:root {
  color-scheme: dark;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(ellipse at top, var(--gradient-from) 0%, transparent 55%),
    linear-gradient(180deg, var(--bg-deep) 0%, var(--bg-bottom) 100%);
  font-family: 'Inter', system-ui, sans-serif;
  color: var(--text);
}

.page {
  max-width: 860px;
  margin: 0 auto;
  padding: 48px 24px 32px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 40px;
}

/* HERO */
.hero {
  text-align: center;
  position: relative;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--gold);
  text-transform: uppercase;
  letter-spacing: 0.22em;
  font-size: 0.8rem;
  font-weight: 600;
  transition: color 0.55s ease;
}

.hero h1 {
  margin: 0 0 14px;
  font-family: 'Cinzel', serif;
  font-size: clamp(2.4rem, 5vw, 4rem);
  font-weight: 900;
  line-height: 1.1;
  color: var(--text);
  text-shadow: 0 0 40px var(--text-glow);
  transition: color 0.55s ease, text-shadow 0.55s ease;
}

.theme-btn {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 100001;
  padding: 10px 20px;
  border: 2px solid var(--gold);
  border-radius: 12px;
  background: var(--bg-card);
  color: var(--gold-light);
  font-family: 'Inter', sans-serif;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition:
    background-color 0.15s ease,
    color 0.15s ease,
    border-color 0.15s ease,
    box-shadow 0.15s ease,
    transform 0.12s ease;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.theme-btn:hover {
  transform: translateY(-1px);
}

.accent {
  color: var(--gold-light);
  transition: color 0.55s ease;
}

.subtitle {
  margin: 0;
  color: var(--text-muted);
  font-size: 1.05rem;
  transition: color 0.55s ease;
}

/* MAIN */
.main {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 28px;
}

/* RESULT BOX */
.result-box {
  width: 100%;
  min-height: 110px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-card);
  border: 1px solid var(--border-gold);
  border-radius: 20px;
  padding: 28px 32px;
  box-shadow: var(--card-shadow), inset 0 1px 0 rgba(255,255,255,0.04);
  transition:
    background-color 0.55s ease,
    box-shadow 0.55s ease,
    border-color 0.55s ease;
}

.result-placeholder {
  color: var(--text-muted);
  font-size: 1.1rem;
  font-style: italic;
  transition: color 0.55s ease;
}

.result-nick {
  font-family: 'Cinzel', serif;
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 700;
  color: var(--gold-light);
  text-shadow: 0 0 30px var(--nick-glow);
  transition: color 0.55s ease, text-shadow 0.55s ease;
  word-break: break-all;
  text-align: center;
  animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: scale(0.95); }
  to   { opacity: 1; transform: scale(1); }
}

/* ACTIONS */
.actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  justify-content: center;
}

.btn-generate {
  border: none;
  border-radius: 14px;
  padding: 18px 36px;
  background: linear-gradient(135deg, var(--accent-color), var(--accent-mid));
  color: var(--gold-light);
  font-family: 'Cinzel', serif;
  font-size: 1.1rem;
  font-weight: 700;
  cursor: pointer;
  letter-spacing: 0.04em;
  box-shadow: var(--btn-shadow);
  transition:
    transform 0.15s ease,
    box-shadow 0.15s ease,
    background 0.55s ease,
    color 0.55s ease;
}

.btn-generate:hover {
  background: linear-gradient(135deg, color-mix(in srgb, var(--accent-color) 80%, white), color-mix(in srgb, var(--accent-mid) 80%, white));
  transform: translateY(-2px);
  box-shadow: var(--btn-shadow-hover);
}

.btn-generate:active {
  transform: translateY(0);
}

.btn-copy {
  border: 1px solid var(--border-gold-mid);
  border-radius: 14px;
  padding: 18px 28px;
  background: var(--fill-gold-soft);
  color: var(--gold);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition:
    background-color 0.15s ease,
    transform 0.15s ease,
    border-color 0.55s ease,
    color 0.55s ease;
}

.btn-copy:hover:not(:disabled) {
  background: var(--fill-gold-mid);
  transform: translateY(-1px);
}

.btn-copy:disabled {
  opacity: 0.35;
  cursor: default;
  transform: none;
}

/* COPY MESSAGE */
.copy-msg {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.95rem;
  text-align: center;
  transition: color 0.55s ease;
}

/* HISTORY */
.history-section {
  width: 100%;
}

.history-title {
  font-family: 'Cinzel', serif;
  font-size: 1rem;
  color: var(--gold);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin: 0 0 14px;
  text-align: center;
  transition: color 0.55s ease;
}

.history-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
}

.history-list li {
  background: color-mix(in srgb, var(--accent-color) 15%, transparent);
  border: 1px solid var(--border-gold-soft);
  border-radius: 10px;
  padding: 8px 16px;
  font-size: 0.95rem;
  color: var(--text-muted);
  cursor: pointer;
  transition:
    background-color 0.15s ease,
    color 0.15s ease,
    border-color 0.55s ease;
}

.history-list li:hover {
  background: color-mix(in srgb, var(--accent-color) 30%, transparent);
  color: var(--gold-light);
}

/* FOOTER */
.footer {
  color: var(--text-muted);
  font-size: 0.88rem;
  text-align: center;
  transition: color 0.55s ease;
}

/* MOBILE */
@media (max-width: 600px) {
  .page { padding: 32px 16px 24px; gap: 28px; }
  .actions { flex-direction: column; width: 100%; }
  .btn-generate, .btn-copy { width: 100%; }
  .result-box { padding: 20px 18px; }
}

/* SUGGEST BUTTON */
.suggest-wrap {
  display: flex;
  justify-content: center;
}

.btn-suggest {
  border: 1px solid var(--border-gold-light);
  border-radius: 12px;
  padding: 10px 22px;
  background: transparent;
  color: var(--text-muted);
  font-size: 0.9rem;
  cursor: pointer;
  transition:
    background-color 0.15s ease,
    color 0.15s ease,
    border-color 0.55s ease;
}

.btn-suggest:hover {
  background: var(--fill-gold-soft);
  color: var(--gold);
}

/* MODAL */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.75);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  padding: 16px;
}

.modal-overlay[hidden] { display: none; }

.modal {
  background: var(--bg-card);
  border: 1px solid var(--border-gold-light);
  border-radius: 20px;
  padding: 32px;
  width: 100%;
  max-width: 440px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.6);
  transition:
    background-color 0.55s ease,
    border-color 0.55s ease;
}

.modal-title {
  font-family: 'Cinzel', serif;
  color: var(--gold-light);
  font-size: 1.3rem;
  margin-bottom: 8px;
  transition: color 0.55s ease;
}

.modal-sub {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 20px;
  transition: color 0.55s ease;
}

.modal-input {
  width: 100%;
  padding: 12px 14px;
  background: color-mix(in srgb, var(--bg-deep) 92%, black);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 10px;
  color: var(--text);
  font-size: 1rem;
  margin-bottom: 16px;
  transition:
    background-color 0.55s ease,
    color 0.55s ease,
    border-color 0.55s ease;
}

.modal-input:focus {
  outline: none;
  border-color: var(--border-gold-mid);
}

.modal-actions {
  display: flex;
  gap: 12px;
}

.btn-send {
  flex: 1;
  padding: 12px;
  background: linear-gradient(135deg, var(--accent-color), var(--accent-mid));
  color: var(--gold-light);
  border: none;
  border-radius: 10px;
  font-weight: 700;
  cursor: pointer;
  font-size: 0.95rem;
  transition: background 0.55s ease, color 0.55s ease;
}

.btn-send:hover { background: linear-gradient(135deg, color-mix(in srgb, var(--accent-color) 80%, white), color-mix(in srgb, var(--accent-mid) 80%, white)); }

.btn-cancel {
  padding: 12px 20px;
  background: transparent;
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 10px;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 0.95rem;
  transition: background-color 0.15s ease, color 0.55s ease;
}

.btn-cancel:hover { background: rgba(255,255,255,0.05); }

.modal-msg {
  margin-top: 14px;
  font-size: 0.9rem;
  text-align: center;
  color: var(--gold);
  transition: color 0.55s ease;
}

.modal-msg[hidden] { display: none; }