/* ---------------------------------------------------------------
   Darul Ikram Attendance System — Pure CSS Stylesheet
   Style: Clean Islamic organization — calm, trustworthy, elegant
   --------------------------------------------------------------- */

/* ===== Google Fonts ===== */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Amiri:wght@400;700&display=swap');

/* ===== CSS Variables ===== */
:root {
  --color-primary:        #1a6b4a;
  --color-primary-dark:   #124d36;
  --color-primary-light:  #2d9168;
  --color-accent:         #c9a84c;
  --color-accent-light:   #f0d98c;
  --color-bg:             #f5f4f0;
  --color-surface:        #ffffff;
  --color-surface-2:      #f9f8f5;
  --color-border:         #e2ddd5;
  --color-text:           #1e2a23;
  --color-text-muted:     #6b7b72;
  --color-text-light:     #9aab9e;
  --color-success:        #1a6b4a;
  --color-success-bg:     #e6f4ee;
  --color-error:          #c0392b;
  --color-error-bg:       #fdf2f1;
  --color-warning:        #c9a84c;
  --color-warning-bg:     #fdf9ed;
  --color-info:           #2471a3;
  --color-info-bg:        #eaf4fb;

  --radius-sm:   6px;
  --radius-md:   10px;
  --radius-lg:   16px;
  --radius-xl:   24px;

  --shadow-sm:   0 1px 3px rgba(0,0,0,.08);
  --shadow-md:   0 4px 16px rgba(0,0,0,.10);
  --shadow-lg:   0 8px 32px rgba(0,0,0,.13);

  --font-body:   'Inter', system-ui, sans-serif;
  --font-arabic: 'Amiri', serif;

  --transition:  .2s ease;
}

/* ===== Reset & Base ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

a { color: var(--color-primary); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--color-primary-dark); }

img { max-width: 100%; display: block; }

/* ===== Layout ===== */
.container {
  width: 100%;
  max-width: 960px;
  margin: 0 auto;
  padding: 0 20px;
}
.container--narrow { max-width: 540px; }
.container--wide   { max-width: 1200px; }

/* ===== Header / Navbar ===== */
.site-header {
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
  color: #fff;
  padding: 0 20px;
  box-shadow: var(--shadow-md);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1200px;
  margin: 0 auto;
  height: 64px;
  gap: 16px;
}

.header-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.header-logo {
  width: 40px;
  height: 40px;
  background: rgba(255,255,255,.15);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
}

.header-title {
  font-size: 16px;
  font-weight: 600;
  color: #fff;
  letter-spacing: .01em;
  line-height: 1.2;
}

.header-subtitle {
  font-size: 11px;
  color: rgba(255,255,255,.65);
  letter-spacing: .02em;
}

.header-nav {
  display: flex;
  align-items: center;
  gap: 8px;
}

.header-nav a,
.header-nav button {
  color: rgba(255,255,255,.85);
  font-size: 13.5px;
  font-weight: 500;
  padding: 7px 14px;
  border-radius: var(--radius-sm);
  transition: background var(--transition), color var(--transition);
  border: none;
  background: transparent;
  cursor: pointer;
  font-family: inherit;
}

.header-nav a:hover,
.header-nav button:hover {
  background: rgba(255,255,255,.15);
  color: #fff;
}

/* ===== Hero / Page Banner ===== */
.page-hero {
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 60%, var(--color-primary-light) 100%);
  color: #fff;
  text-align: center;
  padding: 56px 20px 48px;
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.04'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.page-hero-icon {
  font-size: 48px;
  margin-bottom: 12px;
  display: block;
  position: relative;
}

.page-hero h1 {
  font-size: clamp(22px, 4vw, 32px);
  font-weight: 700;
  letter-spacing: -.01em;
  position: relative;
  margin-bottom: 8px;
}

.page-hero p {
  font-size: 15px;
  color: rgba(255,255,255,.75);
  position: relative;
  max-width: 480px;
  margin: 0 auto;
}

.arabic-text {
  font-family: var(--font-arabic);
  font-size: 22px;
  color: var(--color-accent-light);
  margin-bottom: 4px;
  display: block;
  position: relative;
}

/* ===== Card ===== */
.card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-border);
  overflow: hidden;
}

.card-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  background: var(--color-surface-2);
}

.card-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-primary-dark);
  display: flex;
  align-items: center;
  gap: 8px;
}

.card-body { padding: 24px; }

/* ===== Form Elements ===== */
.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 6px;
  letter-spacing: .01em;
}

.form-label .required {
  color: var(--color-error);
  margin-left: 2px;
}

.form-control {
  width: 100%;
  padding: 11px 14px;
  font-size: 15px;
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-surface);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
  appearance: none;
  -webkit-appearance: none;
}

.form-control:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(26,107,74,.12);
}

.form-control.is-invalid {
  border-color: var(--color-error);
  box-shadow: 0 0 0 3px rgba(192,57,43,.08);
}

textarea.form-control {
  resize: vertical;
  min-height: 90px;
}

.form-hint {
  font-size: 12px;
  color: var(--color-text-muted);
  margin-top: 4px;
}

.field-error {
  font-size: 12.5px;
  color: var(--color-error);
  margin-top: 5px;
  display: flex;
  align-items: center;
  gap: 4px;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  padding: 10px 22px;
  font-size: 14px;
  font-weight: 600;
  font-family: var(--font-body);
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background var(--transition), box-shadow var(--transition), transform var(--transition);
  text-decoration: none;
  letter-spacing: .01em;
  white-space: nowrap;
}

.btn:active { transform: scale(.98); }

.btn--primary {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: #fff;
  box-shadow: 0 2px 8px rgba(26,107,74,.3);
}
.btn--primary:hover {
  background: linear-gradient(135deg, var(--color-primary-light) 0%, var(--color-primary) 100%);
  box-shadow: 0 4px 16px rgba(26,107,74,.35);
  color: #fff;
}

.btn--secondary {
  background: var(--color-surface);
  color: var(--color-primary);
  border: 1.5px solid var(--color-primary);
}
.btn--secondary:hover {
  background: var(--color-primary);
  color: #fff;
}

.btn--danger {
  background: var(--color-error);
  color: #fff;
  box-shadow: 0 2px 8px rgba(192,57,43,.25);
}
.btn--danger:hover { background: #a93226; }

.btn--ghost {
  background: transparent;
  color: var(--color-text-muted);
  border: 1.5px solid var(--color-border);
}
.btn--ghost:hover { background: var(--color-border); color: var(--color-text); }

.btn--accent {
  background: linear-gradient(135deg, var(--color-accent) 0%, #b8922a 100%);
  color: var(--color-primary-dark);
  font-weight: 700;
}
.btn--accent:hover { background: linear-gradient(135deg, #d4b55a 0%, var(--color-accent) 100%); }

.btn--sm { padding: 6px 14px; font-size: 12.5px; }
.btn--lg { padding: 13px 32px; font-size: 16px; }
.btn--block { width: 100%; }

/* ===== Alert / Flash Messages ===== */
.alert {
  padding: 14px 18px;
  border-radius: var(--radius-md);
  font-size: 14px;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 20px;
  line-height: 1.5;
  border: 1px solid transparent;
}

.alert-icon { flex-shrink: 0; font-size: 18px; margin-top: 1px; }

.alert--success {
  background: var(--color-success-bg);
  border-color: #b3d9c9;
  color: var(--color-primary-dark);
}

.alert--error {
  background: var(--color-error-bg);
  border-color: #f0c0bb;
  color: #922b21;
}

.alert--warning {
  background: var(--color-warning-bg);
  border-color: #f0dea0;
  color: #7d6608;
}

.alert--info {
  background: var(--color-info-bg);
  border-color: #aed6f1;
  color: #1a5276;
}

/* ===== Table ===== */
.table-responsive { overflow-x: auto; -webkit-overflow-scrolling: touch; }

.table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.table th {
  background: var(--color-surface-2);
  color: var(--color-primary-dark);
  font-weight: 600;
  font-size: 12.5px;
  text-transform: uppercase;
  letter-spacing: .05em;
  padding: 12px 16px;
  text-align: left;
  border-bottom: 2px solid var(--color-border);
  white-space: nowrap;
}

.table td {
  padding: 13px 16px;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text);
  vertical-align: middle;
}

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

.table tr:hover td { background: var(--color-surface-2); }

.table-empty {
  text-align: center;
  padding: 48px 24px;
  color: var(--color-text-muted);
}

.table-empty-icon { font-size: 40px; display: block; margin-bottom: 8px; }

/* ===== Badges ===== */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 3px 9px;
  border-radius: 99px;
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: .02em;
}
.badge--primary { background: var(--color-success-bg); color: var(--color-primary-dark); }
.badge--muted   { background: var(--color-border); color: var(--color-text-muted); }

/* ===== Stats Cards ===== */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.stat-card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  padding: 20px;
  display: flex;
  align-items: flex-start;
  gap: 14px;
  box-shadow: var(--shadow-sm);
}

.stat-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  flex-shrink: 0;
}

.stat-value {
  font-size: 26px;
  font-weight: 700;
  color: var(--color-primary-dark);
  line-height: 1;
  margin-bottom: 3px;
}

.stat-label {
  font-size: 12.5px;
  color: var(--color-text-muted);
  font-weight: 500;
}

/* ===== Search Bar ===== */
.search-bar {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
}

.search-input-wrap {
  position: relative;
  flex: 1;
  min-width: 200px;
}

.search-input-wrap .search-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-text-muted);
  font-size: 16px;
  pointer-events: none;
}

.search-input-wrap .form-control {
  padding-left: 38px;
}

/* ===== Pagination ===== */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  flex-wrap: wrap;
  padding: 20px;
}

.page-item {
  display: inline-flex;
}

.page-link {
  padding: 7px 13px;
  border-radius: var(--radius-sm);
  font-size: 13.5px;
  font-weight: 500;
  color: var(--color-primary);
  border: 1.5px solid var(--color-border);
  transition: all var(--transition);
  display: flex;
  align-items: center;
}

.page-link:hover {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}

.page-item.active .page-link {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
  box-shadow: 0 2px 8px rgba(26,107,74,.3);
}

.page-item.disabled .page-link {
  color: var(--color-text-light);
  pointer-events: none;
  opacity: .5;
}

/* ===== Login Page ===== */
.login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px 16px;
  background: linear-gradient(160deg, #0d3d27 0%, var(--color-primary) 50%, #1e7a55 100%);
  position: relative;
  overflow: hidden;
}

.login-page::before {
  content: '';
  position: absolute;
  width: 600px; height: 600px;
  background: rgba(255,255,255,.03);
  border-radius: 50%;
  top: -200px; right: -200px;
}

.login-page::after {
  content: '';
  position: absolute;
  width: 400px; height: 400px;
  background: rgba(255,255,255,.03);
  border-radius: 50%;
  bottom: -150px; left: -100px;
}

.login-card {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  box-shadow: 0 24px 64px rgba(0,0,0,.35);
  padding: 40px 36px;
  width: 100%;
  max-width: 420px;
  position: relative;
  z-index: 1;
}

.login-brand {
  text-align: center;
  margin-bottom: 32px;
}

.login-icon {
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  margin: 0 auto 16px;
  box-shadow: 0 8px 24px rgba(26,107,74,.35);
}

.login-brand h1 {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-primary-dark);
  margin-bottom: 4px;
}

.login-brand p {
  font-size: 13px;
  color: var(--color-text-muted);
}

/* ===== Footer ===== */
.site-footer {
  background: var(--color-primary-dark);
  color: rgba(255,255,255,.55);
  text-align: center;
  padding: 20px;
  font-size: 12.5px;
  margin-top: auto;
}

.site-footer strong { color: rgba(255,255,255,.8); }

/* ===== Decorative divider ===== */
.divider {
  border: none;
  border-top: 1px solid var(--color-border);
  margin: 24px 0;
}

/* ===== Ornament Line ===== */
.ornament {
  text-align: center;
  margin: 0 auto 32px;
  color: var(--color-accent);
  font-size: 20px;
  letter-spacing: 6px;
}

/* ===== Public form page wrapper ===== */
.public-page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.public-main {
  flex: 1;
  padding: 40px 16px 60px;
}

/* ===== Admin wrapper ===== */
.admin-page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.admin-main {
  flex: 1;
  padding: 32px 20px 60px;
}

/* ===== Toolbar row ===== */
.toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

/* ===== Confirm delete inline ===== */
.delete-form { display: inline; }

/* ===== Responsive ===== */
@media (max-width: 640px) {
  .card-body { padding: 16px; }
  .login-card { padding: 28px 20px; }
  .page-hero { padding: 40px 16px 32px; }
  .table th, .table td { padding: 10px 12px; }
  .header-title { font-size: 14px; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 400px) {
  .stats-grid { grid-template-columns: 1fr; }
}

/* ===== Utility ===== */
.text-center  { text-align: center; }
.text-muted   { color: var(--color-text-muted); }
.text-small   { font-size: 12.5px; }
.mt-0  { margin-top: 0; }
.mt-4  { margin-top: 4px; }
.mt-8  { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mb-0  { margin-bottom: 0; }
.mb-8  { margin-bottom: 8px; }
.mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; }
.d-flex { display: flex; }
.align-center { align-items: center; }
.gap-8  { gap: 8px; }
.gap-12 { gap: 12px; }
.flex-wrap { flex-wrap: wrap; }
.justify-between { justify-content: space-between; }
.fw-600 { font-weight: 600; }
.w-100  { width: 100%; }

/* ===== SVG Icons ===== */
.icon {
  width: 20px;
  height: 20px;
  display: inline-block;
  vertical-align: middle;
  flex-shrink: 0;
}
.icon-sm  { width: 16px; height: 16px; }
.icon-md  { width: 20px; height: 20px; }
.icon-lg  { width: 24px; height: 24px; }
.icon-xl  { width: 32px; height: 32px; }
.icon-2xl { width: 40px; height: 40px; }

/* Header logo image */
.header-logo-img {
  width: 40px;
  height: 40px;
  object-fit: contain;
  border-radius: 8px;
  background: rgba(255,255,255,.12);
  padding: 3px;
}

/* Login page logo image */
.login-logo-img {
  width: 56px;
  height: 56px;
  object-fit: contain;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  padding: 6px;
  box-shadow: 0 8px 24px rgba(26,107,74,.35);
}

/* Stat icon using SVG */
.stat-icon svg { width: 22px; height: 22px; }

/* Nav icon alignment */
.header-nav a, .header-nav button { display: inline-flex; align-items: center; gap: 6px; }

/* Form label icon */
.label-icon { color: var(--color-primary); }