem 0.95rem;
  border-radius: var(--r-2);
  border: 1px solid var(--c-line);
  background: var(--c-surface);
  font-size: 0.95rem;
  color: var(--c-ink);
  line-height: 1.5;
}
.msg.me {
  align-self: flex-end;
  background: var(--c-surface-2);
  border-color: var(--c-line-2);
}
.msg.them { align-self: flex-start; }
.msg .ts { display: block; font-size: 0.68rem; color: var(--c-ink-muted); margin-top: 0.3rem; letter-spacing: 0.05em; }
.msg.system {
  align-self: center;
  background: transparent; border: 0;
  color: var(--c-ink-muted);
  font-size: 0.8rem;
  font-style: italic;
  letter-spacing: 0.05em;
  max-width: 100%;
  text-align: center;
}
.msg.file { font-family: var(--font-mono); font-size: 0.85rem; }
.msg.file a { color: var(--c-accent); text-decoration: none; border-bottom: 1px dotted var(--c-line-2); }
.msg.file a:hover { color: #d8b876; }

.composer {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 0.6rem;
  padding: 0.85rem 1.25rem;
  border-top: 1px solid var(--c-line);
  align-items: end;
  background: var(--c-bg);
}
.composer textarea {
  resize: none;
  min-height: 2.6rem;
  max-height: 8rem;
  padding: 0.6rem 0.85rem;
  border: 1px solid var(--c-line);
  border-radius: var(--r-1);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  background: rgba(0, 0, 0, 0.3);
  color: var(--c-ink);
  line-height: 1.5;
}
.composer textarea:focus { outline: none; border-color: var(--c-accent-2); }
.composer .icon-btn {
  background: transparent;
  color: var(--c-accent);
  border: 1px solid var(--c-line-2);
  padding: 0.55rem 0.8rem;
  letter-spacing: 0;
  font-size: 1rem;
}
.composer .icon-btn:hover { background: var(--c-accent-3); }

.drop-overlay {
  position: fixed; inset: 0;
  background: rgba(10, 17, 38, 0.85);
  display: none; align-items: center; justify-content: center;
  font-family: var(--font-serif); font-size: 1.5rem; color: var(--c-accent);
  z-index: 10;
  border: 2px dashed var(--c-line-2);
}
.drop-overlay.on { display: flex; }

/* Subtle scrollbar that fits the dark theme */
*::-webkit-scrollbar { width: 8px; height: 8px; }
*::-webkit-scrollbar-track { background: transparent; }
*::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.06); border-radius: 4px; }
*::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,0.12); }

/* Responsive niceties */
@media (max-width: 640px) {
  h1 { font-size: 2rem; }
  .brand-name { font-size: 2rem; }
  .page { padding: 0.5rem 1rem 2rem; }
  .chat-head { flex-wrap: wrap; gap: 0.5rem; }
  .msg { max-width: 90%; }
}