/* Glass login/signup layout — admin.php (login) + signup.php */

/* ── Auth page ─────────────────────────────────────────── */
body.auth-page {
  min-height: 100vh; display: flex; flex-direction: column;
  background: var(--bg);
  background-image:
    radial-gradient(ellipse 70% 50% at 15% 0%,  rgba(0,212,255,.14) 0%, transparent 60%),
    radial-gradient(ellipse 50% 50% at 85% 95%, rgba(124,58,237,.15) 0%, transparent 55%),
    radial-gradient(ellipse 40% 40% at 92% 12%, rgba(0,229,160,.08) 0%, transparent 50%);
  background-attachment: fixed;
}

/* ── Auth nav ──────────────────────────────────────────── */
.auth-nav {
  height: 60px; background: rgba(4,8,15,.88);
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border);
  display: flex; align-items: center; padding: 0 40px; gap: 12px; flex-shrink: 0;
}
.auth-nav-name { font-size: 18px; font-weight: 700; color: var(--text); letter-spacing: -.01em; }
.auth-nav-right { margin-left: auto; }
.auth-theme-btn {
  width: 34px; height: 34px; border-radius: 50%;
  background: none; border: 1px solid var(--glass-border);
  cursor: pointer; color: var(--text-muted); font-size: 15px;
  display: flex; align-items: center; justify-content: center;
  transition: background .15s, color .15s;
}
.auth-theme-btn:hover { background: rgba(255,255,255,.07); color: var(--text); }

/* ── Auth main ─────────────────────────────────────────── */
.auth-main {
  flex: 1; display: flex; align-items: center; justify-content: center;
  padding: 40px 24px;
}
.auth-container { width: 100%; max-width: 420px; }

/* ── Auth logo block ───────────────────────────────────── */
.auth-logo-block {
  display: flex; align-items: center; gap: 10px;
  margin-bottom: 28px; justify-content: center;
}
.auth-logo-icon {
  width: 40px; height: 40px; border-radius: 11px;
  background: rgba(0,212,255,.12); border: 1px solid rgba(0,212,255,.25);
  display: flex; align-items: center; justify-content: center;
  color: var(--accent); font-size: 18px; flex-shrink: 0;
}
.auth-logo-name { font-size: 20px; font-weight: 700; color: var(--text); letter-spacing: -.01em; }

/* ── Auth tabs ─────────────────────────────────────────── */
.auth-tabs {
  display: flex; background: rgba(255,255,255,.04);
  border: 1px solid var(--glass-border);
  border-radius: 14px; padding: 4px; margin-bottom: 16px;
}
.auth-tab {
  flex: 1; text-align: center; padding: 9px 0; border-radius: 11px;
  font-size: 14px; font-weight: 600; color: var(--text-muted); cursor: pointer;
  border: 1px solid transparent; font-family: var(--font); background: none;
  transition: all .15s; text-decoration: none; display: block;
}
.auth-tab.active {
  background: rgba(0,212,255,.1); border-color: rgba(0,212,255,.2); color: var(--accent);
}

/* ── Auth footer ───────────────────────────────────────── */
.auth-footer {
  height: 48px; flex-shrink: 0;
  border-top: 1px solid var(--glass-border);
  padding: 0 40px; display: flex; align-items: center; justify-content: space-between;
}
.auth-footer-copy { font-size: 12px; color: var(--text-muted); }
.auth-footer-links { display: flex; gap: 20px; }
.auth-footer-links a {
  font-size: 12px; color: var(--text-muted); text-decoration: none; transition: color .15s;
}
.auth-footer-links a:hover { color: var(--text); }

/* ── Modal card ───────────────────────────────────────── */
.glass-card {
  position: relative; width: 100%;
  background: rgba(4,8,15,.8);
  border: 1px solid rgba(255,255,255,.11);
  border-radius: 22px; padding: 36px;
  backdrop-filter: blur(28px); -webkit-backdrop-filter: blur(28px);
  box-shadow: 0 32px 64px rgba(0,0,0,.45), 0 0 0 1px rgba(255,255,255,.04);
  animation: glass-card-enter 320ms cubic-bezier(.16,1,.3,1) both;
}
@keyframes glass-card-enter {
  from { opacity: 0; transform: translateY(24px) scale(.97); }
  to   { opacity: 1; transform: none; }
}
@keyframes glass-card-exit {
  from { opacity: 1; transform: none; }
  to   { opacity: 0; transform: translateY(24px) scale(.97); }
}
.glass-title  { font-size: 22px; font-weight: 800; color: #fff; letter-spacing: -.02em; margin-bottom: 6px; }
.glass-sub    { font-size: 13px; color: var(--text-muted); margin-bottom: 22px; line-height: 1.5; }

/* ── Alerts ───────────────────────────────────────────── */
.glass-alert {
  display: flex; align-items: flex-start; gap: 10px;
  padding: 12px 14px; border-radius: 12px;
  font-size: 13px; font-weight: 500; margin-bottom: 18px; line-height: 1.5;
}
.glass-alert-error   { background: rgba(255,77,109,.1);  border: 1px solid rgba(255,77,109,.25);  color: #ff4d6d; }
.glass-alert-success { background: rgba(0,229,160,.1);   border: 1px solid rgba(0,229,160,.25);   color: var(--success); }

/* ── Fields ───────────────────────────────────────────── */
.glass-field {
  position: relative; display: flex; align-items: center;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 12px; margin-bottom: 12px;
  transition: border-color .15s, background .15s;
}
.glass-field:focus-within {
  border-color: var(--accent);
  background: rgba(0,212,255,.04);
}
.glass-field-icon {
  width: 42px; display: flex; align-items: center; justify-content: center;
  color: var(--text-muted); font-size: 15px; flex-shrink: 0;
}
.glass-field input {
  flex: 1; background: none; border: none; outline: none;
  color: var(--text); font-family: var(--font);
  font-size: 14px; padding: 13px 14px 13px 0;
}
.glass-field input::placeholder { color: var(--text-muted); }
.glass-field.has-toggle input   { padding-right: 42px; }
.glass-field-toggle {
  position: absolute; right: 8px;
  width: 30px; height: 30px; border-radius: 8px;
  background: none; border: none; cursor: pointer;
  color: var(--text-muted); font-size: 16px;
  display: flex; align-items: center; justify-content: center;
  transition: color .15s;
}
.glass-field-toggle:hover { color: var(--text); }
.glass-forgot {
  display: block; text-align: right;
  font-size: 12px; color: var(--text-muted);
  text-decoration: none; margin: -4px 0 18px;
  transition: color .15s;
}
.glass-forgot:hover { color: var(--accent); }

/* ── Password strength ────────────────────────────────── */
.glass-pw-strength { display: flex; align-items: center; gap: 10px; margin: -4px 0 12px; }
.glass-pw-bar      { flex: 1; height: 3px; background: rgba(255,255,255,.08); border-radius: 2px; overflow: hidden; }
.glass-pw-fill     { height: 100%; border-radius: 2px; transition: width .3s, background .3s; }
.glass-pw-label    { font-size: 11px; font-weight: 600; color: var(--text-muted); white-space: nowrap; }

/* ── Button ───────────────────────────────────────────── */
.glass-btn {
  width: 100%; padding: 13px; border-radius: 12px;
  background: linear-gradient(135deg, rgba(0,212,255,.2), rgba(124,58,237,.18));
  border: 1px solid rgba(0,212,255,.3);
  color: var(--text); font-family: var(--font);
  font-size: 15px; font-weight: 700; cursor: pointer;
  display: flex; align-items: center; justify-content: center; gap: 8px;
  transition: all .18s; margin-top: 8px;
}
.glass-btn:hover {
  background: linear-gradient(135deg, rgba(0,212,255,.28), rgba(124,58,237,.25));
  border-color: rgba(0,212,255,.5);
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(0,212,255,.18);
}
.glass-btn:disabled { opacity: .6; cursor: default; transform: none; box-shadow: none; }
.glass-btn-spinning { animation: glass-spin .8s linear infinite; }
@keyframes glass-spin { to { transform: rotate(360deg); } }

/* ── Divider ──────────────────────────────────────────── */
.glass-divider { display: flex; align-items: center; gap: 10px; margin: 22px 0 14px; }
.glass-divider-line { flex: 1; height: 1px; background: rgba(255,255,255,.08); }
.glass-divider-text { font-size: 12px; color: var(--text-muted); white-space: nowrap; }
.glass-link { text-align: center; }
.glass-link a {
  font-size: 13px; font-weight: 600; color: var(--accent);
  text-decoration: none; transition: opacity .15s;
}
.glass-link a:hover { opacity: .8; }

/* ── Light theme ──────────────────────────────────────── */
html[data-theme="light"] body.auth-page {
  background-image:
    radial-gradient(ellipse 70% 50% at 15% 0%,  rgba(122,107,88,.12) 0%, transparent 60%),
    radial-gradient(ellipse 50% 50% at 85% 95%, rgba(138,126,176,.1)  0%, transparent 55%),
    radial-gradient(ellipse 40% 40% at 92% 12%, rgba(220,215,206,.18) 0%, transparent 50%);
}
html[data-theme="light"] .auth-nav { background: rgba(250,249,246,.92); }
html[data-theme="light"] .auth-tabs { background: rgba(220,215,206,.2); }
html[data-theme="light"] .auth-tab.active {
  background: rgba(122,107,88,.1); border-color: rgba(122,107,88,.25); color: var(--accent);
}
html[data-theme="light"] .auth-logo-icon { background: rgba(122,107,88,.1); border-color: rgba(122,107,88,.25); }
html[data-theme="light"] .auth-theme-btn:hover { background: rgba(0,0,0,.05); }
html[data-theme="light"] .glass-card {
  background: rgba(250,249,246,.94);
  border-color: #DCD7CE;
  box-shadow: 0 32px 64px rgba(46,42,37,.18), 0 0 0 1px rgba(220,215,206,.6);
}
html[data-theme="light"] .glass-title { color: var(--text); }
html[data-theme="light"] .glass-field {
  background: rgba(220,215,206,.35); border-color: #DCD7CE;
}
html[data-theme="light"] .glass-field:focus-within {
  border-color: var(--accent); background: rgba(122,107,88,.06);
}
html[data-theme="light"] .glass-field input { color: var(--text); }
html[data-theme="light"] .glass-btn {
  background: linear-gradient(135deg, rgba(122,107,88,.18), rgba(138,126,176,.15));
  border-color: rgba(122,107,88,.3);
}
html[data-theme="light"] .glass-btn:hover {
  background: linear-gradient(135deg, rgba(122,107,88,.26), rgba(138,126,176,.22));
  border-color: rgba(122,107,88,.5); box-shadow: 0 8px 24px rgba(122,107,88,.14);
}
html[data-theme="light"] .glass-divider-line { background: #DCD7CE; }

/* ── Responsive ───────────────────────────────────────── */
@media (max-width: 600px) {
  .auth-nav    { padding: 0 20px; }
  .auth-main   { padding: 28px 16px; }
  .auth-footer { padding: 0 20px; }
  .glass-card  { padding: 28px 22px; }
  .glass-title { font-size: 20px; }
}
@media (max-width: 420px) {
  .auth-footer-links { display: none; }
}