/* XI Members Club — Visual System */
@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,500;0,600;1,300;1,400&family=Jost:wght@300;400;500&display=swap');

:root {
  --deep: #0F3D42;
  --mid: #1A5C62;
  --lift: #2A7A82;
  --accent: #40B0C0;
  --sand: #E7C3AC;
  --cream: #F0E4D4;
  --darkest: #0A2E32;
  --white: #FFFFFF;
  --muted: rgba(240, 228, 212, 0.55);
  --hairline: rgba(64, 176, 192, 0.28);
  --card-wash: rgba(42, 122, 130, 0.18);
  --danger: #c07070;
  --radius: 10px;
  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-sans: 'Jost', system-ui, sans-serif;
}

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

html { font-size: 16px; -webkit-font-smoothing: antialiased; }

body {
  min-height: 100vh;
  font-family: var(--font-sans);
  font-weight: 300;
  color: var(--cream);
  background: radial-gradient(ellipse at 50% 40%, var(--mid) 0%, var(--deep) 45%, var(--darkest) 100%);
  background-attachment: fixed;
  line-height: 1.5;
  position: relative;
}

/* Subtle grain overlay */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9999;
  opacity: 0.07;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 180px 180px;
}

a { color: var(--sand); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--cream); }

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

/* ——— Typography ——— */
.label {
  font-family: var(--font-sans);
  font-weight: 400;
  font-size: 0.7rem;
  letter-spacing: 0.42em;
  text-transform: uppercase;
  color: var(--sand);
}

.label-muted { color: var(--muted); letter-spacing: 0.35em; }

.display {
  font-family: var(--font-display);
  font-weight: 400;
  color: var(--cream);
  letter-spacing: 0.02em;
}

.display-xl { font-size: clamp(2.5rem, 6vw, 3.75rem); line-height: 1.15; }
.display-lg { font-size: clamp(1.75rem, 4vw, 2.5rem); line-height: 1.2; }
.display-md { font-size: clamp(1.35rem, 3vw, 1.75rem); line-height: 1.25; }

.brand-xi {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(3rem, 8vw, 4.5rem);
  letter-spacing: 0.08em;
  color: var(--sand);
  line-height: 1;
}

.brand-members {
  font-family: var(--font-sans);
  font-size: 0.72rem;
  letter-spacing: 0.5em;
  text-transform: uppercase;
  color: var(--sand);
  margin-top: 0.35rem;
}

.hairline {
  width: 4.5rem;
  height: 1px;
  background: var(--hairline);
  border: none;
  margin: 1.75rem auto;
}

/* ——— Layout ——— */
.wrap {
  width: min(960px, 92vw);
  margin: 0 auto;
  padding: 2rem 0 4rem;
  position: relative;
  z-index: 1;
}

.wrap-narrow { width: min(480px, 92vw); }
.wrap-wide { width: min(1100px, 94vw); }

.center-page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 2rem 1.25rem 3rem;
  position: relative;
  z-index: 1;
}

.stack { display: flex; flex-direction: column; gap: 1rem; }
.stack-lg { gap: 1.75rem; }
.row { display: flex; align-items: center; gap: 0.75rem; flex-wrap: wrap; }
.row-between { display: flex; align-items: center; justify-content: space-between; gap: 1rem; flex-wrap: wrap; }
.gap-sm { gap: 0.5rem; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.75rem; }
.mt-4 { margin-top: 2.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.75rem; }
.text-center { text-align: center; }
.text-muted { color: var(--muted); }
.text-sand { color: var(--sand); }
.text-accent { color: var(--accent); }
.text-sm { font-size: 0.875rem; }
.text-xs { font-size: 0.75rem; }

/* ——— Nav ——— */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  background: rgba(10, 46, 50, 0.72);
  border-bottom: 1px solid var(--hairline);
}

.site-nav-inner {
  width: min(1100px, 94vw);
  margin: 0 auto;
  padding: 0.9rem 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.nav-brand {
  display: flex;
  align-items: baseline;
  gap: 0.55rem;
  text-decoration: none;
}

.nav-brand .xi {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--sand);
  letter-spacing: 0.06em;
  line-height: 1;
}

.nav-brand .sub {
  font-size: 0.58rem;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  color: var(--muted);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.35rem;
  list-style: none;
}

.nav-links a {
  font-size: 0.65rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--muted);
}

.nav-links a:hover,
.nav-links a.active { color: var(--cream); }

.nav-user {
  font-size: 0.65rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--sand);
}

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--hairline);
  color: var(--cream);
  padding: 0.4rem 0.65rem;
  font-family: var(--font-sans);
  font-size: 0.6rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  cursor: pointer;
  border-radius: 4px;
}

.back-link {
  position: absolute;
  top: 1.5rem;
  left: 1.5rem;
  font-size: 0.65rem;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--muted);
  z-index: 10;
}
.back-link:hover { color: var(--cream); }

/* ——— Buttons ——— */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-sans);
  font-weight: 400;
  font-size: 0.68rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  padding: 0.95rem 1.75rem;
  border-radius: 2px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s, color 0.2s, transform 0.15s;
  text-decoration: none;
  background: transparent;
  color: var(--cream);
}

.btn:active { transform: scale(0.98); }

.btn-primary {
  background: rgba(64, 176, 192, 0.22);
  border-color: rgba(64, 176, 192, 0.55);
  color: var(--cream);
}
.btn-primary:hover {
  background: rgba(64, 176, 192, 0.35);
  border-color: var(--accent);
  color: var(--white);
}

.btn-ghost {
  border-color: var(--hairline);
  color: var(--sand);
}
.btn-ghost:hover {
  border-color: var(--sand);
  color: var(--cream);
  background: rgba(231, 195, 172, 0.06);
}

.btn-sand {
  background: rgba(231, 195, 172, 0.12);
  border-color: rgba(231, 195, 172, 0.45);
  color: var(--sand);
}
.btn-sand:hover {
  background: rgba(231, 195, 172, 0.22);
  color: var(--cream);
}

.btn-sm {
  padding: 0.55rem 1rem;
  font-size: 0.6rem;
  letter-spacing: 0.22em;
}

.btn-block { width: 100%; }

.btn-group { display: flex; flex-wrap: wrap; gap: 0.5rem; }

.btn.rsvp-active {
  background: rgba(64, 176, 192, 0.4);
  border-color: var(--accent);
  color: var(--white);
}

.btn.rsvp-no.rsvp-active {
  background: rgba(192, 112, 112, 0.35);
  border-color: var(--danger);
}

/* ——— Forms ——— */
.form { display: flex; flex-direction: column; gap: 1.25rem; width: 100%; }

.field { display: flex; flex-direction: column; gap: 0.45rem; text-align: left; }

.field label {
  font-size: 0.62rem;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--sand);
}

.field input,
.field select,
.field textarea {
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: 1rem;
  color: var(--cream);
  background: rgba(15, 61, 66, 0.55);
  border: 1px solid var(--hairline);
  border-radius: 2px;
  padding: 0.85rem 1rem;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
  width: 100%;
}

.field input::placeholder,
.field textarea::placeholder { color: rgba(240, 228, 212, 0.3); }

.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(64, 176, 192, 0.15);
}

.field-hint {
  font-size: 0.75rem;
  color: var(--muted);
}

.toggle-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 0;
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
}

.toggle {
  position: relative;
  width: 44px;
  height: 24px;
  flex-shrink: 0;
}

.toggle input { opacity: 0; width: 0; height: 0; }

.toggle-slider {
  position: absolute;
  inset: 0;
  background: rgba(15, 61, 66, 0.8);
  border: 1px solid var(--hairline);
  border-radius: 999px;
  cursor: pointer;
  transition: 0.2s;
}

.toggle-slider::before {
  content: '';
  position: absolute;
  width: 16px;
  height: 16px;
  left: 3px;
  top: 3px;
  background: var(--muted);
  border-radius: 50%;
  transition: 0.2s;
}

.toggle input:checked + .toggle-slider {
  background: rgba(64, 176, 192, 0.35);
  border-color: var(--accent);
}

.toggle input:checked + .toggle-slider::before {
  transform: translateX(20px);
  background: var(--accent);
}

.error-msg {
  color: #e8a0a0;
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  display: none;
}
.error-msg.show { display: block; }

.success-panel {
  text-align: center;
  padding: 2rem 1rem;
  display: none;
}
.success-panel.show { display: block; }
.form.hide { display: none; }

/* ——— Cards ——— */
.card {
  background: var(--card-wash);
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  padding: 1.35rem 1.4rem;
  transition: border-color 0.2s, background 0.2s;
}

.card:hover { border-color: rgba(64, 176, 192, 0.45); }

.card-link { display: block; color: inherit; text-decoration: none; }

.event-card {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.25rem;
  align-items: start;
}

.event-date-block {
  text-align: center;
  min-width: 3.5rem;
  padding-top: 0.15rem;
}

.event-month {
  font-size: 0.62rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 500;
}

.event-day {
  font-family: var(--font-display);
  font-size: 2rem;
  color: var(--white);
  line-height: 1.05;
  font-weight: 400;
}

.event-year {
  font-size: 0.65rem;
  color: var(--muted);
  letter-spacing: 0.1em;
}

.event-title {
  font-family: var(--font-display);
  font-size: 1.35rem;
  color: var(--cream);
  margin-bottom: 0.25rem;
}

.event-meta {
  font-size: 0.8rem;
  color: var(--muted);
  letter-spacing: 0.04em;
}

.event-loc {
  font-size: 0.75rem;
  color: var(--sand);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-top: 0.35rem;
}

.rsvp-badge {
  display: inline-block;
  font-size: 0.58rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  padding: 0.3rem 0.65rem;
  border-radius: 2px;
  border: 1px solid var(--hairline);
  color: var(--muted);
  margin-top: 0.6rem;
}

.rsvp-badge.going {
  color: var(--accent);
  border-color: rgba(64, 176, 192, 0.5);
  background: rgba(64, 176, 192, 0.12);
}
.rsvp-badge.maybe {
  color: var(--sand);
  border-color: rgba(231, 195, 172, 0.4);
  background: rgba(231, 195, 172, 0.08);
}
.rsvp-badge.no {
  color: #c09090;
  border-color: rgba(192, 112, 112, 0.35);
}

.grid-events {
  display: grid;
  gap: 1rem;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.stat-card {
  text-align: center;
  padding: 1.5rem 1rem;
}

.stat-num {
  font-family: var(--font-display);
  font-size: 2.25rem;
  color: var(--cream);
  line-height: 1;
}

.stat-label {
  font-size: 0.6rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--muted);
  margin-top: 0.5rem;
}

/* ——— Tables ——— */
.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  background: var(--card-wash);
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
}

th {
  font-size: 0.58rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--sand);
  font-weight: 400;
  text-align: left;
  padding: 0.9rem 1rem;
  border-bottom: 1px solid var(--hairline);
}

td {
  padding: 0.85rem 1rem;
  border-bottom: 1px solid rgba(64, 176, 192, 0.12);
  color: var(--cream);
  vertical-align: middle;
}

tr:last-child td { border-bottom: none; }

.status-pill {
  font-size: 0.58rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  padding: 0.25rem 0.55rem;
  border-radius: 2px;
  border: 1px solid var(--hairline);
}
.status-pill.pending { color: var(--sand); }
.status-pill.approved { color: var(--accent); border-color: rgba(64, 176, 192, 0.4); }

/* ——— Landing ——— */
.landing-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  justify-content: center;
  margin-top: 2.25rem;
}

.landing-foot {
  position: absolute;
  bottom: 2.5rem;
  left: 0;
  right: 0;
  text-align: center;
}

/* ——— Page header ——— */
.page-header {
  margin-bottom: 2rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--hairline);
}

.page-header h1 {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.35rem);
  font-weight: 400;
  color: var(--cream);
}

.page-header p {
  color: var(--muted);
  font-size: 0.9rem;
  margin-top: 0.35rem;
}

.section-label {
  font-size: 0.62rem;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--sand);
  margin-bottom: 1rem;
}

/* ——— Detail ——— */
.detail-hero {
  margin-bottom: 2rem;
}

.detail-hero .event-month { font-size: 0.72rem; }
.detail-hero .event-day { font-size: 3.5rem; }

.detail-actions {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin-top: 2rem;
}

.panel {
  background: var(--card-wash);
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  padding: 1.5rem;
}

.toast {
  position: fixed;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%) translateY(120%);
  background: var(--deep);
  border: 1px solid var(--accent);
  color: var(--cream);
  padding: 0.75rem 1.5rem;
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  border-radius: 2px;
  z-index: 10000;
  transition: transform 0.3s ease;
  pointer-events: none;
}
.toast.show { transform: translateX(-50%) translateY(0); }

.empty-state {
  text-align: center;
  padding: 3rem 1rem;
  color: var(--muted);
  border: 1px dashed var(--hairline);
  border-radius: var(--radius);
}

.admin-tabs {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}

.admin-tabs .btn { flex: 1; min-width: 120px; }
.admin-tabs .btn.active {
  background: rgba(64, 176, 192, 0.3);
  border-color: var(--accent);
}

.admin-panel { display: none; }
.admin-panel.active { display: block; }

/* ——— Mobile ——— */
@media (max-width: 720px) {
  .nav-toggle { display: block; }

  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    background: rgba(10, 46, 50, 0.96);
    border-bottom: 1px solid var(--hairline);
    padding: 1rem 1.25rem 1.25rem;
    gap: 0;
  }

  .nav-links.open { display: flex; }

  .nav-links li {
    border-bottom: 1px solid rgba(64, 176, 192, 0.1);
  }

  .nav-links a {
    display: block;
    padding: 0.85rem 0;
  }

  .grid-2 { grid-template-columns: 1fr; }

  .event-card {
    grid-template-columns: auto 1fr;
    gap: 1rem;
  }

  .back-link { left: 1rem; top: 1.15rem; }

  .landing-ctas { flex-direction: column; align-items: stretch; }
  .landing-ctas .btn { width: 100%; }
}

@media (max-width: 400px) {
  .event-day { font-size: 1.65rem; }
}