/* ============================================================
   PARFA TAKİP — Modern Design System
   ============================================================ */

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

/* --- Design Tokens --- */
:root {
    --sidebar-w: 264px;
    --topbar-h: 60px;

    /* Sidebar */
    --sb-bg:            #0f172a;
    --sb-bg2:           #131e35;
    --sb-text:          #94a3b8;
    --sb-text-hover:    #e2e8f0;
    --sb-text-active:   #ffffff;
    --sb-active-bg:     rgba(129,140,248,.13);
    --sb-active-border: #c93100;
    --sb-section:       #6881a5;
    --sb-divider:       rgba(255,255,255,.06);
    --sb-logo-border:   rgba(255,255,255,.08);

    /* Accent */
    --accent:           #c93100;
    --accent-hover:     #9e2a03;
    --accent-light:     rgba(99,102,241,.1);
    --accent-lighter:   rgba(99,102,241,.06);

    /* Content */
    --bg:               #f9f1f8;
    --card-bg:          #ffffff;
    --card-shadow:      0 1px 3px rgba(0,0,0,.05), 0 4px 16px rgba(0,0,0,.04);
    --card-shadow-md:   0 4px 12px rgba(0,0,0,.08), 0 8px 32px rgba(0,0,0,.05);
    --border:           #e2e8f0;
    --text:             #0f172a;
    --text-muted:       #64748b;

    /* Radius */
    --r:   12px;
    --r-sm: 8px;
    --r-xs: 6px;

    /* Transition */
    --t: .18s ease;
}

/* ============================================================
   BASE
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    font-size: .9375rem;
    background: var(--bg);
    color: var(--text);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ============================================================
   APP SHELL
   ============================================================ */
.app-shell {
    display: flex;
    min-height: 100vh;
    position: relative;
}

/* ============================================================
   SIDEBAR
   ============================================================ */
.app-sidebar {
    width: var(--sidebar-w);
    background: linear-gradient(180deg, var(--sb-bg2) 0%, var(--sb-bg) 100%);
    color: var(--sb-text);
    display: flex;
    flex-direction: column;
    position: sticky;
    top: 0;
    height: 100vh;
    overflow-y: auto;
    overflow-x: hidden;
    z-index: 20;
    flex-shrink: 0;
    scrollbar-width: thin;
    scrollbar-color: rgba(255,255,255,.08) transparent;
}

.app-sidebar::-webkit-scrollbar { width: 4px; }
.app-sidebar::-webkit-scrollbar-track { background: transparent; }
.app-sidebar::-webkit-scrollbar-thumb { background: rgba(255,255,255,.1); border-radius: 4px; }

/* Logo */
.app-sidebar-header {
    padding: 20px 18px 16px;
    border-bottom: 1px solid var(--sb-logo-border);
    flex-shrink: 0;
}

.app-sidebar-logo {
    max-height: 34px;
    width: auto;
    display: block;
}

/* Nav body */
.app-sidebar-nav {
    flex: 1;
    padding: 12px 10px;
    overflow-y: auto;
    overflow-x: hidden;
}

.app-sidebar-nav::-webkit-scrollbar { width: 0; }

/* Section labels */
.nav-section-label {
    font-size: .675rem;
    font-weight: 600;
    letter-spacing: .07em;
    text-transform: uppercase;
    color: var(--sb-section);
    padding: 14px 8px 4px;
    user-select: none;
}

/* Nav items */
.app-sidebar .nav-link {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--sb-text);
    border-radius: var(--r-sm);
    padding: 9px 10px;
    font-size: .875rem;
    font-weight: 500;
    transition: background var(--t), color var(--t), border-left-color var(--t);
    border-left: 3px solid transparent;
    position: relative;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.app-sidebar .nav-link i {
    width: 18px;
    text-align: center;
    font-size: .9rem;
    flex-shrink: 0;
    opacity: .75;
    transition: opacity var(--t);
}

.app-sidebar .nav-link:hover {
    background: rgba(255,255,255,.06);
    color: var(--sb-text-hover);
    text-decoration: none;
}

.app-sidebar .nav-link:hover i { opacity: 1; }

.app-sidebar .nav-link.active {
    background: var(--sb-active-bg);
    color: var(--sb-text-active);
    border-left-color: var(--sb-active-border);
    font-weight: 600;
}

.app-sidebar .nav-link.active i { opacity: 1; }

/* Sidebar footer */
.app-sidebar-footer {
    padding: 12px 10px;
    border-top: 1px solid var(--sb-divider);
    flex-shrink: 0;
}

/* ============================================================
   MAIN AREA
   ============================================================ */
.app-main {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
}

/* ============================================================
   TOPBAR
   ============================================================ */
.app-topbar {
    height: var(--topbar-h);
    position: sticky;
    top: 0;
    background: #fff;
    z-index: 10;
    border-bottom: 1px solid var(--border);
    padding: 0 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    box-shadow: 0 1px 0 rgba(0,0,0,.04);
    flex-shrink: 0;
}

.app-topbar-left {
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 0;
}

.app-topbar-right {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}

.app-topbar .hamburger-btn {
    width: 36px;
    height: 36px;
    border: 1px solid var(--border);
    background: transparent;
    border-radius: var(--r-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    cursor: pointer;
    transition: background var(--t), color var(--t);
    flex-shrink: 0;
}

.app-topbar .hamburger-btn:hover {
    background: var(--bg);
    color: var(--text);
}

.app-page-title {
    font-size: .9375rem;
    font-weight: 600;
    color: var(--text);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.app-topbar .user-pill {
    font-size: .8125rem;
    font-weight: 500;
    color: var(--text-muted);
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 5px 12px;
    max-width: 200px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.app-topbar .btn-logout {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: .8125rem;
    font-weight: 500;
    padding: 6px 14px;
    border-radius: 20px;
    border: 1px solid #fecaca;
    background: #fff;
    color: #ef4444;
    cursor: pointer;
    transition: background var(--t), border-color var(--t);
    white-space: nowrap;
}

.app-topbar .btn-logout:hover {
    background: #fef2f2;
    border-color: #ef4444;
}

/* ============================================================
   MAIN CONTENT
   ============================================================ */
.app-content {
    flex: 1;
    padding: 22px 22px;
}

/* ============================================================
   BACKDROP (mobile)
   ============================================================ */
.app-sidebar-backdrop { display: none; }

/* ============================================================
   CARDS
   ============================================================ */
.card {
    border: 1px solid var(--border) !important;
    border-radius: var(--r) !important;
    box-shadow: var(--card-shadow) !important;
    background: var(--card-bg);
}

.card-header {
    border-bottom: 1px solid var(--border) !important;
    padding: 14px 18px !important;
    font-weight: 600;
    background: var(--card-bg) !important;
    border-radius: var(--r) var(--r) 0 0 !important;
}

.card-body { padding: 18px !important; }

.card-footer {
    border-top: 1px solid var(--border) !important;
    background: var(--card-bg) !important;
    padding: 12px 18px !important;
    border-radius: 0 0 var(--r) var(--r) !important;
}

/* ============================================================
   TABLES
   ============================================================ */
.table {
    font-size: .875rem;
    --bs-table-striped-bg: rgba(0,0,0,.015);
    --bs-table-hover-bg: rgba(99,102,241,.04);
}

.table thead th {
    font-size: .75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: .04em;
    color: var(--text-muted);
    border-bottom: 2px solid var(--border) !important;
    background: #fafbfc;
    padding: 10px 14px;
    white-space: nowrap;
}

.table tbody td {
    padding: 10px 14px;
    vertical-align: middle;
    border-color: var(--border);
}

.table tbody tr:last-child td { border-bottom: 0; }

.table-hover tbody tr:hover td { background: rgba(99,102,241,.04); }

/* ============================================================
   FORMS
   ============================================================ */
.form-control,
.form-select {
    font-size: .875rem;
    border-color: var(--border);
    border-radius: var(--r-sm) !important;
    padding: .45rem .75rem;
    transition: border-color var(--t), box-shadow var(--t);
    color: var(--text);
}

.form-control:focus,
.form-select:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(99,102,241,.12);
    outline: 0;
}

.form-label {
    font-size: .8125rem;
    font-weight: 500;
    color: var(--text-muted);
    margin-bottom: .3rem;
}

.input-group-text {
    font-size: .875rem;
    background: #f8fafc;
    border-color: var(--border);
    color: var(--text-muted);
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
    font-size: .875rem;
    font-weight: 500;
    border-radius: var(--r-sm) !important;
    transition: all var(--t);
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.btn:focus,
.btn:focus-visible,
.btn:active,
.btn:active:focus {
    box-shadow: none !important;
    outline: none !important;
}

.btn-primary {
    --bs-btn-bg:                  var(--accent);
    --bs-btn-border-color:        var(--accent);
    --bs-btn-hover-bg:            var(--accent-hover);
    --bs-btn-hover-border-color:  var(--accent-hover);
    --bs-btn-active-bg:           var(--accent-hover);
    --bs-btn-active-border-color: var(--accent-hover);
    --bs-btn-focus-shadow-rgb:    201, 49, 0;
    --bs-btn-disabled-bg:         var(--accent);
    --bs-btn-disabled-border-color: var(--accent);
    background: var(--accent);
    border-color: var(--accent);
}

.btn-primary:hover { box-shadow: 0 4px 12px rgba(201,49,0,.25); }

.btn-outline-primary {
    --bs-btn-color:               var(--accent);
    --bs-btn-border-color:        var(--accent);
    --bs-btn-hover-bg:            var(--accent);
    --bs-btn-hover-border-color:  var(--accent);
    --bs-btn-active-bg:           var(--accent-hover);
    --bs-btn-active-border-color: var(--accent-hover);
    --bs-btn-focus-shadow-rgb:    201, 49, 0;
    color: var(--accent);
    border-color: var(--accent);
}

.btn-outline-primary:hover { box-shadow: 0 4px 12px rgba(201,49,0,.2); }

.btn-sm {
    font-size: .8125rem;
    padding: .3rem .7rem;
    border-radius: var(--r-xs) !important;
}

/* ============================================================
   BADGES
   ============================================================ */
.badge {
    font-size: .7rem;
    font-weight: 600;
    letter-spacing: .02em;
    border-radius: 20px !important;
    padding: 4px 9px !important;
}

/* ============================================================
   MODALS
   ============================================================ */
.modal-content {
    border: none !important;
    border-radius: var(--r) !important;
    box-shadow: 0 20px 60px rgba(0,0,0,.15) !important;
}

.modal-header {
    border-bottom: 1px solid var(--border) !important;
    padding: 16px 20px !important;
}

.modal-footer {
    border-top: 1px solid var(--border) !important;
    padding: 12px 20px !important;
}

.modal-body { padding: 20px !important; }

/* ============================================================
   ALERTS
   ============================================================ */
.alert {
    border-radius: var(--r-sm) !important;
    font-size: .875rem;
    border: none !important;
    padding: 12px 16px !important;
}

.alert-success { background: #f0fdf4; color: #166534; }
.alert-danger   { background: #fef2f2; color: #991b1b; }
.alert-warning  { background: #fffbeb; color: #92400e; }
.alert-info     { background: #eff6ff; color: #1e40af; }

/* ============================================================
   NAV PILLS / TABS
   ============================================================ */
.nav-pills .nav-link {
    border-radius: var(--r-sm) !important;
    font-size: .875rem;
    font-weight: 500;
    color: var(--text-muted);
    padding: 7px 14px;
}

.nav-pills .nav-link.active {
    background: var(--accent) !important;
    color: #fff;
}

.nav-tabs .nav-link {
    font-size: .875rem;
    font-weight: 500;
    color: var(--text-muted);
    border-radius: var(--r-sm) var(--r-sm) 0 0 !important;
    border: 1px solid transparent !important;
    padding: 8px 16px;
}

.nav-tabs .nav-link.active {
    color: var(--accent);
    border-color: var(--border) var(--border) #fff !important;
    font-weight: 600;
}

/* ============================================================
   PAGINATION
   ============================================================ */
.page-link {
    font-size: .8125rem;
    border-radius: var(--r-sm) !important;
    margin: 0 2px;
    border-color: var(--border);
    color: var(--text-muted);
}

.page-item.active .page-link {
    background: var(--accent);
    border-color: var(--accent);
}

/* ============================================================
   SELECT2 OVERRIDES
   ============================================================ */
.select2-container { width: 100% !important; }

.select2-container--default .select2-selection--single {
    height: calc(2rem + 2px) !important;
    border: 1px solid var(--border) !important;
    border-radius: var(--r-sm) !important;
    background: #fff !important;
    padding: .45rem .75rem !important;
    font-size: .875rem !important;
    line-height: 1.5 !important;
    color: var(--text) !important;
    background-image: none !important;
    box-sizing: border-box !important;
    display: flex !important;
    align-items: center !important;
    transition: border-color var(--t), box-shadow var(--t);
}

.select2-container--default.select2-container--focus .select2-selection--single,
.select2-container--default .select2-selection--single:focus {
    border-color: var(--accent) !important;
    box-shadow: 0 0 0 3px rgba(99,102,241,.12) !important;
    outline: 0;
}

.select2-container--default .select2-selection--single .select2-selection__rendered {
    color: var(--text);
    padding: 0;
    line-height: calc(2rem - 2px);
}

.select2-container--default .select2-selection--single .select2-selection__placeholder {
    color: #9ca3af;
}

.select2-container--default .select2-selection--single .select2-selection__arrow {
    height: calc(2rem - 2px);
    right: .6rem;
}

.select2-dropdown {
    border: 1px solid var(--border) !important;
    border-radius: var(--r-sm) !important;
    box-shadow: 0 8px 24px rgba(0,0,0,.1) !important;
}

.select2-container--default .select2-results__option[aria-selected="true"] {
    background: var(--accent) !important;
    color: #fff;
}

.select2-container--default .select2-results__option--highlighted[aria-selected] {
    background: #f1f5f9 !important;
    color: var(--text);
}

.select2-container--default .select2-selection--single .select2-selection__clear {
    margin-right: 20px;
    font-size: 1.1em;
}

/* ============================================================
   DATATABLES OVERRIDES
   ============================================================ */
.dataTables_wrapper .dataTables_filter input,
.dataTables_wrapper .dataTables_length select {
    border-radius: var(--r-sm) !important;
    border-color: var(--border) !important;
    font-size: .8125rem;
}

.dataTables_wrapper .dataTables_paginate .paginate_button {
    border-radius: var(--r-xs) !important;
}

/* ============================================================
   INLINE TABLE INPUTS (kalemler)
   ============================================================ */
#kalemTable  { min-width: 980px; }
#saleTable   { min-width: 980px; }
#invoiceTable{ min-width: 980px; }

#kalemTable .form-control,
#kalemTable .form-select,
#saleTable .form-control,
#saleTable .form-select,
#invoiceTable .form-control,
#invoiceTable .form-select {
    min-width: 80px;
}

/* ============================================================
   LOGIN PAGE
   ============================================================ */
body.login-page {
    background: linear-gradient(135deg, #1a0500 0%, #301107 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
}

.login-card {
    background: #fff;
    border-radius: 20px;
    box-shadow: 0 24px 80px rgba(0,0,0,.25);
    overflow: hidden;
    width: 100%;
    max-width: 420px;
}

.login-card-header {
    background: linear-gradient(135deg, #1a0500 0%, #c93100 100%);

    padding: 32px 32px 24px;
    text-align: center;
}

.login-card-header img {
    max-height: 40px;
    width: auto;
}

.login-card-body {
    padding: 28px 32px 32px;
}

.login-title {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 4px;
}

.login-subtitle {
    font-size: .8125rem;
    color: var(--text-muted);
    margin-bottom: 24px;
}

/* ============================================================
   SCROLLBAR (content)
   ============================================================ */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #cbd5e1; border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: #94a3b8; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 991.98px) {
    .app-shell { display: block; }

    .app-sidebar {
        position: fixed;
        left: 0;
        top: 0;
        transform: translateX(-100%);
        transition: transform .25s ease;
        height: 100dvh;
    }

    .app-shell.sidebar-open .app-sidebar {
        transform: translateX(0);
        box-shadow: 0 0 40px rgba(0,0,0,.35);
    }

    .app-shell.sidebar-open .app-sidebar-backdrop {
        display: block;
        position: fixed;
        inset: 0;
        background: rgba(0,0,0,.4);
        z-index: 15;
        backdrop-filter: blur(2px);
    }

    .app-content { padding: 16px; }
}

@media (max-width: 575.98px) {
    .app-topbar { padding: 0 14px; }
    .app-content { padding: 12px; }
    .app-topbar .user-pill { display: none; }
}