:root {
  --bg: #fffaf4;
  --panel: #ffffff;
  --primary: #f4a261;
  --primary-strong: #e77d34;
  --primary-soft: #ffe7d3;
  --text: #223046;
  --muted: #64708a;
  --border: #eae2db;
  --success: #198754;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
}

.container {
  width: min(980px, calc(100% - 32px));
  margin: 0 auto;
}

.hidden {
  display: none !important;
}

.auth-screen {
  min-height: 100vh;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, #fff8f2 0%, #fffaf4 100%);
  padding: 24px;
}

.auth-card {
  width: min(420px, 100%);
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px 28px;
  box-shadow: 0 20px 50px rgba(18, 34, 55, 0.08);
}

.auth-header {
  text-align: center;
  margin-bottom: 24px;
}

.brand-logo {
  width: 180px;
  height: 80px;
  object-fit: contain;
  display: block;
  flex-shrink: 0;
  max-height: 80px;
}

.auth-header .brand-mark {
  margin: 0 auto 12px;
}

.auth-header .brand-logo {
  width: 120px;
  height: 120px;
  margin: 0 auto 12px;
  display: block;
}

.auth-header h2 {
  margin: 0 0 8px;
  color: var(--text);
  font-size: 1.8rem;
}

.auth-header p {
  margin: 0;
  color: var(--muted);
}

.login-form {
  display: grid;
  gap: 12px;
}

.form-group {
  display: grid;
  gap: 8px;
}

.form-group label {
  font-weight: 700;
  color: var(--text);
}

.form-group input {
  border: 1px solid var(--border);
  background: #ffffff;
  border-radius: 10px;
  padding: 0.9rem 1rem;
  font-size: 1rem;
}

.form-group input:focus {
  outline: none;
  border-color: var(--primary-strong);
  box-shadow: 0 0 0 4px rgba(231, 125, 52, 0.1);
}

.login-form button,
.logout-btn {
  border: none;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-strong) 100%);
  color: #ffffff;
  font-weight: 700;
  cursor: pointer;
}

.login-form button {
  width: 100%;
  padding: 0.95rem 1rem;
  margin-top: 6px;
}

.error-message {
  min-height: 20px;
  margin: 0;
  color: #bf2f3d;
  font-size: 0.92rem;
  font-weight: 600;
}

.app-content {
  min-height: 100vh;
}

.topbar {
  background: #f3f3f3;
  border-bottom: 1px solid var(--border);
  box-shadow: inset 0 -1px 0 rgba(0, 0, 0, 0.04);
}

.browser-bar {
  width: min(980px, calc(100% - 32px));
  margin: 0 auto;
  min-height: 54px;
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 8px 0;
}

.browser-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  padding-left: 10px;
}

.dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  display: inline-block;
}

.dot.red { background: #f87171; }
.dot.yellow { background: #fbbf24; }
.dot.green { background: #34d399; }

.browser-tab {
  display: flex;
  align-items: center;
  gap: 8px;
  background: #ffffff;
  border: 1px solid #e5e7eb;
  border-bottom-color: #dfe3e8;
  color: #374151;
  font-size: 0.82rem;
  padding: 7px 12px;
  border-radius: 10px 10px 0 0;
  min-width: 180px;
  max-width: 260px;
  box-shadow: 0 1px 0 rgba(0, 0, 0, 0.02);
}

.tab-icon {
  font-size: 0.9rem;
  color: #4b5563;
}

.tab-close {
  margin-left: auto;
  color: #6b7280;
  font-weight: 700;
}

.eyebrow {
  display: inline-block;
  background: var(--primary-soft);
  color: var(--primary-strong);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 7px 10px;
  border-radius: 999px;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 74px;
  height: 74px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-mark {
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  background: var(--primary-strong);
  color: #ffffff;
  font-weight: 800;
  border-radius: 6px;
}

.logout-btn {
  padding: 0.7rem 1rem;
}

.logo > div:last-child {
  font-weight: 700;
}

.logo small {
  display: block;
  color: var(--muted);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.page-shell {
  padding: 36px 0 52px;
}

.hero-report {
  padding-bottom: 18px;
}

.report-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}

.eyebrow {
  display: inline-block;
  background: var(--primary-soft);
  color: var(--primary);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 7px 10px;
  border-radius: 999px;
}

.report-header h1 {
  margin: 10px 0 0;
  font-size: clamp(2rem, 3vw, 2.8rem);
  color: var(--text);
  letter-spacing: -0.04em;
}

.student-card {
  display: flex;
  align-items: center;
  gap: 14px;
  background: #ffffff;
  border: 1px solid var(--border);
  padding: 16px 18px;
  border-radius: 10px;
  min-width: 280px;
}

.student-avatar {
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  background: var(--primary);
  color: #ffffff;
  font-weight: 700;
  border-radius: 50%;
}

.student-card strong,
.student-card span {
  display: block;
}

.student-card strong {
  font-size: 1rem;
}

.student-card span {
  color: var(--muted);
  margin-top: 4px;
  font-size: 0.8rem;
}

.dashboard {
  margin-top: 18px;
}

.summary-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  margin-bottom: 22px;
}

.summary-card {
  background: var(--panel);
  border: 1px solid var(--border);
  padding: 18px 16px;
  border-radius: 10px;
}

.summary-card span,
.summary-card small {
  display: block;
}

.summary-card span {
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.summary-card strong {
  display: block;
  margin: 10px 0 6px;
  font-size: clamp(1.7rem, 2.2vw, 2.5rem);
  color: var(--text);
}

.summary-card small {
  color: var(--muted);
}

.summary-card.accent {
  background: #fff8f2;
  border-color: #f9d6af;
}

.content-grid {
  display: grid;
  grid-template-columns: 1.6fr 0.9fr;
  gap: 18px;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
}

.panel-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 18px;
  padding: 20px 20px 12px;
}

.panel-header h2 {
  margin: 8px 0 0;
  font-size: clamp(1.3rem, 2vw, 1.7rem);
}

.status-pill {
  display: inline-block;
  background: #edf8f0;
  color: var(--success);
  border: 1px solid #cfe8d8;
  padding: 7px 10px;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 700;
}

.table-wrap {
  padding: 0 18px 18px;
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 620px;
}

thead th {
  text-align: left;
  padding: 12px 10px;
  color: var(--muted);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-bottom: 1px solid var(--border);
}

tbody td {
  padding: 14px 10px;
  border-bottom: 1px solid #edf1f5;
  color: var(--text);
}

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

tbody td strong {
  font-weight: 700;
}

.side-panel {
  padding-bottom: 8px;
}

.info-list {
  display: grid;
  gap: 12px;
  padding: 0 18px 18px;
}

.detail-card {
  background: #f8fafc;
  border: 1px solid var(--border);
  padding: 14px 16px;
  border-radius: 8px;
}

.detail-card span {
  display: block;
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 6px;
}

.detail-card strong {
  color: var(--text);
  line-height: 1.5;
}

.footer {
  background: #17263d;
  color: rgba(255, 255, 255, 0.75);
  padding: 22px 0;
  margin-top: 40px;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: center;
  flex-wrap: wrap;
}

.footer strong {
  display: block;
  color: #ffffff;
  margin-bottom: 4px;
}

@media (max-width: 900px) {
  .summary-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (max-width: 640px) {
  .report-header,
  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }

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

  .panel-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .student-card {
    width: 100%;
  }
}

.form-group {
  display: grid;
  gap: 8px;
  margin-bottom: 18px;
}

.form-group label {
  font-weight: 700;
  color: var(--deep);
}

.form-group input {
  border: 1px solid rgba(34,48,70,0.12);
  background: #fff;
  border-radius: 14px;
  padding: 0.9rem 1rem;
  font-size: 1rem;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-group input:focus {
  outline: none;
  border-color: rgba(231, 125, 52, 0.7);
  box-shadow: 0 0 0 4px rgba(231, 125, 52, 0.10);
}

button[type="submit"] {
  width: 100%;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-strong) 100%);
  color: white;
  margin-top: 6px;
}

.error-message {
  min-height: 20px;
  margin: 10px 0 0;
  color: var(--error);
  font-size: 0.92rem;
  font-weight: 600;
}

.success-banner {
  position: fixed;
  right: 24px;
  bottom: 24px;
  background: rgba(25, 135, 84, 0.96);
  color: white;
  border-radius: 14px;
  padding: 14px 18px;
  box-shadow: 0 20px 40px rgba(25, 135, 84, 0.2);
  opacity: 0;
  transform: translateY(18px);
  pointer-events: none;
  transition: opacity 0.25s ease, transform 0.25s ease;
  z-index: 120;
  font-weight: 700;
}

.success-banner.visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 900px) {
  .navigation {
    display: none;
  }

  .hero-grid,
  .about-grid,
  .contact-wrap,
  .program-grid,
  .values-grid,
  .news-grid,
  .stats {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 60px;
  }
}

@media (max-width: 600px) {
  .nav {
    min-height: 70px;
  }

  .logo {
    font-size: 0.9rem;
  }

  .brand-mark {
    width: 36px;
    height: 36px;
  }

  .hero-copy h1 {
    font-size: 2.5rem;
  }

  .nav-actions {
    gap: 8px;
  }

  .session-badge {
    display: none;
  }
}