/* ═══════════════════════════════════════════════════════
   CINEPLEX — Auth Modal (Sign up / Sign in / OTP)
   Self-contained: namespaced under .am- to avoid collisions.
═══════════════════════════════════════════════════════ */

:root {
  --am-ease-out: cubic-bezier(0.23, 1, 0.32, 1);
  --am-bg: #161618;
  --am-field: #211f22;
  --am-field-focus: #2a282c;
  --am-border: rgba(255, 255, 255, 0.10);
  --am-border-h: rgba(255, 255, 255, 0.24);
  --am-text: #f4f4f5;
  --am-muted: #8b8b92;
}

/* ── Overlay ── */
.am-overlay {
  position: fixed;
  inset: 0;
  z-index: 9000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background: rgba(0, 0, 0, 0.66);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 220ms var(--am-ease-out);
}
.am-overlay.open {
  opacity: 1;
  pointer-events: auto;
}

/* ── Card ── */
.am-card {
  position: relative;
  width: 100%;
  max-width: 420px;
  background: var(--am-bg);
  border: 1px solid var(--am-border);
  border-radius: 28px;
  padding: 26px 26px 22px;
  overflow: hidden;
  /* modals scale from center */
  transform-origin: center;
  transform: translateY(12px) scale(0.96);
  opacity: 0;
  transition: transform 260ms var(--am-ease-out), opacity 220ms var(--am-ease-out);
  box-shadow: 0 40px 90px rgba(0, 0, 0, 0.6);
}
.am-overlay.open .am-card {
  transform: translateY(0) scale(1);
  opacity: 1;
}

/* Soft warm glow in the lower corners (matches reference) */
.am-card::before,
.am-card::after {
  content: '';
  position: absolute;
  bottom: -40px;
  width: 200px;
  height: 160px;
  border-radius: 50%;
  filter: blur(48px);
  opacity: 0.5;
  pointer-events: none;
}
.am-card::before { left: -40px; background: radial-gradient(circle, #313131, transparent 70%); }
.am-card::after  { right: -40px; background: radial-gradient(circle, #474747, transparent 70%); }

.am-card > * { position: relative; z-index: 1; }

/* ── Close ── */
.am-close {
  position: absolute;
  top: 18px;
  right: 18px;
  z-index: 2;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--am-border);
  color: var(--am-muted);
  cursor: pointer;
  transition: background 160ms var(--am-ease-out), color 160ms, transform 160ms var(--am-ease-out);
}
.am-close:hover { background: rgba(255, 255, 255, 0.12); color: #fff; }
.am-close:active { transform: scale(0.92); }

/* ── Tab toggle ── */
.am-toggle {
  display: inline-flex;
  padding: 4px;
  gap: 2px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--am-border);
  margin-bottom: 24px;
}
.am-toggle-btn {
  appearance: none;
  border: none;
  background: transparent;
  color: var(--am-muted);
  font-family: inherit;
  font-size: 14px;
  font-weight: 600;
  padding: 8px 20px;
  border-radius: 999px;
  cursor: pointer;
  transition: color 180ms var(--am-ease-out), background 180ms var(--am-ease-out);
}
.am-toggle-btn.active {
  background: #fff;
  color: #111;
}

/* ── Headings ── */
.am-title {
  font-size: 26px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--am-text);
  margin-bottom: 20px;
}
.am-title.sm { font-size: 22px; margin-bottom: 8px; }
.am-sub { font-size: 13.5px; color: var(--am-muted); margin-bottom: 22px; line-height: 1.5; }
.am-sub b { color: var(--am-text); font-weight: 600; }

/* ── Panels ── */
.am-panel { display: none; }
.am-panel.active {
  display: block;
  animation: amPanelIn 260ms var(--am-ease-out) both;
}
@keyframes amPanelIn {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── Fields ── */
.am-row { display: flex; gap: 10px; }
.am-row > .am-field { flex: 1; }

.am-field { position: relative; margin-bottom: 12px; }

.am-input {
  width: 100%;
  background: var(--am-field);
  border: 1px solid transparent;
  border-radius: 14px;
  padding: 15px 16px;
  color: var(--am-text);
  font-family: inherit;
  font-size: 15px;
  transition: background 160ms var(--am-ease-out), border-color 160ms var(--am-ease-out);
}
.am-input::placeholder { color: var(--am-muted); }
.am-input:focus {
  outline: none;
  background: var(--am-field-focus);
  border-color: var(--am-border-h);
}
.am-input.has-icon { padding-left: 46px; }

.am-field-icon {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--am-muted);
  pointer-events: none;
}

/* ── Phone field with country selector ── */
.am-phone {
  display: flex;
  align-items: stretch;
  background: var(--am-field);
  border: 1px solid transparent;
  border-radius: 14px;
  transition: background 160ms var(--am-ease-out), border-color 160ms var(--am-ease-out);
}
.am-phone:focus-within { background: var(--am-field-focus); border-color: var(--am-border-h); }
.am-cc {
  position: relative;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 0 12px 0 14px;
  border: none;
  background: transparent;
  color: var(--am-text);
  font-family: inherit;
  font-size: 14px;
  cursor: pointer;
  border-right: 1px solid var(--am-border);
}
.am-cc .am-flag { font-size: 18px; line-height: 1; }
.am-cc svg { color: var(--am-muted); }
.am-phone input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  color: var(--am-text);
  font-family: inherit;
  font-size: 15px;
  padding: 15px 16px 15px 12px;
}
.am-phone input::placeholder { color: var(--am-muted); }

.am-cc-menu {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  z-index: 5;
  width: 230px;
  max-height: 240px;
  overflow-y: auto;
  background: #1c1a1d;
  border: 1px solid var(--am-border);
  border-radius: 14px;
  padding: 6px;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.6);
  display: none;
  transform-origin: top left;
}
.am-cc-menu.open {
  display: block;
  animation: amMenuIn 160ms var(--am-ease-out) both;
}
@keyframes amMenuIn {
  from { opacity: 0; transform: scale(0.97) translateY(-4px); }
  to   { opacity: 1; transform: scale(1) translateY(0); }
}
.am-cc-opt {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  padding: 9px 10px;
  border: none;
  background: transparent;
  color: var(--am-text);
  font-family: inherit;
  font-size: 13.5px;
  text-align: left;
  border-radius: 9px;
  cursor: pointer;
}
.am-cc-opt:hover { background: rgba(255, 255, 255, 0.07); }
.am-cc-opt .am-dial { margin-left: auto; color: var(--am-muted); }

/* ── Primary button ── */
.am-btn {
  width: 100%;
  padding: 15px;
  border: none;
  border-radius: 14px;
  background: #fff;
  color: #111;
  font-family: inherit;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  margin-top: 6px;
  transition: transform 140ms var(--am-ease-out), opacity 140ms var(--am-ease-out), box-shadow 200ms var(--am-ease-out);
}
.am-btn:hover { box-shadow: 0 8px 24px rgba(255, 255, 255, 0.12); }
.am-btn:active { transform: scale(0.985); }
.am-btn:disabled { opacity: 0.55; cursor: not-allowed; transform: none; box-shadow: none; }

/* ── Divider ── */
.am-divider {
  display: flex;
  align-items: center;
  gap: 14px;
  margin: 20px 0 16px;
  color: var(--am-muted);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1.2px;
}
.am-divider::before,
.am-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--am-border), transparent);
}

/* ── Social buttons ── */
.am-social-row { display: flex; gap: 12px; }
.am-social {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 14px;
  border-radius: 14px;
  background: var(--am-field);
  border: 1px solid var(--am-border);
  cursor: pointer;
  transition: background 160ms var(--am-ease-out), transform 140ms var(--am-ease-out), border-color 160ms;
}
.am-social:hover { background: var(--am-field-focus); border-color: var(--am-border-h); }
.am-social:active { transform: scale(0.97); }

/* ── Footer ── */
.am-footer {
  margin-top: 18px;
  text-align: center;
  font-size: 12px;
  color: var(--am-muted);
  line-height: 1.5;
}
.am-footer a { color: #cfcfd4; text-decoration: underline; text-underline-offset: 2px; }

.am-error {
  background: rgba(255, 90, 90, 0.10);
  border: 1px solid rgba(255, 90, 90, 0.30);
  color: #ff9a9a;
  font-size: 13px;
  padding: 10px 14px;
  border-radius: 12px;
  margin-bottom: 14px;
  display: none;
}
.am-error.show { display: block; animation: amPanelIn 200ms var(--am-ease-out) both; }

.am-hint {
  font-size: 12px;
  color: var(--am-muted);
  margin-top: 12px;
  text-align: center;
}
.am-hint .am-dev {
  color: #ffd27a;
  font-weight: 700;
  letter-spacing: 1px;
}

/* ── OTP inputs ── */
.am-otp {
  display: flex;
  gap: 10px;
  justify-content: space-between;
  margin-bottom: 6px;
}
.am-otp input {
  width: 100%;
  aspect-ratio: 1 / 1;
  text-align: center;
  font-size: 22px;
  font-weight: 700;
  background: var(--am-field);
  border: 1px solid transparent;
  border-radius: 14px;
  color: var(--am-text);
  transition: background 160ms var(--am-ease-out), border-color 160ms var(--am-ease-out);
}
.am-otp input:focus { outline: none; background: var(--am-field-focus); border-color: var(--am-border-h); }

.am-link-btn {
  background: none;
  border: none;
  color: #cfcfd4;
  font-family: inherit;
  font-size: 13px;
  cursor: pointer;
  text-decoration: underline;
  text-underline-offset: 2px;
  padding: 0;
}
.am-link-btn:disabled { color: var(--am-muted); cursor: not-allowed; text-decoration: none; }

.am-back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: none;
  border: none;
  color: var(--am-muted);
  font-family: inherit;
  font-size: 13px;
  cursor: pointer;
  margin-bottom: 16px;
  padding: 0;
  transition: color 160ms var(--am-ease-out);
}
.am-back:hover { color: var(--am-text); }

@media (prefers-reduced-motion: reduce) {
  .am-overlay, .am-card, .am-panel.active, .am-cc-menu.open { transition: opacity 160ms ease; animation: none; }
  .am-card { transform: none; }
}

@media (max-width: 480px) {
  .am-card { border-radius: 22px; padding: 22px 18px 18px; }
  .am-title { font-size: 23px; }
}