/* =============================================================
   Phi Gamma Delta · University of Utah
   Shared stylesheet — elevated dark + FIJI purple identity
   ============================================================= */

/* ---------- Tokens ---------- */
:root {
  /* Brand */
  --purple:        #7B2FBE;
  --purple-light:  #9B4FE0;
  --purple-bright: #B678F7;
  --purple-200:    #CBB0F2;
  --gold:          #E4C36B;   /* used sparingly for a premium accent */

  /* Surfaces */
  --bg:    #08070B;
  --bg-1:  #0E0C13;
  --bg-2:  #15121C;
  --bg-3:  #1C1826;

  /* Text */
  --text:    #F3EFF9;
  --muted:   #ABA2B8;   /* ~5.2:1 on --bg */
  --muted-2: #7C7488;
  --line:    rgba(255,255,255,0.09);
  --line-2:  rgba(255,255,255,0.14);

  /* Effects */
  --glow:   0 0 40px rgba(123,47,190,0.35);
  --shadow: 0 24px 60px -20px rgba(0,0,0,0.7);
  --radius: 14px;
  --radius-sm: 8px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --t: 0.35s var(--ease);

  --maxw: 1140px;
  --nav-h: 72px;

  --font-display: 'Oswald', 'Arial Narrow', sans-serif;
  --font-serif: 'Fraunces', Georgia, serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; scroll-padding-top: 90px; }
body {
  font-family: var(--font-body);
  color: var(--text);
  background: var(--bg);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
/* Subtle grain + ambient purple wash over the whole page */
body::before {
  content: ""; position: fixed; inset: 0; z-index: -2; pointer-events: none;
  background:
    radial-gradient(60% 50% at 85% -10%, rgba(123,47,190,0.16), transparent 60%),
    radial-gradient(50% 40% at 0% 100%, rgba(123,47,190,0.10), transparent 60%);
}
body::after {
  content: ""; position: fixed; inset: 0; z-index: -1; pointer-events: none; opacity: 0.04;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
button { font-family: inherit; }
::selection { background: rgba(123,47,190,0.4); color: #fff; }

:focus-visible { outline: 2px solid var(--purple-bright); outline-offset: 3px; border-radius: 3px; }

/* ---------- Layout ---------- */
.container { max-width: var(--maxw); margin: 0 auto; padding: 0 28px; }
section { padding: 92px 0; position: relative; }
.section--tint { background: var(--bg-1); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.divider-top { border-top: 1px solid var(--line); }
.center { text-align: center; }
.measure { max-width: 640px; }
.measure-narrow { max-width: 560px; }
.mx-auto { margin-left: auto; margin-right: auto; }

/* ---------- Typography ---------- */
h1, h2, h3, h4 { font-family: var(--font-display); text-transform: uppercase; letter-spacing: 0.5px; font-weight: 700; line-height: 1.05; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 9px;
  font-family: var(--font-display); font-size: 0.72rem; font-weight: 600;
  letter-spacing: 3.5px; text-transform: uppercase; color: var(--purple-200);
  margin-bottom: 16px;
}
.eyebrow::before { content: ""; width: 22px; height: 1px; background: var(--purple-light); display: inline-block; }
.eyebrow.center { justify-content: center; }
.section-title { font-size: clamp(1.9rem, 4vw, 2.9rem); margin-bottom: 16px; }
.lede { font-size: 1.02rem; color: var(--muted); font-weight: 300; line-height: 1.75; }
.serif-em { font-family: var(--font-serif); font-style: italic; font-weight: 400; text-transform: none; letter-spacing: 0; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  padding: 15px 30px; min-height: 48px;
  font-family: var(--font-display); font-size: 0.86rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: 1.6px;
  border: none; cursor: pointer; border-radius: 999px;
  transition: transform var(--t), background var(--t), box-shadow var(--t), border-color var(--t), color var(--t);
}
.btn:active { transform: translateY(1px) scale(0.99); }
.btn-primary { background: var(--purple); color: #fff; box-shadow: 0 10px 30px -12px rgba(123,47,190,0.9); }
.btn-primary:hover { background: var(--purple-light); box-shadow: 0 14px 36px -10px rgba(123,47,190,0.85), var(--glow); transform: translateY(-2px); }
.btn-ghost { background: transparent; color: var(--text); border: 1.5px solid var(--line-2); }
.btn-ghost:hover { border-color: var(--purple-light); color: var(--purple-200); transform: translateY(-2px); }
.btn-gold { background: transparent; color: var(--gold); border: 1.5px solid rgba(228,195,107,0.4); }
.btn-gold:hover { background: rgba(228,195,107,0.08); border-color: var(--gold); transform: translateY(-2px); }
.btn-row { display: flex; flex-wrap: wrap; gap: 14px; }
.btn svg { width: 17px; height: 17px; }

/* ---------- Crest ---------- */
.crest {
  width: 42px; height: 42px; flex: none;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, var(--purple-light), var(--purple) 70%);
  box-shadow: 0 0 0 1px rgba(228,195,107,0.35), 0 6px 18px -6px rgba(123,47,190,0.9);
  font-family: var(--font-display); font-weight: 700; font-size: 0.64rem;
  letter-spacing: 0.5px; color: #fff;
}

/* ---------- Navigation ---------- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000; height: var(--nav-h);
  display: flex; align-items: center;
  background: rgba(8,7,11,0.55); backdrop-filter: blur(18px) saturate(1.2);
  border-bottom: 1px solid transparent; transition: background var(--t), border-color var(--t);
}
.nav.scrolled { background: rgba(8,7,11,0.9); border-bottom-color: var(--line); }
.nav .container { display: flex; align-items: center; justify-content: space-between; width: 100%; }
.nav-brand { display: flex; align-items: center; gap: 13px; font-family: var(--font-display); font-weight: 700; font-size: 0.98rem; text-transform: uppercase; letter-spacing: 2px; }
.nav-brand span { color: var(--muted); font-weight: 500; }
.nav-links { display: flex; align-items: center; gap: 3px; list-style: none; }
.nav-links a {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 9px 14px; border-radius: 999px;
  font-family: var(--font-display); font-size: 0.78rem; font-weight: 500; letter-spacing: 1.2px;
  text-transform: uppercase; color: var(--muted); transition: color var(--t), background var(--t);
}
.nav-links a:hover { color: var(--text); }
.nav-links a.active { color: #fff; background: var(--purple); }
.nav-links a.lock svg { width: 12px; height: 12px; opacity: 0.7; }
.nav-cta { margin-left: 6px; }
.nav-links a.nav-cta { background: var(--purple); color: #fff; padding: 9px 18px; }
.nav-links a.nav-cta:hover { background: var(--purple-light); }
.hamburger { display: none; width: 44px; height: 44px; background: none; border: none; cursor: pointer; flex-direction: column; align-items: center; justify-content: center; gap: 5px; }
.hamburger span { display: block; width: 22px; height: 2px; background: var(--text); border-radius: 2px; transition: var(--t); }
.nav.open .hamburger span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav.open .hamburger span:nth-child(2) { opacity: 0; }
.nav.open .hamburger span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero { padding: calc(var(--nav-h) + 60px) 0 90px; }
.hero-split { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 64px; align-items: center; }
.hero h1 { font-size: clamp(2.9rem, 6.5vw, 5rem); margin-bottom: 22px; }
.hero h1 .stroke { -webkit-text-stroke: 1.4px var(--purple-light); color: transparent; }
.hero h1 .serif-em { display: block; font-size: 0.62em; margin-top: 10px; color: var(--purple-200); }
.hero p { max-width: 440px; margin-bottom: 34px; color: var(--muted); font-weight: 300; font-size: 1.05rem; }
.hero--compact { padding: calc(var(--nav-h) + 70px) 0 60px; }
.hero--compact h1 { font-size: clamp(2.4rem, 5vw, 3.6rem); }
.hero--compact p { max-width: 560px; }

/* Framed image treatment */
.frame {
  position: relative; border-radius: var(--radius); overflow: hidden;
  border: 1px solid var(--line-2); box-shadow: var(--shadow);
  background: var(--bg-1);
}
.frame::after { /* purple grade + vignette */
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(160deg, rgba(123,47,190,0.16), transparent 45%), linear-gradient(0deg, rgba(8,7,11,0.55), transparent 55%);
  pointer-events: none;
}
.frame img { width: 100%; height: 100%; object-fit: cover; }
.frame--portrait { aspect-ratio: 4 / 5; }
.frame--wide { aspect-ratio: 16 / 10; }
.frame-tag {
  position: absolute; left: 16px; bottom: 16px; z-index: 2;
  display: inline-flex; align-items: center; gap: 8px;
  padding: 8px 14px; border-radius: 999px;
  background: rgba(8,7,11,0.6); backdrop-filter: blur(8px); border: 1px solid var(--line-2);
  font-family: var(--font-display); font-size: 0.7rem; letter-spacing: 1.5px; text-transform: uppercase; color: var(--purple-200);
}

/* ---------- Video ---------- */
.video-frame {
  max-width: 820px; margin: 34px auto 0; aspect-ratio: 16/9;
  border-radius: var(--radius); overflow: hidden;
  border: 1px solid var(--line-2); box-shadow: var(--shadow); background: #000;
  position: relative;
}
.video-frame video { width: 100%; height: 100%; object-fit: cover; display: block; }
.video-sound {
  position: absolute; right: 14px; bottom: 14px; z-index: 3;
  width: 44px; height: 44px; border-radius: 50%; cursor: pointer;
  background: rgba(8,7,11,0.6); backdrop-filter: blur(8px); border: 1px solid var(--line-2);
  color: #fff; display: inline-flex; align-items: center; justify-content: center;
  transition: var(--t);
}
.video-sound:hover { background: var(--purple); border-color: var(--purple); }
.video-sound svg { width: 18px; height: 18px; }

/* ---------- Generic grids / cards ---------- */
.grid { display: grid; gap: 22px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.card {
  background: linear-gradient(180deg, var(--bg-2), var(--bg-1));
  border: 1px solid var(--line); border-radius: var(--radius);
  padding: 30px; transition: transform var(--t), border-color var(--t), box-shadow var(--t);
}
.card:hover { transform: translateY(-4px); border-color: rgba(123,47,190,0.5); box-shadow: 0 20px 50px -24px rgba(123,47,190,0.6); }
.card h3 { font-size: 1.12rem; margin-bottom: 10px; letter-spacing: 0.5px; }
.card p { color: var(--muted); font-weight: 300; font-size: 0.95rem; }
.card-icon {
  width: 46px; height: 46px; border-radius: 12px; margin-bottom: 18px;
  display: inline-flex; align-items: center; justify-content: center;
  background: rgba(123,47,190,0.14); border: 1px solid rgba(123,47,190,0.3); color: var(--purple-200);
}
.card-icon svg { width: 22px; height: 22px; }

/* Values (numbered) */
.value { position: relative; padding-top: 6px; }
.value .num { font-family: var(--font-display); font-size: 2.6rem; font-weight: 700; color: transparent; -webkit-text-stroke: 1px rgba(123,47,190,0.4); line-height: 1; margin-bottom: 12px; }
.value h3 { font-size: 1.15rem; margin-bottom: 8px; }
.value p { color: var(--muted); font-weight: 300; font-size: 0.94rem; }

/* Exec / people */
.person { text-align: center; }
.person .role { font-family: var(--font-display); font-size: 0.7rem; letter-spacing: 2px; text-transform: uppercase; color: var(--purple-200); margin-bottom: 12px; }
.person .avatar {
  width: 76px; height: 76px; margin: 0 auto 16px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-size: 1.4rem; font-weight: 700; color: var(--purple-200);
  background: radial-gradient(circle at 35% 30%, rgba(123,47,190,0.35), rgba(123,47,190,0.08));
  border: 1px solid rgba(123,47,190,0.35);
}
.person .name { font-family: var(--font-display); font-size: 1.15rem; text-transform: uppercase; letter-spacing: 0.5px; }

/* Stat band */
.statband { background: linear-gradient(120deg, var(--purple), #5a1f92); padding: 60px 0; border-radius: 0; }
.statband .kicker { text-align: center; font-family: var(--font-display); font-size: 1.05rem; font-weight: 700; letter-spacing: 3px; text-transform: uppercase; color: rgba(255,255,255,0.92); margin-bottom: 30px; }
.stat { text-align: center; }
.stat .n { font-family: var(--font-display); font-size: clamp(2.4rem, 5vw, 3.2rem); font-weight: 700; color: #fff; font-variant-numeric: tabular-nums; }
.stat .l { font-size: 0.76rem; letter-spacing: 1.4px; text-transform: uppercase; color: rgba(255,255,255,0.8); margin-top: 6px; }

/* Timeline (numbered steps) */
.step .n { font-family: var(--font-display); font-size: 2rem; font-weight: 700; color: transparent; -webkit-text-stroke: 1px rgba(123,47,190,0.55); margin-bottom: 12px; }
.step h3 { font-size: 1.05rem; margin-bottom: 8px; }
.step p { color: var(--muted); font-weight: 300; font-size: 0.92rem; }

/* Callout / quote */
.callout {
  background: rgba(123,47,190,0.08); border: 1px solid rgba(123,47,190,0.22);
  border-left: 3px solid var(--purple); border-radius: var(--radius-sm);
  padding: 28px 32px;
}
.callout p { color: var(--muted); font-weight: 300; }
.callout strong { color: var(--text); font-weight: 600; }
.pullquote { font-family: var(--font-serif); font-style: italic; font-size: clamp(1.3rem, 3vw, 1.9rem); line-height: 1.4; color: var(--text); text-transform: none; }
.pullquote .sig { display: block; margin-top: 18px; font-family: var(--font-display); font-style: normal; font-size: 0.8rem; letter-spacing: 2px; text-transform: uppercase; color: var(--purple-200); }

/* FAQ accordion */
.faq-item { border-bottom: 1px solid var(--line); }
.faq-q {
  width: 100%; text-align: left; background: none; border: none; cursor: pointer; color: var(--text);
  font-family: var(--font-display); font-size: 1.02rem; text-transform: uppercase; letter-spacing: 0.5px;
  padding: 22px 40px 22px 0; position: relative;
}
.faq-q::after { content: "+"; position: absolute; right: 4px; top: 50%; transform: translateY(-50%); font-size: 1.5rem; color: var(--purple-200); transition: var(--t); }
.faq-item.open .faq-q::after { content: "−"; }
.faq-a { max-height: 0; overflow: hidden; transition: max-height 0.4s var(--ease); }
.faq-a-inner { padding: 0 0 22px; color: var(--muted); font-weight: 300; font-size: 0.96rem; }

/* Link list */
.linklist { list-style: none; }
.linklist li { margin-bottom: 11px; }
.linklist a { color: var(--muted); font-weight: 300; font-size: 0.93rem; transition: var(--t); display: inline-flex; align-items: center; gap: 7px; }
.linklist a:hover { color: var(--purple-200); }
.linklist a::before { content: "→"; color: var(--purple); }

/* Tag */
.tag { display: inline-flex; align-items: center; padding: 4px 11px; border-radius: 999px; font-family: var(--font-display); font-size: 0.66rem; font-weight: 600; letter-spacing: 1.5px; text-transform: uppercase; }
.tag-required { background: rgba(123,47,190,0.2); color: var(--purple-200); border: 1px solid rgba(123,47,190,0.4); }
.tag-additional { background: rgba(255,255,255,0.06); color: var(--muted); border: 1px solid var(--line-2); }
.tag-annual { background: rgba(228,195,107,0.14); color: var(--gold); border: 1px solid rgba(228,195,107,0.35); }

/* ---------- CTA band ---------- */
.cta { text-align: center; }
.cta h2 { font-size: clamp(1.8rem, 4vw, 2.6rem); margin-bottom: 14px; }
.cta p { color: var(--muted); max-width: 460px; margin: 0 auto 26px; font-weight: 300; }

/* ---------- Footer ---------- */
footer { background: var(--bg-1); border-top: 1px solid var(--line); padding: 60px 0 28px; }
.footer-grid { display: grid; grid-template-columns: 2.2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 42px; }
.footer-brand { display: flex; align-items: center; gap: 12px; font-family: var(--font-display); font-size: 1rem; font-weight: 700; text-transform: uppercase; letter-spacing: 1.5px; margin-bottom: 14px; }
footer .motto { font-family: var(--font-serif); font-style: italic; color: var(--muted); font-size: 0.98rem; }
footer h4 { font-size: 0.68rem; font-weight: 600; letter-spacing: 2.5px; text-transform: uppercase; margin-bottom: 16px; color: var(--purple-200); }
footer ul { list-style: none; }
footer li { margin-bottom: 11px; }
footer a { color: var(--muted); font-weight: 300; font-size: 0.9rem; transition: var(--t); }
footer a:hover { color: var(--text); }
.footer-bottom { border-top: 1px solid var(--line); padding-top: 22px; display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; font-size: 0.78rem; color: var(--muted-2); }

/* ---------- Forms ---------- */
.field { display: flex; flex-direction: column; gap: 8px; margin-bottom: 20px; }
.field label { font-family: var(--font-display); font-size: 0.74rem; font-weight: 600; letter-spacing: 1.5px; text-transform: uppercase; color: var(--purple-200); }
.field input, .field select, .field textarea {
  background: var(--bg-2); border: 1px solid var(--line-2); color: var(--text);
  padding: 14px 16px; font-family: var(--font-body); font-size: 0.96rem; border-radius: var(--radius-sm);
  transition: var(--t); width: 100%;
}
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--purple); box-shadow: 0 0 0 3px rgba(123,47,190,0.18); }
.field input::placeholder, .field textarea::placeholder { color: var(--muted-2); }
.field textarea { resize: vertical; min-height: 140px; }
.field select {
  appearance: none; cursor: pointer; padding-right: 40px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath fill='%23B678F7' d='M1 1l5 5 5-5'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 16px center;
}
.info-block { margin-bottom: 30px; }
.info-block h3 { font-size: 0.9rem; margin-bottom: 8px; }
.info-block p, .info-block a { color: var(--muted); font-weight: 300; }
.info-block a { color: var(--purple-200); }
.info-block a:hover { color: var(--purple-bright); }
.socials { display: flex; gap: 12px; margin-top: 10px; }
.socials a { width: 44px; height: 44px; border-radius: 50%; display: inline-flex; align-items: center; justify-content: center; background: var(--bg-2); border: 1px solid var(--line-2); color: var(--muted); transition: var(--t); }
.socials a:hover { background: var(--purple); border-color: var(--purple); color: #fff; transform: translateY(-2px); }
.socials svg { width: 18px; height: 18px; }
.form-note { font-size: 0.82rem; color: var(--muted-2); margin-top: 6px; }
.form-status { margin-top: 14px; font-size: 0.9rem; color: var(--purple-200); }

/* Embedded 3rd-party form (e.g. ChapterBuilder interest form) */
.form-embed {
  border-radius: var(--radius); overflow: hidden;
  border: 1px solid var(--line-2); box-shadow: var(--shadow);
  background: #fff;
}
.form-embed iframe { width: 100%; min-height: 1580px; border: 0; display: block; }
@media (max-width: 640px) { .form-embed iframe { min-height: 1720px; } }

/* ---------- Reveal animation ---------- */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity 0.7s var(--ease), transform 0.7s var(--ease); }
.reveal.in { opacity: 1; transform: none; }
.reveal[data-delay="1"] { transition-delay: 0.08s; }
.reveal[data-delay="2"] { transition-delay: 0.16s; }
.reveal[data-delay="3"] { transition-delay: 0.24s; }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 780px) {
  .hamburger { display: flex; }
  .nav-links {
    position: fixed; top: var(--nav-h); left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 4px; padding: 16px 20px 26px;
    background: rgba(8,7,11,0.98); backdrop-filter: blur(18px);
    border-bottom: 1px solid var(--line);
    transform: translateY(-130%); transition: transform var(--t); visibility: hidden;
  }
  .nav.open .nav-links { transform: translateY(0); visibility: visible; }
  .nav-links a { padding: 13px 14px; font-size: 0.9rem; }
  .nav-links a.nav-cta { justify-content: center; margin-top: 6px; }
  .hero-split { grid-template-columns: 1fr; gap: 34px; }
  .hero-split .frame { order: -1; max-width: 460px; }
  section { padding: 68px 0; }
}
@media (max-width: 640px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .statband .grid-4 { grid-template-columns: 1fr 1fr; }
  .footer-bottom { flex-direction: column; align-items: center; text-align: center; }
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
  .reveal { opacity: 1; transform: none; }
}