/* ==========================================================================
   Rota İtalya Student Portal — Unified Semantic Studio Layer
   All colors resolve through the centralized semantic theme tokens.
   ========================================================================== */
:root {
  --studio-bg: var(--background);
  --studio-paper: var(--surface);
  --studio-card: var(--surface);
  --studio-card-solid: var(--surface);
  --studio-ink: var(--text-primary);
  --studio-ink-2: var(--text-primary);
  --studio-muted: var(--text-secondary);
  --studio-line: var(--border);
  --studio-line-strong: var(--border-strong);
  --studio-green: var(--brand-accent);
  --studio-green-2: var(--brand-accent);
  --studio-green-soft: var(--brand-accent-soft);
  --studio-terracotta: var(--brand-accent);
  --studio-terracotta-soft: var(--brand-accent-soft);
  --studio-gold: var(--status-warning);
  --studio-red: var(--status-error);
  --studio-navy: var(--brand-primary);
  --studio-shadow: var(--shadow);
  --studio-shadow-soft: var(--shadow-soft);
  --studio-shadow-crisp: var(--shadow-soft);
  --studio-radius-xl: 16px;
  --studio-radius-lg: 12px;
  --studio-radius-md: 10px;
  --font-display: "Instrument Serif", "Newsreader", Georgia, serif;
  --font-sans: "Plus Jakarta Sans", Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --max: 1260px;
}

html {
  scroll-behavior: smooth;
  background: var(--background);
  color: var(--text-primary);
}

body {
  font-family: var(--font-sans);
  color: var(--text-primary);
  background: var(--background);
  letter-spacing: -0.011em;
  overflow-x: hidden;
  position: relative;
}

body::before,
body::after {
  display: none !important;
}

/* Typography Hierarchy */
.v1-dashboard-hero h1,
.v1-page-hero h1,
.portal-intro h1,
.document-hero-card h1,
.application-hero-copy h1,
.shortlist-hero h1,
.auth-copy h1,
.account-heading h1,
.admin-topbar h1 {
  font-family: var(--font-display);
  font-weight: 400;
  letter-spacing: -0.03em;
  line-height: 1.04;
}

h2,
.v1-panel-head h2,
.panel h2,
.admin-panel h2,
.document-section-head h2,
.application-section-head h2,
.catalog-intro-grid h2 {
  font-family: var(--font-sans);
  font-weight: 750;
  letter-spacing: -0.025em;
  color: var(--text-primary);
}

.kicker,
.eyebrow,
.section-eyebrow,
.task-type,
.v1-deadline-row span {
  font-family: var(--font-sans);
  font-size: 11px !important;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--brand-accent);
}

.kicker::before {
  width: 7px;
  height: 7px;
  border-radius: 2px;
  background: var(--brand-accent);
  box-shadow: none;
}

/* Header & Navigation */
.site-header {
  height: 76px;
  background: var(--surface-overlay);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.header-inner {
  width: min(var(--max), calc(100% - 40px));
}

.brand {
  gap: 12px;
  color: var(--text-primary);
  font-weight: 800;
}

.header-note {
  background: var(--surface-elevated);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  padding: 7px 12px;
  border-radius: 999px;
  font-weight: 700;
}

.user-trigger {
  background: var(--surface-elevated);
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  padding: 5px 12px 5px 6px;
  color: var(--text-primary);
  box-shadow: none;
}

.avatar {
  width: 34px;
  height: 34px;
  background: var(--button-primary-bg);
  color: var(--button-primary-text);
}

.user-dropdown {
  background: var(--surface);
  border: 1px solid var(--border-strong);
  border-radius: 12px;
  box-shadow: var(--shadow);
}

.portal-v1-nav {
  top: 76px;
  background: var(--surface-overlay);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.portal-v1-nav-inner {
  width: min(var(--max), calc(100% - 40px));
  gap: 6px;
  padding: 9px 0;
}

.portal-v1-nav a {
  padding: 9px 13px;
  border-radius: 8px;
  color: var(--text-secondary);
  font-weight: 700;
  font-size: 13px;
  transition: background 0.18s ease, color 0.18s ease;
}

.portal-v1-nav a:hover {
  background: var(--surface-elevated);
  color: var(--text-primary);
}

.portal-v1-nav a.active {
  background: var(--surface-elevated);
  color: var(--text-primary);
}

/* Main Content & Surfaces */
.portal-main,
.portal-main.v1-main {
  width: min(var(--max), calc(100% - 40px));
  padding-top: 28px;
  padding-bottom: 76px;
}

.v1-kpi-grid article,
.v1-panel,
.panel,
.admin-panel,
.admin-stat,
.module-card,
.document-section,
.doc-card,
.application-card,
.shortlist-card,
.exam-card,
.calendar-main-panel,
.message-card,
.community-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--studio-radius-lg);
  color: var(--text-primary);
  box-shadow: var(--shadow-soft);
}

.v1-kpi-grid {
  gap: 14px;
}

.v1-kpi-grid article {
  padding: 20px 22px;
  position: relative;
  overflow: hidden;
}

.v1-kpi-grid article::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  right: 0;
  height: 3px;
  background: var(--brand-accent);
  opacity: 0.85;
}

.v1-kpi-grid strong,
.admin-stat strong {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 40px;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--text-primary);
}

.v1-module-grid {
  gap: 14px;
}

.v1-module-grid a {
  border-radius: var(--studio-radius-lg);
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 22px;
  color: var(--text-primary);
  box-shadow: var(--shadow-soft);
  position: relative;
  overflow: hidden;
}

.v1-module-grid a:hover {
  border-color: var(--brand-accent);
}

.v1-module-grid b {
  font-size: 18px;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

/* Controls */
.btn {
  border-radius: 8px;
  padding: 12px 18px;
  font-weight: 750;
  letter-spacing: -0.01em;
  transition: background 0.18s ease, border-color 0.18s ease, color 0.18s ease;
}

.btn.primary {
  background: var(--button-primary-bg);
  color: var(--button-primary-text);
  border: 1px solid var(--button-primary-bg);
}

.btn.primary:hover {
  background: var(--button-primary-hover);
  border-color: var(--button-primary-hover);
  color: var(--button-primary-text);
}

.btn.secondary {
  background: var(--surface);
  color: var(--text-primary);
  border: 1px solid var(--border-strong);
}

.btn.secondary:hover {
  border-color: var(--brand-accent);
  color: var(--brand-accent);
}

.field input,
.field select,
.field textarea,
.admin-filterbar input,
.admin-filterbar select,
.v1-search,
.v1-toolbar select {
  border-radius: 8px;
  border: 1px solid var(--border-strong);
  background: var(--surface);
  color: var(--text-primary);
}

.field input:focus,
.field select:focus,
.field textarea:focus,
.admin-filterbar input:focus,
.admin-filterbar select:focus,
.v1-search:focus,
.v1-toolbar select:focus {
  border-color: var(--brand-accent);
  box-shadow: 0 0 0 3px var(--focus-ring);
}

/* Admin Workspace */
.admin-body {
  background: var(--background);
  color: var(--text-primary);
}

.admin-shell {
  grid-template-columns: 272px minmax(0, 1fr);
}

.admin-sidebar {
  background: #0B1322;
  color: #F3F6FC;
  border-right: 1px solid var(--border);
}

.admin-main {
  padding: 28px 34px 64px;
}

.admin-topbar h1 {
  font-size: clamp(34px, 3.6vw, 48px);
  color: var(--text-primary);
}

.admin-table {
  border-collapse: separate;
  border-spacing: 0 6px;
}

.admin-table td {
  background: var(--surface);
  color: var(--text-primary);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.admin-table td:first-child {
  border-left: 1px solid var(--border);
  border-radius: 10px 0 0 10px;
}

.admin-table td:last-child {
  border-right: 1px solid var(--border);
  border-radius: 0 10px 10px 0;
}

/* Auth Screens */
.auth-layout {
  background: var(--background);
}

.auth-showcase {
  background: #0B1322;
  color: #F3F6FC;
}

.auth-panel {
  background: var(--surface);
}

.auth-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 34px;
}

@media (max-width: 900px) {
  .portal-v1-nav {
    top: auto;
    bottom: 12px;
    left: 12px;
    right: 12px;
    border: 1px solid var(--border);
    border-radius: 14px;
    box-shadow: var(--shadow);
  }
  .portal-v1-nav-inner {
    width: 100%;
    padding: 8px 10px;
    overflow-x: auto;
  }
  body:not(.admin-body) {
    padding-bottom: 78px;
  }
  .admin-sidebar {
    margin: 0;
    border-radius: 0;
  }
}

@media (max-width: 640px) {
  .header-inner,
  .portal-main,
  .portal-main.v1-main {
    width: calc(100% - 26px);
  }
  .v1-dashboard-hero,
  .v1-page-hero {
    padding: 24px 0;
  }
  .auth-card {
    padding: 24px;
  }
}