/* ============================================================
   Skybound — Login Page Styles
   ============================================================ */

/* ── Animated Dot Grid Background ───────────────────────── */
@keyframes gridDrift {
  0%   { background-position: 0 0; }
  100% { background-position: 28px 28px; }
}

.page-bg {
  position: relative;
  min-height: 100vh;
  background-color: var(--bg);
  overflow: hidden;
}

.page-bg::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: radial-gradient(
    circle,
    rgba(148, 163, 184, 0.12) 1px,
    transparent 1px
  );
  background-size: 28px 28px;
  animation: gridDrift 25s linear infinite;
  pointer-events: none;
  z-index: 0;
}

/* Ambient glow blobs */
.page-bg::after {
  content: '';
  position: fixed;
  top: -30%;
  left: -20%;
  width: 70vw;
  height: 70vw;
  background: radial-gradient(
    ellipse at center,
    rgba(59, 130, 246, 0.06) 0%,
    transparent 65%
  );
  pointer-events: none;
  z-index: 0;
}

/* ── Layout ──────────────────────────────────────────────── */
.login-wrap {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 24px 16px;
}

/* ── Login Card ──────────────────────────────────────────── */
.login-card {
  width: 100%;
  max-width: 420px;
  padding: 40px 36px;
  border-radius: var(--radius-lg);

  /* Glassmorphism */
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  background: rgba(15, 23, 42, 0.88);
  border: 1px solid var(--border);
  box-shadow:
    var(--shadow-card),
    0 0 0 1px rgba(59, 130, 246, 0.05) inset;

  /* Entrance */
  animation: fadeSlideUp 500ms ease forwards;
}

/* ── Brand Row ───────────────────────────────────────────── */
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 28px;
}

.brand-icon {
  font-size: 22px;
  color: var(--accent);
}

.brand-name {
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.02em;
}

/* ── Headings ────────────────────────────────────────────── */
.login-heading {
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.03em;
  margin-bottom: 6px;
}

.login-sub {
  font-size: var(--text-sm);
  color: var(--text-muted);
  margin-bottom: 32px;
}

/* ── Form Groups ─────────────────────────────────────────── */
.form-group {
  margin-bottom: 18px;
}

.form-group label {
  display: block;
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--text-muted);
  margin-bottom: 8px;
  letter-spacing: 0.01em;
}

/* ── Input with Icon ─────────────────────────────────────── */
.input-icon-wrap {
  position: relative;
  display: flex;
  align-items: center;
}

.input-icon {
  position: absolute;
  left: 14px;
  font-size: 17px;
  color: var(--text-muted);
  pointer-events: none;
  transition: color var(--transition);
  z-index: 1;
}

.input-icon-wrap input {
  width: 100%;
  padding: 12px 14px 12px 42px;
  background: rgba(30, 41, 59, 0.6);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-size: var(--text-sm);
  transition: border-color var(--transition), background var(--transition), box-shadow var(--transition);
  -webkit-appearance: none;
}

.input-icon-wrap input::placeholder {
  color: rgba(148, 163, 184, 0.5);
}

.input-icon-wrap input:hover {
  border-color: var(--border-hover);
  background: rgba(36, 48, 71, 0.7);
}

.input-icon-wrap input:focus {
  outline: none;
  border-color: var(--accent);
  background: rgba(36, 48, 71, 0.8);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.input-icon-wrap input:focus + .input-icon,
.input-icon-wrap:focus-within .input-icon {
  color: var(--accent);
}

/* Autofill override */
input:-webkit-autofill,
input:-webkit-autofill:hover,
input:-webkit-autofill:focus {
  -webkit-box-shadow: 0 0 0 1000px #1a2744 inset;
  -webkit-text-fill-color: var(--text);
  caret-color: var(--text);
  transition: background-color 5000s ease-in-out 0s;
}

/* Password input gets right padding for toggle button */
input[type="password"],
input[data-pw-input] {
  padding-right: 48px;
}

/* ── Password Toggle ─────────────────────────────────────── */
.pw-toggle {
  position: absolute;
  right: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  color: var(--text-muted);
  border-radius: 6px;
  transition: color var(--transition), background var(--transition);
  font-size: 16px;
  z-index: 1;
}

.pw-toggle:hover {
  color: var(--text);
  background: rgba(148, 163, 184, 0.1);
}

/* ── Options Row ─────────────────────────────────────────── */
.options-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}

/* ── Toggle Switch ───────────────────────────────────────── */
.toggle-label {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: var(--text-sm);
  color: var(--text-muted);
  cursor: pointer;
  user-select: none;
}

.toggle-switch {
  position: relative;
  width: 38px;
  height: 22px;
  flex-shrink: 0;
}

.toggle-switch input[type="checkbox"] {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.toggle-track {
  position: absolute;
  inset: 0;
  background: rgba(30, 41, 59, 0.8);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  transition: background var(--transition), border-color var(--transition);
}

.toggle-track::after {
  content: '';
  position: absolute;
  top: 2px;
  left: 2px;
  width: 16px;
  height: 16px;
  background: var(--text-muted);
  border-radius: 50%;
  transition: transform var(--transition), background var(--transition);
}

.toggle-switch input:checked ~ .toggle-track {
  background: rgba(59, 130, 246, 0.25);
  border-color: var(--accent);
}

.toggle-switch input:checked ~ .toggle-track::after {
  transform: translateX(16px);
  background: var(--accent);
}

/* ── Links ───────────────────────────────────────────────── */
.link-muted {
  font-size: var(--text-sm);
  color: var(--text-muted);
  transition: color var(--transition);
}

.link-muted:hover { color: var(--text); }

.link-primary {
  color: var(--accent);
  font-weight: 500;
  transition: color var(--transition);
}

.link-primary:hover { color: #60a5fa; }

/* ── Error Box ───────────────────────────────────────────── */
@keyframes errorSlideIn {
  from { opacity: 0; transform: translateY(-6px); }
  to   { opacity: 1; transform: translateY(0); }
}

.error-box {
  display: none;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.25);
  border-radius: var(--radius);
  color: #fca5a5;
  font-size: var(--text-sm);
  margin-bottom: 16px;
  animation: errorSlideIn 200ms ease;
}

.error-box.visible {
  display: flex;
}

.error-box i {
  font-size: 16px;
  color: var(--danger);
  flex-shrink: 0;
}

/* ── Authenticate Button ─────────────────────────────────── */
.btn-auth {
  width: 100%;
  padding: 13px 24px;
  border-radius: var(--radius);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.02em;
  color: #fff;
  background: linear-gradient(135deg, var(--accent) 0%, #1d4ed8 100%);
  border: 1px solid rgba(59, 130, 246, 0.3);
  box-shadow: 0 2px 8px rgba(59, 130, 246, 0.25);
  transition: box-shadow var(--transition), transform var(--transition), opacity var(--transition);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  overflow: hidden;
  margin-bottom: 24px;
}

.btn-auth::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.08) 0%, transparent 60%);
  opacity: 0;
  transition: opacity var(--transition);
}

.btn-auth:hover {
  box-shadow: 0 0 24px rgba(59, 130, 246, 0.5), 0 4px 16px rgba(59, 130, 246, 0.3);
  transform: translateY(-1px);
}

.btn-auth:hover::before { opacity: 1; }

.btn-auth:active {
  transform: translateY(0);
  box-shadow: 0 2px 8px rgba(59, 130, 246, 0.25);
}

.btn-auth:disabled {
  opacity: 0.65;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

/* Spinner inside button */
.btn-spinner {
  display: none;
  width: 16px;
  height: 16px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.btn-auth.loading .btn-label { opacity: 0.7; }
.btn-auth.loading .btn-spinner { display: block; }

/* ── Divider ─────────────────────────────────────────────── */
.divider {
  position: relative;
  text-align: center;
  margin-bottom: 20px;
}

.divider::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--border);
  transform: translateY(-50%);
}

.divider span {
  position: relative;
  padding: 0 12px;
  background: rgba(15, 23, 42, 0.88);
  font-size: var(--text-xs);
  color: var(--text-muted);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* ── Request Access ──────────────────────────────────────── */
.request-text {
  text-align: center;
  font-size: var(--text-sm);
  color: var(--text-muted);
}

/* ── Registration Modal ──────────────────────────────────── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(7, 12, 24, 0.75);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px 16px;
  z-index: 200;
  opacity: 0;
  pointer-events: none;
  transition: opacity 220ms ease;
}

.modal-overlay.open {
  opacity: 1;
  pointer-events: all;
}

.modal-card {
  position: relative;
  width: 100%;
  max-width: 420px;
  max-height: 90vh;
  overflow-y: auto;
  padding: 40px 36px;
  border-radius: var(--radius-lg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  background: rgba(15, 23, 42, 0.95);
  border: 1px solid var(--border);
  box-shadow:
    var(--shadow-card),
    0 0 0 1px rgba(59, 130, 246, 0.05) inset;
  transform: scale(0.97) translateY(-10px);
  transition: transform 220ms ease;
}

.modal-overlay.open .modal-card {
  transform: scale(1) translateY(0);
}

/* Close button */
.modal-close {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 30px;
  height: 30px;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-size: 18px;
  transition: color var(--transition), background var(--transition);
}

.modal-close:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.07);
}

/* Registration success state */
.reg-success {
  text-align: center;
  padding: 8px 0 16px;
}

.reg-success-icon {
  font-size: 54px;
  color: var(--success);
  margin-bottom: 16px;
  filter: drop-shadow(0 0 18px rgba(34, 197, 94, 0.4));
}

.reg-success h3 {
  font-size: var(--text-xl);
  font-weight: 700;
  margin-bottom: 8px;
}

.reg-success p {
  font-size: var(--text-sm);
  color: var(--text-muted);
  margin-bottom: 28px;
  line-height: 1.55;
}

/* ── Form Validation States ──────────────────────────────── */
.form-group.error .input-icon-wrap input {
  border-color: rgba(239, 68, 68, 0.5);
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

.form-group .field-error {
  display: block;
  margin-top: 6px;
  font-size: var(--text-xs);
  color: #fca5a5;
}