*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #0a0a0a;
  --surface: #141414;
  --surface2: #1c1c1c;
  --gold: #d4af37;
  --gold-dim: #a08828;
  --gold-dark: #2a2000;
  --text: #e8e8e8;
  --text-dim: #888;
  --border: #2a2a2a;
  --red: #c0392b;
}

html, body {
  min-height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: 'Montserrat', sans-serif;
  font-weight: 300;
}

body {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 2rem 1rem;
}

/* ── Layout ── */
.section {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.container {
  max-width: 860px;
  width: 100%;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2rem;
}

/* ── Typography ── */
.title {
  font-family: 'Playfair Display', serif;
  font-size: clamp(2.4rem, 6vw, 4rem);
  font-weight: 700;
  letter-spacing: 0.02em;
  line-height: 1.15;
  color: var(--text);
}

.gold { color: var(--gold); }

.subtitle {
  font-size: 0.85rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--text-dim);
}

/* ── Badge ── */
.badge {
  display: inline-block;
  border: 1px solid var(--gold-dim);
  color: var(--gold);
  font-size: 0.65rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  padding: 0.4rem 1.2rem;
  border-radius: 2px;
}

/* ── Countdown ── */
.countdown {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  margin: 1rem 0;
}

.unit {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  min-width: 80px;
}

.digits {
  font-family: 'Playfair Display', serif;
  font-size: clamp(3rem, 10vw, 5.5rem);
  font-weight: 700;
  color: var(--gold);
  line-height: 1;
  text-shadow: 0 0 40px rgba(212, 175, 55, 0.25);
  border-bottom: 1px solid var(--gold-dim);
  padding-bottom: 0.25rem;
  min-width: 90px;
  text-align: center;
}

.unit .label {
  font-size: 0.6rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.separator {
  font-family: 'Playfair Display', serif;
  font-size: clamp(3rem, 10vw, 5.5rem);
  color: var(--gold-dim);
  line-height: 1;
  margin-top: -0.05em;
  opacity: 0.5;
}

.hint {
  font-size: 0.8rem;
  letter-spacing: 0.15em;
  color: var(--text-dim);
  font-style: italic;
}

/* ── Clue card ── */
.clue-container { gap: 1.8rem; }

.clue-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-top: 2px solid var(--gold);
  padding: 2.5rem 3rem;
  text-align: left;
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.clue-intro {
  font-family: 'Playfair Display', serif;
  font-style: italic;
  font-size: 1.2rem;
  color: var(--text-dim);
}

.cipher-text {
  font-family: 'Courier New', Courier, monospace;
  font-size: 0.9rem;
  line-height: 1.9;
  color: var(--text);
  white-space: pre-wrap;
  word-break: break-word;
  background: var(--surface2);
  border: 1px solid var(--border);
  padding: 1.5rem;
  border-radius: 2px;
  letter-spacing: 0.05em;
}

.clue-footer {
  font-size: 0.8rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-dim);
}

/* ── Button ── */
.btn-gold {
  display: inline-block;
  background: transparent;
  border: 1px solid var(--gold);
  color: var(--gold);
  font-family: 'Montserrat', sans-serif;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  text-decoration: none;
  padding: 0.9rem 2.5rem;
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
}

.btn-gold:hover {
  background: var(--gold);
  color: var(--bg);
}

/* ── Answer page ── */
.answer-form {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.2rem;
  width: 100%;
  max-width: 420px;
}

.input-wrap {
  width: 100%;
  position: relative;
}

.answer-input {
  width: 100%;
  background: var(--surface);
  border: 1px solid var(--border);
  border-bottom: 2px solid var(--gold-dim);
  color: var(--text);
  font-family: 'Montserrat', sans-serif;
  font-size: 1rem;
  letter-spacing: 0.1em;
  padding: 0.9rem 1rem;
  outline: none;
  transition: border-color 0.2s;
  text-align: center;
}

.answer-input:focus { border-bottom-color: var(--gold); }
.answer-input::placeholder { color: var(--text-dim); letter-spacing: 0.1em; }

.answer-input.error { border-bottom-color: var(--red); }

.attempts-info {
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  color: var(--text-dim);
  text-transform: uppercase;
}

.msg {
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  min-height: 1.2em;
  text-align: center;
}

.msg.error { color: var(--red); }
.msg.success { color: var(--gold); }
.msg.locked { color: var(--red); font-size: 0.75rem; letter-spacing: 0.08em; }

/* ── Lockout timer display ── */
.lockout-display {
  border: 1px solid #3a1010;
  background: #1a0808;
  padding: 1.2rem 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  align-items: center;
  width: 100%;
  max-width: 420px;
}

.lockout-display p { font-size: 0.75rem; letter-spacing: 0.15em; color: #aa4444; text-transform: uppercase; }
.lockout-display .lockout-time { font-family: 'Playfair Display', serif; font-size: 1.8rem; color: var(--red); }

/* ── Success section ── */
.success-section {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
  text-align: center;
}

/* ── Animations ── */
.hidden { display: none !important; }

.fade-out { animation: fadeOut 0.6s ease forwards; }
.fade-in  { animation: fadeIn  0.8s ease forwards; }

@keyframes fadeOut {
  from { opacity: 1; transform: translateY(0); }
  to   { opacity: 0; transform: translateY(-20px); }
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── Divider ── */
.divider {
  width: 60px;
  height: 1px;
  background: linear-gradient(to right, transparent, var(--gold-dim), transparent);
}

/* ── Back link ── */
.back-link {
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-dim);
  text-decoration: none;
  margin-top: 1rem;
}
.back-link:hover { color: var(--gold); }

/* ── Cipher tool ── */
.tool-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  width: 100%;
  max-width: 960px;
  text-align: left;
}

@media (max-width: 640px) {
  .tool-grid { grid-template-columns: 1fr; }
  .clue-card { padding: 1.5rem 1.2rem; }
  .countdown { gap: 0.25rem; }
  .unit { min-width: 60px; }
  .digits { min-width: 65px; }
}

.tool-label {
  font-size: 0.65rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 0.5rem;
}

.tool-textarea {
  width: 100%;
  min-height: 280px;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text);
  font-family: 'Courier New', monospace;
  font-size: 0.85rem;
  line-height: 1.7;
  padding: 1rem;
  resize: vertical;
  outline: none;
}

.tool-textarea:focus { border-color: var(--gold-dim); }

.shift-row {
  display: flex;
  align-items: center;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

.shift-row label { font-size: 0.75rem; letter-spacing: 0.15em; color: var(--text-dim); text-transform: uppercase; }

.shift-input {
  background: var(--surface);
  border: 1px solid var(--border);
  border-bottom: 2px solid var(--gold-dim);
  color: var(--gold);
  font-family: 'Playfair Display', serif;
  font-size: 1.4rem;
  width: 60px;
  text-align: center;
  padding: 0.3rem;
  outline: none;
}

.copy-btn {
  background: transparent;
  border: 1px solid var(--gold-dim);
  color: var(--gold);
  font-family: 'Montserrat', sans-serif;
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  padding: 0.5rem 1.2rem;
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
}

.copy-btn:hover { background: var(--gold); color: var(--bg); }

.tool-warning {
  background: #1a1200;
  border: 1px solid #4a3800;
  color: #c89a00;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  padding: 0.8rem 1.2rem;
  text-align: center;
  max-width: 600px;
  width: 100%;
}