/* ══════════════════════════════════════════════
   admin.css — Admin Paneli
   src/admin/css/admin.css
   ══════════════════════════════════════════════ */

/* ── CSS Değişkenleri ── */
:root {
    --bg:          #080514;
    --bg2:         #080f1c;
    --surface:     rgba(255,255,255,0.055);
    --surface2:    rgba(255,255,255,0.09);
    --border:      rgba(255,255,255,0.11);
    --border-acc:  rgba(59,100,220,0.45);
    --accent:      #3b64dc;
    --accent2:     #5b84ff;
    --accent-glow: rgba(59,100,220,0.22);
    --accent-soft: rgba(59,100,220,0.11);
    --text1:       #ffffff;
    --text2:       rgba(255,255,255,0.55);
    --text3:       rgba(255,255,255,0.3);
    --radius:      14px;
    --radius-sm:   8px;
    --sidebar-w:            240px;
    --sidebar-w-collapsed: 58px;
    --header-h:    56px;
    --ease:        0.28s cubic-bezier(.4,0,.2,1);
}

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

body {
    font-family: 'Outfit', sans-serif;
    background: var(--bg);
    color: var(--text1);
    min-height: 100vh;
    overflow-x: hidden;
}

body::before {
    content: '';
    position: fixed; inset: 0; z-index: 0; pointer-events: none;
    background:
        radial-gradient(ellipse 55% 40% at 10% 15%, rgba(59,100,220,0.07) 0%, transparent 60%),
        radial-gradient(ellipse 45% 45% at 90% 85%, rgba(91,132,255,0.06) 0%, transparent 60%);
}

/* Canvas */
#bgCanvas { position: fixed; inset: 0; z-index: 0; pointer-events: none; }

/* ══════════════════════════════
   AUTH EKRANI
══════════════════════════════ */
#authScreen {
    position: fixed; inset: 0; z-index: 500;
    display: flex; align-items: center; justify-content: center;
    background: var(--bg);
}

.auth-card {
    position: relative; z-index: 1;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 20px;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 40px 36px;
    width: 90%; max-width: 360px;
    animation: fadeUp 0.5s ease both;
}

.auth-logo { text-align: center; margin-bottom: 32px; }
.auth-logo h1 {
    font-size: 24px; font-weight: 700; letter-spacing: 1.5px; color: #fff;
    text-shadow: 0 0 30px rgba(59,100,220,0.6);
}
.auth-logo p {
    font-size: 12px; color: var(--text2);
    letter-spacing: 2px; text-transform: uppercase;
    margin-top: 6px; font-weight: 300;
}

.auth-field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 16px; }
.auth-field label { font-size: 12px; font-weight: 600; color: var(--text2); letter-spacing: 0.4px; }
.auth-field input {
    background: rgba(255,255,255,0.05);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 11px 14px;
    color: #fff; font-family: 'Outfit', sans-serif; font-size: 14px;
    outline: none;
    transition: border-color var(--ease), box-shadow var(--ease), background var(--ease);
}
.auth-field input::placeholder { color: var(--text3); }
.auth-field input:focus {
    border-color: var(--border-acc);
    background: rgba(59,100,220,0.06);
    box-shadow: 0 0 0 3px rgba(59,100,220,0.1);
}

.auth-btn {
    width: 100%; margin-top: 8px; padding: 13px;
    background: linear-gradient(135deg, #3b64dc, #5b84ff);
    color: #fff; border: none; border-radius: var(--radius-sm);
    font-family: 'Outfit', sans-serif; font-size: 15px; font-weight: 700;
    cursor: pointer; letter-spacing: 0.3px;
    transition: transform var(--ease), box-shadow var(--ease);
    box-shadow: 0 4px 18px rgba(59,100,220,0.35);
}
.auth-btn:hover { transform: translateY(-2px); box-shadow: 0 8px 28px rgba(59,100,220,0.5); }
.auth-btn:active { transform: translateY(0); }
.auth-btn:disabled { opacity: .5; cursor: not-allowed; transform: none; }

.auth-error {
    display: none;
    margin-top: 14px;
    background: rgba(248,113,113,0.12);
    border: 1px solid rgba(248,113,113,0.3);
    color: #f87171;
    border-radius: var(--radius-sm);
    padding: 10px 14px; font-size: 13px;
}

/* ══════════════════════════════
   APP SHELL
══════════════════════════════ */
#shell {
    display: flex;
    min-height: 100vh;
    position: relative; z-index: 1;
}

/* ══════════════════════════════
   SIDEBAR OVERLAY (mobil)
══════════════════════════════ */
/* ══════════════════════════════
   SIDEBAR — position:fixed (öğretmen ile aynı mimari)
══════════════════════════════ */
#sidebar {
    width: var(--sidebar-w);
    min-height: 100vh;
    background: rgba(255,255,255,0.038);
    border-right: 1px solid var(--border);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    display: flex; flex-direction: column;
    position: fixed; left: 0; top: 0; bottom: 0;
    z-index: 150;
    transition: transform var(--ease);
    animation: slideLeft 0.45s ease both;
}
@keyframes slideLeft {
    from { transform: translateX(-20px); opacity: 0; }
    to   { transform: translateX(0);     opacity: 1; }
}

.sidebar-logo {
    padding: 26px 22px 22px;
    border-bottom: 1px solid var(--border);
}
.sidebar-logo h1 {
    font-size: 19px; font-weight: 700; letter-spacing: 1.2px;
    color: #fff; text-shadow: 0 0 28px rgba(59,100,220,0.6);
}
.sidebar-logo p {
    font-size: 10px; color: var(--text2);
    letter-spacing: 2.5px; text-transform: uppercase;
    margin-top: 5px; font-weight: 300;
}

.sidebar-nav {
    flex: 1; padding: 12px 10px;
    list-style: none;
    display: flex; flex-direction: column; gap: 2px;
    overflow-y: auto;
}

.nav-section-label {
    font-size: 9px; font-weight: 700; letter-spacing: 2.5px;
    text-transform: uppercase; color: var(--text3);
    padding: 14px 12px 5px; list-style: none;
}

.nav-item {
    display: flex; align-items: center; gap: 11px;
    padding: 10px 13px; border-radius: 10px;
    color: var(--text2); font-size: 14px; font-weight: 400;
    cursor: pointer; list-style: none;
    transition: background var(--ease), color var(--ease);
    position: relative; border: 1px solid transparent;
}
.nav-item:hover { background: rgba(255,255,255,0.07); color: #fff; }
.nav-item.active {
    background: var(--accent-soft); color: var(--accent2);
    border-color: var(--border-acc); font-weight: 600;
    box-shadow: 0 0 18px var(--accent-glow);
}
.nav-item.active::before {
    content: '';
    position: absolute; left: 0; top: 22%; bottom: 22%;
    width: 3px; border-radius: 0 3px 3px 0;
    background: var(--accent2); box-shadow: 0 0 8px var(--accent2);
}
.nav-icon { font-size: 16px; flex-shrink: 0; }

.nav-badge {
    margin-left: auto;
    background: rgba(59,100,220,0.2);
    color: var(--accent2);
    font-size: 10px; font-weight: 700;
    padding: 2px 7px; border-radius: 20px;
    min-width: 22px; text-align: center;
}

/* ── Sidebar Footer ── */
.sidebar-footer {
    padding: 14px 10px;
    border-top: 1px solid var(--border);
}
.user-pill {
    display: flex; align-items: center; gap: 10px;
    padding: 10px; border-radius: 10px;
    background: var(--surface2);
}
.user-avatar {
    width: 34px; height: 34px; border-radius: 8px;
    background: linear-gradient(135deg, var(--accent), var(--accent2));
    display: flex; align-items: center; justify-content: center;
    font-size: 14px; font-weight: 700; color: #fff; flex-shrink: 0;
}
.user-name {
    font-size: 13px; font-weight: 600; color: var(--text1);
    overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.user-role {
    font-size: 10px; color: var(--text3);
    text-transform: uppercase; letter-spacing: .05em;
}
.logout-btn {
    background: none; border: none; color: var(--text3);
    font-size: 16px; cursor: pointer; padding: 4px;
    border-radius: 6px; flex-shrink: 0;
    transition: color var(--ease), background var(--ease);
}
.logout-btn:hover { color: #ef4444; background: rgba(239,68,68,0.12); }

/* ══════════════════════════════
   HEADER — position:fixed, left: sidebar-w
══════════════════════════════ */
#header {
    position: fixed;
    top: 0; left: var(--sidebar-w); right: 0;
    height: var(--header-h);
    display: flex; align-items: center; gap: 14px;
    padding: 0 22px; z-index: 200;
    background: rgba(8,5,20,0.75);
    border-bottom: 1px solid var(--border);
    backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
}
.hamburger:hover { color: #fff; }

.breadcrumb { display: flex; align-items: center; gap: 8px; font-size: 14px; color: var(--text2); }
.breadcrumb-home { cursor: pointer; transition: color var(--ease); }
.breadcrumb-home:hover { color: #fff; }
.breadcrumb-sep { color: var(--text3); }
.breadcrumb-current { color: #fff; font-weight: 600; }

/* ══════════════════════════════
   MAIN — margin-left: sidebar-w (öğretmen ile aynı)
══════════════════════════════ */
#main {
    margin-left: var(--sidebar-w);
    margin-top: var(--header-h);
    flex: 1; padding: 28px 28px 40px;
    min-height: calc(100vh - var(--header-h));
    position: relative; z-index: 1;
}

/* ══════════════════════════════
   SAYFA SİSTEMİ
══════════════════════════════ */
.page { display: none; animation: fadeUp 0.4s ease both; }
.page.active { display: block; }

@keyframes fadeUp {
    from { opacity: 0; transform: translateY(16px); }
    to   { opacity: 1; transform: translateY(0); }
}

.page-header { margin-bottom: 24px; }
.page-header h2 { font-size: 22px; font-weight: 700; }
.page-header p  { font-size: 13px; color: var(--text2); margin-top: 4px; }
#welcomeSub { font-size: 13px; color: var(--text2); margin-top: 4px; }

/* ══════════════════════════════
   STAT KARTLARI
══════════════════════════════ */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 16px; margin-bottom: 24px;
}
.stat-card {
    background: var(--surface); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 22px 20px;
    backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
    position: relative; overflow: hidden;
    transition: transform var(--ease), box-shadow var(--ease), border-color var(--ease);
    animation: fadeUp 0.5s ease both;
}
.stat-card:nth-child(2) { animation-delay: 0.07s; }
.stat-card:nth-child(3) { animation-delay: 0.14s; }
.stat-card:nth-child(4) { animation-delay: 0.21s; }
.stat-card::after {
    content: ''; position: absolute; top: 0; left: 0; right: 0; height: 1px;
    opacity: 0; transition: opacity var(--ease);
}
.stat-card:hover { transform: translateY(-4px); }
.stat-card:hover::after { opacity: 1; }

.stat-icon  { font-size: 26px; margin-bottom: 12px; }
.stat-val   { font-size: 30px; font-weight: 700; line-height: 1; }
.stat-label { font-size: 11px; color: var(--text2); margin-top: 6px; letter-spacing: 0.8px; text-transform: uppercase; font-weight: 300; }

.stat-card.s-purple { border-color: rgba(139,92,246,0.28); }
.stat-card.s-purple::after { background: linear-gradient(90deg, transparent, rgba(139,92,246,0.7), transparent); }
.stat-card.s-purple:hover { box-shadow: 0 14px 36px rgba(139,92,246,0.14); border-color: rgba(139,92,246,0.5); }
.stat-card.s-blue { border-color: rgba(59,100,220,0.28); }
.stat-card.s-blue::after { background: linear-gradient(90deg, transparent, rgba(59,100,220,0.7), transparent); }
.stat-card.s-blue:hover { box-shadow: 0 14px 36px rgba(59,100,220,0.14); border-color: rgba(59,100,220,0.5); }
.stat-card.s-amber { border-color: rgba(251,191,36,0.28); }
.stat-card.s-amber::after { background: linear-gradient(90deg, transparent, rgba(251,191,36,0.6), transparent); }
.stat-card.s-amber:hover { box-shadow: 0 14px 36px rgba(251,191,36,0.1); border-color: rgba(251,191,36,0.5); }
.stat-card.s-green { border-color: rgba(34,197,94,0.28); }
.stat-card.s-green::after { background: linear-gradient(90deg, transparent, rgba(34,197,94,0.6), transparent); }
.stat-card.s-green:hover { box-shadow: 0 14px 36px rgba(34,197,94,0.1); border-color: rgba(34,197,94,0.5); }

/* ══════════════════════════════
   TOOLBAR
══════════════════════════════ */
.toolbar {
    display: flex; align-items: center; gap: 12px;
    flex-wrap: wrap; margin-bottom: 20px;
}
.search-wrap {
    display: flex; align-items: center; gap: 10px;
    flex: 1; min-width: 200px;
    background: var(--surface); border: 1px solid var(--border);
    border-radius: var(--radius-sm); padding: 0 14px;
    transition: border-color var(--ease);
}
.search-wrap:focus-within { border-color: var(--border-acc); }
.search-wrap .icon { font-size: 15px; flex-shrink: 0; }
.search-input {
    flex: 1; background: none; border: none; outline: none;
    color: #fff; font-family: 'Outfit', sans-serif; font-size: 14px; padding: 11px 0;
}
.search-input::placeholder { color: var(--text3); }

.filter-select {
    background: var(--surface); border: 1px solid var(--border);
    border-radius: var(--radius-sm); padding: 11px 14px;
    color: #fff; font-family: 'Outfit', sans-serif; font-size: 14px;
    outline: none; cursor: pointer; appearance: none;
    transition: border-color var(--ease); min-width: 150px;
}
.filter-select:focus { border-color: var(--border-acc); }
.filter-select option { background: #080514; color: #fff; }

.count-badge { font-size: 13px; color: var(--text2); white-space: nowrap; padding: 0 4px; }
.count-badge strong { color: var(--accent2); }

/* ══════════════════════════════
   ÖĞRENCİ GRID
══════════════════════════════ */
.students-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(210px, 1fr));
    gap: 14px;
}
.student-card {
    background: var(--surface); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 18px;
    backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
    transition: transform var(--ease), box-shadow var(--ease), border-color var(--ease);
    animation: fadeUp 0.45s ease both;
}
.student-card:hover {
    transform: translateY(-4px); border-color: var(--border-acc);
    box-shadow: 0 12px 28px rgba(59,100,220,0.12);
}
.sc-top { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; }
.sc-avatar {
    width: 42px; height: 42px; border-radius: 8px;
    display: flex; align-items: center; justify-content: center;
    font-size: 17px; font-weight: 700; color: #fff; flex-shrink: 0;
    box-shadow: 0 4px 12px rgba(0,0,0,0.3);
}
.sc-info { flex: 1; min-width: 0; }
.sc-name { font-size: 14px; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.sc-no   { font-size: 11px; color: var(--text2); margin-top: 2px; }
.sc-meta { display: flex; flex-wrap: wrap; gap: 5px; }
.sc-chip { display: inline-flex; align-items: center; gap: 4px; padding: 3px 9px; border-radius: 20px; font-size: 10px; font-weight: 500; }
.sc-chip--sinif, .sc-chip.sinif { background: rgba(59,100,220,0.1); border: 1px solid rgba(59,100,220,0.25); color: var(--accent2); }
.sc-chip--rol,   .sc-chip.rol   { background: rgba(139,92,246,0.1); border: 1px solid rgba(139,92,246,0.25); color: #a78bfa; }

/* ══════════════════════════════
   SINIF GRID
══════════════════════════════ */
.class-cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(170px, 1fr));
    gap: 14px;
}
.class-card {
    background: var(--surface); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 26px 18px;
    text-align: center; cursor: pointer;
    backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
    transition: transform var(--ease), box-shadow var(--ease), border-color var(--ease);
    animation: fadeUp 0.45s ease both;
}
.class-card:hover {
    transform: translateY(-5px); border-color: var(--border-acc);
    box-shadow: 0 14px 36px rgba(59,100,220,0.13);
}
.class-icon  { font-size: 32px; margin-bottom: 10px; }
.class-name  { font-size: 15px; font-weight: 700; margin-bottom: 5px; }
.class-count { font-size: 12px; color: var(--text2); font-weight: 300; }

/* ══════════════════════════════
   SKELETON
══════════════════════════════ */
.skeleton-card {
    background: var(--surface); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 22px 20px;
    display: flex; flex-direction: column; gap: 12px;
}
.sk-line {
    height: 14px; border-radius: 6px;
    background: linear-gradient(90deg, rgba(255,255,255,0.06) 25%, rgba(255,255,255,0.12) 50%, rgba(255,255,255,0.06) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.4s infinite;
}
@keyframes shimmer {
    from { background-position: 200% 0; }
    to   { background-position: -200% 0; }
}

/* ══════════════════════════════
   EMPTY STATE
══════════════════════════════ */
.empty-state { text-align: center; padding: 52px 20px; color: var(--text2); }
.e-icon { font-size: 44px; margin-bottom: 14px; opacity: 0.4; }

/* ══════════════════════════════
   SCROLLBAR
══════════════════════════════ */
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.1); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,0.22); }

/* ══════════════════════════════
   RESPONSIVE
══════════════════════════════ */
@media (max-width: 768px) {
    #sidebar { transform: translateX(-100%); }
    #sidebar.open { transform: translateX(0); }
    #header { left: 0; }
    #main { margin-left: 0; padding: 20px 16px 32px; }
    .stats-grid { grid-template-columns: 1fr 1fr; }
    .students-grid { grid-template-columns: 1fr; }
    .class-cards-grid { grid-template-columns: 1fr 1fr; }
    .toolbar { flex-direction: column; align-items: stretch; }
    .search-wrap, .filter-select { min-width: unset; }
}
@media (max-width: 400px) {
    .stats-grid, .class-cards-grid { grid-template-columns: 1fr; }
}
/* ══════════════════════════════
   TEK TOGGLE BUTONU — #sb-toggle
   Desktop: header solda (breadcrumb solunda)
   Mobil:   header sağda
══════════════════════════════ */
#sb-toggle {
    width: 34px; height: 34px;
    background: rgba(255,255,255,0.07);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text2);
    cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
    transition: background var(--ease), color var(--ease);
    padding: 6px;
    order: -1; /* desktop: solda */
    position: relative;
    z-index: 300; /* overlay ve sidebar'ın üstünde */
}
#sb-toggle svg { width: 16px; height: 16px; }

#sb-toggle:hover { background: rgba(255,255,255,0.13); color: var(--text1); }

/* Mobil: sağa taşı */
@media (max-width: 768px) {
    #sb-toggle { order: 99; margin-left: auto; }
    #sidebar { transform: translateX(-100%); transition: transform 0.3s cubic-bezier(.4,0,.2,1); }
    #sidebar.open { transform: translateX(0); box-shadow: 4px 0 40px rgba(0,0,0,0.7); }
    #header  { left: 0; }
    #main    { margin-left: 0; }
}

/* ══════════════════════════════
   3-STATE: açık → ikonlar → kapalı
══════════════════════════════ */

/* STATE 1 — sadece ikonlar */
body.sb-icons #sidebar  { width: 58px; }
body.sb-icons #header   { left: 58px; }
body.sb-icons #main     { margin-left: 58px; }
body.sb-icons .sidebar-logo { display: flex; justify-content: center; padding: 18px 0; }
body.sb-icons .sidebar-logo h1,
body.sb-icons .sidebar-logo p { display: none; }
body.sb-icons .nav-section-label { visibility: hidden; height: 20px; padding: 4px 0; }
body.sb-icons .nav-item {
    justify-content: center; padding: 11px 0;
    overflow: hidden; width: 58px;
}
body.sb-icons .nav-label,
body.sb-icons .nav-badge { display: none; }
body.sb-icons .nav-item.active::before { display: none; }
body.sb-icons .nav-item .nav-icon { font-size: 18px; }
/* Tooltip */
body.sb-icons .nav-item { position: relative; }
body.sb-icons .nav-item::after {
    content: attr(data-label);
    position: absolute; left: 62px; top: 50%;
    transform: translateY(-50%);
    background: rgba(12,10,30,0.96);
    border: 1px solid var(--border);
    color: var(--text1);
    font-size: 12px; font-weight: 500;
    padding: 5px 11px; border-radius: 7px;
    white-space: nowrap; pointer-events: none;
    opacity: 0; transition: opacity 0.15s; z-index: 300;
}
body.sb-icons .nav-item:hover::after { opacity: 1; }
body.sb-icons .user-pill { justify-content: center; padding: 8px 0; background: none; }
body.sb-icons .user-name,
body.sb-icons .user-role,
body.sb-icons .logout-btn { display: none; }
body.sb-icons .user-avatar { margin: 0 auto; }

/* STATE 2 — tamamen kapalı */
body.sb-hidden #sidebar { width: 0; overflow: hidden; border-right: none; }
body.sb-hidden #header  { left: 0; }
body.sb-hidden #main    { margin-left: 0; }

/* Geçiş animasyonu */
#sidebar { transition: width 0.3s cubic-bezier(.4,0,.2,1), border-color var(--ease); }
#header  { transition: left 0.3s cubic-bezier(.4,0,.2,1); }
#main    { transition: margin-left 0.3s cubic-bezier(.4,0,.2,1); }

/* Mobil'de state sistemi çalışmaz */
@media (max-width: 768px) {
    body.sb-icons #sidebar,
    body.sb-hidden #sidebar { width: var(--sidebar-w); overflow: visible; border-right: 1px solid var(--border); transform: translateX(-100%); }
    body.sb-icons #sidebar.open,
    body.sb-hidden #sidebar.open { transform: translateX(0); }
    body.sb-icons #header,
    body.sb-hidden #header { left: 0; }
    body.sb-icons #main,
    body.sb-hidden #main { margin-left: 0; }
    body.sb-icons .sidebar-logo h1,
    body.sb-icons .sidebar-logo p { display: block; }
    body.sb-icons .sidebar-logo { justify-content: flex-start; padding: 26px 22px 22px; }
    body.sb-icons .nav-item { justify-content: flex-start; padding: 10px 13px; overflow: visible; width: auto; }
    body.sb-icons .nav-label,
    body.sb-icons .nav-badge { display: revert; }
}

/* ══════════════════════════════
   MOBİL DROPDOWN MENU
══════════════════════════════ */
#mobileMenu {
    display: none; /* desktop'ta gizli */
}

@media (max-width: 768px) {
    /* Sidebar'ı tamamen gizle */
    #sidebar { display: none !important; }

    #mobileMenu {
        display: block;
        position: fixed;
        top: var(--header-h);
        left: 0; right: 0;
        z-index: 500;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.35s cubic-bezier(.4,0,.2,1);
        background: rgba(8,5,20,0.97);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        border-bottom: 1px solid var(--border);
    }

    #mobileMenu.open {
        max-height: 80vh;
        overflow-y: auto;
    }

    .mobile-nav {
        padding: 10px 12px 20px;
        display: flex;
        flex-direction: column;
        gap: 2px;
    }

    .mobile-nav-section {
        font-size: 9px;
        font-weight: 700;
        letter-spacing: 2.5px;
        text-transform: uppercase;
        color: var(--text3);
        padding: 14px 12px 5px;
    }

    .mobile-nav-item {
        display: flex;
        align-items: center;
        gap: 12px;
        padding: 13px 16px;
        border-radius: 10px;
        color: var(--text2);
        font-size: 15px;
        font-weight: 500;
        cursor: pointer;
        border: 1px solid transparent;
        transition: background var(--ease), color var(--ease);
    }

    .mobile-nav-item:hover,
    .mobile-nav-item:active {
        background: rgba(255,255,255,0.07);
        color: var(--text1);
    }

    .mobile-nav-item.active {
        background: var(--accent-soft);
        color: var(--accent2);
        border-color: var(--border-acc);
        font-weight: 600;
    }

    .mobile-nav-divider {
        height: 1px;
        background: var(--border);
        margin: 8px 12px;
    }

    .mobile-nav-logout {
        color: rgba(248,113,113,0.8);
    }
    .mobile-nav-logout:hover { color: #f87171; background: rgba(239,68,68,0.1); }
}

/* ══════════════════════════════
   TABLO — denemeler, raporlar vb.
══════════════════════════════ */
table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}
thead th {
    text-align: left;
    padding: 10px 14px;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--text3);
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
}
tbody tr {
    border-bottom: 1px solid var(--border);
    transition: background var(--ease);
}
tbody tr:last-child { border-bottom: none; }
tbody tr:hover { background: rgba(255,255,255,0.03); }
tbody td {
    padding: 12px 14px;
    color: var(--text1);
    vertical-align: middle;
}

/* ══════════════════════════════
   BUTONLAR
══════════════════════════════ */
.btn {
    display: inline-flex; align-items: center; gap: 5px;
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    font-family: 'Outfit', sans-serif;
    font-size: 13px; font-weight: 600;
    cursor: pointer; border: 1px solid var(--border);
    background: var(--surface); color: var(--text1);
    transition: background var(--ease), border-color var(--ease),
                transform var(--ease), box-shadow var(--ease);
    white-space: nowrap;
    line-height: 1;
}
.btn:hover { background: var(--surface2); border-color: rgba(255,255,255,0.2); }
.btn:active { transform: scale(0.97); }

.btn-primary {
    background: linear-gradient(135deg, var(--accent), var(--accent2));
    border-color: transparent; color: #fff;
    box-shadow: 0 4px 14px rgba(59,100,220,0.3);
}
.btn-primary:hover {
    box-shadow: 0 6px 20px rgba(59,100,220,0.45);
    background: linear-gradient(135deg, #4a73eb, #6b93ff);
    border-color: transparent;
}

.btn-danger {
    background: rgba(239,68,68,0.15);
    border-color: rgba(239,68,68,0.35);
    color: #f87171;
}
.btn-danger:hover {
    background: rgba(239,68,68,0.25);
    border-color: rgba(239,68,68,0.55);
}

.btn-sm {
    padding: 5px 11px;
    font-size: 12px;
}

/* ══════════════════════════════
   PAGE HEADER — butonlu varyant
══════════════════════════════ */
.page-header {
    display: flex; align-items: flex-start;
    justify-content: space-between; flex-wrap: wrap;
    gap: 12px; margin-bottom: 20px;
}
.page-header h2 { font-size: 22px; font-weight: 700; }
.page-header p  { font-size: 13px; color: var(--text2); margin-top: 4px; }

/* ══════════════════════════════
   KUL-TOOLBAR (filtre satırı)
   denemeler.js ve diğer modüller kullanır
══════════════════════════════ */
.kul-toolbar {
    display: flex; align-items: center;
    gap: 10px; flex-wrap: wrap;
}
.kul-toolbar input[type="text"],
.kul-toolbar select {
    background: var(--surface);
    border: 1.5px solid var(--border);
    border-radius: 10px;
    padding: 10px 14px;
    color: var(--text1);
    font-family: 'Outfit', sans-serif;
    font-size: 14px; outline: none;
    transition: border-color var(--ease);
}
.kul-toolbar input[type="text"]:focus,
.kul-toolbar select:focus { border-color: var(--border-acc); }
.kul-toolbar input[type="text"]::placeholder { color: var(--text3); }
.kul-toolbar select option { background: #080514; color: #fff; }

/* Mobilde dikey */
@media (max-width: 600px) {
    .kul-toolbar { flex-direction: column; align-items: stretch; }
    .kul-toolbar input[type="text"],
    .kul-toolbar select { width: 100%; }
}

/* ══════════════════════════════
   CARD — genel beyaz kutu
══════════════════════════════ */
.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 0;          /* tablo kendi padding'ini taşır */
    overflow: hidden;
}

/* ══════════════════════════════
   MODAL
══════════════════════════════ */
.modal {
    position: fixed; inset: 0; z-index: 600;
    display: flex; align-items: center; justify-content: center;
    background: rgba(0,0,0,0.65);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    padding: 20px;
}
.modal-content {
    background: #0e0c1e;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 28px 24px;
    width: 100%; max-height: 90vh;
    overflow-y: auto;
    animation: fadeUp 0.25s ease both;
    box-shadow: 0 24px 60px rgba(0,0,0,0.6);
}
.modal-header {
    display: flex; align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
    padding-bottom: 14px;
    border-bottom: 1px solid var(--border);
}
.modal-header h3 { font-size: 16px; font-weight: 700; }
.modal-close {
    background: none; border: none;
    color: var(--text3); font-size: 22px;
    cursor: pointer; line-height: 1; padding: 2px 6px;
    border-radius: 6px;
    transition: color var(--ease), background var(--ease);
}
.modal-close:hover { color: var(--text1); background: rgba(255,255,255,0.08); }

/* Modal input'lar */
.modal-content input[type="text"],
.modal-content input[type="date"],
.modal-content input[type="number"],
.modal-content select,
.modal-content textarea {
    background: var(--surface);
    border: 1.5px solid var(--border);
    border-radius: 10px;
    color: var(--text1);
    font-family: 'Outfit', sans-serif;
    font-size: 14px;
    outline: none;
    transition: border-color var(--ease);
}
.modal-content input:focus,
.modal-content select:focus,
.modal-content textarea:focus { border-color: var(--border-acc); }
.modal-content input::placeholder,
.modal-content textarea::placeholder { color: var(--text3); }
.modal-content select option { background: #0e0c1e; color: #fff; }

/* ══════════════════════════════
   DENEMELER — stat kartları
   (stat-toplam, stat-ogretmen)
══════════════════════════════ */
.stat-card.stat-toplam {
    border-color: rgba(59,100,220,0.28);
}
.stat-card.stat-toplam:hover {
    box-shadow: 0 14px 36px rgba(59,100,220,0.14);
    border-color: rgba(59,100,220,0.5);
}
.stat-card.stat-ogretmen {
    border-color: rgba(34,197,94,0.28);
}
.stat-card.stat-ogretmen:hover {
    box-shadow: 0 14px 36px rgba(34,197,94,0.1);
    border-color: rgba(34,197,94,0.5);
}
.stat-value { font-size: 30px; font-weight: 700; line-height: 1; }
.stat-label { font-size: 11px; color: var(--text2); margin-top: 6px;
    letter-spacing: 0.8px; text-transform: uppercase; font-weight: 300; }

/* ══════════════════════════════
   RESPONSIVE — tablo mobil
══════════════════════════════ */
@media (max-width: 600px) {
    /* Tablo yatay scroll */
    .card { overflow-x: auto; }

    thead th, tbody td {
        padding: 10px 10px;
        font-size: 13px;
    }

    /* İşlemler sütunu: butonları dikey diz */
    tbody td:last-child > div {
        flex-direction: column;
        gap: 4px;
    }
    .btn-sm { width: 100%; justify-content: center; }
}

/* ══════════════════════════════════════════════
   YETKİ YÖNETİMİ
══════════════════════════════════════════════ */

.yetki-info-banner {
    margin-bottom: 20px;
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    font-size: 14px;
    line-height: 1.5;
}
.yetki-info-banner.info-edit {
    background: rgba(59,100,220,0.1);
    border: 1px solid rgba(59,100,220,0.25);
    color: var(--accent2);
}
.yetki-info-banner.info-view {
    background: rgba(251,191,36,0.08);
    border: 1px solid rgba(251,191,36,0.25);
    color: #fbbf24;
}

.yetki-hata {
    padding: 16px;
    background: rgba(239,68,68,0.1);
    border: 1px solid rgba(239,68,68,0.3);
    border-radius: var(--radius-sm);
    color: #f87171;
    font-size: 14px;
}

.yetki-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.yetki-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    animation: fadeUp 0.4s ease both;
}

.yetki-card-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 18px;
    border-bottom: 1px solid var(--border);
}
.yetki-card-count {
    font-size: 11px;
    color: var(--text3);
    margin-top: 2px;
}

.yetki-card-body { padding: 8px 0; }

.yetki-satir {
    border-bottom: 1px solid rgba(255,255,255,0.05);
    transition: background var(--ease);
}
.yetki-satir:last-child { border-bottom: none; }
.yetki-satir.aktif { background: rgba(59,100,220,0.04); }

.yetki-satir-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 11px 18px;
    gap: 10px;
}

.yetki-sol {
    display: flex;
    align-items: center;
    gap: 10px;
    min-width: 0;
}
.yetki-sayfa-icon { font-size: 18px; flex-shrink: 0; }
.yetki-sayfa-ad   { font-size: 13px; font-weight: 600; color: var(--text1); }
.yetki-sayfa-desc { font-size: 11px; color: var(--text3); margin-top: 1px; }
.yetki-sag        { flex-shrink: 0; }

.yetki-aksiyonlar {
    background: rgba(0,0,0,0.15);
    border-top: 1px solid rgba(255,255,255,0.05);
    padding: 6px 0;
}

.yetki-aks-satir {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 18px 8px 38px;
    gap: 10px;
}
.yetki-aks-sol {
    display: flex;
    align-items: center;
    gap: 9px;
    min-width: 0;
}
.yetki-aks-icon { font-size: 14px; flex-shrink: 0; }
.yetki-aks-ad   { font-size: 12px; font-weight: 600; color: var(--text2); }
.yetki-aks-desc { font-size: 10px; color: var(--text3); margin-top: 1px; }

.yetki-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 4px;
}

/* ── Toggle büyük (sayfa erişimi) ── */
.ytoggle {
    display: inline-flex;
    align-items: center;
    cursor: pointer;
    position: relative;
}
.ytoggle input { position: absolute; opacity: 0; width: 0; height: 0; }

.ytoggle-track {
    width: 40px; height: 22px;
    background: rgba(255,255,255,0.1);
    border: 1px solid var(--border);
    border-radius: 20px;
    position: relative;
    transition: background var(--ease), border-color var(--ease), box-shadow var(--ease);
}
.ytoggle-thumb {
    width: 16px; height: 16px;
    background: rgba(255,255,255,0.4);
    border-radius: 50%;
    position: absolute;
    top: 2px; left: 2px;
    transition: transform var(--ease), background var(--ease);
}
.ytoggle.on .ytoggle-track {
    background: var(--accent);
    border-color: var(--accent);
    box-shadow: 0 0 10px rgba(59,100,220,0.4);
}
.ytoggle.on .ytoggle-thumb {
    transform: translateX(18px);
    background: #fff;
}
.ytoggle.disabled { cursor: not-allowed; opacity: 0.45; }

/* ── Toggle küçük (aksiyon izinleri) ── */
.ytoggle-sm {
    display: inline-flex;
    align-items: center;
    cursor: pointer;
    position: relative;
    --ytoggle-sm-color: #16a34a;
}
.ytoggle-sm input { position: absolute; opacity: 0; width: 0; height: 0; }

.ytoggle-sm-track {
    width: 32px; height: 18px;
    background: rgba(255,255,255,0.08);
    border: 1px solid var(--border);
    border-radius: 20px;
    position: relative;
    transition: background var(--ease), border-color var(--ease);
}
.ytoggle-sm-thumb {
    width: 12px; height: 12px;
    background: rgba(255,255,255,0.35);
    border-radius: 50%;
    position: absolute;
    top: 2px; left: 2px;
    transition: transform var(--ease), background var(--ease);
}
.ytoggle-sm.on .ytoggle-sm-track {
    background: var(--ytoggle-sm-color);
    border-color: var(--ytoggle-sm-color);
}
.ytoggle-sm.on .ytoggle-sm-thumb {
    transform: translateX(14px);
    background: #fff;
}
.ytoggle-sm.disabled { cursor: not-allowed; opacity: 0.45; }

@media (max-width: 768px) {
    .yetki-grid { grid-template-columns: 1fr; }
    .yetki-actions { flex-direction: column; }
    .yetki-actions .btn { width: 100%; justify-content: center; }
}

/* ══════════════════════════════════════════════
   BAKIM - DENEME
   ══════════════════════════════════════════════ */

/* ── Kart padding — bakım sayfasına özel ── */
.bakim-card {
    padding: 20px 22px;
}

/* ── Bölüm başlığı ── */
.bakim-baslik {
    font-size: 15px;
    font-weight: 700;
    color: var(--text1);
    margin-bottom: 8px;
}

/* ── Açıklama metni ── */
.bakim-aciklama {
    font-size: 13px;
    color: var(--text2);
    line-height: 1.6;
    margin-bottom: 16px;
}
.bakim-aciklama strong { color: var(--text1); }

/* ── Yükleniyor / boş durum ── */
.bakim-yukleniyor {
    padding: 24px;
    text-align: center;
    color: var(--text2);
    font-size: 14px;
}

/* ── Temiz durum ── */
.bakim-temiz {
    font-weight: 600;
    text-align: center;
    padding: 24px;
    color: #4ade80;
}

/* ── Hata ── */
.bakim-hata {
    padding: 16px 20px;
    border-radius: var(--radius-sm);
    background: rgba(239,68,68,0.12);
    border: 1px solid rgba(239,68,68,0.3);
    color: #f87171;
    font-size: 14px;
}

/* ── Uyarı satırları ── */
.bakim-uyari-red {
    font-size: 13px;
    font-weight: 600;
    color: #f87171;
    margin-bottom: 12px;
    padding: 10px 14px;
    background: rgba(239,68,68,0.08);
    border: 1px solid rgba(239,68,68,0.2);
    border-radius: var(--radius-sm);
}
.bakim-uyari-amber {
    font-size: 13px;
    font-weight: 600;
    color: #fbbf24;
    margin-bottom: 12px;
    padding: 10px 14px;
    background: rgba(251,191,36,0.08);
    border: 1px solid rgba(251,191,36,0.2);
    border-radius: var(--radius-sm);
}

/* ── Kart kenarlık varyantları ── */
.bakim-card-red   { border-color: rgba(239,68,68,0.35) !important; }
.bakim-card-amber { border-color: rgba(251,191,36,0.3)  !important; }

/* ── Grup başlığı satırı ── */
.bakim-grup-baslik {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
    margin-bottom: 14px;
}

/* ── Chip (küçük etiket) ── */
.bakim-chip {
    display: inline-flex;
    align-items: center;
    border-radius: 6px;
    padding: 2px 9px;
    font-size: 11px;
    font-weight: 700;
    white-space: nowrap;
}
.bakim-chip-sinif {
    background: rgba(59,100,220,0.12);
    border: 1px solid rgba(59,100,220,0.3);
    color: var(--accent2);
}
.bakim-chip-red {
    background: rgba(239,68,68,0.12);
    border: 1px solid rgba(239,68,68,0.3);
    color: #f87171;
}
.bakim-chip-green {
    background: rgba(34,197,94,0.12);
    border: 1px solid rgba(34,197,94,0.3);
    color: #4ade80;
    font-size: 10px;
}
.bakim-chip-amber {
    background: rgba(251,191,36,0.1);
    border: 1px solid rgba(251,191,36,0.3);
    color: #fbbf24;
}

/* ── Tablo sarmalayıcı (yatay scroll) ── */
.bakim-tablo-wrap {
    overflow-x: auto;
    margin-bottom: 14px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
}
.bakim-tablo-wrap table { margin: 0; }

/* ── Seçili satır vurgusu ── */
.bakim-satir-secili {
    background: rgba(59,100,220,0.1) !important;
}

/* ── Ders chip'i ── */
.bakim-ders-chip {
    display: inline-block;
    background: var(--surface2);
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 1px 6px;
    margin: 1px;
    font-size: 11px;
    color: var(--text1);
}
.bakim-dogru  { color: #4ade80; }
.bakim-yanlis { color: #f87171; }

/* ── Aksiyon satırı ── */
.bakim-aksiyonlar {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
    padding-top: 14px;
    border-top: 1px solid var(--border);
    margin-top: 4px;
}

/* ── Not metni ── */
.bakim-not {
    font-size: 12px;
    color: var(--text3);
}

/* ── Tümünü seç satırı ── */
.bakim-tumunu-sec-wrap {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 10px;
}
.bakim-tumunu-sec-label {
    font-size: 13px;
    font-weight: 600;
    color: var(--text2);
    cursor: pointer;
}
.bakim-tumunu-sec-label:hover { color: var(--text1); }

/* ── Öğrenci checkbox grid ── */
.bakim-ogr-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 6px;
    margin-bottom: 16px;
}

/* ── Öğrenci seçim kutusu ── */
.bakim-ogr-label {
    display: flex;
    align-items: center;
    gap: 9px;
    padding: 8px 12px;
    background: var(--surface);
    border: 1.5px solid var(--border);
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 13px;
    transition: border-color var(--ease), background var(--ease);
}
.bakim-ogr-label:hover {
    border-color: var(--border-acc);
    background: var(--surface2);
}

/* ── Mobil ── */
@media (max-width: 600px) {
    .bakim-card { padding: 14px; }
    .bakim-ogr-grid { grid-template-columns: 1fr; }
    .bakim-grup-baslik { gap: 7px; }
    .bakim-aksiyonlar { flex-direction: column; align-items: flex-start; }
}

/* ══════════════════════════════════════════════
   KARNE NOTU MODÜLÜ
   ══════════════════════════════════════════════ */

/* ── Toolbar ── */
.kn-wrap { padding: 0; }

.kn-toolbar {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
    margin-bottom: 18px;
}

.kn-search-box {
    position: relative;
    flex: 1;
    min-width: 200px;
}
.kn-search-icon {
    position: absolute;
    left: 11px; top: 50%;
    transform: translateY(-50%);
    font-size: 15px;
    pointer-events: none;
}
#knSearch {
    width: 100%;
    padding: 9px 12px 9px 36px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    background: var(--surface);
    color: var(--text1);
    font-family: 'Outfit', sans-serif;
    font-size: 14px;
    box-sizing: border-box;
    outline: none;
    transition: border-color var(--ease);
}
#knSearch:focus { border-color: var(--border-acc); }
#knSearch::placeholder { color: var(--text3); }

#knSinifFilter {
    padding: 9px 14px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    background: var(--surface);
    color: var(--text1);
    font-family: 'Outfit', sans-serif;
    font-size: 14px;
    outline: none;
    cursor: pointer;
    transition: border-color var(--ease);
}
#knSinifFilter:focus { border-color: var(--border-acc); }
#knSinifFilter option { background: #080514; color: #fff; }

.kn-count-badge {
    padding: 7px 14px;
    border-radius: 20px;
    background: var(--accent-soft);
    color: var(--accent2);
    font-size: 13px;
    font-weight: 600;
    white-space: nowrap;
    border: 1px solid var(--border-acc);
}

/* ── Tablo ── */
.kn-table-wrap {
    overflow-x: auto;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    background: var(--surface);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

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

.kn-table thead tr {
    background: rgba(59,100,220,0.08);
}
.kn-table thead th {
    padding: 12px 16px;
    text-align: left;
    font-weight: 600;
    color: var(--text2);
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: .06em;
    white-space: nowrap;
    border-bottom: 1px solid var(--border);
}

.kn-table tbody tr {
    border-bottom: 1px solid rgba(255,255,255,0.04);
    transition: background var(--ease);
}
.kn-table tbody tr:last-child { border-bottom: none; }
.kn-table tbody tr:hover { background: rgba(255,255,255,0.04); }

.kn-table td {
    padding: 10px 16px;
    color: var(--text1);
    vertical-align: middle;
}

.kn-td-no    { color: var(--text2); font-size: 13px; width: 90px; }
.kn-td-ad    { font-weight: 500; }
.kn-td-sinif { color: var(--text2); font-size: 13px; }
.kn-td-not   { width: 190px; }
.kn-td-islem { width: 56px; text-align: center; }

/* ── Not cell (input + ✔/✕ butonları) ── */
.kn-not-cell {
    display: flex;
    align-items: center;
    gap: 6px;
}

/* ── Not input ── */
.kn-not-input {
    flex: 1;
    min-width: 0;
    padding: 7px 10px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    background: rgba(255,255,255,0.05);
    color: var(--text1);
    font-family: 'Outfit', sans-serif;
    font-size: 14px;
    text-align: center;
    box-sizing: border-box;
    outline: none;
    transition: border-color var(--ease), background var(--ease), box-shadow var(--ease);
}
.kn-not-input:focus {
    border-color: var(--border-acc);
    background: var(--accent-soft);
    box-shadow: 0 0 0 3px rgba(59,100,220,0.1);
}
.kn-not-input::placeholder { color: var(--text3); }

/* ── Kaydet / İptal inline butonları ── */
.kn-not-actions {
    display: flex;
    gap: 3px;
    flex-shrink: 0;
    animation: knActionsIn .15s cubic-bezier(.4,0,.2,1) both;
}
@keyframes knActionsIn {
    from { opacity: 0; transform: scale(.8); }
    to   { opacity: 1; transform: scale(1); }
}

.kn-action-save,
.kn-action-cancel {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border: none;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 700;
    cursor: pointer;
    line-height: 1;
    transition: background var(--ease), transform var(--ease), box-shadow var(--ease);
}

.kn-action-save {
    background: rgba(34,197,94,0.18);
    color: #4ade80;
    border: 1px solid rgba(34,197,94,0.3);
}
.kn-action-save:hover {
    background: rgba(34,197,94,0.32);
    box-shadow: 0 0 10px rgba(34,197,94,0.25);
    transform: scale(1.1);
}

.kn-action-cancel {
    background: rgba(239,68,68,0.15);
    color: #f87171;
    border: 1px solid rgba(239,68,68,0.28);
}
.kn-action-cancel:hover {
    background: rgba(239,68,68,0.28);
    box-shadow: 0 0 10px rgba(239,68,68,0.22);
    transform: scale(1.1);
}

/* ── Sil butonu ── */
.kn-del-btn {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 16px;
    padding: 5px 7px;
    border-radius: var(--radius-sm);
    transition: background var(--ease), transform var(--ease);
    line-height: 1;
}
.kn-del-btn:not(.kn-del-disabled):hover {
    background: rgba(239,68,68,0.14);
    transform: scale(1.15);
}
.kn-del-disabled {
    opacity: 0.22;
    cursor: not-allowed;
}

/* ── Loading / empty ── */
.kn-loading, .kn-empty {
    text-align: center;
    padding: 44px !important;
    color: var(--text2);
    font-size: 14px;
}

/* ── Modal ── */
.kn-modal-bg {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,.6);
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
    z-index: 9000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
}
.kn-modal {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 32px 28px 24px;
    max-width: 400px;
    width: 100%;
    text-align: center;
    box-shadow: 0 24px 64px rgba(0,0,0,.6);
    animation: knModalIn .22s cubic-bezier(.4,0,.2,1);
}
@keyframes knModalIn {
    from { opacity: 0; transform: scale(.93) translateY(14px); }
    to   { opacity: 1; transform: scale(1) translateY(0); }
}
.kn-modal-icon  { font-size: 40px; margin-bottom: 12px; }
.kn-modal-title { font-size: 18px; font-weight: 700; color: var(--text1); margin: 0 0 10px; }
.kn-modal-msg   { font-size: 14px; color: var(--text2); line-height: 1.6; margin: 0 0 24px; }
.kn-modal-actions { display: flex; gap: 10px; justify-content: center; }

.kn-btn-cancel {
    padding: 10px 22px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    background: transparent;
    color: var(--text2);
    font-family: 'Outfit', sans-serif;
    font-size: 14px; font-weight: 500;
    cursor: pointer;
    transition: background var(--ease), color var(--ease);
}
.kn-btn-cancel:hover { background: rgba(255,255,255,0.07); color: var(--text1); }

.kn-btn-confirm {
    padding: 10px 22px;
    border-radius: var(--radius-sm);
    border: none;
    background: linear-gradient(135deg, #dc2626, #ef4444);
    color: #fff;
    font-family: 'Outfit', sans-serif;
    font-size: 14px; font-weight: 600;
    cursor: pointer;
    transition: opacity var(--ease), transform var(--ease);
    box-shadow: 0 4px 14px rgba(239,68,68,0.3);
}
.kn-btn-confirm:hover { opacity: .88; transform: scale(1.02); }

/* ── Toast ── */
.kn-toast {
    position: fixed;
    bottom: 28px; right: 24px;
    z-index: 9999;
    padding: 12px 20px;
    border-radius: var(--radius-sm);
    font-family: 'Outfit', sans-serif;
    font-size: 14px; font-weight: 500;
    box-shadow: 0 8px 24px rgba(0,0,0,.35);
    transition: opacity .4s;
    pointer-events: none;
}
.kn-toast-ok   { background: #16a34a; color: #fff; }
.kn-toast-warn { background: #d97706; color: #fff; }
.kn-toast-err  { background: #dc2626; color: #fff; }

/* ── Responsive ── */
@media (max-width: 768px) {
    .kn-toolbar { flex-direction: column; align-items: stretch; }
    .kn-search-box { min-width: unset; }
    #knSinifFilter { width: 100%; }
    .kn-td-sinif { display: none; }
    .kn-table thead th:nth-child(3) { display: none; }
}

/* ════════════════════════════════════════════════════════════════════════════
   YEDEKLEME SAYFASI CSS
   ════════════════════════════════════════════════════════════════════════════ */

.yedekleme-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin-top: 24px;
}

@media (max-width: 1024px) {
    .yedekleme-container {
        grid-template-columns: 1fr;
    }
}

/* ── Section Başlığı ── */
.yedekleme-section {
    background: var(--surface, #1e1e2e);
    border: 1px solid var(--border, rgba(255,255,255,.08));
    border-radius: 16px;
    overflow: hidden;
}

.section-header {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 20px;
    border-bottom: 1px solid var(--border, rgba(255,255,255,.08));
    background: rgba(124,92,252,.03);
}

.section-icon {
    font-size: 28px;
    flex-shrink: 0;
}

.section-header h3 {
    margin: 0;
    font-size: 16px;
    font-weight: 700;
    color: var(--text1, #fff);
}

.section-header p {
    margin: 4px 0 0;
    font-size: 12px;
    color: var(--text3, #64748b);
}

/* ── İçerik Alanı ── */
.yedekleme-content {
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

/* ── Kontrol Listesi ── */
.checklist {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.checklist-item {
    display: flex;
    align-items: center;
    cursor: pointer;
    padding: 12px;
    border: 1px solid var(--border, rgba(255,255,255,.08));
    border-radius: 12px;
    transition: all .2s;
    gap: 12px;
}

.checklist-item:hover {
    background: rgba(124,92,252,.05);
    border-color: rgba(124,92,252,.2);
}

.checklist-item input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
    flex-shrink: 0;
    accent-color: #a78bfa;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 12px;
    flex: 1;
}

.item-icon {
    font-size: 18px;
    flex-shrink: 0;
}

.item-text {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.item-text strong {
    font-size: 13px;
    color: var(--text1, #fff);
}

.item-text small {
    font-size: 11px;
    color: var(--text3, #64748b);
}

/* ── İstatistik Önizlemesi ── */
.stats-preview {
    background: rgba(124,92,252,.05);
    border: 1px solid rgba(124,92,252,.15);
    border-radius: 12px;
    padding: 16px;
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.stat-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.stat-label {
    font-size: 11px;
    color: var(--text3, #64748b);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.stat-value {
    font-size: 18px;
    font-weight: 700;
    color: #a78bfa;
}

/* ── Dosya Input ── */
.file-input-wrapper {
    position: relative;
}

.file-input {
    display: none;
}

.file-input-label {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 32px;
    border: 2px dashed var(--border, rgba(255,255,255,.15));
    border-radius: 12px;
    cursor: pointer;
    transition: all .2s;
    background: rgba(124,92,252,.02);
}

.file-input:hover + .file-input-label,
.file-input-label:hover {
    border-color: rgba(124,92,252,.4);
    background: rgba(124,92,252,.05);
}

.file-icon {
    font-size: 28px;
}

.file-text {
    display: flex;
    flex-direction: column;
    gap: 4px;
    text-align: left;
}

.file-text strong {
    font-size: 13px;
    color: var(--text1, #fff);
}

.file-text small {
    font-size: 11px;
    color: var(--text3, #64748b);
}

/* ── Import Önizlemesi ── */
.import-preview {
    background: rgba(59,130,246,.05);
    border: 1px solid rgba(59,130,246,.2);
    border-radius: 12px;
    overflow: hidden;
}

.preview-header {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 16px;
    background: rgba(59,130,246,.1);
    border-bottom: 1px solid rgba(59,130,246,.2);
    font-size: 13px;
    font-weight: 600;
    color: #3b82f6;
}

.preview-content {
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.preview-item {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.preview-label {
    font-size: 11px;
    color: var(--text3, #64748b);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.preview-value {
    font-size: 13px;
    color: var(--text1, #fff);
}

.preview-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.type-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    background: rgba(255,255,255,.04);
    border-radius: 8px;
    font-size: 12px;
}

.type-icon {
    font-size: 14px;
    flex-shrink: 0;
}

.type-name {
    flex: 1;
    color: var(--text2, #94a3b8);
}

.type-count {
    font-weight: 600;
    color: #a78bfa;
    font-size: 11px;
}

/* ── Import Modu Seçimi ── */
.import-mode {
    background: rgba(245,158,11,.05);
    border: 1px solid rgba(245,158,11,.2);
    border-radius: 12px;
    padding: 16px;
}

.mode-label {
    font-size: 12px;
    font-weight: 600;
    color: var(--text3, #64748b);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 12px;
}

.mode-options {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.mode-radio {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    padding: 10px 12px;
    border-radius: 8px;
    transition: all .2s;
}

.mode-radio:hover {
    background: rgba(245,158,11,.08);
}

.mode-radio input[type="radio"] {
    width: 16px;
    height: 16px;
    cursor: pointer;
    flex-shrink: 0;
    accent-color: #f59e0b;
}

.mode-radio span {
    font-size: 13px;
    color: var(--text2, #94a3b8);
}

/* ── Butonlar ── */
.action-buttons {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.btn {
    flex: 1;
    min-width: 120px;
    padding: 12px 20px;
    border: none;
    border-radius: 10px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: all .2s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-family: inherit;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-primary {
    background: linear-gradient(135deg, #a78bfa, #7c5cf0);
    color: #fff;
    box-shadow: 0 4px 12px rgba(124, 92, 252, 0.3);
}

.btn-primary:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(124, 92, 252, 0.4);
}

.btn-primary:active:not(:disabled) {
    transform: translateY(0);
}

.btn-secondary {
    background: rgba(255,255,255,.08);
    color: var(--text2, #94a3b8);
    border: 1px solid var(--border, rgba(255,255,255,.1));
}

.btn-secondary:hover:not(:disabled) {
    background: rgba(255,255,255,.12);
    border-color: rgba(255,255,255,.15);
    color: var(--text1, #fff);
}

/* ── İlerleme Çubuğu ── */
.progress-area {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.progress-label {
    font-size: 13px;
    font-weight: 600;
    color: var(--text2, #94a3b8);
}

.progress-bar {
    width: 100%;
    height: 6px;
    background: rgba(255,255,255,.06);
    border-radius: 3px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #a78bfa, #7c5cf0);
    width: 0%;
    transition: width .3s ease;
}

.progress-text {
    font-size: 12px;
    color: var(--text3, #64748b);
    text-align: center;
}

/* ── Sonuç Mesajı ── */
.yedekleme-message {
    margin-top: 24px;
    padding: 16px 20px;
    border-radius: 12px;
    font-size: 13px;
    line-height: 1.5;
    white-space: pre-wrap;
    word-break: break-word;
}

.message-success {
    background: rgba(34, 197, 94, .1);
    border: 1px solid rgba(34, 197, 94, .2);
    color: #22c55e;
}

.message-error {
    background: rgba(239, 68, 68, .1);
    border: 1px solid rgba(239, 68, 68, .2);
    color: #ef4444;
}

.message-info {
    background: rgba(59, 130, 246, .1);
    border: 1px solid rgba(59, 130, 246, .2);
    color: #3b82f6;
}

/* ── Responsive ── */
@media (max-width: 768px) {
    .yedekleme-content {
        gap: 16px;
    }

    .action-buttons {
        flex-direction: column;
    }

    .btn {
        min-width: auto;
    }

    .stats-preview {
        flex-direction: column;
    }

    .file-input-label {
        padding: 24px;
    }
}

/* ── Import Checkbox Listesi ── */
.import-type-checkbox-label {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 12px;
    margin: 0;
    background: rgba(255,255,255,.02);
    border: 1px solid rgba(59,130,246,.15);
    border-radius: 8px;
    cursor: pointer;
    transition: all .2s;
    user-select: none;
}

.import-type-checkbox-label:hover {
    background: rgba(59,130,246,.08);
    border-color: rgba(59,130,246,.3);
}

.import-type-checkbox-label input[type="checkbox"] {
    width: 16px;
    height: 16px;
    cursor: pointer;
    flex-shrink: 0;
    accent-color: #3b82f6;
    margin: 0;
}

.type-icon {
    font-size: 16px;
    flex-shrink: 0;
}

.type-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
    flex: 1;
}

.type-name {
    font-size: 13px;
    font-weight: 600;
    color: var(--text1, #fff);
    display: block;
}

.type-count {
    font-size: 11px;
    color: var(--text3, #64748b);
    display: block;
}

/* ════════════════════════════════════════════════════════════════════════════
   CSV ARSIV MODÜLÜ CSS
   ════════════════════════════════════════════════════════════════════════════ */

.yedekleme-wrapper {
    display: flex;
    flex-direction: column;
    gap: 24px;
    padding: 20px 0;
}

/* ── Tab Navigasyonu ── */
.yedekleme-tabs {
    display: flex;
    gap: 12px;
    border-bottom: 1px solid var(--border, rgba(255,255,255,.1));
    padding-bottom: 16px;
}

.yedekleme-tab {
    padding: 12px 16px;
    border: none;
    background: transparent;
    color: var(--text2, #94a3b8);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    border-bottom: 2px solid transparent;
    transition: all .2s;
    white-space: nowrap;
}

.yedekleme-tab:hover {
    color: var(--text1, #fff);
}

.yedekleme-tab.active {
    color: #a78bfa;
    border-bottom-color: #a78bfa;
}

/* ── Tab Content ── */
.yedekleme-tab-content {
    display: none;
}

.yedekleme-tab-content.active {
    display: block;
}

/* ── CSV Arsiv Bölümü ── */
.csv-arsiv-section {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.csv-arsiv-header {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 20px;
    background: rgba(168,107,207,.03);
    border: 1px solid rgba(168,107,207,.2);
    border-radius: 12px;
}

.csv-arsiv-icon {
    font-size: 28px;
    flex-shrink: 0;
}

.csv-arsiv-header h3 {
    margin: 0;
    font-size: 16px;
    font-weight: 700;
    color: var(--text1, #fff);
}

.csv-arsiv-header p {
    margin: 4px 0 0;
    font-size: 13px;
    color: var(--text3, #64748b);
}

.csv-arsiv-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

@media (max-width: 1024px) {
    .csv-arsiv-content {
        grid-template-columns: 1fr;
    }
}

/* ── CSV Arsiv Box ── */
.csv-arsiv-box {
    background: var(--surface, #1e1e2e);
    border: 1px solid var(--border, rgba(255,255,255,.08));
    border-radius: 12px;
    overflow: hidden;
}

.csv-arsiv-box-title {
    padding: 16px 20px;
    background: rgba(168,107,207,.08);
    border-bottom: 1px solid var(--border, rgba(255,255,255,.08));
    font-size: 14px;
    font-weight: 600;
    color: var(--text1, #fff);
}

.csv-arsiv-form {
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.csv-arsiv-label {
    display: flex;
    flex-direction: column;
    gap: 8px;
    cursor: default;
}

.csv-label-text {
    font-size: 13px;
    font-weight: 600;
    color: var(--text2, #94a3b8);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.csv-arsiv-select,
.csv-arsiv-textarea {
    padding: 10px 12px;
    background: rgba(255,255,255,.04);
    border: 1px solid var(--border, rgba(255,255,255,.1));
    border-radius: 8px;
    color: var(--text1, #fff);
    font-size: 13px;
    font-family: inherit;
    transition: all .2s;
}

.csv-arsiv-select:focus,
.csv-arsiv-textarea:focus {
    outline: none;
    background: rgba(255,255,255,.06);
    border-color: rgba(168,107,207,.3);
    box-shadow: 0 0 0 2px rgba(168,107,207,.1);
}

.csv-arsiv-textarea {
    resize: vertical;
    font-family: 'Courier New', monospace;
    min-height: 200px;
}

.csv-arsiv-actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

/* ── Arsiv Listesi ── */
.csv-arsiv-list {
    padding: 20px;
    min-height: 300px;
}

.csv-arsiv-placeholder {
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    color: var(--text3, #64748b);
    font-size: 14px;
}

.csv-arsiv-list-items {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.csv-arsiv-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px;
    background: rgba(255,255,255,.04);
    border: 1px solid var(--border, rgba(255,255,255,.08));
    border-radius: 8px;
    transition: all .2s;
}

.csv-arsiv-item:hover {
    background: rgba(255,255,255,.06);
    border-color: rgba(168,107,207,.2);
}

.csv-item-info {
    flex: 1;
}

.csv-item-name {
    font-size: 13px;
    font-weight: 600;
    color: var(--text1, #fff);
    margin-bottom: 4px;
}

.csv-item-meta {
    font-size: 11px;
    color: var(--text3, #64748b);
    display: flex;
    gap: 8px;
}

.csv-item-actions {
    display: flex;
    gap: 8px;
    flex-shrink: 0;
}

/* ── CSV Butonları ── */
.csv-btn {
    width: 32px;
    height: 32px;
    padding: 0;
    border: 1px solid var(--border, rgba(255,255,255,.1));
    border-radius: 6px;
    background: rgba(255,255,255,.04);
    color: var(--text2, #94a3b8);
    font-size: 14px;
    cursor: pointer;
    transition: all .2s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.csv-btn:hover {
    background: rgba(255,255,255,.08);
    border-color: var(--border, rgba(255,255,255,.15));
}

.csv-btn-view:hover { color: #3b82f6; }
.csv-btn-copy:hover { color: #16a34a; }
.csv-btn-export:hover { color: #f59e0b; }
.csv-btn-delete:hover { color: #ef4444; }

/* ── CSV Modal ── */
.csv-modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    padding: 20px;
}

.csv-modal {
    background: var(--surface, #1e1e2e);
    border: 1px solid var(--border, rgba(255,255,255,.1));
    border-radius: 12px;
    width: 100%;
    max-width: 700px;
    max-height: 80vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.csv-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    background: rgba(168,107,207,.08);
    border-bottom: 1px solid var(--border, rgba(255,255,255,.08));
    font-size: 14px;
    font-weight: 600;
    color: var(--text1, #fff);
    flex-shrink: 0;
}

.csv-modal-close {
    width: 32px;
    height: 32px;
    border: 1px solid var(--border, rgba(255,255,255,.1));
    border-radius: 6px;
    background: transparent;
    color: var(--text3, #64748b);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all .2s;
}

.csv-modal-close:hover {
    background: rgba(255,255,255,.08);
    color: var(--text1, #fff);
}

.csv-modal-body {
    flex: 1;
    overflow: auto;
    padding: 20px;
}

.csv-modal-content {
    font-size: 12px;
    font-family: 'Courier New', monospace;
    color: var(--text2, #94a3b8);
    line-height: 1.6;
    margin: 0;
    white-space: pre-wrap;
    word-wrap: break-word;
}

.csv-modal-footer {
    display: flex;
    gap: 10px;
    padding: 16px 20px;
    border-top: 1px solid var(--border, rgba(255,255,255,.08));
    flex-shrink: 0;
}

.csv-modal-footer .btn {
    flex: 1;
}

/* ── CSV Arsiv Mesajları ── */
.csv-arsiv-message {
    padding: 14px 20px;
    border-radius: 8px;
    font-size: 13px;
    margin-top: 16px;
}

.message-success {
    background: rgba(34, 197, 94, .1);
    border: 1px solid rgba(34, 197, 94, .2);
    color: #22c55e;
}

.message-error {
    background: rgba(239, 68, 68, .1);
    border: 1px solid rgba(239, 68, 68, .2);
    color: #ef4444;
}

.message-info {
    background: rgba(59, 130, 246, .1);
    border: 1px solid rgba(59, 130, 246, .2);
    color: #3b82f6;
}

/* ── Responsive ── */
@media (max-width: 768px) {
    .yedekleme-tabs {
        overflow-x: auto;
    }

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

    .csv-arsiv-list {
        min-height: auto;
    }

    .csv-item-actions {
        gap: 4px;
    }

    .csv-btn {
        width: 28px;
        height: 28px;
        font-size: 12px;
    }

    .csv-modal {
        max-width: 95vw;
    }
}

/* ────────────────────────────────────────────────────────────────
   CSV ARSIV - ACIKLAMA BÖLÜMÜ CSS
   ──────────────────────────────────────────────────────────────── */

/* CSV Item Açıklama */
.csv-item-description {
    font-size: 12px;
    color: var(--text3, #64748b);
    font-style: italic;
    margin: 4px 0;
    max-width: 400px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    line-height: 1.4;
}

/* Modal Başlık Bölümü */
.csv-modal-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    padding: 16px 20px;
    background: rgba(168,107,207,.08);
    border-bottom: 1px solid var(--border, rgba(255,255,255,.08));
    flex-shrink: 0;
}

.csv-modal-title {
    font-size: 15px;
    font-weight: 700;
    color: var(--text1, #fff);
    margin-bottom: 6px;
}

.csv-modal-description {
    font-size: 12px;
    color: var(--text3, #64748b);
    line-height: 1.4;
    max-width: 500px;
    word-wrap: break-word;
    white-space: pre-wrap;
}

.csv-modal-close {
    width: 32px;
    height: 32px;
    border: 1px solid var(--border, rgba(255,255,255,.1));
    border-radius: 6px;
    background: transparent;
    color: var(--text3, #64748b);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all .2s;
    flex-shrink: 0;
    margin-left: 12px;
}

.csv-modal-close:hover {
    background: rgba(255,255,255,.08);
    color: var(--text1, #fff);
    border-color: var(--border, rgba(255,255,255,.15));
}

/* Modal Body */
.csv-modal-body {
    flex: 1;
    overflow: auto;
    padding: 20px;
}

.csv-modal-content {
    font-size: 12px;
    font-family: 'Courier New', monospace;
    color: var(--text2, #94a3b8);
    line-height: 1.6;
    margin: 0;
    white-space: pre-wrap;
    word-wrap: break-word;
    background: rgba(255,255,255,.02);
    padding: 12px;
    border-radius: 6px;
    border: 1px solid var(--border, rgba(255,255,255,.08));
}

/* Modal Footer */
.csv-modal-footer {
    display: flex;
    gap: 10px;
    padding: 16px 20px;
    border-top: 1px solid var(--border, rgba(255,255,255,.08));
    flex-shrink: 0;
}

.csv-modal-footer .btn {
    flex: 1;
}

/* CSV Item Meta - Tarih ekle */
.csv-item-meta {
    font-size: 11px;
    color: var(--text3, #64748b);
    display: flex;
    gap: 6px;
    margin-top: 4px;
}

/* Responsive */
@media (max-width: 768px) {
    .csv-modal-description {
        font-size: 11px;
        max-width: 280px;
    }

    .csv-item-description {
        max-width: 250px;
    }

    .csv-modal {
        max-width: 95vw;
    }
}