/* ── ECS Design Tokens ── */
:root {
  /* Palette */
  --deep:       #2A1424;
  --aubergine:  #4A2140;
  --brass:      #C29A4E;
  --page:       #EFEAE4;
  --surface:    #FFFFFF;
  --ink:        #241A22;
  --rule:       #D6CCC9;
  --slate:      #6E636A;
  --verified:   #2F6A55;
  --attention:  #A8452C;

  /* Type */
  --font-display: 'Switzer', system-ui, sans-serif;
  --font-body:    'Switzer', system-ui, sans-serif;
  --font-mono:    'IBM Plex Mono', monospace;
  --font-ar-head: 'Noto Kufi Arabic', sans-serif;
  --font-ar-body: 'Almarai', sans-serif;

  /* Geometry */
  --radius: 2px;
}

/* ── Font faces ── */
@font-face {
  font-family: 'Switzer';
  src: url('/static/fonts/Switzer-Regular.woff2') format('woff2');
  font-weight: 400; font-style: normal; font-display: swap;
}
@font-face {
  font-family: 'Switzer';
  src: url('/static/fonts/Switzer-Italic.woff2') format('woff2');
  font-weight: 400; font-style: italic; font-display: swap;
}
@font-face {
  font-family: 'Switzer';
  src: url('/static/fonts/Switzer-Medium.woff2') format('woff2');
  font-weight: 500; font-style: normal; font-display: swap;
}
@font-face {
  font-family: 'Switzer';
  src: url('/static/fonts/Switzer-Semibold.woff2') format('woff2');
  font-weight: 600; font-style: normal; font-display: swap;
}
@font-face {
  font-family: 'Switzer';
  src: url('/static/fonts/Switzer-Bold.woff2') format('woff2');
  font-weight: 700; font-style: normal; font-display: swap;
}
@font-face {
  font-family: 'IBM Plex Mono';
  src: url('/static/fonts/IBMPlexMono-Regular.woff2') format('woff2');
  font-weight: 400; font-style: normal; font-display: swap;
}
@font-face {
  font-family: 'IBM Plex Mono';
  src: url('/static/fonts/IBMPlexMono-Medium.woff2') format('woff2');
  font-weight: 500; font-style: normal; font-display: swap;
}
@font-face {
  font-family: 'Noto Kufi Arabic';
  src: url('/static/fonts/NotoKufiArabic-Bold.woff2') format('woff2');
  font-weight: 700; font-style: normal; font-display: swap;
}
@font-face {
  font-family: 'Almarai';
  src: url('/static/fonts/Almarai-Regular.woff2') format('woff2');
  font-weight: 400; font-style: normal; font-display: swap;
}
@font-face {
  font-family: 'Almarai';
  src: url('/static/fonts/Almarai-Bold.woff2') format('woff2');
  font-weight: 700; font-style: normal; font-display: swap;
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; -webkit-text-size-adjust: 100%; }

/* ── Base ── */
body {
  font-family: var(--font-body);
  font-weight: 400;
  color: var(--ink);
  background: var(--page);
  line-height: 1.6;
}

/* Arabic register */
html[lang=ar] body {
  direction: rtl;
  font-family: var(--font-ar-body);
}
html[lang=ar] h1,
html[lang=ar] h2,
html[lang=ar] h3 {
  font-family: var(--font-ar-head);
}

/* ── Typography ── */
h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.2;
}
h1 { font-size: clamp(1.75rem, 4vw, 2.75rem); }
h2 { font-size: clamp(1.25rem, 3vw, 1.75rem); }
h3 { font-size: 1.125rem; }
p  { max-width: 70ch; }

a { color: var(--aubergine); text-decoration: underline; text-underline-offset: 3px; }
a:hover { color: var(--ink); }

/* ── Layout ── */
.container  { max-width: 1160px; margin: 0 auto; padding: 0 1.25rem; }
.section    { padding: 3rem 0; }
.section--lg { padding: 5rem 0; }

/* Utility */
.flex        { display: flex; }
.flex-wrap   { flex-wrap: wrap; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-2       { gap: .5rem; }
.mb-1        { margin-bottom: .25rem; }
.mb-2        { margin-bottom: .5rem; }
.mb-3        { margin-bottom: 1rem; }
.mt-1        { margin-top: .25rem; }
.mt-2        { margin-top: .5rem; }
.mt-3        { margin-top: 1rem; }
.text-xs     { font-size: .78rem; }
.text-sm     { font-size: .875rem; }
.text-slate  { color: var(--slate); }
.text-mono   { font-family: var(--font-mono); }
.text-center { text-align: center; }
.empty       { color: var(--slate); text-align: center; padding: 2rem; }

/* ── Nav (light register) ── */
.nav {
  background: var(--surface);
  border-bottom: 1px solid var(--rule);
  position: sticky; top: 0; z-index: 100;
}
.nav__inner {
  display: flex; align-items: center; gap: 1.5rem;
  padding: .875rem 1.25rem;
  max-width: 1160px; margin: 0 auto;
}
.nav__brand {
  display: flex; align-items: center;
  text-decoration: none; flex: 1;
}
.nav__lockup {
  height: 32px;
  width: auto;
  display: block;
}
.nav__links { display: flex; gap: 1rem; align-items: center; list-style: none; }
.nav__links a { color: var(--slate); text-decoration: none; font-size: .9rem; font-weight: 500; }
.nav__links a:hover { color: var(--ink); }
.nav__locale { font-size: .8rem; color: var(--slate); cursor: pointer; text-decoration: none; }

/* ── Dark register nav (member area) ── */
.nav--dark {
  background: var(--deep);
  border-bottom: 1px solid rgba(194,154,78,.2);
}
/* dark lockup image handles brand colour */
.nav--dark .nav__links a { color: rgba(239,234,228,.7); }
.nav--dark .nav__links a:hover { color: var(--page); }
.nav--dark .nav__locale { color: rgba(239,234,228,.6); }

/* ── Hero (dark register) ── */
.hero {
  background: var(--deep);
  color: var(--page);
  padding: 5rem 0 4rem;
}
.hero h1 { color: var(--page); }
.hero p   { color: rgba(239,234,228,.75); max-width: 60ch; margin-top: .75rem; }
.hero .search-bar {
  display: flex; gap: .5rem; margin-top: 2rem;
  max-width: 560px;
}
.hero .search-bar .form-input {
  background: rgba(255,255,255,.08);
  border-color: rgba(194,154,78,.3);
  color: var(--page);
}
.hero .search-bar .form-input::placeholder { color: rgba(239,234,228,.5); }
.hero .search-bar .form-input:focus { border-color: var(--brass); }

/* ── Buttons ── */
.btn {
  display: inline-block; padding: .5rem 1.25rem;
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: .9rem; font-weight: 500; cursor: pointer;
  border: 1.5px solid transparent; text-decoration: none;
  transition: background .15s, color .15s, border-color .15s;
  line-height: 1.4;
}
/* Light register primary */
.btn--primary {
  background: var(--aubergine); color: var(--surface);
  border-color: var(--aubergine);
}
.btn--primary:hover { background: var(--deep); border-color: var(--deep); color: var(--surface); }

/* Dark register primary */
.btn--brass {
  background: var(--brass); color: var(--deep);
  border-color: var(--brass);
}
.btn--brass:hover { background: #d4ab5a; border-color: #d4ab5a; color: var(--deep); }

.btn--outline {
  background: transparent; color: var(--aubergine);
  border-color: var(--aubergine);
}
.btn--outline:hover { background: var(--aubergine); color: var(--surface); }

.btn--ghost {
  background: transparent; color: var(--slate);
  border-color: var(--rule);
}
.btn--ghost:hover { color: var(--ink); border-color: var(--ink); }

.btn--danger { background: var(--attention); color: var(--surface); border-color: var(--attention); }
.btn--sm { padding: .3rem .875rem; font-size: .82rem; }
.btn:disabled { opacity: .45; cursor: not-allowed; }

/* ── Forms ── */
.form-group    { margin-bottom: 1.25rem; }
.form-label    { display: block; font-size: .875rem; font-weight: 500; margin-bottom: .35rem; color: var(--ink); }
.form-input, .form-select, .form-textarea {
  width: 100%; padding: .55rem .875rem;
  border: 1.5px solid var(--rule); border-radius: var(--radius);
  font-family: var(--font-body); font-size: .95rem; color: var(--ink);
  background: var(--surface);
  transition: border-color .15s;
}
html[lang=ar] .form-input,
html[lang=ar] .form-select,
html[lang=ar] .form-textarea { font-family: var(--font-ar-body); }
.form-input:focus, .form-select:focus, .form-textarea:focus {
  outline: none; border-color: var(--aubergine);
}
.form-textarea { resize: vertical; min-height: 100px; }
.form-hint     { font-size: .8rem; color: var(--slate); margin-top: .25rem; }
.form-row      { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
@media (max-width: 600px) { .form-row { grid-template-columns: 1fr; } }

/* ── Cards ── */
.card {
  background: var(--surface);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  padding: 1.5rem;
}

/* ── Member dashboard (dark register surface) ── */
.member-shell {
  background: var(--deep);
  min-height: 100vh;
}
.member-shell .card {
  background: rgba(255,255,255,.05);
  border-color: rgba(194,154,78,.2);
  color: var(--page);
}
.member-shell .card strong,
.member-shell .card h3 { color: var(--page); }
.member-shell .sidebar-nav a { color: rgba(239,234,228,.65); }
.member-shell .sidebar-nav a:hover,
.member-shell .sidebar-nav a.active { color: var(--page); border-color: var(--brass); }
.member-shell h1,
.member-shell h2 { color: var(--page); }
.member-shell .text-slate { color: rgba(239,234,228,.55); }
.member-shell .text-mono  { color: rgba(194,154,78,.8); }
.member-shell .progress-bar { background: rgba(255,255,255,.12); }
.member-shell .progress-bar__fill { background: var(--brass); }
.member-shell a { color: var(--brass); }
.member-shell a:hover { color: var(--page); }
.member-shell .flash--error   { background: rgba(168,69,44,.2); border-color: rgba(168,69,44,.5); color: #f4cfc6; }
.member-shell .flash--success { background: rgba(47,106,85,.2); border-color: rgba(47,106,85,.5); color: #c5e0d8; }
.member-shell .flash--info    { background: rgba(74,33,64,.4); border-color: rgba(194,154,78,.3); color: var(--page); }

/* ── Registry card ── */
.reg-card {
  background: var(--surface);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  padding: 1.25rem;
  position: relative;
  transition: border-color .15s;
}
.reg-card:hover { border-color: var(--aubergine); }
.reg-card__serial {
  font-family: var(--font-mono);
  font-size: .7rem;
  color: var(--slate);
  letter-spacing: .1em;
  text-transform: uppercase;
  margin-bottom: .75rem;
}
.reg-card__photo {
  width: 56px; height: 56px;
  border-radius: var(--radius);
  object-fit: cover;
  border: 1px solid var(--rule);
  margin-bottom: .75rem;
  display: block;
}
.reg-card__photo-placeholder {
  width: 56px; height: 56px;
  border-radius: var(--radius);
  background: var(--page);
  border: 1px solid var(--rule);
  margin-bottom: .75rem;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-mono);
  font-size: .65rem;
  color: var(--slate);
  text-transform: uppercase;
  letter-spacing: .08em;
}
.reg-card__name     { font-size: 1rem; font-weight: 600; margin-bottom: .2rem; }
.reg-card__headline { font-size: .875rem; color: var(--slate); margin-bottom: .75rem; }
.reg-card__disciplines { display: flex; flex-wrap: wrap; gap: .4rem; margin-bottom: .75rem; }
.disc-tag {
  font-size: .75rem; padding: .15rem .5rem;
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  color: var(--aubergine);
  background: var(--page);
  font-family: var(--font-mono);
  letter-spacing: .04em;
  text-decoration: none;
}
.disc-tag:hover { border-color: var(--aubergine); color: var(--aubergine); background: var(--page); }
.stamp-line {
  font-size: .78rem;
  color: var(--slate);
  font-family: var(--font-mono);
  letter-spacing: .04em;
}

/* ── ECS Verification badge (PNG asset) ── */
.ecs-badge {
  position: absolute; top: 1rem; right: 1rem;
  width: 28px; height: 28px;
  display: block;
  image-rendering: -webkit-optimize-contrast;
  image-rendering: crisp-edges;
}
html[lang=ar] .ecs-badge { right: auto; left: 1rem; }

/* ── Completeness bar ── */
.progress-bar       { background: var(--rule); border-radius: 99px; height: 4px; }
.progress-bar__fill { background: var(--aubergine); border-radius: 99px; height: 4px; transition: width .3s; }

/* ── Flashes ── */
.flash { padding: .75rem 1rem; border-radius: var(--radius); margin-bottom: 1rem; font-size: .9rem; }
.flash--error   { background: #f9ebe7; color: #6b2215; border: 1px solid #e8bdb3; }
.flash--success { background: #e8f3ee; color: #1a5238; border: 1px solid #b3d9c5; }
.flash--info    { background: #f0eaf2; color: var(--aubergine); border: 1px solid #c9b5c9; }

/* ── Badges ── */
.badge {
  display: inline-block;
  font-size: .7rem; padding: .15rem .45rem;
  border-radius: var(--radius);
  font-family: var(--font-mono);
  font-weight: 500;
  letter-spacing: .05em;
  text-transform: uppercase;
}
.badge--pending   { background: #fef3cd; color: #7a5800; }
.badge--proposed  { background: #f0eaf2; color: var(--aubergine); }
.badge--accepted  { background: #e8f3ee; color: #1a5238; }
.badge--declined,
.badge--revoked,
.badge--rejected,
.badge--withdrawn { background: var(--page); color: var(--slate); border: 1px solid var(--rule); }

/* ── Table ── */
.data-table { width: 100%; border-collapse: collapse; font-size: .875rem; }
.data-table th {
  text-align: left; padding: .6rem .75rem;
  border-bottom: 2px solid var(--rule);
  font-weight: 600; color: var(--slate);
  font-size: .75rem; text-transform: uppercase;
  font-family: var(--font-mono); letter-spacing: .06em;
}
.data-table td { padding: .6rem .75rem; border-bottom: 1px solid var(--rule); }
html[lang=ar] .data-table th,
html[lang=ar] .data-table td { text-align: right; }

/* ── Grids ── */
.grid-3 { display: grid; grid-template-columns: repeat(3,1fr); gap: 1.25rem; }
.grid-2 { display: grid; grid-template-columns: repeat(2,1fr); gap: 1.25rem; }
@media (max-width: 900px) { .grid-3 { grid-template-columns: repeat(2,1fr); } }
@media (max-width: 600px) { .grid-3, .grid-2 { grid-template-columns: 1fr; } }

/* ── Divider ── */
hr { border: none; border-top: 1px solid var(--rule); margin: 2rem 0; }

/* ── Page header ── */
.page-header {
  padding: 2.5rem 0 1.5rem;
  border-bottom: 1px solid var(--rule);
  margin-bottom: 2rem;
}
.page-header h1 { margin-bottom: .5rem; }
.page-header p  { color: var(--slate); }

/* ── Sidebar layout ── */
.layout-sidebar { display: grid; grid-template-columns: 220px 1fr; gap: 2rem; align-items: start; }
@media (max-width: 768px) { .layout-sidebar { grid-template-columns: 1fr; } }

/* ── Sidebar nav ── */
.sidebar-nav { list-style: none; }
.sidebar-nav a {
  display: block; padding: .45rem .75rem;
  border-radius: var(--radius);
  color: var(--slate); text-decoration: none;
  font-size: .875rem; font-weight: 500;
  border-left: 2px solid transparent;
  transition: color .12s, border-color .12s;
}
html[lang=ar] .sidebar-nav a {
  border-left: none;
  border-right: 2px solid transparent;
}
.sidebar-nav a:hover  { color: var(--ink); }
.sidebar-nav a.active { color: var(--aubergine); border-color: var(--aubergine); }

/* ── Steps (how it works) ── */
.steps { display: grid; grid-template-columns: repeat(3,1fr); gap: 2rem; }
@media (max-width: 700px) { .steps { grid-template-columns: 1fr; } }
.step__num {
  font-family: var(--font-mono); font-size: .75rem;
  color: var(--brass); letter-spacing: .1em;
  margin-bottom: .5rem;
}
.step h3 { margin-bottom: .4rem; }

/* ── ECS Stamp mark (inline) ── */
.ecs-stamp {
  display: inline-flex; align-items: center; gap: .5rem;
  font-family: var(--font-mono);
  font-size: .7rem; font-weight: 500;
  letter-spacing: .1em; text-transform: uppercase;
}
.ecs-stamp__block {
  display: inline-block;
  padding: .2rem .4rem;
  background: var(--aubergine);
  color: var(--surface);
  border-radius: var(--radius);
  font-family: var(--font-mono);
  font-size: .65rem;
  letter-spacing: .12em;
}
.ecs-stamp--dark .ecs-stamp__block {
  background: var(--brass);
  color: var(--deep);
}

/* ── Brief ref mono display ── */
.brief-ref {
  font-family: var(--font-mono);
  font-size: .72rem;
  color: var(--slate);
  letter-spacing: .08em;
  text-transform: uppercase;
}

/* ── Avatar (square 2px) ── */
.avatar {
  border-radius: var(--radius);
  object-fit: cover;
  border: 1px solid var(--rule);
  display: block;
}
.avatar--sm   { width: 40px; height: 40px; }
.avatar--md   { width: 72px; height: 72px; }
.avatar--lg   { width: 120px; height: 120px; }

/* ── Footer ── */
.footer {
  border-top: 2px solid var(--brass);
  margin-top: 4rem;
  padding: 2rem 0;
  color: var(--slate);
  font-size: .85rem;
  background: var(--page);
}
.footer__inner {
  display: flex; justify-content: space-between;
  flex-wrap: wrap; gap: 1rem; align-items: flex-start;
  max-width: 1160px; margin: 0 auto; padding: 0 1.25rem;
}
.footer__brand {
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--aubergine);
  margin-bottom: .4rem;
}
.footer__disclaimer {
  font-size: .78rem;
  color: var(--slate);
  max-width: 40ch;
  line-height: 1.5;
}
.footer nav { display: flex; gap: 1.5rem; }
.footer nav a { color: var(--slate); text-decoration: none; font-weight: 500; }
.footer nav a:hover { color: var(--ink); }

/* ── Public profile ── */
.profile-header {
  display: flex; gap: 1.5rem; align-items: flex-start;
  margin-bottom: 2rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--rule);
}
@media (max-width: 600px) {
  .profile-header { flex-direction: column; gap: 1rem; }
}