/* =========================================================================
   CEMS Padel Tracker — styles
   Mobile-first. Light UI, navy + lime/coral sport accent.
   ========================================================================= */

:root {
  --navy-950: #0b1330;
  --navy-900: #101a3d;
  --navy-800: #17245c;
  --navy-700: #223078;
  --navy-100: #e7eaf7;

  --lime: #c6f24a;
  --lime-dark: #9fd21e;
  --coral: #ff6b57;
  --coral-dark: #e8503c;

  --bg: #f7f8fc;
  --surface: #ffffff;
  --surface-alt: #eef1fb;
  --border: #d9dded;
  --text: #12162b;
  --text-muted: #565c78;

  --level-1: #1f8a53;   /* beginner — green */
  --level-1-bg: #e3f7ec;
  --level-2: #a9740b;   /* intermediate — amber */
  --level-2-bg: #fdf1d8;
  --level-3: #c23b2f;   /* advanced — deep coral/red */
  --level-3-bg: #fde4e0;

  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 22px;

  --shadow-sm: 0 1px 2px rgba(11, 19, 48, 0.06), 0 1px 1px rgba(11, 19, 48, 0.04);
  --shadow-md: 0 8px 24px rgba(11, 19, 48, 0.10);

  --font-display: "Space Grotesk", "Segoe UI", sans-serif;
  --font-body: "Sora", "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  line-height: 1.5;
  min-height: 100vh;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  color: var(--navy-950);
  margin: 0 0 0.5em;
  line-height: 1.15;
}

p { margin: 0 0 1em; }
a { color: var(--navy-700); }
a:hover { color: var(--coral-dark); }

.muted { color: var(--text-muted); font-size: 0.92em; }

.visually-hidden {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--lime);
  color: var(--navy-950);
  padding: 12px 18px;
  border-radius: 0 0 8px 0;
  font-weight: 600;
  z-index: 100;
}
.skip-link:focus {
  left: 0;
}

/* ---------------------------- Header ---------------------------- */

.site-header {
  background: var(--navy-950);
  color: #fff;
  position: sticky;
  top: 0;
  z-index: 20;
  box-shadow: var(--shadow-md);
}

.header-inner {
  max-width: 960px;
  margin: 0 auto;
  padding: 12px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.brand {
  display: flex;
  align-items: baseline;
  gap: 8px;
  text-decoration: none;
  color: #fff;
  min-width: 0;
}

.brand-logo {
  height: 40px;
  width: 40px;
  display: block;
  border-radius: 10px;
  background: #fff;
  padding: 4px;
  object-fit: contain;
  box-shadow: 0 0 0 2px rgba(198, 242, 74, 0.5);
}

.brand-wordmark {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  color: #fff;
  white-space: nowrap;
}

.brand-sub {
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--lime);
  font-size: 0.95rem;
  letter-spacing: 0.02em;
}

.nav-toggle {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  gap: 4px;
  background: transparent;
  border: 1px solid rgba(255,255,255,0.25);
  border-radius: 8px;
  width: 40px;
  height: 36px;
  padding: 8px;
  cursor: pointer;
}
.nav-toggle-bar {
  display: block;
  height: 2px;
  width: 100%;
  background: #fff;
  border-radius: 2px;
}

.site-nav {
  display: none;
  flex-direction: column;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--navy-950);
  padding: 8px 16px 16px;
  gap: 4px;
  border-top: 1px solid rgba(255,255,255,0.1);
}
.site-nav.is-open {
  display: flex;
}

.nav-link {
  color: rgba(255,255,255,0.85);
  text-decoration: none;
  font-family: var(--font-display);
  font-weight: 600;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.98rem;
}
.nav-link:hover {
  color: #fff;
  background: rgba(255,255,255,0.08);
}
.nav-link[aria-current="page"] {
  background: var(--lime);
  color: var(--navy-950);
}

@media (min-width: 720px) {
  .nav-toggle { display: none; }
  .site-nav {
    display: flex;
    position: static;
    flex-direction: row;
    background: transparent;
    padding: 0;
    border-top: none;
    gap: 4px;
  }
}

/* ---------------------------- Layout ---------------------------- */

main {
  max-width: 960px;
  margin: 0 auto;
  padding: 20px 16px 48px;
  display: block;
}
main:focus {
  outline: none;
}

.view-header {
  margin-bottom: 18px;
}
.view-header h2 {
  font-size: 1.5rem;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 18px;
  margin-bottom: 16px;
  box-shadow: var(--shadow-sm);
}
.card h3 {
  font-size: 1.1rem;
}

/* ---------------------------- Home / hero ---------------------------- */

.hero-card {
  background: linear-gradient(155deg, var(--navy-950) 0%, var(--navy-800) 65%, var(--navy-700) 100%);
  color: #fff;
  border-radius: var(--radius-lg);
  padding: 22px;
  margin-bottom: 18px;
  box-shadow: var(--shadow-md);
  position: relative;
  overflow: hidden;
}
.hero-card::after {
  content: "";
  position: absolute;
  right: -60px;
  top: -60px;
  width: 200px;
  height: 200px;
  background: var(--lime);
  opacity: 0.18;
  border-radius: 50%;
}

.eyebrow {
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.78rem;
  color: var(--lime);
  margin: 0 0 6px;
  font-weight: 700;
}

.hero-title {
  color: #fff;
  font-size: 1.6rem;
  margin-bottom: 14px;
}

.session-facts {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  margin: 0 0 14px;
  position: relative;
}
.session-facts > div {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.session-facts dt {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: rgba(255,255,255,0.65);
  font-weight: 600;
}
.session-facts dd {
  margin: 0;
  font-weight: 500;
}
.session-facts a {
  color: var(--lime);
}
.session-facts--compact dt {
  color: var(--text-muted);
}
.session-facts--compact dd {
  color: var(--text);
}

@media (min-width: 560px) {
  .session-facts { grid-template-columns: 1fr 1fr; }
}

.session-notes {
  background: rgba(255,255,255,0.08);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  font-size: 0.92rem;
  color: rgba(255,255,255,0.9);
}

.rsvp-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  margin-top: 16px;
  position: relative;
}
.rsvp-label {
  font-weight: 600;
  font-size: 0.9rem;
}
.rsvp-row select {
  flex: 1 1 180px;
}
.rsvp-buttons {
  display: flex;
  gap: 8px;
}
.rsvp-status {
  margin-top: 10px;
  font-size: 0.9rem;
  color: var(--lime);
  min-height: 1.2em;
}

/* ---------------------------- Buttons & forms ---------------------------- */

.btn {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: 999px;
  padding: 10px 18px;
  border: 2px solid transparent;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.08s ease, box-shadow 0.15s ease;
}
.btn:active { transform: translateY(1px); }

.btn-primary {
  background: var(--lime);
  color: var(--navy-950);
}
.btn-primary:hover { background: var(--lime-dark); }

/* Default btn-outline reads on the light page background (most places it
   appears: toolbars, cards, admin actions). It only flips to a light/white
   outline inside a dark surface like .hero-card. */
.btn-outline {
  background: transparent;
  border-color: var(--navy-700);
  color: var(--navy-900);
}
.btn-outline:hover {
  border-color: var(--navy-950);
  background: var(--navy-100);
}

.hero-card .btn-outline {
  border-color: rgba(255,255,255,0.5);
  color: #fff;
}
.hero-card .btn-outline:hover {
  border-color: #fff;
  background: rgba(255,255,255,0.12);
}

.btn-ghost {
  background: rgba(255,255,255,0.08);
  color: #fff;
  border-color: rgba(255,255,255,0.2);
  margin-bottom: 14px;
}

.link-button {
  background: none;
  border: none;
  padding: 0;
  color: var(--navy-700);
  font-weight: 600;
  text-decoration: underline;
  cursor: pointer;
  font-family: var(--font-body);
  font-size: 0.95rem;
}
.link-button:hover { color: var(--coral-dark); }

select, input, textarea {
  font-family: var(--font-body);
  font-size: 0.98rem;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--border);
  background: var(--surface);
  color: var(--text);
  width: 100%;
}
select:focus, input:focus, textarea:focus, button:focus {
  outline: 3px solid var(--lime);
  outline-offset: 1px;
}

.rsvp-row select {
  width: auto;
}

.stacked-form {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.stacked-form label {
  font-weight: 600;
  font-size: 0.85rem;
  margin-top: 10px;
  color: var(--navy-900);
}
.stacked-form button {
  margin-top: 16px;
  align-self: flex-start;
}

/* ---------------------------- Level badges ---------------------------- */

.level-badge {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.78rem;
  padding: 4px 10px;
  border-radius: 999px;
  white-space: nowrap;
}
.level-badge--lg {
  font-size: 0.95rem;
  padding: 6px 14px;
}
.level-1 { background: var(--level-1-bg); color: var(--level-1); }
.level-2 { background: var(--level-2-bg); color: var(--level-2); }
.level-3 { background: var(--level-3-bg); color: var(--level-3); }

/* ---------------------------- Lists ---------------------------- */

.attendee-list, .player-list, .history-list, .court-player-list, .legend-list {
  list-style: none;
  margin: 0 0 12px;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.attendee-item, .court-player-list li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 12px;
  background: var(--surface-alt);
  border-radius: var(--radius-sm);
}
.attendee-list--compact {
  flex-direction: row;
  flex-wrap: wrap;
}
.attendee-list--compact li {
  background: var(--surface-alt);
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 0.88rem;
  display: flex;
  gap: 6px;
  align-items: center;
}

.legend-list li {
  background: none;
  padding: 4px 0;
  display: flex;
  align-items: center;
  gap: 8px;
}

.player-row {
  background: var(--surface-alt);
  border-radius: var(--radius-md);
  padding: 14px;
  border: 1px solid var(--border);
}
.player-row-main {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}
.player-name {
  font-weight: 600;
  font-family: var(--font-display);
}
.player-row-controls {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 10px;
  flex-wrap: wrap;
}
.level-select {
  width: auto;
  flex: 0 0 auto;
}
.last-updated {
  font-size: 0.78rem;
}
.player-notes {
  margin: 4px 0 0;
}
.player-history {
  margin: 8px 0 0;
  font-size: 0.8rem;
}

/* ---------------------------- Balance / courts ---------------------------- */

.balance-toolbar {
  display: flex;
  gap: 10px;
  margin-bottom: 6px;
  flex-wrap: wrap;
}

.court-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: 10px;
}
@media (min-width: 640px) {
  .court-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 960px) {
  .court-grid { grid-template-columns: repeat(3, 1fr); }
}

.court-card {
  background: var(--surface);
  border: 2px solid var(--navy-100);
  border-top: 6px solid var(--coral);
  border-radius: var(--radius-md);
  padding: 16px;
  box-shadow: var(--shadow-sm);
}
.court-card:nth-child(2n) { border-top-color: var(--lime-dark); }
.court-card:nth-child(3n) { border-top-color: var(--navy-700); }

.court-avg {
  margin: -6px 0 10px;
}

/* Empty court slot: read as "waiting to be filled" rather than broken */
.court-card--empty {
  border-top-style: dashed;
  border-top-width: 3px;
  border-color: var(--border);
  background: var(--surface-alt);
  box-shadow: none;
}
.court-card--empty h3 {
  color: var(--text-muted);
}
.court-open-slot {
  display: block;
  text-align: center;
  padding: 14px 8px;
  border: 1.5px dashed var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface);
}

/* ---------------------------- History ---------------------------- */

.history-card-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 10px;
}

/* ---------------------------- Empty states ---------------------------- */

.empty-state {
  background: var(--surface);
  border: 2px dashed var(--border);
  border-radius: var(--radius-lg);
  padding: 32px 20px;
  text-align: center;
  color: var(--text-muted);
}
.empty-inline {
  color: var(--text-muted);
  font-style: italic;
}

/* ---------------------------- Footer ---------------------------- */

.site-footer {
  text-align: center;
  padding: 24px 16px 40px;
  color: var(--text-muted);
  font-size: 0.85rem;
}

/* Admin lock + actions */
.admin-lock-card {
  max-width: 420px;
}

.admin-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  margin-top: 4px;
}

.btn-danger {
  background: #b91c1c;
  color: #fff;
  border: 1px solid #991b1b;
}
.btn-danger:hover { background: #991b1b; }

.btn-sm {
  padding: 6px 10px;
  font-size: 0.85rem;
}

.player-row-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.roster-table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.roster-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
}

.roster-table th,
.roster-table td {
  text-align: left;
  padding: 12px 10px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}

.roster-table th {
  font-family: var(--font-display);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  white-space: nowrap;
  border-bottom: 2px solid var(--navy-100);
}

.roster-table tbody tr {
  transition: background-color 0.1s ease;
}
.roster-table tbody tr:hover {
  background: var(--surface-alt);
}
.roster-table tbody tr:last-child td {
  border-bottom: none;
}

.roster-table td:nth-child(2) {
  white-space: nowrap;
}

.name-cell {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
}

.name-badges {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  flex-shrink: 0;
}

.circle-badge {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  object-fit: cover;
  display: block;
  background: #fff;
  box-shadow: 0 0 0 1.5px rgba(15, 23, 42, 0.14);
}

.circle-badge--logo {
  object-fit: contain;
  padding: 3px;
  background: #fff;
}

.roster-table .player-name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1rem;
  color: var(--navy-950);
}

.attendee-check-list {
  list-style: none;
  margin: 0 0 1rem;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.attendee-check-item label {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  background: rgba(15, 23, 42, 0.04);
  border-radius: 10px;
  cursor: pointer;
}

.attendee-check-item input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--lime, #b4f000);
}

.paste-roster-form {
  margin-top: 1.25rem;
  padding-top: 1.25rem;
  border-top: 1px solid rgba(15, 23, 42, 0.1);
}

.paste-roster-form textarea {
  width: 100%;
  min-height: 8rem;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.85rem;
  line-height: 1.4;
  padding: 0.75rem;
  border-radius: 10px;
  border: 1px solid rgba(15, 23, 42, 0.18);
  resize: vertical;
}

.see-you-card .hero-title {
  margin-bottom: 0.5rem;
}

.see-you-next {
  font-size: 1.15rem;
  margin: 0.75rem 0 0.35rem;
}

.venue-photos {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin: 1rem 0 1.25rem;
}

@media (max-width: 640px) {
  .venue-photos {
    grid-template-columns: 1fr;
  }
}

.venue-photo {
  margin: 0;
  border-radius: 14px;
  overflow: hidden;
  background: rgba(15, 23, 42, 0.06);
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.12), 0 6px 16px rgba(4, 8, 24, 0.35);
  position: relative;
}

.venue-photo::after {
  /* subtle navy wash so photos of varying color temperature read as one set,
     tied to the hero card instead of looking like a raw upload */
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(11, 19, 48, 0.12) 0%, rgba(11, 19, 48, 0) 35%, rgba(11, 19, 48, 0.22) 100%);
  pointer-events: none;
}

.venue-photo img {
  display: block;
  width: 100%;
  height: 180px;
  object-fit: cover;
  filter: saturate(1.04) contrast(1.02);
}

.venue-contact {
  margin: 0.75rem 0 1rem;
}

.venue-links {
  margin: 0;
}

.venue-amenities {
  margin: 0.35rem 0 0;
}

.roster-signup-note p {
  margin: 0 0 1rem;
}

/* Balance court player rows: badges | name+nationality | level */
.court-player-list li.court-player-row {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px 12px;
  justify-content: stretch;
}

.court-player-row .name-badges {
  align-self: center;
}

.court-player-meta {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.court-player-name {
  font-weight: 600;
  line-height: 1.25;
  overflow-wrap: anywhere;
}

.court-player-nationality {
  font-size: 0.8rem;
  line-height: 1.2;
}

.court-player-row .level-badge {
  flex-shrink: 0;
  justify-self: end;
  align-self: center;
}