/* =========================================
   SISFO MAJELIS MAHASISWA - MAIN STYLESHEET
   Bootstrap 5 + Custom PHO Inspired
========================================= */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

:root {
  --primary: #20c997;
  --primary-dark: #17a97c;
  --secondary: #0dcaf0;
  --sidebar-width: 260px;
  --sidebar-bg: #ffffff;
  --body-bg: #f0f2f5;
  --text-dark: #2d2d2d;
  --card-shadow: 0 4px 15px rgba(0,0,0,0.08);
}

* {
  box-sizing: border-box;
}

body {
  font-family: 'Inter', -apple-system, sans-serif;
  background-color: var(--body-bg);
  color: var(--text-dark);
  overflow-x: hidden;
}

/* =========================================
   MASTER LAYOUT - SIDEBAR + CONTENT
========================================= */
.wrapper {
  display: flex;
  min-height: 100vh;
  width: 100%;
}

/* ---- SIDEBAR ---- */
#sidebar {
  width: var(--sidebar-width);
  min-width: var(--sidebar-width);
  background: var(--sidebar-bg);
  box-shadow: 3px 0 15px rgba(0,0,0,0.07);
  z-index: 1050;
  display: flex;
  flex-direction: column;
  transition: all 0.3s ease;
  flex-shrink: 0;
}

.sidebar-header {
  padding: 25px 20px 20px;
  text-align: center;
  border-bottom: 1px solid #f0f0f0;
}

.sidebar-header img {
  width: 70px;
  height: 70px;
  object-fit: contain;
  border-radius: 50%;
  border: 3px solid var(--primary);
}

.sidebar-header .brand-name {
  display: block;
  font-weight: 700;
  font-size: 1rem;
  color: var(--primary);
  margin-top: 8px;
}

/* User Info Box in Sidebar */
.sidebar-user-card {
  margin: 15px 12px;
  padding: 12px 15px;
  background: linear-gradient(135deg, rgba(32,201,151,0.1), rgba(13,202,240,0.1));
  border-radius: 10px;
  border: 1px solid rgba(32,201,151,0.2);
  display: flex;
  align-items: center;
  gap: 10px;
}

.sidebar-user-card .user-icon {
  font-size: 2rem;
  color: var(--primary);
}

.sidebar-user-card .user-name {
  font-size: 0.85rem;
  font-weight: 600;
  margin: 0;
  color: var(--text-dark);
}

/* Nav Menu */
.sidebar-nav {
  list-style: none;
  padding: 5px 0;
  margin: 0;
  flex: 1;
}

.sidebar-nav li {
  margin: 2px 10px;
}

.sidebar-nav li a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 15px;
  color: #555;
  text-decoration: none;
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 500;
  transition: all 0.2s;
}

.sidebar-nav li a i {
  width: 20px;
  text-align: center;
  font-size: 1rem;
  color: #aaa;
  transition: color 0.2s;
}

.sidebar-nav li a:hover,
.sidebar-nav li.active > a,
.sidebar-nav li.active-child > a {
  background: linear-gradient(135deg, rgba(32,201,151,0.12), rgba(13,202,240,0.06));
  color: var(--primary-dark);
}

.sidebar-nav li a:hover i,
.sidebar-nav li.active > a i,
.sidebar-nav li.active-child > a i {
  color: var(--primary);
}

/* Submenu */
.sidebar-submenu {
  list-style: none;
  padding: 5px 0 5px 45px;
  margin: 0;
}

.sidebar-submenu li a {
  font-size: 0.84rem;
  padding: 8px 12px;
  color: #777;
}

.sidebar-submenu li.active a {
  color: var(--primary-dark);
  font-weight: 600;
}

/* Sidebar logout link */
.sidebar-logout {
  padding: 15px 10px 20px;
  border-top: 1px solid #f0f0f0;
}

.sidebar-logout a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 15px;
  color: #e74c3c;
  font-size: 0.9rem;
  font-weight: 500;
  text-decoration: none;
  border-radius: 8px;
  transition: background 0.2s;
}

.sidebar-logout a:hover {
  background: rgba(231, 76, 60, 0.08);
}

/* ---- CONTENT WRAPPER ---- */
#content {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
}

/* ---- TOP NAVBAR ---- */
.top-navbar {
  background: #fff;
  padding: 0 25px;
  height: 60px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  box-shadow: 0 2px 10px rgba(0,0,0,0.04);
  position: sticky;
  top: 0;
  z-index: 900;
}

.sidebar-toggle-btn {
  background: none;
  border: none;
  font-size: 1.4rem;
  color: var(--primary);
  cursor: pointer;
  padding: 5px;
  border-radius: 6px;
  transition: background 0.2s;
}

.sidebar-toggle-btn:hover {
  background: rgba(32,201,151,0.1);
}

.topbar-right {
  display: flex;
  align-items: center;
  gap: 10px;
}

.topbar-right .user-avatar img,
.topbar-right .user-avatar .avatar-fallback {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--primary);
}

/* ---- PAGE CONTENT ---- */
.page-content {
  padding: 25px;
  flex: 1;
}

/* ---- SIDEBAR OVERLAY (Mobile) ---- */
.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.45);
  z-index: 1040;
}

.sidebar-overlay.show {
  display: block;
}

/* =========================================
   LOGIN PAGE
========================================= */
.login-wrapper {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #e8f8f3 0%, #e0f4fb 100%);
  padding: 20px;
}

.login-box {
  width: 100%;
  max-width: 420px;
  background: #fff;
  border-radius: 18px;
  box-shadow: 0 10px 40px rgba(0,0,0,0.08);
  padding: 40px 35px;
}

.login-logo {
  text-align: center;
  margin-bottom: 25px;
}

.login-logo img {
  width: 90px;
  height: 90px;
  object-fit: contain;
  border-radius: 50%;
  border: 3px solid var(--primary);
  padding: 5px;
}

.login-logo h2 {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--primary-dark);
  margin-top: 12px;
  margin-bottom: 3px;
}

.login-logo p {
  font-size: 0.8rem;
  color: #888;
  margin: 0;
}

.login-box .form-control {
  border-radius: 9px;
  padding: 11px 15px;
  border: 1.5px solid #e0e0e0;
  font-size: 0.9rem;
}

.login-box .form-control:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(32,201,151,0.15);
}

.btn-login {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: #fff;
  border: none;
  border-radius: 9px;
  padding: 12px;
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.3px;
  width: 100%;
  transition: opacity 0.2s, transform 0.2s;
}

.btn-login:hover {
  opacity: 0.9;
  transform: translateY(-1px);
}

/* =========================================
   DASHBOARD STAT CARDS
========================================= */
.stat-card {
  border-radius: 16px;
  border: none;
  color: #fff;
  padding: 22px 22px;
  position: relative;
  overflow: hidden;
  box-shadow: 0 6px 20px rgba(0,0,0,0.1);
  min-height: 130px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}

/* Bubble decorations */
.stat-card::before,
.stat-card::after {
  content: '';
  position: absolute;
  border-radius: 50%;
  background: rgba(255,255,255,0.15);
}

.stat-card::before {
  width: 120px;
  height: 120px;
  top: -35px;
  right: -25px;
}

.stat-card::after {
  width: 70px;
  height: 70px;
  top: 20px;
  right: 60px;
  background: rgba(255,255,255,0.1);
}

.stat-card .card-icon {
  position: absolute;
  top: 18px;
  right: 20px;
  font-size: 2.3rem;
  opacity: 0.25;
}

.stat-card .stat-label {
  font-size: 0.88rem;
  font-weight: 500;
  margin-bottom: 6px;
  opacity: 0.9;
  position: relative;
  z-index: 5;
}

.stat-card .stat-number {
  font-size: 2.8rem;
  font-weight: 700;
  line-height: 1;
  margin: 0;
  position: relative;
  z-index: 5;
}

/* Gradient Colors */
.stat-purple    { background: linear-gradient(135deg, #7c3aed, #a78bfa); }
.stat-coral     { background: linear-gradient(135deg, #f43f5e, #fb7185); }
.stat-blue      { background: linear-gradient(135deg, #2563eb, #60a5fa); }
.stat-teal      { background: linear-gradient(135deg, #0d9488, #2dd4bf); }
.stat-amber     { background: linear-gradient(135deg, #d97706, #fbbf24); }

/* =========================================
   PAGE HEADER
========================================= */
.page-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 22px;
}

.page-header h4 {
  font-size: 1.2rem;
  font-weight: 700;
  margin: 0;
  color: var(--text-dark);
}

.page-header h4 i {
  color: var(--primary);
}

/* =========================================
   CARDS / TABLE CONTAINERS
========================================= */
.content-card {
  background: #fff;
  border-radius: 12px;
  border: none;
  box-shadow: var(--card-shadow);
  overflow: hidden;
}

.content-card .card-body {
  padding: 20px;
}

/* Custom Button */
.btn-primary-custom {
  background: var(--primary) !important;
  border-color: var(--primary) !important;
  color: #fff !important;
  border-radius: 8px;
  font-size: 0.88rem;
  font-weight: 600;
  padding: 8px 18px;
  transition: all 0.2s;
}

.btn-primary-custom:hover {
  background: var(--primary-dark) !important;
  border-color: var(--primary-dark) !important;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(32,201,151,0.35);
}

/* Form styling */
.form-control:focus, .form-select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(32,201,151,0.15);
}

.modal-header {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: #fff;
}

.modal-header .btn-close {
  filter: invert(1);
}

/* =========================================
   MOBILE RESPONSIVE
========================================= */
@media (max-width: 768px) {
  #sidebar {
    position: fixed;
    top: 0;
    left: -260px;
    height: 100vh;
    overflow-y: auto;
    transition: left 0.3s ease;
  }

  #sidebar.sidebar-open {
    left: 0;
  }

  #content {
    width: 100%;
  }

  .page-content {
    padding: 15px;
  }

  .stat-card {
    min-height: 110px;
  }

  .stat-card .stat-number {
    font-size: 2.2rem;
  }

  .top-navbar {
    padding: 0 15px;
  }
}

@media (min-width: 769px) {
  .sidebar-overlay {
    display: none !important;
  }
}