/* ============================================================
   DakPariksha — Premium Portal CSS
   Aesthetic: Editorial Indian Heritage meets Modern EdTech
   Fonts: Cormorant Garamond (display) + Plus Jakarta Sans (body)
   Colors: Deep Navy + Saffron + Cream + Gold
============================================================ */
@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,400;0,600;0,700;1,400;1,600&family=Plus+Jakarta+Sans:wght@300;400;500;600;700&display=swap');

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
:root{
  --navy:#0A1628; --navy-mid:#142040; --navy-light:#1E3060;
  --saffron:#F97316; --saffron-lt:#FB923C; --saffron-dim:rgba(249,115,22,0.12);
  --gold:#EAB308; --gold-dim:rgba(234,179,8,0.15);
  --cream:#FDF8F3; --cream-dark:#F5EDE0;
  --white:#FFFFFF;
  --success:#16A34A; --danger:#DC2626; --warning:#D97706;
  --muted:#64748B; --border:#E2E8F0; --border-dark:rgba(255,255,255,0.08);
  --radius:12px; --radius-lg:20px;
  --shadow:0 2px 16px rgba(10,22,40,0.07); --shadow-lg:0 12px 40px rgba(10,22,40,0.14);
  --font-display:'Cormorant Garamond',Georgia,serif;
  --font-body:'Plus Jakarta Sans',sans-serif;
}
html{font-size:16px;scroll-behavior:smooth;}
body{font-family:var(--font-body);background:var(--cream);color:var(--navy);min-height:100vh;display:flex;flex-direction:column;-webkit-font-smoothing:antialiased;}
a{color:var(--saffron);text-decoration:none;transition:color .2s;}
a:hover{color:var(--saffron-lt);}

/* SCROLLBAR */
::-webkit-scrollbar{width:5px;height:5px;}
::-webkit-scrollbar-track{background:var(--cream);}
::-webkit-scrollbar-thumb{background:var(--saffron);border-radius:3px;}

/* NAVBAR */
.navbar{background:rgba(10,22,40,0.97);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);padding:0 2rem;height:64px;display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:100;border-bottom:1px solid rgba(255,255,255,0.06);}
.navbar-brand{font-family:var(--font-display);font-size:26px;font-weight:700;text-decoration:none;letter-spacing:-0.3px;}
.brand-dak{color:var(--white);}
.brand-pariksha{color:var(--saffron);}
.navbar-links{display:flex;align-items:center;gap:6px;}
.navbar-links a{color:rgba(255,255,255,0.65);font-size:14px;font-weight:500;text-decoration:none;padding:6px 12px;border-radius:8px;transition:all .2s;}
.navbar-links a:hover{color:#fff;background:rgba(255,255,255,0.06);}
.btn-nav{background:var(--saffron)!important;color:#fff!important;padding:8px 18px!important;border-radius:8px!important;font-weight:600!important;font-size:13px!important;}
.btn-nav:hover{background:var(--saffron-lt)!important;color:#fff!important;}
.btn-logout{background:rgba(255,255,255,0.08)!important;color:rgba(255,255,255,0.7)!important;}
.btn-logout:hover{background:rgba(220,38,38,0.2)!important;color:#fff!important;}

/* MAIN */
.main-content{flex:1;}

/* FLASH */
.flash{padding:13px 20px;font-size:14px;font-weight:500;display:flex;align-items:center;gap:10px;animation:slideDown .3s ease;}
@keyframes slideDown{from{transform:translateY(-8px);opacity:0;}to{transform:translateY(0);opacity:1;}}
.flash-success{background:#DCFCE7;color:#15803D;border-bottom:2px solid #86EFAC;}
.flash-error{background:#FEE2E2;color:#B91C1C;border-bottom:2px solid #FCA5A5;}
.flash-success::before{content:'✓';font-weight:700;}
.flash-error::before{content:'✕';font-weight:700;}

/* CONTAINER */
.container{max-width:1160px;margin:0 auto;padding:2.5rem 1.5rem;}

/* BUTTONS */
.btn-primary{display:inline-flex;align-items:center;justify-content:center;gap:6px;background:var(--saffron);color:#fff;font-family:var(--font-body);font-size:14px;font-weight:600;padding:10px 20px;border-radius:var(--radius);border:none;cursor:pointer;transition:all .2s;text-decoration:none;}
.btn-primary:hover{background:var(--saffron-lt);color:#fff;transform:translateY(-1px);box-shadow:0 6px 20px rgba(249,115,22,0.3);text-decoration:none;}
.btn-secondary{display:inline-flex;align-items:center;justify-content:center;gap:6px;background:#fff;color:var(--navy);font-family:var(--font-body);font-size:14px;font-weight:600;padding:10px 20px;border-radius:var(--radius);border:1.5px solid var(--border);cursor:pointer;transition:all .2s;text-decoration:none;}
.btn-secondary:hover{border-color:var(--navy);background:var(--cream);text-decoration:none;}
.btn-sm{padding:7px 14px;font-size:13px;}
.btn-full{width:100%;}
.btn-xs{display:inline-flex;align-items:center;gap:4px;font-size:12px;font-weight:600;padding:5px 10px;border-radius:7px;border:none;cursor:pointer;transition:all .15s;text-decoration:none;font-family:var(--font-body);}
.btn-xs:hover{transform:translateY(-1px);}
.btn-view{background:#EFF6FF;color:#1D4ED8;}
.btn-view:hover{background:#DBEAFE;}
.btn-approve{background:#DCFCE7;color:#15803D;}
.btn-approve:hover{background:#BBF7D0;}
.btn-reject{background:#FEE2E2;color:#B91C1C;}
.btn-reject:hover{background:#FECACA;}
.btn-delete{background:#FEE2E2;color:#B91C1C;}
.btn-delete:hover{background:#FCA5A5;}
.btn-download{margin-top:auto;width:100%;justify-content:center;}

/* FORMS */
.form-group{display:flex;flex-direction:column;gap:6px;margin-bottom:1rem;}
.form-group label{font-size:13px;font-weight:600;color:var(--navy);}
.form-group input,.form-group select,.form-group textarea{width:100%;padding:11px 16px;border:1.5px solid var(--border);border-radius:var(--radius);font-family:var(--font-body);font-size:14px;color:var(--navy);outline:none;background:#fff;transition:border-color .2s,box-shadow .2s;}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{border-color:var(--saffron);box-shadow:0 0 0 3px rgba(249,115,22,0.1);}
.form-row-2{display:grid;grid-template-columns:1fr 1fr;gap:14px;}
.req{color:var(--danger);}
.optional,.form-group .optional{color:var(--muted);font-weight:400;font-size:12px;}
.auth-form{display:flex;flex-direction:column;gap:0;}
.card{background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);padding:1.75rem;box-shadow:var(--shadow);}

/* FILTER BAR */
.filter-bar{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:1.5rem;padding:14px 16px;background:#fff;border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);}
.filter-bar select,.filter-bar input{padding:8px 12px;border:1.5px solid var(--border);border-radius:8px;font-family:var(--font-body);font-size:14px;background:var(--cream);outline:none;cursor:pointer;color:var(--navy);transition:border-color .2s;}
.filter-bar select:focus,.filter-bar input:focus{border-color:var(--saffron);}

/* MATERIAL CARDS */
.material-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:20px;}
.material-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);padding:1.5rem;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:10px;transition:all .25s;position:relative;overflow:hidden;}
.material-card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--saffron),var(--gold));opacity:0;transition:opacity .25s;}
.material-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg);border-color:rgba(249,115,22,0.2);}
.material-card:hover::before{opacity:1;}
.material-card-top{display:flex;justify-content:space-between;align-items:center;}
.material-type-badge{font-size:11px;font-weight:600;padding:3px 10px;border-radius:20px;letter-spacing:0.3px;}
.material-type-notes{background:#DBEAFE;color:#1E40AF;}
.material-type-previous_paper{background:#FEF9C3;color:#92400E;}
.material-type-syllabus{background:#DCFCE7;color:#15803D;}
.material-type-other{background:#F1F5F9;color:#475569;}
.material-tier{font-size:12px;color:var(--muted);font-weight:500;}
.material-title{font-family:var(--font-display);font-size:17px;font-weight:600;color:var(--navy);line-height:1.4;}
.material-desc{font-size:13px;color:var(--muted);line-height:1.6;}
.material-meta{display:flex;gap:12px;font-size:12px;color:var(--muted);flex-wrap:wrap;margin-top:auto;padding-top:10px;border-top:1px solid var(--cream-dark);}

/* TABLES */
.table-wrap{overflow-x:auto;border-radius:var(--radius-lg);box-shadow:var(--shadow);border:1px solid var(--border);}
.data-table{width:100%;border-collapse:collapse;font-size:14px;background:#fff;}
.data-table th{background:var(--navy);color:rgba(255,255,255,0.85);padding:12px 16px;text-align:left;font-weight:600;font-size:12px;letter-spacing:0.5px;text-transform:uppercase;white-space:nowrap;}
.data-table td{padding:12px 16px;border-bottom:1px solid #F8FAFC;vertical-align:middle;color:var(--navy);}
.data-table tr:last-child td{border-bottom:none;}
.data-table tr:hover td{background:#FFFBF5;}

/* TABS */
.tabs{display:flex;gap:2px;margin-bottom:1.75rem;background:#fff;padding:5px;border-radius:var(--radius);border:1px solid var(--border);box-shadow:var(--shadow);width:fit-content;}
.tab{padding:8px 20px;font-size:13px;font-weight:600;color:var(--muted);text-decoration:none;border-radius:8px;transition:all .2s;}
.tab:hover{color:var(--navy);background:var(--cream);text-decoration:none;}
.tab-active{background:var(--navy);color:#fff;}
.tab-active:hover{color:#fff;background:var(--navy-light);}
.tab-badge{background:var(--saffron);color:#fff;font-size:10px;padding:1px 6px;border-radius:10px;margin-left:6px;}

/* BADGES */
.badge{display:inline-flex;align-items:center;padding:3px 10px;border-radius:20px;font-size:11px;font-weight:600;letter-spacing:0.3px;}
.badge-pending{background:#FEF9C3;color:#92400E;}
.badge-approved{background:#DCFCE7;color:#15803D;}
.badge-rejected{background:#FEE2E2;color:#B91C1C;}
.badge-admin{background:#EDE9FE;color:#5B21B6;}
.badge-contributor{background:#DBEAFE;color:#1E40AF;}
.badge-student{background:#F1F5F9;color:#475569;}

/* ACTION BUTTONS */
.action-btns{display:flex;gap:5px;flex-wrap:wrap;align-items:center;}

/* STATS & ACTION GRID */
.stats-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(155px,1fr));gap:14px;margin-bottom:2.25rem;}
.stat-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);padding:1.4rem 1rem;text-align:center;box-shadow:var(--shadow);transition:transform .2s;position:relative;overflow:hidden;}
.stat-card::after{content:'';position:absolute;bottom:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--saffron),var(--gold));}
.stat-card.stat-alert::after{background:linear-gradient(90deg,var(--gold),var(--danger));}
.stat-card:hover{transform:translateY(-2px);}
.stat-num{font-family:var(--font-display);font-size:40px;font-weight:700;color:var(--navy);line-height:1;}
.stat-label{font-size:12px;color:var(--muted);margin-top:5px;font-weight:500;letter-spacing:0.3px;}

.action-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:14px;margin-bottom:2.25rem;}
.action-card{background:#fff;border:1.5px solid var(--border);border-radius:var(--radius-lg);padding:1.6rem 1.25rem;text-align:center;text-decoration:none;color:var(--navy);transition:all .25s;position:relative;overflow:hidden;}
.action-card::before{content:'';position:absolute;inset:0;background:var(--saffron-dim);opacity:0;transition:opacity .25s;}
.action-card:hover{border-color:var(--saffron);box-shadow:0 6px 28px rgba(249,115,22,0.14);transform:translateY(-2px);text-decoration:none;}
.action-card:hover::before{opacity:1;}
.action-icon{margin-bottom:12px;display:flex;justify-content:center;position:relative;}
.action-icon svg{stroke:var(--saffron);}
.action-label{font-size:14px;font-weight:600;color:var(--navy);position:relative;}
.action-sub{font-size:12px;color:var(--muted);margin-top:4px;position:relative;}

/* SECTION TITLES */
.section-title{font-family:var(--font-display);font-size:22px;font-weight:700;color:var(--navy);margin-bottom:1.25rem;}
.page-title{font-family:var(--font-display);font-size:28px;font-weight:700;color:var(--navy);line-height:1.2;}
.page-sub{font-size:15px;color:var(--muted);margin-top:4px;line-height:1.5;}
.page-header-inner{margin-bottom:1.75rem;}
.back-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;color:var(--muted);margin-bottom:1rem;font-weight:500;transition:color .2s;}
.back-link:hover{color:var(--saffron);}

/* EMPTY STATE */
.empty-state{text-align:center;padding:4rem 1rem;color:var(--muted);}
.empty-state-icon{margin-bottom:16px;display:flex;justify-content:center;opacity:0.4;}
.empty-state p{margin-bottom:1.25rem;font-size:15px;line-height:1.6;}

/* FILE DROP ZONE */
.file-drop-zone{border:2px dashed var(--border);border-radius:var(--radius);padding:2.5rem 1rem;text-align:center;cursor:pointer;transition:all .2s;background:var(--cream);}
.file-drop-zone:hover,.file-drop-zone.drag-over{border-color:var(--saffron);background:rgba(249,115,22,0.04);}
.file-drop-text{font-size:15px;color:var(--navy);font-weight:600;margin-bottom:4px;}
.file-drop-sub{font-size:13px;color:var(--muted);}

/* FOOTER */
.footer{background:var(--navy);color:rgba(255,255,255,0.35);text-align:center;padding:1.5rem;font-size:13px;border-top:1px solid rgba(255,255,255,0.06);}

/* DASH UTILS */
.dash-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:2rem;flex-wrap:wrap;gap:12px;}

/* RESPONSIVE */
@media(max-width:768px){.navbar{padding:0 1rem;}.navbar-links{gap:4px;}.navbar-links a{font-size:13px;padding:5px 8px;}.form-row-2{grid-template-columns:1fr;}.container{padding:1.5rem 1rem;}.stats-grid{grid-template-columns:repeat(2,1fr);}}