/* ==========================================================
 * EUDORIA — login.css
 * Layout dedicato alla pagina /login. Riusa custom properties
 * di styles.css (palette/font/radii). Centrato, full-viewport,
 * card glassmorphism, bg biophilic blurato.
 * ========================================================== */

.login-body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-body);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow-x: hidden;
}

/* ---------- Background (biophilic blurred) ---------- */
.login-bg { position: fixed; inset: 0; z-index: 0; pointer-events: none; }
.login-bg-scene {
  position: absolute; inset: 0;
  background: url("img/hall-biophilic.webp") center/cover no-repeat;
  opacity: 0.30;
  filter: blur(8px) saturate(0.85);
  transform: scale(1.06);
}
.login-bg-aurora {
  position: absolute; inset: -10%;
  background:
    radial-gradient(60% 50% at 30% 30%, rgba(197,245,54,0.10), transparent 70%),
    radial-gradient(50% 40% at 75% 70%, rgba(58,180,120,0.10), transparent 70%);
  filter: blur(48px);
}
.login-bg-vignette {
  position: absolute; inset: 0;
  background:
    radial-gradient(closest-side at 50% 50%, rgba(4,7,4,0.0), rgba(4,7,4,0.55) 70%, rgba(4,7,4,0.95) 100%),
    linear-gradient(180deg, rgba(4,7,4,0.20), rgba(4,7,4,0.55));
}
html[data-theme="light"] .login-bg-scene { opacity: 0.16; filter: blur(10px) saturate(0.7) brightness(1.15); }
html[data-theme="light"] .login-bg-vignette {
  background:
    radial-gradient(closest-side at 50% 50%, rgba(245,240,229,0.0), rgba(245,240,229,0.45) 70%, rgba(245,240,229,0.85) 100%),
    linear-gradient(180deg, rgba(245,240,229,0.15), rgba(245,240,229,0.4));
}

/* ---------- Shell + back link ---------- */
.login-shell {
  position: relative;
  z-index: 1;
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: clamp(20px, 5vw, 48px);
}
.login-back {
  position: absolute;
  top: clamp(16px, 3vw, 28px);
  left: clamp(16px, 3vw, 28px);
  width: 40px; height: 40px;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: var(--radius-pill);
  background: rgba(255,255,255,0.05);
  color: var(--text-primary);
  font-size: 1.2rem;
  text-decoration: none;
  transition: background var(--t-mid) var(--ease), transform var(--t-mid) var(--ease);
  border: 1px solid var(--border-glass);
}
.login-back:hover { background: rgba(197,245,54,0.10); transform: translateX(-2px); }

/* ---------- Card ---------- */
.login-card {
  width: 100%;
  max-width: 460px;
  background: rgba(255,255,255,0.04);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-xl);
  padding: clamp(28px, 5vw, 44px);
  box-shadow:
    inset 0 0 0 1px rgba(255, 255, 255, 0.05),
    0 30px 80px -20px rgba(0, 0, 0, 0.55);
  text-align: center;
}
@supports not ((backdrop-filter: blur(14px)) or (-webkit-backdrop-filter: blur(14px))) {
  .login-card { background: rgba(20,22,18,0.85); }
}
html[data-theme="light"] .login-card {
  background: rgba(255,255,255,0.55);
  box-shadow:
    inset 0 0 0 1px rgba(58,92,10,0.06),
    0 30px 80px -20px rgba(58,92,10,0.18);
}

/* ---------- Brand mark "e" ---------- */
.login-mark {
  width: 64px; height: 64px;
  margin: 0 auto 20px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(197,245,54,0.18), rgba(197,245,54,0.04));
  border: 1px solid rgba(197,245,54,0.40);
  font-family: var(--font-headline);
  font-size: 2.2rem;
  font-weight: 700;
  font-style: italic;
  color: var(--accent-lime);
  box-shadow: 0 0 30px rgba(197,245,54,0.18);
}

/* ---------- Headline ---------- */
.login-eyebrow {
  font-size: var(--size-micro);
  letter-spacing: var(--ls-micro);
  text-transform: uppercase;
  color: var(--text-muted);
  margin: 0 0 8px;
  font-weight: 500;
}
.login-title {
  font-family: var(--font-headline);
  font-weight: 700;
  font-size: clamp(1.5rem, 3vw, 2rem);
  line-height: 1.2;
  margin: 0 0 10px;
  letter-spacing: var(--ls-headline);
}
.login-title em {
  font-style: italic;
  background: linear-gradient(90deg, #C5F536 0%, #E8FFA0 50%, #C5F536 100%);
  background-size: 200% auto;
  -webkit-background-clip: text;
          background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
  animation: gradShift 6s linear infinite;
}
html[data-theme="light"] .login-title em {
  background: linear-gradient(90deg, #3A5C0A 0%, #6B9C18 50%, #3A5C0A 100%);
  background-size: 200% auto;
  -webkit-background-clip: text; background-clip: text;
  color: transparent; -webkit-text-fill-color: transparent;
}
.login-sub {
  margin: 0 0 24px;
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.5;
}

/* ---------- Banner status ---------- */
.login-banner {
  margin: 0 0 18px;
  padding: 10px 14px;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  text-align: left;
}
.login-banner--ok {
  background: rgba(197,245,54,0.10);
  border: 1px solid rgba(197,245,54,0.30);
  color: var(--accent-lime);
}
.login-banner--err {
  background: rgba(255,90,80,0.08);
  border: 1px solid rgba(255,90,80,0.30);
  color: #FF8A85;
}

/* ---------- Pane (tab content) ---------- */
.login-pane[hidden] { display: none; }
.login-pane { animation: paneIn 280ms var(--ease); }
@keyframes paneIn { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }

/* ---------- Buttons ---------- */
.login-btn {
  width: 100%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 22px;
  border-radius: var(--radius-pill);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform var(--t-mid) var(--ease), background var(--t-mid) var(--ease),
              border-color var(--t-mid) var(--ease), box-shadow var(--t-mid) var(--ease),
              color var(--t-mid) var(--ease);
}
.login-btn--google {
  background: #FFFFFF;
  color: #0A0A0A;
  border-color: rgba(255,255,255,0.20);
  box-shadow: inset 0 0 0 1px rgba(0,0,0,0.05), 0 4px 18px -6px rgba(0,0,0,0.35);
}
.login-btn--google:hover {
  transform: translateY(-1px);
  box-shadow: inset 0 0 0 1px rgba(0,0,0,0.08), 0 8px 24px -6px rgba(0,0,0,0.45);
}
.login-btn--primary {
  background: var(--accent-lime);
  color: var(--bg-primary);
  box-shadow:
    inset 0 0 0 1px rgba(255,255,255,0.10),
    0 4px 20px -8px rgba(197,245,54,0.50);
}
.login-btn--primary:hover {
  transform: translateY(-1px);
  animation: ctaPulse 2.4s ease-in-out infinite;
}
html[data-theme="light"] .login-btn--primary { color: #FFFFFF; }
.login-btn[disabled] { opacity: 0.5; pointer-events: none; }

/* ---------- Switch (toggle pane) ---------- */
.login-switch {
  margin-top: 14px;
  width: 100%;
  background: transparent;
  border: 1px solid var(--border-glass);
  color: var(--text-secondary);
  padding: 12px 18px;
  border-radius: var(--radius-pill);
  font-family: var(--font-body);
  font-size: 0.95rem;
  cursor: pointer;
  transition: all var(--t-mid) var(--ease);
}
.login-switch:hover {
  color: var(--accent-lime);
  border-color: rgba(197,245,54,0.40);
  box-shadow: 0 0 28px rgba(197,245,54,0.10);
}
.login-switch--back { font-size: 0.88rem; color: var(--text-muted); }
.login-switch--back:hover { color: var(--accent-lime); }

/* ---------- Divider "o" ---------- */
.login-divider {
  margin: 18px 0;
  display: flex; align-items: center; gap: 12px;
  color: var(--text-muted);
  font-size: 0.85rem;
}
.login-divider::before, .login-divider::after {
  content: ""; flex: 1; height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-subtle), transparent);
}

/* ---------- Email field ---------- */
.login-label {
  display: block;
  text-align: left;
  margin: 0 0 6px;
  font-size: 0.85rem;
  color: var(--text-secondary);
  font-weight: 500;
}
.login-input {
  width: 100%;
  padding: 14px 18px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 1rem;
  margin-bottom: 12px;
  transition: border-color var(--t-mid) var(--ease), box-shadow var(--t-mid) var(--ease);
}
.login-input::placeholder { color: var(--text-muted); }
.login-input:focus {
  outline: none;
  border-color: var(--accent-lime);
  box-shadow: 0 0 0 3px rgba(197,245,54,0.15);
}
.login-input.is-invalid { border-color: #FF6B66; }
.login-input--locked {
  background: rgba(255,255,255,0.02);
  color: var(--text-muted);
  cursor: not-allowed;
  opacity: 0.85;
}
.login-input--locked:focus { box-shadow: none; border-color: var(--border-glass); }
.login-error {
  margin: -8px 0 12px;
  text-align: left;
  font-size: 0.85rem;
  color: #FF8A85;
}

.login-hint {
  margin: 12px 0 0;
  font-size: 0.85rem;
  color: var(--text-muted);
  text-align: center;
}

.login-btn-spinner {
  display: inline-block;
  width: 16px; height: 16px;
  border: 2px solid rgba(0,0,0,0.20);
  border-top-color: rgba(0,0,0,0.85);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
/* hidden attribute deve vincere su display espliciti */
.login-btn-spinner[hidden],
[hidden] { display: none !important; }

/* ---------- Sent pane ---------- */
.login-sent-icon {
  width: 64px; height: 64px;
  margin: 0 auto 16px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 50%;
  background: rgba(197,245,54,0.10);
  border: 1px solid rgba(197,245,54,0.35);
  color: var(--accent-lime);
}
.login-sent-title {
  margin: 0 0 8px;
  font-family: var(--font-headline);
  font-weight: 600;
  font-size: 1.4rem;
  letter-spacing: var(--ls-headline);
}
.login-sent-sub {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.5;
  margin: 0 0 22px;
}
.login-sent-sub strong {
  color: var(--text-primary);
  font-weight: 600;
  word-break: break-word;
}

/* Ghost button (resend con cooldown) */
.login-btn--ghost {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-glass);
}
.login-btn--ghost:not([disabled]):hover {
  border-color: rgba(197,245,54,0.40);
  color: var(--accent-lime);
  box-shadow: 0 0 28px rgba(197,245,54,0.10);
  transform: translateY(-1px);
}
.login-btn--ghost[disabled] {
  opacity: 0.6;
  cursor: not-allowed;
  pointer-events: none;
}
.login-btn-cooldown {
  display: inline-block;
  font-size: 0.85rem;
  color: var(--text-muted);
  font-variant-numeric: tabular-nums;
  margin-left: 4px;
}
.login-btn-cooldown:not(:empty)::before { content: "("; }
.login-btn-cooldown:not(:empty)::after  { content: "s)"; }

/* ---------- Register form (2-col grid for nome/cognome) ---------- */
.reg-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
@media (max-width: 480px) {
  .reg-row { grid-template-columns: 1fr; }
}
.login-optional { color: var(--text-muted); font-weight: 400; font-size: 0.78rem; }

/* ---------- Foot ---------- */
.login-foot {
  margin: 24px 0 0;
  font-size: 0.8rem;
  color: var(--text-muted);
}
.login-link {
  color: var(--text-secondary);
  border-bottom: 1px solid transparent;
  text-decoration: none;
  transition: color var(--t-mid) var(--ease), border-color var(--t-mid) var(--ease);
}
.login-link:hover { color: var(--accent-lime); border-bottom-color: rgba(197,245,54,0.40); }