/* ============================================================
   Islamic Studies in Uzbekistan – OJS theme
   Design: "Samarqand light" – feruza + oltin, girih geometriyasi
   Copyright (c) 2026 Imam Maturidi International Research Center
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&family=Playfair+Display:ital,wght@0,500;0,600;1,500&family=Amiri:wght@400;700&display=swap');

/* ---------- Tokens ---------- */
:root {
  --isu-page: #FBF9F5;
  --isu-surface: #FFFFFF;
  --isu-teal-tint: #E8F4F2;
  --isu-gold-tint: #F8F1E1;
  --isu-teal-900: #0A4F4C;
  --isu-teal-700: #0E7C77;
  --isu-teal-500: #17A39C;
  --isu-teal-300: #8FD6D0;
  --isu-teal-950: #0A2B2A;
  --isu-gold-700: #A9782A;
  --isu-gold-500: #C9A227;
  --isu-gold-300: #EBD49A;
  --isu-ink-900: #10202A;
  --isu-ink-700: #2E4450;
  --isu-ink-500: #647A86;
  --isu-line: #E9E3D6;
  --isu-line-teal: #CDE7E4;

  --isu-font-display: 'Playfair Display', Georgia, serif;
  --isu-font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --isu-font-arabic: 'Amiri', serif;

  --isu-radius-sm: 12px;
  --isu-radius: 20px;
  --isu-radius-lg: 28px;

  --isu-shadow-soft: 0 14px 36px -12px rgba(10, 33, 40, .14);
  --isu-shadow-card: 0 12px 30px -6px rgba(14, 124, 119, .14);
  --isu-shadow-glass: 0 26px 60px -20px rgba(10, 33, 40, .30);

  --dur-fast: 120ms;
  --dur-base: 240ms;
  --dur-slow: 520ms;
  --ease-out: cubic-bezier(.22, .8, .30, 1);
  --ease-soft: cubic-bezier(.4, 0, .2, 1);
}

/* ---------- Base ---------- */
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--isu-font-body);
  background: var(--isu-page);
  color: var(--isu-ink-900);
  -webkit-font-smoothing: antialiased;
}
::selection { background: rgba(23, 163, 156, .22); }
a { transition: color var(--dur-fast) var(--ease-out); }

.pkp_screen_reader { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.isu-container { width: 100%; max-width: 1200px; margin-inline: auto; padding-inline: 20px; }
@media (min-width: 1280px) { .isu-container { padding-inline: 0; } }

.isu-display { font-family: var(--isu-font-display); font-weight: 600; letter-spacing: -0.005em; }
.isu-eyebrow {
  display: inline-flex; align-items: center; gap: .6rem;
  font-size: 11px; font-weight: 600; letter-spacing: .18em; text-transform: uppercase; color: var(--isu-teal-700);
}
.isu-eyebrow::before {
  content: ""; width: 12px; height: 12px; background: var(--isu-gold-500);
  clip-path: polygon(50% 0, 61% 32%, 95% 32%, 68% 53%, 79% 87%, 50% 66%, 21% 87%, 32% 53%, 5% 32%, 39% 32%);
}
.isu-rule { display: flex; align-items: center; gap: 10px; }
.isu-rule::before { content: ""; width: 56px; height: 2px; background: var(--isu-gold-500); }
.isu-rule::after  { content: ""; width: 120px; height: 1px; background: rgba(10, 79, 76, .22); }
.isu-rule i {
  width: 14px; height: 14px; background: var(--isu-gold-500); display: block;
  clip-path: polygon(50% 0, 61% 32%, 95% 32%, 68% 53%, 79% 87%, 50% 66%, 21% 87%, 32% 53%, 5% 32%, 39% 32%);
}

/* Girih tile (8-point star) as a repeatable background */
.isu-girih {
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='118' height='104' viewBox='0 0 118 104'><g fill='none' stroke='%230E7C77' stroke-width='1'><polygon points='59,4 70,26 94,26 78,44 88,68 59,56 30,68 40,44 24,26 48,26'/></g></svg>");
  background-size: 118px 104px;
}
.isu-girih--light {
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='118' height='104' viewBox='0 0 118 104'><g fill='none' stroke='%238FD6D0' stroke-width='1'><polygon points='59,4 70,26 94,26 78,44 88,68 59,56 30,68 40,44 24,26 48,26'/></g></svg>");
}

/* ---------- Buttons & badges ---------- */
.isu-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  padding: 15px 28px; border-radius: 999px; font-weight: 600; font-size: 14px; line-height: 1.2;
  text-decoration: none !important; white-space: nowrap; cursor: pointer; border: 1.5px solid transparent;
  transition: transform var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast) var(--ease-out), background var(--dur-fast), color var(--dur-fast), border-color var(--dur-fast);
}
.isu-btn:hover { transform: translateY(-2px); }
.isu-btn:active { transform: scale(.97); }
.isu-btn--primary { background: var(--isu-teal-700); color: #fff !important; box-shadow: 0 10px 24px rgba(14, 124, 119, .32); }
.isu-btn--primary:hover { box-shadow: 0 14px 30px rgba(14, 124, 119, .42); background: #0d726d; }
.isu-btn--ghost { border-color: var(--isu-teal-700); color: var(--isu-teal-900) !important; background: transparent; }
.isu-btn--ghost:hover { background: var(--isu-teal-tint); }
.isu-btn--gold { background: var(--isu-gold-500); color: var(--isu-ink-900) !important; box-shadow: 0 10px 26px rgba(201, 162, 39, .32); }
.isu-btn--soft { background: var(--isu-teal-tint); color: var(--isu-teal-900) !important; }
.isu-btn--sm { padding: 10px 18px; font-size: 12px; }
.isu-btn--outline { border-color: var(--isu-line); color: var(--isu-ink-700) !important; background: #fff; }
.isu-btn--outline:hover { border-color: var(--isu-teal-300); color: var(--isu-teal-900) !important; }

.isu-badge {
  display: inline-flex; align-items: center; padding: 6px 12px; border-radius: 999px;
  font-size: 10px; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; line-height: 1.2;
}
.isu-badge--teal { background: var(--isu-teal-tint); color: var(--isu-teal-900); }
.isu-badge--gold { background: var(--isu-gold-tint); color: var(--isu-gold-700); }
.isu-badge--white { background: #fff; color: var(--isu-ink-700); border: 1px solid var(--isu-line); }
.isu-badge--muted { background: #F2F0E9; color: #8A8374; }

.isu-card {
  background: var(--isu-surface); border: 1px solid var(--isu-line); border-radius: var(--isu-radius);
  transition: transform var(--dur-base) var(--ease-out), box-shadow var(--dur-base) var(--ease-out), border-color var(--dur-base);
}
.isu-card--hover:hover { transform: translateY(-4px); box-shadow: var(--isu-shadow-card); border-color: var(--isu-line-teal); }

/* ---------- Utility bar ---------- */
.isu-utility { background: var(--isu-teal-900); color: #CDE7E4; font-size: 12px; }
.isu-utility a { color: #CDE7E4; text-decoration: none; }
.isu-utility a:hover { color: #fff; }
.isu-utility .isu-lang a { display: inline-block; padding: 4px 10px; border-radius: 999px; font-weight: 500; letter-spacing: .05em; color: var(--isu-teal-300); }
.isu-utility .isu-lang a.is-current { background: var(--isu-teal-500); color: #fff; }
.isu-utility .isu-lang a:hover { color: #fff; }

/* ---------- Navbar ---------- */
.isu-nav {
  position: sticky; top: 0; z-index: 60; background: rgba(255, 255, 255, .92); backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--isu-line); transition: box-shadow var(--dur-base) var(--ease-out);
}
.isu-nav.is-stuck { box-shadow: 0 10px 30px -14px rgba(10, 33, 40, .22); }
.isu-nav__inner { display: flex; align-items: center; gap: 28px; min-height: 84px; }
.isu-brand { display: flex; align-items: center; gap: 14px; text-decoration: none !important; color: var(--isu-ink-900); }
.isu-brand__mark {
  width: 46px; height: 46px; border-radius: 12px; background: var(--isu-teal-900); display: grid; place-items: center; flex: none;
}
.isu-brand__logo { max-height: 52px; width: auto; display: block; }
.isu-brand__title { font-family: var(--isu-font-display); font-weight: 600; font-size: 17px; line-height: 1.2; }
.isu-brand__sub { font-size: 11px; color: var(--isu-ink-500); letter-spacing: .05em; margin-top: 2px; }

.isu-menu { display: flex; align-items: center; gap: 26px; margin: 0; padding: 0; list-style: none; }
.isu-menu > li { position: relative; }
.isu-menu > li > a {
  display: inline-block; padding: 8px 0; font-size: 14px; font-weight: 500; color: var(--isu-ink-700); text-decoration: none; position: relative;
}
.isu-menu > li > a::after {
  content: ""; position: absolute; left: 50%; bottom: -2px; width: 18px; height: 2px; border-radius: 2px; background: var(--isu-gold-500);
  transform: translateX(-50%) scaleX(0); transform-origin: center; transition: transform var(--dur-fast) var(--ease-out);
}
.isu-menu > li > a:hover, .isu-menu > li.is-active > a { color: var(--isu-teal-900); }
.isu-menu > li > a:hover::after, .isu-menu > li.is-active > a::after { transform: translateX(-50%) scaleX(1); }
.isu-menu__sub {
  position: absolute; top: calc(100% + 10px); left: 50%; transform: translate(-50%, 6px); min-width: 230px; padding: 8px;
  background: #fff; border: 1px solid var(--isu-line); border-radius: 16px; box-shadow: var(--isu-shadow-soft);
  opacity: 0; visibility: hidden; transition: opacity var(--dur-base) var(--ease-out), transform var(--dur-base) var(--ease-out), visibility 0s linear var(--dur-base);
  list-style: none; margin: 0; z-index: 70;
}
.isu-menu > li:hover .isu-menu__sub, .isu-menu > li:focus-within .isu-menu__sub {
  opacity: 1; visibility: visible; transform: translate(-50%, 0); transition-delay: 0s;
}
.isu-menu__sub a {
  display: block; padding: 9px 12px; border-radius: 10px; font-size: 13.5px; color: var(--isu-ink-700); text-decoration: none;
}
.isu-menu__sub a:hover { background: var(--isu-teal-tint); color: var(--isu-teal-900); }

.isu-iconbtn {
  width: 40px; height: 40px; border-radius: 12px; display: grid; place-items: center; color: var(--isu-ink-700);
  border: 1px solid var(--isu-line); background: #fff; transition: all var(--dur-fast);
}
.isu-iconbtn:hover { border-color: var(--isu-teal-300); color: var(--isu-teal-900); background: var(--isu-teal-tint); }

/* user menu (Login / Register / Dashboard) */
.isu-user { display: flex; align-items: center; gap: 12px; list-style: none; margin: 0; padding: 0; }
.isu-user > li { position: relative; }
.isu-user a { font-size: 12px; font-weight: 500; color: #CDE7E4; text-decoration: none; }
.isu-user a:hover { color: #fff; }
.isu-user .isu-menu__sub { left: auto; right: 0; transform: translate(0, 6px); }
.isu-user > li:hover .isu-menu__sub { transform: translate(0, 0); }

/* mobile drawer */
.isu-drawer { position: fixed; inset: 0; z-index: 90; }
.isu-drawer__scrim { position: absolute; inset: 0; background: rgba(10, 43, 42, .45); backdrop-filter: blur(6px); }
.isu-drawer__panel {
  position: absolute; top: 0; right: 0; bottom: 0; width: min(88vw, 360px); background: #fff; padding: 22px 22px 40px; overflow-y: auto;
  box-shadow: -20px 0 60px rgba(10, 33, 40, .25);
}
.isu-drawer__panel .isu-menu { flex-direction: column; align-items: stretch; gap: 4px; margin-top: 18px; }
.isu-drawer__panel .isu-menu > li > a { display: block; padding: 12px 14px; border-radius: 12px; font-size: 15px; }
.isu-drawer__panel .isu-menu > li > a::after { display: none; }
.isu-drawer__panel .isu-menu > li > a:hover { background: var(--isu-teal-tint); }
.isu-drawer__panel .isu-menu__sub { position: static; transform: none; opacity: 1; visibility: visible; box-shadow: none; border: 0; padding: 0 0 8px 14px; min-width: 0; }
.isu-drawer__panel .isu-user { flex-direction: column; align-items: stretch; gap: 2px; }
.isu-drawer__panel .isu-user a { display: block; padding: 10px 14px; color: var(--isu-ink-700); font-size: 14px; }

/* ---------- Hero ---------- */
.isu-hero { position: relative; overflow: hidden; min-height: 640px; background: #dfe6e8; }
@media (min-width: 1024px) { .isu-hero { height: 790px; } }

/* ---- Full-text inline PDF reader ---------------------------------- */
.isu-fulltext { padding-bottom: 18px; }
.isu-reader {
  position: relative; margin-top: 14px; border-radius: var(--isu-radius-lg); overflow: hidden;
  border: 1px solid var(--isu-line, rgba(10, 43, 42, .12)); background: #F3F1EC;
  height: clamp(520px, 78vh, 940px);
}
.isu-reader iframe { display: block; width: 100%; height: 100%; border: 0; }
.isu-reader.is-loading::after {
  content: ""; position: absolute; inset: 0; z-index: 1; background: #F3F1EC;
}
.isu-reader.is-loading::before {
  content: ""; position: absolute; z-index: 2; top: 50%; left: 50%; width: 34px; height: 34px; margin: -17px 0 0 -17px;
  border-radius: 50%; border: 2.5px solid rgba(10, 43, 42, .13); border-top-color: var(--isu-gold-500);
  animation: isuSpin .9s linear infinite;
}
@keyframes isuSpin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) { .isu-reader.is-loading::before { animation: none; } }
.isu-reader__msg[hidden] { display: none; }
.isu-reader__msg { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; text-align: center; padding: 24px; margin: 0; font-size: 14px; color: var(--isu-ink-700); }
.isu-reader__bar { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 14px; }
@media (max-width: 767px) { .isu-reader { height: 62vh; min-height: 420px; } }

.isu-hero__media { position: absolute; inset: 0; }
.isu-hero__media video, .isu-hero__media img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: center 46%; display: block; }
.isu-hero__media video { z-index: 1; transform-origin: 50% 40%; animation: isuKenBurns 26s var(--ease-soft) infinite alternate; }
@keyframes isuKenBurns { from { transform: scale(1); } to { transform: scale(1.045); } }
.isu-hero__tint { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(255, 255, 255, .18), rgba(10, 43, 42, .10) 55%, rgba(10, 43, 42, .24)); }
.isu-hero__fade { position: absolute; left: 0; right: 0; bottom: 0; height: 180px; background: linear-gradient(180deg, rgba(251, 249, 245, 0), rgba(251, 249, 245, .55)); }
.isu-hero__inner { position: relative; z-index: 2; padding: 56px 0 44px; }
@media (min-width: 1024px) { .isu-hero__inner { padding: 80px 0 0; height: 100%; } }

.isu-glass {
  position: relative; border-radius: var(--isu-radius-lg); padding: 36px 30px;
  background: rgba(255, 255, 255, .62); backdrop-filter: blur(26px) saturate(1.15); -webkit-backdrop-filter: blur(26px) saturate(1.15);
  border: 1px solid rgba(255, 255, 255, .85); box-shadow: var(--isu-shadow-glass);
}
@media (min-width: 768px) { .isu-glass { padding: 44px 46px 46px; max-width: 672px; } }
.isu-hero__title { font-family: var(--isu-font-display); font-weight: 600; font-size: clamp(38px, 5vw, 60px); line-height: 1.12; color: var(--isu-ink-900); margin: 20px 0 0; }
.isu-hero__lead { font-size: 16px; line-height: 29px; color: var(--isu-ink-700); margin: 0; }
.isu-hero__lead p { margin: 0; }
.isu-hero__pill {
  display: inline-flex; align-items: center; gap: 10px; padding: 8px 18px 8px 8px; border-radius: 999px;
  background: rgba(255, 255, 255, .78); border: 1px solid rgba(255, 255, 255, .9); font-size: 13px; font-weight: 500; color: var(--isu-ink-700);
}
.isu-hero__pill b { background: var(--isu-gold-500); color: var(--isu-ink-900); font-size: 10px; letter-spacing: .1em; padding: 4px 10px; border-radius: 999px; font-weight: 600; }
.isu-hero__meta { display: flex; flex-wrap: wrap; gap: 8px 22px; margin-top: 24px; font-size: 12.5px; font-weight: 500; color: #4A616C; }
.isu-hero__meta span { display: inline-flex; align-items: center; gap: 7px; }
.isu-hero__meta span::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--isu-gold-500); }

.isu-issuebar {
  display: flex; align-items: center; flex-wrap: wrap; gap: 18px 28px; border-radius: 20px; padding: 18px 20px 18px 28px; margin-top: 28px;
  background: rgba(255, 255, 255, .84); border: 1px solid rgba(255, 255, 255, .92); backdrop-filter: blur(22px); -webkit-backdrop-filter: blur(22px);
  box-shadow: 0 16px 40px -12px rgba(10, 33, 40, .26);
}
@media (min-width: 1024px) { .isu-issuebar { position: absolute; left: 0; right: 0; bottom: 49px; margin: 0; } }
.isu-issuebar__k { font-size: 10px; font-weight: 600; letter-spacing: .18em; color: var(--isu-teal-700); text-transform: uppercase; }
.isu-issuebar__v { font-family: var(--isu-font-display); font-weight: 600; font-size: 20px; color: var(--isu-ink-900); margin-top: 3px; }
.isu-issuebar__div { width: 1px; height: 42px; background: rgba(10, 79, 76, .16); }
.isu-stats { display: flex; gap: 30px; }
.isu-stats b { display: block; font-family: var(--isu-font-display); font-weight: 600; font-size: 22px; color: var(--isu-teal-900); line-height: 1.1; }
.isu-stats s { display: block; text-decoration: none; font-size: 11px; color: var(--isu-ink-700); margin-top: 3px; }

/* ---------- Sections ---------- */
.isu-section { padding: 88px 0; }
.isu-section--white { background: #fff; }
.isu-section__head { display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; flex-wrap: wrap; margin-bottom: 40px; }
.isu-section__title { font-family: var(--isu-font-display); font-weight: 600; font-size: clamp(28px, 3.2vw, 40px); line-height: 1.2; color: var(--isu-ink-900); margin: 10px 0 8px; }
.isu-section__sub { color: var(--isu-ink-500); font-size: 14px; margin: 0; }

/* indexing strip */
.isu-strip { background: #fff; border-bottom: 1px solid var(--isu-line); padding: 34px 0; }
.isu-strip__label { text-align: center; font-size: 11px; letter-spacing: .18em; text-transform: uppercase; color: var(--isu-ink-500); font-weight: 600; margin-bottom: 20px; }
.isu-strip__row { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
@media (min-width: 640px) { .isu-strip__row { grid-template-columns: repeat(4, 1fr); } }
@media (min-width: 1024px) { .isu-strip__row { grid-template-columns: repeat(7, 1fr); gap: 16px; } }
.isu-strip__item {
  display: flex; align-items: center; justify-content: center; gap: 10px; padding: 14px 10px; border-radius: 12px; font-size: 13px; font-weight: 600; color: var(--isu-ink-700);
  background: var(--isu-page); border: 1px solid var(--isu-line); transition: transform var(--dur-fast) var(--ease-out), border-color var(--dur-fast);
}
.isu-strip__item:hover { transform: translateY(-2px); border-color: var(--isu-teal-300); }
.isu-strip__item::before {
  content: ""; width: 14px; height: 14px; flex: none; background: var(--isu-teal-500); opacity: .75;
  clip-path: polygon(50% 0, 61% 32%, 95% 32%, 68% 53%, 79% 87%, 50% 66%, 21% 87%, 32% 53%, 5% 32%, 39% 32%);
}
.isu-strip__item--soon { background: var(--isu-gold-tint); border-color: var(--isu-gold-300); flex-direction: column; gap: 2px; }
.isu-strip__item--soon::before { background: var(--isu-gold-500); opacity: 1; }
.isu-strip__item--soon small { font-size: 10px; font-weight: 400; color: var(--isu-gold-700); }

/* current issue layout */
.isu-issue { display: grid; gap: 32px; }
@media (min-width: 1024px) { .isu-issue { grid-template-columns: 320px 1fr; gap: 40px; align-items: start; } }
.isu-issuecard { padding: 22px 22px 24px; }
.isu-cover {
  position: relative; aspect-ratio: 3 / 4; border-radius: 14px; overflow: hidden; display: block;
  background: linear-gradient(160deg, #0A4F4C, #0E7C77); color: #fff; text-decoration: none !important;
}
.isu-cover img { width: 100%; height: 100%; object-fit: cover; display: block; }
.isu-cover__frame { position: absolute; inset: 18px; border: 1px solid rgba(201, 162, 39, .5); border-radius: 10px; pointer-events: none; }
.isu-cover__pattern { position: absolute; inset: 0; opacity: .16; }
.isu-cover__text { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; padding: 20px; }
.isu-cover__text b { font-family: var(--isu-font-display); font-weight: 600; font-size: 32px; line-height: 1.2; }
.isu-cover__text span { font-size: 12px; letter-spacing: .25em; color: var(--isu-teal-300); margin-top: 8px; }
.isu-kv { display: flex; justify-content: space-between; gap: 12px; font-size: 13px; padding: 8px 0; border-top: 1px solid var(--isu-line); }
.isu-kv:first-of-type { border-top: 0; }
.isu-kv span:first-child { color: var(--isu-ink-500); }
.isu-kv span:last-child { font-weight: 500; color: var(--isu-ink-700); text-align: right; }

/* article cards (issue TOC + homepage) */
.isu-articles { list-style: none; margin: 0; padding: 0; display: grid; gap: 20px; }
.isu-article { display: flex; gap: 20px; padding: 26px; }
.isu-article__rail { width: 4px; border-radius: 4px; background: var(--isu-line); flex: none; transform-origin: top; transition: background var(--dur-base), transform var(--dur-base) var(--ease-out); }
.isu-article:hover .isu-article__rail { background: var(--isu-gold-500); }
.isu-article__body { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 12px; }
.isu-article__tags { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; font-size: 12px; color: var(--isu-ink-500); }
.isu-article__title { font-family: var(--isu-font-display); font-weight: 600; font-size: 22px; line-height: 1.35; margin: 0; }
.isu-article__title a { color: var(--isu-ink-900); text-decoration: none; }
.isu-article:hover .isu-article__title a { color: var(--isu-teal-900); }
.isu-article__title .subtitle { display: block; font-weight: 500; font-size: 16px; color: var(--isu-ink-700); margin-top: 4px; }
.isu-article__authors { font-size: 14px; font-weight: 500; color: var(--isu-teal-700); }
.isu-article__abstract { font-size: 14px; line-height: 24px; color: var(--isu-ink-500); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.isu-article__actions { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; }
.isu-article__actions .spacer { flex: 1; }
.isu-article__doi { font-size: 11px; color: var(--isu-ink-500); }
.isu-article__doi a { color: inherit; text-decoration: none; }
.isu-article__cover { width: 96px; flex: none; border-radius: 10px; overflow: hidden; }
.isu-article__cover img { display: block; width: 100%; height: auto; }

/* galley links */
.isu-galleys { display: flex; flex-wrap: wrap; gap: 10px; list-style: none; margin: 0; padding: 0; }
.obj_galley_link {
  display: inline-flex; align-items: center; gap: 6px; padding: 10px 18px; border-radius: 999px; font-size: 12px; font-weight: 600;
  text-decoration: none !important; background: #fff; border: 1px solid var(--isu-line); color: var(--isu-ink-700);
  transition: all var(--dur-fast) var(--ease-out);
}
.obj_galley_link:hover { border-color: var(--isu-teal-300); color: var(--isu-teal-900); transform: translateY(-2px); }
.obj_galley_link.pdf { background: var(--isu-teal-700); border-color: var(--isu-teal-700); color: #fff; }
.obj_galley_link.pdf:hover { background: #0d726d; color: #fff; box-shadow: 0 8px 18px rgba(14, 124, 119, .3); }

/* feature cards */
.isu-features { display: grid; gap: 24px; }
@media (min-width: 768px) { .isu-features { grid-template-columns: repeat(3, 1fr); } }
.isu-feature { padding: 30px 28px 32px; background: var(--isu-page); }
.isu-feature__icon { width: 64px; height: 64px; border-radius: 18px; display: grid; place-items: center; background: var(--isu-teal-tint); margin-bottom: 18px; }
.isu-feature__icon--gold { background: var(--isu-gold-tint); }
.isu-feature__num { font-size: 11px; font-weight: 600; letter-spacing: .18em; color: var(--isu-teal-700); }
.isu-feature__icon--gold + .isu-feature__num { color: var(--isu-gold-700); }
.isu-feature h3 { font-family: var(--isu-font-display); font-weight: 600; font-size: 22px; line-height: 1.35; margin: 10px 0 12px; color: var(--isu-ink-900); }
.isu-feature p { font-size: 14px; line-height: 25px; color: var(--isu-ink-500); margin: 0; }

/* announcements */
.isu-announcements { display: grid; gap: 24px; }
@media (min-width: 768px) { .isu-announcements { grid-template-columns: repeat(2, 1fr); } }
.obj_announcement_summary { display: flex; gap: 22px; padding: 26px; }
.isu-date { width: 76px; flex: none; border-radius: 14px; background: var(--isu-teal-tint); display: flex; flex-direction: column; align-items: center; padding: 14px 0; }
.isu-date b { font-family: var(--isu-font-display); font-weight: 600; font-size: 26px; color: var(--isu-teal-700); line-height: 1; }
.isu-date span { font-size: 9px; letter-spacing: .12em; font-weight: 600; color: var(--isu-teal-700); margin-top: 4px; text-transform: uppercase; }
.obj_announcement_summary h2, .obj_announcement_summary h3 { font-family: var(--isu-font-display); font-weight: 600; font-size: 20px; line-height: 1.4; margin: 0 0 10px; }
.obj_announcement_summary h2 a, .obj_announcement_summary h3 a { color: var(--isu-ink-900); text-decoration: none; }
.obj_announcement_summary .summary { font-size: 14px; line-height: 24px; color: var(--isu-ink-500); }
.obj_announcement_summary .summary p { margin: 0 0 8px; }
.obj_announcement_summary .read_more { font-size: 13px; font-weight: 600; color: var(--isu-teal-700); text-decoration: none; }

/* CTA band */
.isu-band { position: relative; overflow: hidden; background: linear-gradient(135deg, #0A4F4C, #0E7C77); color: #fff; padding: 80px 0; text-align: center; }
.isu-band .isu-girih--light { position: absolute; inset: 0; opacity: .14; }
.isu-band__inner { position: relative; max-width: 900px; margin: 0 auto; }
.isu-band__eyebrow { font-size: 11px; font-weight: 600; letter-spacing: .22em; color: var(--isu-gold-300); text-transform: uppercase; }
.isu-band h2 { font-family: var(--isu-font-display); font-weight: 600; font-size: clamp(26px, 3.2vw, 38px); line-height: 1.3; margin: 16px 0 12px; color: #fff; }
.isu-band p { color: #CDE7E4; font-size: 15px; margin: 0 0 28px; }
.isu-band .isu-btn--ghost { border-color: var(--isu-teal-300); color: #fff !important; }
.isu-band .isu-btn--ghost:hover { background: rgba(255, 255, 255, .1); }

/* ---------- Page header (inner pages) ---------- */
.isu-pagehead { position: relative; overflow: hidden; background: linear-gradient(120deg, #FBF9F5, #E8F4F2); padding: 64px 0 56px; }
.isu-pagehead .isu-girih { position: absolute; inset: 0; opacity: .09; }
.isu-pagehead__inner { position: relative; }
.isu-pagehead h1 { font-family: var(--isu-font-display); font-weight: 600; font-size: clamp(32px, 4vw, 46px); line-height: 1.2; color: var(--isu-ink-900); margin: 10px 0 12px; }
.isu-pagehead p { color: var(--isu-ink-500); font-size: 16px; max-width: 760px; margin: 0; }
.isu-crumbs { font-size: 12px; color: var(--isu-ink-500); }
.isu-crumbs ol { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; margin: 0; padding: 0; }
.isu-crumbs a { color: var(--isu-ink-500); text-decoration: none; }
.isu-crumbs a:hover { color: var(--isu-teal-900); }
.isu-crumbs .separator { color: var(--isu-line-teal); margin-left: 8px; }
.isu-crumbs .current { color: var(--isu-ink-700); font-weight: 500; }

/* ---------- Main content area ---------- */
.isu-main { padding: 56px 0 88px; }
.isu-main .prose { max-width: none; color: var(--isu-ink-700); }
.isu-main .prose h1, .isu-main .prose h2, .isu-main .prose h3, .isu-main .prose h4 { font-family: var(--isu-font-display); font-weight: 600; color: var(--isu-ink-900); }
.isu-main .prose h2 { font-size: 28px; margin-top: 2.2em; }
.isu-main .prose h3 { font-size: 21px; }
.isu-main .prose a { color: var(--isu-teal-700); text-decoration: none; font-weight: 500; }
.isu-main .prose a:hover { text-decoration: underline; }
.isu-main .prose blockquote { border-left-color: var(--isu-gold-500); background: var(--isu-teal-tint); padding: 18px 24px; border-radius: 0 16px 16px 0; font-style: normal; }
.isu-main .prose table { font-size: 14px; }
.isu-main .prose th { color: var(--isu-teal-900); }
.isu-content-card > .page > h1:first-child, .isu-content-card > h1:first-child { display: none; }
.isu-content-card .page > h1 + h2, .isu-content-card .page > h1 + h3, .isu-content-card > h1 + h2 { margin-top: 0; }
.isu-content-card { background: #fff; border: 1px solid var(--isu-line); border-radius: var(--isu-radius); padding: 34px; }
@media (min-width: 768px) { .isu-content-card { padding: 44px 48px; } }
.isu-content-card.prose { max-width: none; }
.isu-content-card .additional_content > div { margin: 0 !important; }
.isu-layout { display: grid; gap: 32px; }
@media (min-width: 1024px) { .isu-layout { grid-template-columns: 1fr 340px; gap: 48px; align-items: start; } }
.isu-side { display: grid; gap: 20px; }
.isu-sidecard { padding: 24px; }
.isu-sidecard__k { font-size: 10px; font-weight: 600; letter-spacing: .18em; color: var(--isu-teal-700); text-transform: uppercase; margin-bottom: 12px; }

/* editorial team, about pages: card blocks for OJS-generated lists */
.isu-main .prose .member, .isu-main .obj_editorial_team .member { padding: 16px 0; border-top: 1px solid var(--isu-line); }

/* ---------- Article page ---------- */
.isu-arthead { position: relative; overflow: hidden; background: linear-gradient(120deg, #FBF9F5, #E8F4F2); padding: 56px 0 48px; }
.isu-arthead .isu-girih { position: absolute; right: 0; top: 0; width: 45%; height: 100%; opacity: .10; }
.isu-arthead__inner { position: relative; max-width: 900px; }
.isu-arthead__tags { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 20px; }
.isu-arthead h1 { font-family: var(--isu-font-display); font-weight: 600; font-size: clamp(28px, 3.6vw, 44px); line-height: 1.3; color: var(--isu-ink-900); margin: 0 0 20px; }
.isu-arthead .subtitle { display: block; font-size: 60%; font-weight: 500; color: var(--isu-ink-700); margin-top: 8px; }
.isu-authors { display: flex; flex-wrap: wrap; gap: 14px 28px; margin-bottom: 22px; }
.isu-author { display: flex; align-items: center; gap: 14px; }
.isu-author__avatar { width: 44px; height: 44px; border-radius: 999px; background: var(--isu-teal-700); color: #fff; display: grid; place-items: center; font-weight: 600; font-size: 14px; flex: none; }
.isu-author__name { display: flex; flex-wrap: wrap; align-items: center; gap: 2px 10px; font-weight: 600; font-size: 15px; color: var(--isu-ink-900); }
.isu-author__aff { font-size: 12px; color: var(--isu-ink-500); }
.isu-author__aff a { color: var(--isu-teal-700); text-decoration: none; }
.isu-orcid { display: inline-flex; align-items: center; gap: 5px; white-space: nowrap; font-size: 12px; font-weight: 500; color: var(--isu-teal-700); text-decoration: none; vertical-align: 1px; }
.isu-orcid:hover span { text-decoration: underline; }
.isu-author .orcid img, .isu-author .orcidImage { width: 14px; height: 14px; vertical-align: -2px; margin-left: 4px; }
.isu-meta { display: inline-flex; flex-wrap: wrap; gap: 18px 28px; padding: 16px 24px; border-radius: 16px; background: #fff; border: 1px solid var(--isu-line); }
.isu-meta__item span { display: block; font-size: 9px; font-weight: 600; letter-spacing: .14em; text-transform: uppercase; color: var(--isu-ink-500); }
.isu-meta__item b { display: block; font-weight: 500; font-size: 14px; color: var(--isu-teal-900); margin-top: 3px; }
.isu-meta__item a { color: inherit; text-decoration: none; }

.isu-artbody { padding: 56px 0 88px; }
.isu-block { padding: 30px 34px 32px; margin-bottom: 28px; }
.isu-block__label { display: flex; align-items: center; gap: 10px; font-size: 11px; font-weight: 600; letter-spacing: .2em; text-transform: uppercase; color: var(--isu-teal-700); margin-bottom: 14px; }
.isu-block__label::before {
  content: ""; width: 14px; height: 14px; background: var(--isu-gold-500);
  clip-path: polygon(50% 0, 61% 32%, 95% 32%, 68% 53%, 79% 87%, 50% 66%, 21% 87%, 32% 53%, 5% 32%, 39% 32%);
}
.isu-abstract { font-size: 16px; line-height: 30px; color: var(--isu-ink-700); }
.isu-abstract p { margin: 0 0 14px; }
.isu-keywords { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; list-style: none; padding: 0; }
.isu-keywords li { padding: 7px 13px; border-radius: 999px; background: var(--isu-teal-tint); color: var(--isu-teal-900); font-size: 12px; font-weight: 500; }
.isu-refs { counter-reset: ref; }
.isu-refs .ref, .isu-refs p { display: flex; gap: 12px; font-size: 14px; line-height: 24px; color: var(--isu-ink-500); margin: 0 0 10px; }
.isu-refs .ref::before, .isu-refs p::before { counter-increment: ref; content: counter(ref) "."; color: var(--isu-gold-500); font-weight: 500; min-width: 20px; }
.isu-refs a { color: var(--isu-teal-700); word-break: break-all; }
.isu-dlcard { padding: 26px; border-radius: 20px; background: linear-gradient(160deg, #0A4F4C, #0E7C77); color: #fff; }
.isu-dlcard__k { font-size: 10px; letter-spacing: .2em; color: var(--isu-gold-300); font-weight: 600; text-transform: uppercase; }
.isu-dlcard__t { font-family: var(--isu-font-display); font-weight: 600; font-size: 22px; margin: 6px 0 16px; }
.isu-dlcard .isu-galleys { flex-direction: column; }
.isu-dlcard .obj_galley_link { justify-content: center; width: 100%; padding: 14px; font-size: 14px; background: transparent; border-color: var(--isu-teal-300); color: #fff; }
.isu-dlcard .obj_galley_link.pdf { background: var(--isu-gold-500); border-color: var(--isu-gold-500); color: var(--isu-ink-900); }
.isu-dlcard .obj_galley_link:hover { transform: translateY(-2px); }
.isu-cite .csl-entry, .isu-cite .citation_format_value { font-size: 12px; line-height: 21px; color: var(--isu-ink-500); background: var(--isu-page); border-radius: 12px; padding: 14px 16px; }
.isu-cite select { width: 100%; font-size: 13px; margin-top: 10px; }
.isu-cite .citation_display > .label, .isu-cite .item.citation > h2.label { display: none; }
.isu-licence { font-size: 13px; color: var(--isu-ink-500); line-height: 22px; }
.isu-licence img { margin-bottom: 8px; }

/* ---------- Archive ---------- */
.isu-issues { display: grid; gap: 24px; }
@media (min-width: 640px) { .isu-issues { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .isu-issues { grid-template-columns: repeat(4, 1fr); } }
.obj_issue_summary { padding: 20px 20px 22px; display: flex; flex-direction: column; gap: 14px; }
.obj_issue_summary h3 { font-family: var(--isu-font-display); font-weight: 600; font-size: 19px; line-height: 1.35; margin: 0; }
.obj_issue_summary h3 a { color: var(--isu-ink-900); text-decoration: none; }
.obj_issue_summary .series { font-size: 12px; color: var(--isu-ink-500); margin: 0; }
.obj_issue_summary .description { font-size: 13px; color: var(--isu-ink-500); line-height: 21px; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.isu-pager { display: flex; justify-content: center; gap: 8px; margin-top: 40px; }
.isu-pager a, .isu-pager span { min-width: 40px; height: 40px; display: inline-flex; align-items: center; justify-content: center; border-radius: 999px; border: 1px solid var(--isu-line); background: #fff; font-size: 13px; font-weight: 600; color: var(--isu-ink-700); text-decoration: none; padding: 0 14px; }
.isu-pager .is-current { background: var(--isu-teal-700); border-color: var(--isu-teal-700); color: #fff; }

/* issue page hero */
.isu-issuehero { position: relative; overflow: hidden; background: linear-gradient(120deg, #FBF9F5, #E8F4F2); padding: 60px 0 56px; }
.isu-issuehero .isu-girih { position: absolute; inset: 0; opacity: .08; }
.isu-issuehero__inner { position: relative; display: grid; gap: 32px; }
@media (min-width: 900px) { .isu-issuehero__inner { grid-template-columns: 230px 1fr; gap: 52px; align-items: center; } }
.isu-issuehero h1 { font-family: var(--isu-font-display); font-weight: 600; font-size: clamp(32px, 4vw, 44px); line-height: 1.25; color: var(--isu-ink-900); margin: 14px 0 12px; }
.isu-issuehero .description { color: var(--isu-ink-700); font-size: 16px; line-height: 28px; max-width: 700px; }
.isu-issuehero .description p { margin: 0 0 10px; }

/* ---------- Footer ---------- */
.isu-footer { background: var(--isu-teal-950); color: #9FC4C1; }
.isu-footer__top { display: grid; gap: 40px; padding: 72px 0 56px; }
@media (min-width: 768px) { .isu-footer__top { grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 48px; } }
.isu-footer h4 { font-size: 13px; font-weight: 600; letter-spacing: .05em; color: #fff; margin: 0 0 12px; }
.isu-footer h4::after { content: ""; display: block; width: 28px; height: 2px; background: var(--isu-gold-500); margin-top: 12px; }
.isu-footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.isu-footer ul a { color: #9FC4C1; text-decoration: none; font-size: 14px; }
.isu-footer ul a:hover { color: #fff; }
.isu-footer__brand .isu-brand__title { color: #fff; font-size: 18px; }
.isu-footer__brand .isu-brand__sub { color: var(--isu-teal-300); }
.isu-footer__brand .isu-brand__mark { background: var(--isu-teal-700); }
.isu-footer__desc { font-size: 14px; line-height: 25px; margin: 18px 0; }
.isu-footer__desc p { margin: 0; }
.isu-footer__pills { display: flex; flex-wrap: wrap; gap: 10px; }
.isu-footer__pills span { padding: 6px 12px; border-radius: 999px; border: 1px solid #155E5B; font-size: 10px; font-weight: 600; letter-spacing: .08em; color: var(--isu-teal-300); }
.isu-footer__bottom { border-top: 1px solid #155E5B; padding: 26px 0 32px; display: flex; flex-wrap: wrap; gap: 12px 24px; justify-content: space-between; font-size: 12px; color: #7FA8A5; }
.isu-footer__bottom a { color: #7FA8A5; text-decoration: none; }
.isu-footer__bottom a:hover { color: #fff; }
.isu-footer .pageFooter p { margin: 0; }

/* ---------- Login / register pages ---------- */
.isu-auth { min-height: 70vh; display: flex; flex-direction: column; align-items: center; padding: 60px 20px; gap: 20px; }
.isu-auth__inner { display: contents; }
.isu-auth .page { width: 100%; max-width: 520px; background: #fff; border: 1px solid var(--isu-line); border-radius: var(--isu-radius); padding: 32px; box-shadow: var(--isu-shadow-soft); }
.isu-auth .page h1 { font-family: var(--isu-font-display); font-weight: 600; font-size: 28px; margin: 8px 0 12px; }
.isu-auth label { display: block; font-size: 13px; font-weight: 500; color: var(--isu-ink-700); margin-bottom: 6px; }
.isu-auth input[type="text"], .isu-auth input[type="password"], .isu-auth input[type="email"] { width: 100%; }
.isu-auth button, .isu-auth input[type="submit"], .isu-auth .btn { border-radius: 999px; background: var(--isu-teal-700); color: #fff; font-weight: 600; padding: 12px 22px; border: 0; cursor: pointer; }
.isu-auth a { color: var(--isu-teal-700); }
.isu-auth__mark { width: 56px; height: 56px; border-radius: 16px; background: var(--isu-teal-900); color: #fff; display: grid; place-items: center; margin: -4px 0 18px; }
.isu-auth .page .isu-eyebrow { display: block; margin-bottom: 4px; }
.isu-auth .page p { color: var(--isu-ink-500); font-size: 14px; line-height: 22px; }
.isu-auth__msg { background: var(--isu-teal-tint); border-radius: 12px; padding: 12px 14px; margin: 0 0 16px; }
.isu-auth__error, .isu-auth .pkp_form_error { background: #FDECEC; color: #9B2C2C; border-radius: 12px; padding: 12px 14px; margin: 0 0 16px; font-size: 14px; }
.isu-auth fieldset { border: 0; padding: 0; margin: 0; }
.isu-auth fieldset legend { font-family: var(--isu-font-display); font-size: 18px; font-weight: 600; margin: 22px 0 10px; color: var(--isu-ink-900); }
.isu-auth .fields > div, .isu-auth .cmp_form > div, .isu-auth fieldset > div { margin-bottom: 18px; }
.isu-auth label .label { display: block; font-size: 13px; font-weight: 500; color: var(--isu-ink-700); margin-bottom: 6px; }
.isu-auth label input[type="text"], .isu-auth label input[type="password"], .isu-auth label input[type="email"], .isu-auth label select, .isu-auth label textarea { margin-top: 2px; }
.isu-auth input[type="text"], .isu-auth input[type="password"], .isu-auth input[type="email"], .isu-auth select, .isu-auth textarea { width: 100%; border: 1px solid var(--isu-line); border-radius: 12px; padding: 11px 14px; font-size: 14px; background: #fff; }
.isu-auth input:focus, .isu-auth select:focus, .isu-auth textarea:focus { outline: none; border-color: var(--isu-teal-500); box-shadow: 0 0 0 3px rgba(23,163,156,.18); }
.isu-auth .checkbox label, .isu-auth .consent label, .isu-auth label:has(> input[type="checkbox"]) { display: block; position: relative; padding-left: 26px; font-size: 13px; line-height: 20px; }
.isu-auth .checkbox label .label, .isu-auth label:has(> input[type="checkbox"]) .label { margin: 0; display: inline; }
.isu-auth input[type="checkbox"] { position: absolute; left: 0; top: 2px; width: 16px; height: 16px; accent-color: var(--isu-teal-700); }
.isu-auth .required { color: var(--isu-gold-700); margin-left: 2px; }
.isu-auth .buttons { display: flex; flex-direction: column; gap: 12px; margin-top: 26px; }
.isu-auth .buttons button, .isu-auth .buttons .submit { width: 100%; justify-content: center; }
.isu-auth__link { display: inline-block; font-size: 13px; margin-top: 8px; }
.isu-auth__link--center { text-align: center; margin-top: 0; }
.isu-auth .password .isu-auth__link { display: block; text-align: right; }
.obj_galley_link_supplementary { display: inline-flex; align-items: center; padding: 10px 18px; border-radius: 999px; font-size: 12px; font-weight: 600; text-decoration: none !important; background: #fff; border: 1px solid var(--isu-line); color: var(--isu-ink-700); }

/* ---------- OJS defaults inside main ---------- */
.isu-main .cmp_notification, .isu-main .pkp_notification { border-radius: 12px; }
.isu-main .cmp_button, .isu-main button.submit, .isu-main .pkp_button, .isu-main input[type="submit"] {
  border-radius: 999px; background: var(--isu-teal-700); color: #fff; font-weight: 600; padding: 12px 22px; border: 0; cursor: pointer;
}
.isu-main .cmp_button:hover, .isu-main input[type="submit"]:hover { background: #0d726d; }
.isu-main .cmp_form label, .isu-main .label { font-weight: 500; color: var(--isu-ink-700); }
.isu-main .cmp_form .fields > li { margin-bottom: 18px; list-style: none; }

/* ---------- Motion ---------- */
[data-aos] { transition-timing-function: var(--ease-out); }
.isu-reveal { opacity: 0; transform: translateY(20px); transition: opacity var(--dur-slow) var(--ease-out), transform var(--dur-slow) var(--ease-out); }
.isu-reveal.is-in { opacity: 1; transform: none; }
.isu-hero__inner > * { animation: isuRise var(--dur-slow) var(--ease-out) both; }
.isu-hero__inner > *:nth-child(2) { animation-delay: 160ms; }
@keyframes isuRise { from { opacity: 0; transform: translateY(24px); } to { opacity: 1; transform: none; } }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; scroll-behavior: auto !important; }
  .isu-hero__media video { display: none; }
  .isu-hero__media img { display: block; }
  .isu-reveal { opacity: 1; transform: none; }
}
@media (max-width: 767px) {
  .isu-hero__media video { display: none; }
}