/* ═══════════════════════════════════════════════════════
   澄衡 — Shared Components
   ═══════════════════════════════════════════════════════ */

/* ── Glass Card ── */
.glass-card {
  background: var(--color-bg-surface);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-card);
  position: relative;
  overflow: hidden;
}

.glass-card::before {
  content: '';
  position: absolute;
  top: -1px;
  left: 50%;
  transform: translateX(-50%);
  width: 50%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--color-primary), transparent);
  pointer-events: none;
}

/* ── Glow Border ── */
.glow-border {
  position: absolute;
  inset: 0;
  border-radius: var(--radius-xl);
  pointer-events: none;
  z-index: var(--z-glow);
  opacity: 0;
  transition: opacity 0.6s ease;
}

.glass-card:hover .glow-border,
.card:hover .glow-border {
  opacity: 1;
}

.glow-border::before,
.glow-border::after {
  content: '';
  position: absolute;
  border-radius: var(--radius-xl);
  inset: -1px;
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
}

.glow-border::before {
  background: linear-gradient(
    var(--glow-angle, 0deg),
    transparent 0%, transparent 30%,
    rgba(30, 111, 240, 0.4) 45%,
    rgba(59, 180, 255, 0.6) 50%,
    rgba(30, 111, 240, 0.4) 55%,
    transparent 70%, transparent 100%
  );
  padding: 1.5px;
  animation: borderFlow 4s linear infinite;
}

.glow-border::after {
  background: linear-gradient(
    var(--glow-angle2, 180deg),
    transparent 0%, transparent 35%,
    rgba(30, 111, 240, 0.25) 48%,
    rgba(100, 180, 255, 0.35) 50%,
    rgba(30, 111, 240, 0.25) 52%,
    transparent 65%, transparent 100%
  );
  padding: 1px;
  animation: borderFlow2 5s linear infinite;
}

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

.input-wrap .input-icon-l {
  position: absolute;
  left: var(--space-md);
  font-size: 18px;
  color: var(--color-text-disabled);
  pointer-events: none;
  transition: color var(--duration-normal);
}

.input-wrap input {
  width: 100%;
  height: 50px;
  background: var(--color-bg-raised);
  border: 1px solid var(--color-border-input);
  border-radius: var(--radius-md);
  padding: 0 48px;
  font-size: var(--text-base);
  color: var(--color-text-primary);
  transition: all var(--duration-normal);
}

.input-wrap input::placeholder {
  color: var(--color-text-disabled);
}

.input-wrap input:focus {
  border-color: var(--color-primary);
  background: rgba(10, 20, 48, 0.8);
  box-shadow: 0 0 0 3px var(--color-primary-glow), 0 0 24px var(--color-primary-muted);
}

.input-wrap input:focus ~ .input-icon-l {
  color: var(--color-primary);
}

.input-wrap .input-icon-r {
  position: absolute;
  right: var(--space-md);
  font-size: 18px;
  color: var(--color-text-disabled);
  cursor: pointer;
  transition: color var(--duration-normal);
}

.input-wrap .input-icon-r:hover {
  color: var(--color-text-secondary);
}

/* ── Button Primary ── */
.btn-primary {
  width: 100%;
  height: 50px;
  background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary) 50%, #2b80ff);
  border: none;
  border-radius: var(--radius-md);
  color: #fff;
  font-size: var(--text-lg);
  font-weight: var(--weight-semibold);
  letter-spacing: 3px;
  position: relative;
  overflow: hidden;
  transition: all var(--duration-normal);
}

.btn-primary::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 60%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.12), transparent);
  animation: shimmer 3.5s ease-in-out infinite 2s;
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-btn);
}

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

/* ── Button Ghost ── */
.btn-ghost {
  height: 50px;
  padding: 0 18px;
  background: transparent;
  border: 1px solid rgba(30, 111, 240, 0.4);
  border-radius: var(--radius-md);
  color: var(--color-primary);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  white-space: nowrap;
  transition: all var(--duration-normal);
}

.btn-ghost:hover {
  background: var(--color-primary-glow);
  color: var(--color-primary-light);
}

/* ── Status Badge ── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 10px;
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  font-family: var(--font-inter);
  line-height: 20px;
}

.badge-success {
  background: var(--color-success-dim);
  color: var(--color-success);
}

.badge-danger {
  background: var(--color-danger-dim);
  color: var(--color-danger);
}

.badge-warning {
  background: var(--color-warning-dim);
  color: var(--color-warning);
}

.badge-info {
  background: var(--color-info-dim);
  color: var(--color-info);
}

.badge-muted {
  background: rgba(107, 130, 166, 0.12);
  color: var(--color-text-tertiary);
}

/* ── Status Dot ── */
.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
  flex-shrink: 0;
}

.dot-ok {
  background: var(--color-success);
  box-shadow: 0 0 8px rgba(12, 166, 120, 0.5);
  animation: breathe 2s ease-in-out infinite;
}

.dot-warn {
  background: var(--color-warning);
  box-shadow: 0 0 8px rgba(245, 159, 0, 0.5);
  animation: breathe 1.5s ease-in-out infinite;
}

.dot-error {
  background: var(--color-danger);
  box-shadow: 0 0 8px rgba(240, 62, 62, 0.5);
  animation: breathe 1s ease-in-out infinite;
}

/* ── Particles Background ── */
.particles {
  position: absolute;
  inset: 0;
  z-index: var(--z-particle);
  pointer-events: none;
}

.particle {
  position: absolute;
  border-radius: 50%;
  background: var(--color-primary);
  opacity: 0;
  animation: pulse 5s ease-in-out infinite;
}

/* ── Page background ── */
.page-bg {
  position: absolute;
  inset: 0;
  z-index: var(--z-bg);
}

.page-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-bg .bg-grad {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 80% 70% at 50% 55%, rgba(4, 8, 20, 0.5) 0%, rgba(4, 8, 20, 0.75) 100%);
}

/* ── Top Brand ── */
.top-brand {
  position: absolute;
  top: var(--space-xl);
  left: 44px;
  z-index: var(--z-content);
  display: flex;
  align-items: center;
  gap: 14px;
  opacity: 0;
  animation: fadeIn 0.6s ease 0.3s forwards;
}

.top-brand img {
  width: 44px;
  height: 44px;
  filter: drop-shadow(0 0 12px rgba(30, 111, 240, 0.2));
}

.top-brand-text h1 {
  font-size: 26px;
  font-weight: var(--weight-bold);
  letter-spacing: 6px;
  line-height: 1.2;
}

.top-brand-text .sys-desc {
  font-size: var(--text-xs);
  color: var(--color-text-tertiary);
  font-family: var(--font-inter);
  letter-spacing: 1px;
  margin-top: 2px;
}

/* ── Bottom Info ── */
.bottom-info {
  text-align: center;
  margin-top: 18px;
}

.bottom-info .ct {
  font-size: var(--text-sm) + 1;
  color: var(--color-text-tertiary);
}

.bottom-info .divider {
  height: 1px;
  background: var(--color-border-light);
  margin: 10px 0;
}

.bottom-info .secure-note {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  font-size: var(--text-sm);
  color: var(--color-text-disabled);
}

.bottom-info .secure-note i {
  font-size: var(--text-base);
  color: var(--color-primary);
}