:root {
  --bg: #081018;
  --bg-soft: rgba(15, 27, 39, 0.76);
  --panel: rgba(10, 18, 28, 0.8);
  --panel-border: rgba(255, 255, 255, 0.08);
  --text: #f8fbff;
  --muted: #afc1cf;
  --accent: #f6fbff;
  --accent-text: #09131c;
  --danger: #ff8c8c;
  --shadow: 0 30px 80px rgba(0, 0, 0, 0.35);
  --radius-lg: 26px;
  --radius-md: 18px;
  --radius-sm: 14px;
  --font-sans: "Avenir Next", "Segoe UI", "Helvetica Neue", sans-serif;
}

* {
  box-sizing: border-box;
}

html,
body {
  min-height: 100%;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(31, 89, 123, 0.3), transparent 40%),
    radial-gradient(circle at bottom right, rgba(54, 112, 88, 0.24), transparent 36%),
    linear-gradient(160deg, #091019 0%, #0d1721 38%, #162532 100%);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

button,
input,
select {
  font: inherit;
}

button {
  cursor: pointer;
}

.page-glow {
  position: fixed;
  inset: auto;
  width: 28rem;
  height: 28rem;
  border-radius: 999px;
  filter: blur(48px);
  opacity: 0.18;
  pointer-events: none;
}

.page-glow-a {
  top: -10rem;
  left: -6rem;
  background: #60b3ce;
}

.page-glow-b {
  right: -7rem;
  bottom: -10rem;
  background: #8dd39a;
}

.shell {
  position: relative;
  min-height: 100dvh;
  padding: clamp(1rem, 2vw, 2rem);
}

.view {
  display: none;
}

.view.active {
  display: block;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--panel-border);
  box-shadow: var(--shadow);
  backdrop-filter: blur(24px);
}

.login-stage {
  min-height: calc(100dvh - 2rem);
  display: grid;
  grid-template-columns: minmax(18rem, 1.1fr) minmax(18rem, 28rem);
  align-items: center;
  gap: clamp(1.5rem, 4vw, 4rem);
}

.brand-copy {
  padding: clamp(1rem, 3vw, 3rem);
  max-width: 42rem;
}

.eyebrow {
  margin: 0 0 0.6rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-size: 0.68rem;
  color: var(--muted);
}

.brand-copy h1 {
  margin: 0;
  font-size: clamp(2.3rem, 5.4vw, 4.4rem);
  line-height: 0.96;
}

.lead {
  max-width: 40rem;
  margin-top: 1.2rem;
  color: var(--muted);
  font-size: clamp(0.92rem, 1.4vw, 1.02rem);
  line-height: 1.6;
}

.login-panel {
  border-radius: var(--radius-lg);
  padding: 1.8rem;
}

.panel-top h2 {
  margin: 0.25rem 0 0.5rem;
  font-size: 1.4rem;
}

.panel-top p {
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
}

.panel-kicker {
  display: inline-flex;
  padding: 0.35rem 0.7rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  color: var(--muted);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.login-form {
  margin-top: 1.6rem;
  display: grid;
  gap: 1rem;
}

.field,
.select-field {
  display: grid;
  gap: 0.55rem;
}

.field span,
.select-field span {
  color: var(--muted);
  font-size: 0.84rem;
}

.field input,
.select-field select {
  width: 100%;
  padding: 0.92rem 1rem;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.05);
  color: var(--text);
  outline: none;
  transition: border-color 0.2s ease, background 0.2s ease;
}

.field input:focus,
.select-field select:focus {
  border-color: rgba(255, 255, 255, 0.45);
  background: rgba(255, 255, 255, 0.08);
}

.primary-button,
.ghost-button {
  min-height: 3rem;
  border-radius: 999px;
  border: none;
  transition: transform 0.18s ease, opacity 0.18s ease, background 0.18s ease;
  touch-action: manipulation;
}

.primary-button:hover,
.ghost-button:hover {
  transform: translateY(-1px);
}

.primary-button {
  background: linear-gradient(135deg, #ffffff 0%, #ddebf4 100%);
  color: var(--accent-text);
  font-weight: 700;
}

.ghost-button {
  padding: 0 1.1rem;
  background: rgba(255, 255, 255, 0.08);
  color: var(--text);
}

.ghost-button.subtle {
  min-height: 2.6rem;
}

.error-text {
  margin: 0;
  color: var(--danger);
}

.topbar,
.summary-panel,
.grid-panel {
  border-radius: var(--radius-lg);
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.2rem 1.4rem;
}

.topbar h2 {
  margin: 0.15rem 0 0;
  font-size: 1.35rem;
}

.topbar-controls {
  display: flex;
  align-items: flex-end;
  gap: 0.85rem;
  flex-wrap: wrap;
}

.user-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.35rem 0.45rem 0.35rem 0.9rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
}

.summary-panel {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 1rem;
  padding: 1.2rem 1.4rem;
}

.summary-label {
  margin: 0 0 0.35rem;
  color: var(--muted);
  font-size: 0.86rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.summary-panel strong {
  font-size: 1.1rem;
}

.grid-panel {
  margin-top: 1rem;
  padding: 1rem;
}

.empty-state {
  padding: 4rem 1rem;
  text-align: center;
  color: var(--muted);
}

.empty-state h3 {
  color: var(--text);
}

.photo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(11rem, 1fr));
  gap: 0.9rem;
}

.photo-card {
  position: relative;
  border-radius: 22px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 22px 44px rgba(0, 0, 0, 0.18);
  cursor: pointer;
  touch-action: manipulation;
}

.photo-card::before {
  content: "";
  display: block;
  padding-top: 100%;
}

.photo-card img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.photo-card-name {
  position: absolute;
  left: 0.65rem;
  right: 0.65rem;
  bottom: 0.65rem;
  display: inline-flex;
  padding: 0.45rem 0.65rem;
  border-radius: 999px;
  background: rgba(8, 15, 22, 0.72);
  backdrop-filter: blur(10px);
  font-size: 0.76rem;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.photo-card-badge {
  position: absolute;
  top: 0.55rem;
  right: 0.55rem;
  width: 1.9rem;
  height: 1.9rem;
  border-radius: 999px;
  border: none;
  background: rgba(255, 255, 255, 0.97);
  color: #0e1720;
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.28);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.photo-card-badge,
.viewer-candidate.active,
.viewer-flash {
  background: rgba(255, 255, 255, 0.96);
  color: #0e1720;
}

.photo-card-badge:hover,
.viewer-candidate.active:hover {
  transform: translateY(-1px) scale(1.02);
}

.check-icon {
  width: 1rem;
  height: 1rem;
}

.check-icon path {
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 3.15;
}

.photo-card-badge .check-icon {
  width: 0.86rem;
  height: 0.86rem;
}

.viewer {
  position: fixed;
  inset: 0;
  z-index: 50;
}

.viewer[hidden] {
  display: none;
}

.viewer-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(3, 8, 12, 0.92);
  backdrop-filter: blur(18px);
}

.viewer-surface {
  position: relative;
  width: 100%;
  height: 100%;
  padding: max(1rem, env(safe-area-inset-top)) max(1rem, env(safe-area-inset-right))
    max(1.4rem, env(safe-area-inset-bottom)) max(1rem, env(safe-area-inset-left));
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.viewer-image {
  position: relative;
  z-index: 1;
  max-width: min(96vw, 1680px);
  max-height: min(88dvh, 1200px);
  border-radius: 24px;
  box-shadow: 0 34px 90px rgba(0, 0, 0, 0.4);
  user-select: none;
  -webkit-user-drag: none;
}

.viewer-topline {
  position: absolute;
  top: max(1rem, env(safe-area-inset-top));
  left: max(1rem, env(safe-area-inset-left));
  right: max(1rem, env(safe-area-inset-right));
  z-index: 3;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  pointer-events: none;
}

.viewer-dir,
.viewer-index {
  margin: 0;
  color: rgba(255, 255, 255, 0.72);
}

.viewer-name {
  display: block;
  margin-top: 0.3rem;
  font-size: clamp(0.98rem, 1.55vw, 1.2rem);
}

.viewer-close {
  position: absolute;
  top: max(1rem, env(safe-area-inset-top));
  right: max(1rem, env(safe-area-inset-right));
  z-index: 4;
  width: 3rem;
  height: 3rem;
  border: none;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.12);
  color: var(--text);
  font-size: 2rem;
  line-height: 1;
  backdrop-filter: blur(14px);
}

.viewer-interaction {
  position: absolute;
  inset: 0;
  z-index: 2;
  touch-action: none;
}

.viewer-candidate,
.viewer-flash {
  position: absolute;
  left: 50%;
  bottom: max(1.4rem, env(safe-area-inset-bottom));
  transform: translateX(-50%);
  z-index: 4;
  width: 4.5rem;
  height: 4.5rem;
  border-radius: 999px;
  border: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.12);
  color: #ffffff;
  backdrop-filter: blur(18px);
}

.viewer-candidate .check-icon,
.viewer-flash .check-icon {
  width: 1.55rem;
  height: 1.55rem;
}

.viewer-flash {
  pointer-events: none;
  animation: candidate-pop 0.8s ease forwards;
}

.viewer-hint {
  position: absolute;
  bottom: calc(max(1.4rem, env(safe-area-inset-bottom)) + 5.25rem);
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  display: inline-flex;
  gap: 0.8rem;
  flex-wrap: wrap;
  justify-content: center;
  max-width: min(90vw, 40rem);
  padding: 0.7rem 0.95rem;
  border-radius: 999px;
  background: rgba(8, 15, 22, 0.58);
  color: rgba(255, 255, 255, 0.76);
  font-size: 0.8rem;
  backdrop-filter: blur(12px);
  pointer-events: none;
}

@keyframes candidate-pop {
  0% {
    opacity: 0;
    transform: translateX(-50%) translateY(1.2rem) scale(0.7);
  }
  20% {
    opacity: 1;
    transform: translateX(-50%) translateY(0) scale(1.08);
  }
  60% {
    opacity: 1;
    transform: translateX(-50%) translateY(0) scale(1);
  }
  100% {
    opacity: 0;
    transform: translateX(-50%) translateY(-0.8rem) scale(0.92);
  }
}

@media (max-width: 960px) {
  .login-stage {
    grid-template-columns: 1fr;
    min-height: auto;
    padding-top: 2rem;
  }

  .topbar {
    align-items: stretch;
  }

  .topbar,
  .topbar-controls {
    flex-direction: column;
  }

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

@media (max-width: 720px) {
  .shell {
    padding: 0.75rem;
  }

  .grid-panel,
  .topbar,
  .summary-panel,
  .login-panel {
    border-radius: 22px;
  }

  .photo-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .viewer-image {
    max-width: 100%;
    max-height: 82dvh;
  }

  .viewer-hint {
    font-size: 0.78rem;
    border-radius: 18px;
  }
}