/* =========================================================
   HEMP Subject Portal v1.0 — Theme
   HP International School, Budaun
   ========================================================= */

:root {
  --primary: #0D47A1;
  --secondary: #1976D2;
  --accent: #42A5F5;
  --bg: #F4F8FC;
  --white: #FFFFFF;
  --green: #2E7D32;
  --green-light: #E8F5E9;
  --yellow: #F9A825;
  --yellow-light: #FFF8E1;
  --radius: 14px;
  --shadow: 0 8px 24px rgba(13, 71, 161, 0.08);
  --shadow-hover: 0 12px 32px rgba(13, 71, 161, 0.14);
}

* { box-sizing: border-box; }

body {
  background: var(--bg);
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  color: #1a2233;
}

/* ---------- Login page ---------- */
.login-wrapper {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 55%, var(--accent) 100%);
  padding: 20px;
}

.login-card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: 0 20px 60px rgba(0,0,0,0.25);
  padding: 40px 36px;
  width: 100%;
  max-width: 420px;
  animation: fadeInUp 0.6s ease both;
}

.login-logo {
  width: 76px;
  height: 76px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 32px;
  margin: 0 auto 14px;
  box-shadow: var(--shadow);
}

.login-school-name {
  text-align: center;
  font-weight: 700;
  color: var(--primary);
  font-size: 1.15rem;
  margin-bottom: 2px;
}

.login-session {
  text-align: center;
  color: #6b7a90;
  font-size: 0.85rem;
  margin-bottom: 24px;
}

.role-toggle {
  display: flex;
  background: var(--bg);
  border-radius: 30px;
  padding: 4px;
  margin-bottom: 22px;
}

.role-toggle .btn {
  flex: 1;
  border-radius: 26px;
  border: none;
  font-weight: 600;
  padding: 8px 0;
  transition: all 0.25s ease;
}

.role-toggle .btn.active {
  background: var(--primary);
  color: #fff;
  box-shadow: var(--shadow);
}

.role-toggle .btn:not(.active) {
  background: transparent;
  color: #6b7a90;
}

.form-floating > .form-control {
  border-radius: 10px;
}

.btn-primary-gradient {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  border: none;
  color: #fff;
  font-weight: 600;
  border-radius: 10px;
  padding: 12px;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
  position: relative;
  overflow: hidden;
}

.btn-primary-gradient:hover { transform: translateY(-2px); box-shadow: var(--shadow-hover); color:#fff; }

/* Button ripple effect */
.ripple {
  position: absolute;
  border-radius: 50%;
  background: rgba(255,255,255,0.55);
  transform: scale(0);
  animation: rippleAnim 0.6s linear;
  pointer-events: none;
}

@keyframes rippleAnim {
  to { transform: scale(3); opacity: 0; }
}

/* ---------- Layout ---------- */
.hemp-navbar {
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  color: #fff;
  padding: 14px 24px;
  box-shadow: var(--shadow);
}

.hemp-navbar .brand-title { font-weight: 700; font-size: 1.05rem; }
.hemp-navbar .brand-sub { font-size: 0.78rem; opacity: 0.85; }

.container-main { padding: 24px; animation: fadeIn 0.5s ease both; }

/* ---------- Stat cards ---------- */
.stat-card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 20px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  animation: slideUp 0.5s ease both;
}

.stat-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }

.stat-card .stat-icon {
  width: 46px; height: 46px;
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  font-size: 20px; color: #fff;
  margin-bottom: 12px;
}

.stat-card .stat-value { font-size: 1.7rem; font-weight: 700; color: var(--primary); }
.stat-card .stat-label { color: #6b7a90; font-size: 0.85rem; }

.progress { height: 10px; border-radius: 10px; background: #e7edf5; }
.progress-bar { background: linear-gradient(90deg, var(--secondary), var(--accent)); }

/* ---------- Card / panel ---------- */
.hemp-panel {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 22px;
  animation: fadeInUp 0.5s ease both;
}

/* ---------- Table ---------- */
.table-responsive-wrap { overflow-x: auto; border-radius: var(--radius); }

table.hemp-table { background: #fff; border-collapse: separate; border-spacing: 0; width: 100%; min-width: 1400px; }

table.hemp-table thead th {
  position: sticky; top: 0; z-index: 5;
  background: var(--primary);
  color: #fff;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  padding: 12px 10px;
  white-space: nowrap;
  border-bottom: 2px solid var(--secondary);
}

table.hemp-table tbody td {
  padding: 10px;
  vertical-align: middle;
  border-bottom: 1px solid #eef2f8;
  white-space: nowrap;
  text-align: center;
}

table.hemp-table tbody td.text-left { text-align: left; }

table.hemp-table tbody tr { transition: background 0.2s ease; }
table.hemp-table tbody tr:hover { background: #f0f6ff; }

tr.row-saved { background: var(--green-light) !important; }
tr.row-unsaved { background: var(--yellow-light) !important; }
tr.row-locked { opacity: 0.65; }

/* ---------- Subject checkbox pill ---------- */
.subj-check {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px; height: 26px;
  border: 2px solid var(--secondary);
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(.4,0,.2,1);
  background: #fff;
}

.subj-check.checked {
  background: var(--green);
  border-color: var(--green);
  transform: scale(1.08);
}

.subj-check.checked::after {
  content: '\2713';
  color: #fff;
  font-weight: 700;
  font-size: 14px;
}

.subj-check input { display: none; }
.subj-check.locked { cursor: not-allowed; opacity: 0.55; }

/* ---------- Save button ---------- */
.btn-save-row {
  border: none;
  border-radius: 8px;
  padding: 6px 14px;
  font-weight: 600;
  font-size: 0.8rem;
  color: #fff;
  min-width: 84px;
  transition: background 0.25s ease;
}

.btn-save-row.state-idle { background: #b0bec5; }
.btn-save-row.state-unsaved { background: var(--yellow); }
.btn-save-row.state-saved { background: var(--green); }
.btn-save-row:disabled { opacity: 0.6; }

/* ---------- Filters ---------- */
.filter-bar { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 16px; }
.filter-bar .form-select, .filter-bar .form-control { border-radius: 10px; }

/* ---------- Floating submit ---------- */
.floating-submit-wrap {
  position: sticky;
  bottom: 16px;
  display: flex;
  justify-content: center;
  margin-top: 24px;
  z-index: 20;
}

.btn-final-submit {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: #fff;
  border: none;
  border-radius: 40px;
  padding: 16px 36px;
  font-weight: 700;
  font-size: 1rem;
  box-shadow: 0 10px 30px rgba(13,71,161,0.35);
  transition: transform 0.2s ease;
}

.btn-final-submit:hover { transform: translateY(-3px) scale(1.02); color: #fff; }
.btn-final-submit:disabled { opacity: 0.6; transform: none; }

/* ---------- Badges ---------- */
.badge-status-pending { background: #eceff1; color: #546e7a; }
.badge-status-saved { background: var(--yellow-light); color: #8a6100; }
.badge-status-submitted { background: var(--green-light); color: var(--green); }

/* ---------- Animations ---------- */
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes fadeInUp { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; transform: translateY(0); } }
@keyframes slideUp { from { opacity: 0; transform: translateY(24px); } to { opacity: 1; transform: translateY(0); } }

.success-check {
  width: 90px; height: 90px; border-radius: 50%;
  background: var(--green-light);
  display: flex; align-items: center; justify-content: center;
  font-size: 46px; color: var(--green);
  margin: 0 auto 16px;
  animation: popIn 0.4s cubic-bezier(.34,1.56,.64,1) both;
}

@keyframes popIn { from { transform: scale(0); opacity: 0; } to { transform: scale(1); opacity: 1; } }

/* ---------- Responsive ---------- */
@media (max-width: 768px) {
  .container-main { padding: 12px; }
  .hemp-panel { padding: 14px; }
  .floating-submit-wrap { position: fixed; bottom: 12px; left: 12px; right: 12px; }
  .btn-final-submit { width: 100%; }
}