/* ═══════════════════════════════════════════
   SSL Certificate Monitor — Dashboard Styles
   Dark industrial / Control room aesthetic
   ═══════════════════════════════════════════ */

/* ─── Design tokens ──────────────────────── */
:root {
  /* Base palette — deep midnight blues */
  --bg-void: #05080f;
  --bg-deep: #0a0f1a;
  --bg-surface: #0f1729;
  --bg-card: #131b2e;
  --bg-card-hover: #182240;
  --bg-elevated: #1a2444;

  /* Accent — electric cyan / teal */
  --accent: #00e5c8;
  --accent-dim: #00b89e;
  --accent-glow: rgba(0, 229, 200, 0.15);

  /* Status colors */
  --status-valid: #00e5c8;
  --status-warning: #ffb82e;
  --status-critical: #ff4d6a;
  --status-expired: #ff2d55;
  --status-error: #8b8b9e;

  /* Text */
  --text-primary: #e8ecf4;
  --text-secondary: #6b7394;
  --text-muted: #3d4560;

  /* Border */
  --border: rgba(255, 255, 255, 0.04);
  --border-accent: rgba(0, 229, 200, 0.2);

  /* Type */
  --font-display: 'Outfit', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

  /* Spacing */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 20px;
}

/* ─── Reset ──────────────────────────────── */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-display);
  background-color: var(--bg-void);
  color: var(--text-primary);
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
}

/* ─── Ambient background ─────────────────── */
.ambient-grid {
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(0, 229, 200, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 229, 200, 0.02) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
  z-index: 0;
}

.ambient-glow {
  position: fixed;
  border-radius: 50%;
  filter: blur(120px);
  pointer-events: none;
  z-index: 0;
}

.ambient-glow--1 {
  top: -20%;
  left: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(0, 229, 200, 0.06), transparent 70%);
}

.ambient-glow--2 {
  bottom: -15%;
  right: -8%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(0, 100, 200, 0.05), transparent 70%);
}

/* ─── Container ──────────────────────────── */
.container {
  position: relative;
  z-index: 1;
  max-width: 1360px;
  margin: 0 auto;
  padding: 24px 32px 48px;
}

/* ─── Header ─────────────────────────────── */
.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 0 32px;
  gap: 24px;
  flex-wrap: wrap;
}

.header__brand {
  display: flex;
  align-items: center;
  gap: 16px;
}

.header__icon {
  width: 52px;
  height: 52px;
  background: linear-gradient(135deg, var(--accent), #00a4ff);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--bg-void);
  box-shadow: 0 0 30px rgba(0, 229, 200, 0.25), 0 4px 12px rgba(0, 0, 0, 0.3);
}

.header__title {
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 3px;
  color: var(--text-primary);
  line-height: 1;
}

.header__subtitle {
  font-size: 12px;
  color: var(--text-secondary);
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-top: 4px;
}

.header__actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.header__status {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 2px;
  color: var(--text-secondary);
  background: var(--bg-surface);
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
}

/* ─── Pulse dot ──────────────────────────── */
.pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  position: relative;
  flex-shrink: 0;
}

.pulse-dot--green {
  background: var(--status-valid);
  box-shadow: 0 0 6px var(--status-valid);
  animation: pulse-green 2s ease-in-out infinite;
}

.pulse-dot--yellow {
  background: var(--status-warning);
  box-shadow: 0 0 6px var(--status-warning);
  animation: pulse-yellow 1.5s ease-in-out infinite;
}

.pulse-dot--red {
  background: var(--status-critical);
  box-shadow: 0 0 6px var(--status-critical);
  animation: pulse-red 1s ease-in-out infinite;
}

.pulse-dot--dim {
  background: var(--status-error);
  box-shadow: 0 0 4px var(--status-error);
}

@keyframes pulse-green {

  0%,
  100% {
    box-shadow: 0 0 4px var(--status-valid);
  }

  50% {
    box-shadow: 0 0 14px var(--status-valid), 0 0 28px rgba(0, 229, 200, 0.2);
  }
}

@keyframes pulse-yellow {

  0%,
  100% {
    box-shadow: 0 0 4px var(--status-warning);
  }

  50% {
    box-shadow: 0 0 14px var(--status-warning), 0 0 28px rgba(255, 184, 46, 0.2);
  }
}

@keyframes pulse-red {

  0%,
  100% {
    box-shadow: 0 0 4px var(--status-critical);
  }

  50% {
    box-shadow: 0 0 14px var(--status-critical), 0 0 28px rgba(255, 77, 106, 0.2);
  }
}

/* ─── Button ─────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 1.5px;
  border: none;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn--scan {
  background: linear-gradient(135deg, rgba(0, 229, 200, 0.15), rgba(0, 229, 200, 0.05));
  color: var(--accent);
  border: 1px solid rgba(0, 229, 200, 0.25);
  padding: 10px 20px;
  border-radius: var(--radius-sm);
}

.btn--scan:hover {
  background: linear-gradient(135deg, rgba(0, 229, 200, 0.25), rgba(0, 229, 200, 0.1));
  box-shadow: 0 0 24px rgba(0, 229, 200, 0.15);
  transform: translateY(-1px);
}

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

.btn--scan.scanning .btn__icon {
  animation: spin 0.8s linear infinite;
}

.btn--scan:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

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

/* ─── Stats bar ──────────────────────────── */
.stats-bar {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 1px;
  background: var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 16px;
}

.stat {
  background: var(--bg-surface);
  padding: 20px 16px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.stat::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
}

.stat--total::before {
  background: linear-gradient(90deg, transparent, var(--text-secondary), transparent);
}

.stat--valid::before {
  background: linear-gradient(90deg, transparent, var(--status-valid), transparent);
}

.stat--warning::before {
  background: linear-gradient(90deg, transparent, var(--status-warning), transparent);
}

.stat--critical::before {
  background: linear-gradient(90deg, transparent, var(--status-critical), transparent);
}

.stat--expired::before {
  background: linear-gradient(90deg, transparent, var(--status-expired), transparent);
}

.stat--error::before {
  background: linear-gradient(90deg, transparent, var(--status-error), transparent);
}

.stat__value {
  display: block;
  font-family: var(--font-mono);
  font-size: 28px;
  font-weight: 700;
  line-height: 1;
  margin-bottom: 6px;
}

.stat--total .stat__value {
  color: var(--text-primary);
}

.stat--valid .stat__value {
  color: var(--status-valid);
}

.stat--warning .stat__value {
  color: var(--status-warning);
}

.stat--critical .stat__value {
  color: var(--status-critical);
}

.stat--expired .stat__value {
  color: var(--status-expired);
}

.stat--error .stat__value {
  color: var(--status-error);
}

.stat__label {
  display: block;
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 2px;
  color: var(--text-muted);
}

/* ─── Check info ─────────────────────────── */
.check-info {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-muted);
  padding: 12px 4px;
  letter-spacing: 0.5px;
}

.check-info__schedule {
  color: var(--text-secondary);
}

/* ─── Grid ───────────────────────────────── */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(380px, 1fr));
  gap: 16px;
  min-height: 200px;
}

/* ─── Loading ────────────────────────────── */
.loading-state {
  grid-column: 1 / -1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  padding: 64px;
  color: var(--text-muted);
  font-size: 14px;
}

.loading-spinner {
  width: 36px;
  height: 36px;
  border: 3px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

/* ─── Certificate Card ───────────────────── */
.cert-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  position: relative;
  overflow: hidden;
  transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  animation: cardIn 0.5s cubic-bezier(0.4, 0, 0.2, 1) both;
}

.cert-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-accent);
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3), 0 0 20px var(--accent-glow);
}

@keyframes cardIn {
  from {
    opacity: 0;
    transform: translateY(16px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Card status strip */
.cert-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
}

.cert-card--valid::before {
  background: var(--status-valid);
}

.cert-card--warning::before {
  background: var(--status-warning);
}

.cert-card--critical::before {
  background: var(--status-critical);
}

.cert-card--expired::before {
  background: var(--status-expired);
  box-shadow: 0 0 20px rgba(255, 45, 85, 0.3);
}

.cert-card--error::before {
  background: var(--status-error);
}

/* Card header */
.cert-card__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 20px;
  gap: 12px;
}

.cert-card__name {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.2;
}

.cert-card__host {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-secondary);
  margin-top: 4px;
}

.cert-card__badge {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 1.5px;
  padding: 4px 10px;
  border-radius: 20px;
  white-space: nowrap;
  flex-shrink: 0;
}

.cert-card__badge--valid {
  background: rgba(0, 229, 200, 0.1);
  color: var(--status-valid);
  border: 1px solid rgba(0, 229, 200, 0.2);
}

.cert-card__badge--warning {
  background: rgba(255, 184, 46, 0.1);
  color: var(--status-warning);
  border: 1px solid rgba(255, 184, 46, 0.2);
}

.cert-card__badge--critical {
  background: rgba(255, 77, 106, 0.1);
  color: var(--status-critical);
  border: 1px solid rgba(255, 77, 106, 0.2);
}

.cert-card__badge--expired {
  background: rgba(255, 45, 85, 0.15);
  color: var(--status-expired);
  border: 1px solid rgba(255, 45, 85, 0.3);
}

.cert-card__badge--error {
  background: rgba(139, 139, 158, 0.1);
  color: var(--status-error);
  border: 1px solid rgba(139, 139, 158, 0.2);
}

/* Days remaining — big number */
.cert-card__days {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin-bottom: 16px;
}

.cert-card__days-value {
  font-family: var(--font-mono);
  font-size: 44px;
  font-weight: 700;
  line-height: 1;
}

.cert-card--valid .cert-card__days-value {
  color: var(--status-valid);
}

.cert-card--warning .cert-card__days-value {
  color: var(--status-warning);
}

.cert-card--critical .cert-card__days-value {
  color: var(--status-critical);
}

.cert-card--expired .cert-card__days-value {
  color: var(--status-expired);
}

.cert-card--error .cert-card__days-value {
  color: var(--status-error);
}

.cert-card__days-unit {
  font-size: 14px;
  color: var(--text-secondary);
  letter-spacing: 1px;
}

/* Progress bar */
.cert-card__progress {
  height: 4px;
  background: rgba(255, 255, 255, 0.04);
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: 20px;
}

.cert-card__progress-fill {
  height: 100%;
  border-radius: 4px;
  transition: width 1s cubic-bezier(0.4, 0, 0.2, 1);
}

.cert-card--valid .cert-card__progress-fill {
  background: linear-gradient(90deg, var(--status-valid), rgba(0, 229, 200, 0.4));
}

.cert-card--warning .cert-card__progress-fill {
  background: linear-gradient(90deg, var(--status-warning), rgba(255, 184, 46, 0.4));
}

.cert-card--critical .cert-card__progress-fill {
  background: linear-gradient(90deg, var(--status-critical), rgba(255, 77, 106, 0.4));
}

.cert-card--expired .cert-card__progress-fill {
  background: var(--status-expired);
}

.cert-card--error .cert-card__progress-fill {
  background: var(--status-error);
  width: 0 !important;
}

/* Card details */
.cert-card__details {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.cert-card__detail {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.cert-card__detail-label {
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 500;
  letter-spacing: 1.5px;
  color: var(--text-muted);
  text-transform: uppercase;
}

.cert-card__detail-value {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-secondary);
  word-break: break-all;
}

/* Error card message */
.cert-card__error {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--status-error);
  background: rgba(139, 139, 158, 0.06);
  padding: 12px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(139, 139, 158, 0.1);
  margin-top: 4px;
}

/* ─── Additional button variants ─────────── */
.btn--settings {
  background: var(--bg-surface);
  color: var(--text-secondary);
  border: 1px solid var(--border);
  padding: 10px 20px;
  border-radius: var(--radius-sm);
}

.btn--settings:hover {
  color: var(--accent);
  border-color: var(--border-accent);
  background: var(--bg-card);
}

.btn--logout {
  background: transparent;
  color: var(--text-muted);
  border: 1px solid var(--border);
  padding: 10px 16px;
  border-radius: var(--radius-sm);
}

.btn--logout:hover {
  color: var(--status-critical);
  border-color: rgba(255, 77, 106, 0.3);
}

.btn--close {
  background: transparent;
  color: var(--text-muted);
  border: none;
  font-size: 18px;
  padding: 4px 8px;
  border-radius: var(--radius-sm);
}

.btn--close:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.05);
}

.btn--add {
  background: linear-gradient(135deg, rgba(0, 229, 200, 0.15), rgba(0, 229, 200, 0.05));
  color: var(--accent);
  border: 1px solid rgba(0, 229, 200, 0.25);
  padding: 10px 20px;
  border-radius: var(--radius-sm);
}

.btn--add:hover {
  background: linear-gradient(135deg, rgba(0, 229, 200, 0.25), rgba(0, 229, 200, 0.1));
  box-shadow: 0 0 16px rgba(0, 229, 200, 0.12);
}

.btn--cancel {
  background: transparent;
  color: var(--text-muted);
  border: 1px solid var(--border);
  padding: 10px 16px;
  border-radius: var(--radius-sm);
}

.btn--cancel:hover {
  color: var(--text-secondary);
  border-color: rgba(255, 255, 255, 0.1);
}

.btn-icon {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-muted);
  padding: 6px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.2s;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.btn-icon:hover {
  color: var(--accent);
  border-color: var(--border-accent);
  background: rgba(0, 229, 200, 0.05);
}

.btn-icon--danger:hover {
  color: var(--status-critical);
  border-color: rgba(255, 77, 106, 0.3);
  background: rgba(255, 77, 106, 0.05);
}

/* ─── Settings Panel ─────────────────────── */
.settings-panel {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  margin-bottom: 24px;
  overflow: hidden;
  animation: cardIn 0.3s ease-out;
}

.settings-panel__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  border-bottom: 1px solid var(--border);
}

.settings-panel__title {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 1px;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 10px;
}

.settings-panel__title svg {
  color: var(--accent);
}

/* ─── Domain Form ────────────────────────── */
.domain-form {
  padding: 20px 24px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-surface);
}

.domain-form__fields {
  display: flex;
  gap: 12px;
  align-items: flex-end;
  flex-wrap: wrap;
}

.domain-form__field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex: 1;
  min-width: 120px;
}

.domain-form__field--host {
  flex: 2;
  min-width: 200px;
}

.domain-form__field--port {
  flex: 0 0 90px;
  min-width: 90px;
}

.domain-form__field label {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 1.5px;
  color: var(--text-muted);
  text-transform: uppercase;
}

.domain-form__actions {
  display: flex;
  gap: 8px;
  align-items: flex-end;
  padding-bottom: 1px;
}

.form-input {
  width: 100%;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text-primary);
  outline: none;
  transition: border-color 0.2s;
  box-sizing: border-box;
}

.form-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.form-input::placeholder {
  color: var(--text-muted);
}

/* ─── Domain List ────────────────────────── */
.domain-list {
  max-height: 300px;
  overflow-y: auto;
}

.domain-list__empty {
  padding: 32px 24px;
  text-align: center;
  color: var(--text-muted);
  font-size: 13px;
}

.domain-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  border-bottom: 1px solid var(--border);
  transition: background 0.15s;
}

.domain-item:last-child {
  border-bottom: none;
}

.domain-item:hover {
  background: rgba(255, 255, 255, 0.02);
}

.domain-item__info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.domain-item__name {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-primary);
}

.domain-item__host {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-secondary);
}

.domain-item__actions {
  display: flex;
  gap: 6px;
}

/* ─── Footer ─────────────────────────────── */
.footer {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 24px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-muted);
  letter-spacing: 1px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

/* ─── Responsive ─────────────────────────── */
@media (max-width: 768px) {
  .container {
    padding: 16px;
  }

  .header {
    padding: 16px 0 24px;
  }

  .header__title {
    font-size: 18px;
  }

  .stats-bar {
    grid-template-columns: repeat(3, 1fr);
  }

  .grid {
    grid-template-columns: 1fr;
  }

  .cert-card__days-value {
    font-size: 36px;
  }

  .cert-card__details {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .stats-bar {
    grid-template-columns: repeat(2, 1fr);
  }

  .header__actions {
    width: 100%;
    justify-content: space-between;
  }
}

/* ─── Scrollbar ──────────────────────────── */
::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: var(--bg-void);
}

::-webkit-scrollbar-thumb {
  background: var(--bg-elevated);
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}