:root {
  --bg: #07131d;
  --panel: rgba(8, 20, 32, 0.84);
  --panel-strong: #0d2031;
  --ink: #edf8ff;
  --muted: #8faac2;
  --line: rgba(63, 185, 255, 0.16);
  --accent: #34ceff;
  --accent-dark: #169fff;
  --accent-soft: rgba(52, 206, 255, 0.14);
  --green: #4ddfc7;
  --green-soft: rgba(77, 223, 199, 0.14);
  --error: #ff7a9d;
  --error-soft: rgba(255, 122, 157, 0.15);
  --shadow: 0 24px 60px rgba(1, 6, 13, 0.45);
  --radius: 24px;
  --radius-sm: 16px;
}

* {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  color: var(--ink);
  font-family: "Avenir Next", "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  background:
    radial-gradient(circle at 14% 12%, rgba(30, 172, 255, 0.18), transparent 24%),
    radial-gradient(circle at 84% 18%, rgba(77, 223, 199, 0.16), transparent 20%),
    radial-gradient(circle at 54% 100%, rgba(41, 84, 255, 0.14), transparent 26%),
    linear-gradient(135deg, #03070d 0%, #081420 42%, #0d2030 100%);
}

a {
  color: inherit;
}

img {
  display: block;
  max-width: 100%;
}

code {
  padding: 0.18rem 0.42rem;
  border-radius: 999px;
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 0.92rem;
  background: rgba(255, 255, 255, 0.09);
}

.site-shell,
.guest-shell,
.auth-shell {
  width: min(1180px, calc(100% - 2rem));
  margin: 0 auto;
  padding: 1.25rem 0 3rem;
}

.guest-shell,
.auth-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
}

.panel {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  box-shadow: var(--shadow);
  backdrop-filter: blur(14px);
}

.panel--highlight {
  background:
    linear-gradient(145deg, rgba(9, 27, 45, 0.96), rgba(6, 17, 28, 0.9)),
    var(--panel);
}

.panel--aside {
  background:
    linear-gradient(160deg, rgba(10, 36, 53, 0.92), rgba(7, 20, 31, 0.88)),
    var(--panel);
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.5rem;
  padding: 1rem 1.15rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(7, 17, 28, 0.72);
  box-shadow: var(--shadow);
  backdrop-filter: blur(14px);
}

.brand {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.brand__eyebrow,
.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.74rem;
  color: var(--accent);
  font-family: "Trebuchet MS", "Gill Sans", sans-serif;
}

.brand__logo {
  width: min(260px, 38vw);
  max-height: 74px;
  object-fit: contain;
  filter: drop-shadow(0 0 28px rgba(52, 206, 255, 0.22));
}

.brand__copy {
  display: grid;
  gap: 0.18rem;
}

.brand__title {
  font-size: clamp(1.3rem, 2vw, 1.9rem);
  font-weight: 700;
  letter-spacing: 0.01em;
}

.brand-panel {
  display: grid;
  gap: 0.85rem;
  margin-bottom: 1.25rem;
}

.brand-panel--compact {
  gap: 0.55rem;
  margin-bottom: 0.8rem;
}

.brand-panel__logo {
  width: min(400px, 100%);
  object-fit: contain;
  filter: drop-shadow(0 0 36px rgba(52, 206, 255, 0.28));
}

.brand-panel__logo--compact {
  width: min(290px, 100%);
}

.brand-panel__title,
.brand-panel__lede {
  margin: 0;
}

.brand-panel__title {
  font-size: clamp(2rem, 4vw, 2.8rem);
  line-height: 1.02;
}

.brand-panel__lede {
  max-width: 42ch;
  color: var(--muted);
}

.topbar {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.topbar__meta {
  display: grid;
  justify-items: end;
  gap: 0.1rem;
  padding: 0.75rem 1rem;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.04);
}

.topbar__subtitle {
  color: var(--muted);
  font-size: 0.92rem;
}

.hero-grid,
.event-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.65fr) minmax(300px, 0.95fr);
  gap: 1.25rem;
}

.hero-grid > *,
.event-layout > * {
  padding: 1.5rem;
}

.section-header {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 1rem;
  margin: 2rem 0 1rem;
}

.section-header h2,
.event-layout h1,
.event-layout h2,
.hero-grid h1,
.auth-panel h1,
.guest-panel h1 {
  margin: 0.15rem 0 0.6rem;
  line-height: 1.05;
}

.muted,
.helper-text,
.upload-tip,
.copy-field__label,
.detail-grid dt,
small {
  color: var(--muted);
}

.helper-text,
.upload-tip,
small {
  font-size: 0.92rem;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 1.2rem;
}

.form-stack {
  display: grid;
  gap: 1rem;
}

.input-group {
  display: grid;
  gap: 0.45rem;
}

.input-group--full {
  grid-column: 1 / -1;
}

input,
select,
button {
  font: inherit;
}

input,
select {
  width: 100%;
  border: 1px solid rgba(86, 183, 255, 0.18);
  border-radius: 14px;
  padding: 0.92rem 1rem;
  background: rgba(255, 255, 255, 0.05);
  color: var(--ink);
}

input:focus,
select:focus {
  outline: 2px solid rgba(52, 206, 255, 0.18);
  border-color: var(--accent);
}

.button,
button.button,
button[type="submit"] {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  min-height: 48px;
  padding: 0.85rem 1.15rem;
  border: 0;
  border-radius: 999px;
  cursor: pointer;
  text-decoration: none;
  font-family: "Trebuchet MS", "Gill Sans", sans-serif;
  transition: transform 150ms ease, box-shadow 150ms ease, background 150ms ease;
  background: linear-gradient(135deg, var(--accent) 0%, #256eff 100%);
  color: #03111e;
  box-shadow: 0 16px 34px rgba(37, 110, 255, 0.28);
  font-weight: 700;
}

.button:hover,
button[type="submit"]:hover {
  transform: translateY(-1px);
}

.button--small {
  min-height: 40px;
  padding: 0.68rem 0.95rem;
  font-size: 0.92rem;
  box-shadow: none;
}

.button:disabled,
.button--disabled {
  opacity: 0.6;
  cursor: not-allowed;
  pointer-events: none;
}

.button--ghost {
  border: 1px solid rgba(86, 183, 255, 0.18);
  background: rgba(255, 255, 255, 0.04);
  color: var(--ink);
  box-shadow: none;
}

.button-row,
.form-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
}

.button-row--compact {
  gap: 0.55rem;
}

.inline-status {
  min-height: 1.25rem;
  font-size: 0.94rem;
  color: var(--muted);
}

.inline-status[data-tone="error"] {
  color: var(--error);
}

.inline-status[data-tone="success"] {
  color: var(--green);
}

.plain-list {
  margin: 0;
  padding-left: 1.1rem;
}

.plain-list li + li {
  margin-top: 0.6rem;
}

.event-grid,
.photo-grid {
  display: grid;
  gap: 1rem;
}

.event-grid {
  grid-template-columns: repeat(auto-fit, minmax(310px, 1fr));
}

.photo-grid {
  grid-template-columns: repeat(auto-fill, minmax(190px, 220px));
  justify-content: start;
  align-items: start;
}

.event-card,
.photo-card {
  padding: 1.15rem;
}

.event-card__header,
.guest-header,
.photo-card__meta {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 1rem;
}

.badge {
  padding: 0.4rem 0.7rem;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font-family: "Trebuchet MS", "Gill Sans", sans-serif;
  font-size: 0.86rem;
}

.badge--light {
  background: rgba(255, 255, 255, 0.9);
  color: var(--ink);
  box-shadow: 0 10px 22px rgba(29, 36, 48, 0.12);
}

.detail-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.9rem 1.2rem;
  margin: 1rem 0;
}

.detail-grid--compact {
  grid-template-columns: 1fr;
  gap: 0.65rem;
}

.detail-grid dt {
  margin-bottom: 0.2rem;
  font-size: 0.86rem;
}

.detail-grid dd {
  margin: 0;
  font-size: 1rem;
}

.copy-field {
  display: grid;
  gap: 0.35rem;
  padding: 0.85rem 1rem;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.04);
  margin-bottom: 1rem;
  word-break: break-all;
}

.copy-field a {
  color: var(--accent);
}

.empty-state {
  padding: 2rem;
  text-align: center;
}

.overlay-preview {
  position: relative;
  min-height: 210px;
  display: grid;
  place-items: center;
  margin: 1rem 0 1.2rem;
  border-radius: var(--radius-sm);
  background:
    linear-gradient(45deg, rgba(255, 255, 255, 0.04) 25%, transparent 25%) 0 0 / 24px 24px,
    linear-gradient(-45deg, rgba(255, 255, 255, 0.04) 25%, transparent 25%) 0 0 / 24px 24px,
    linear-gradient(45deg, transparent 75%, rgba(255, 255, 255, 0.04) 75%) 0 0 / 24px 24px,
    linear-gradient(-45deg, transparent 75%, rgba(255, 255, 255, 0.04) 75%) 0 0 / 24px 24px,
    #08131e;
  overflow: hidden;
}

.overlay-preview img {
  width: min(100%, 420px);
}

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

.section-header__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: 0.75rem;
}

.section-summary {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0.55rem 0.95rem;
  border: 1px solid rgba(86, 183, 255, 0.16);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.05);
  color: var(--muted);
  font-family: "Trebuchet MS", "Gill Sans", sans-serif;
  font-size: 0.92rem;
}

.photo-card {
  display: grid;
  gap: 0.9rem;
  width: 100%;
  max-width: 220px;
  padding: 0.8rem;
  background:
    linear-gradient(180deg, rgba(10, 25, 39, 0.96), rgba(7, 17, 28, 0.96)),
    var(--panel);
}

.photo-card__media {
  position: relative;
  overflow: hidden;
  border-radius: 22px;
  aspect-ratio: 1 / 1.15;
  background: rgba(29, 36, 48, 0.06);
}

.photo-card__media::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 44%;
  background: linear-gradient(180deg, transparent, rgba(11, 13, 17, 0.28));
  pointer-events: none;
}

.photo-card__media > img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.photo-card__badge-row {
  position: absolute;
  inset: 0 0 auto;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.65rem;
  padding: 0.8rem;
}

.photo-card__body {
  display: grid;
  gap: 0.85rem;
  padding: 0.1rem 0.15rem 0.15rem;
}

.photo-card__chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 34px;
  padding: 0.35rem 0.7rem;
  border-radius: 999px;
  background: rgba(35, 107, 87, 0.9);
  color: #fff;
  font-size: 0.78rem;
  font-family: "Trebuchet MS", "Gill Sans", sans-serif;
  letter-spacing: 0.03em;
}

.photo-card__chip--muted {
  background: rgba(29, 36, 48, 0.72);
}

.photo-card__meta {
  align-items: center;
}

.photo-card__meta h3,
.photo-card__meta p {
  margin: 0;
}

.photo-card__meta p {
  margin-top: 0.2rem;
  color: var(--muted);
  font-size: 0.92rem;
}

.photo-card__link {
  color: var(--green);
  font-size: 0.92rem;
  text-decoration: none;
  white-space: nowrap;
}

.photo-card .detail-grid {
  margin: 0;
}

.back-link {
  display: inline-block;
  margin-bottom: 1rem;
  color: var(--accent);
}

.form-message {
  padding: 0.9rem 1rem;
  border-radius: 16px;
  margin: 0 0 1rem;
}

.form-message--success {
  color: var(--green);
  background: var(--green-soft);
}

.form-message--error {
  color: var(--error);
  background: var(--error-soft);
}

.auth-panel,
.guest-panel {
  width: min(640px, 100%);
  padding: 2rem;
}

.guest-panel--wide {
  width: min(780px, 100%);
}

.upload-tip {
  margin-top: 1rem;
  padding: 0.85rem 1rem;
  border-radius: 16px;
  background: rgba(77, 223, 199, 0.1);
}

.print-shell {
  min-height: 100vh;
  padding: 1rem;
}

.print-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
}

.print-toolbar__meta {
  display: grid;
  justify-items: center;
}

.print-sheet {
  display: grid;
  place-items: center;
  min-height: calc(100vh - 110px);
}

.print-stage {
  position: relative;
  width: min(100%, 900px);
  border-radius: 24px;
  overflow: hidden;
  background: #fff;
  box-shadow: 0 20px 50px rgba(29, 36, 48, 0.15);
}

.print-stage img {
  width: 100%;
  display: block;
}

.print-overlay {
  position: absolute;
  inset: 0;
  object-fit: cover;
  pointer-events: none;
}

.print-sheet--portrait .print-stage {
  aspect-ratio: 4 / 5;
}

.print-sheet--landscape .print-stage {
  aspect-ratio: 5 / 4;
}

@media (max-width: 860px) {
  .site-header,
  .section-header,
  .hero-grid,
  .event-layout,
  .guest-header,
  .print-toolbar {
    grid-template-columns: 1fr;
    flex-direction: column;
    align-items: stretch;
  }

  .topbar__meta {
    justify-items: start;
  }

  .section-header__actions {
    width: 100%;
    justify-content: stretch;
  }

  .form-grid,
  .detail-grid {
    grid-template-columns: 1fr;
  }

  .photo-grid {
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  }

  .photo-card {
    max-width: none;
  }

  .auth-shell,
  .guest-shell,
  .site-shell {
    width: min(100% - 1rem, 1180px);
  }
}

@media print {
  body {
    background: #fff;
  }

  .print-toolbar {
    display: none;
  }

  .print-shell {
    padding: 0;
  }

  .print-sheet {
    min-height: auto;
  }

  .print-stage {
    width: 100%;
    box-shadow: none;
    border-radius: 0;
  }

  @page {
    margin: 0;
    size: auto;
  }
}