/* BÖREKÇİ TEDARİK & BORÇ CRM - MODERN TOUCH CSS DESIGN SYSTEM v2.0 */

:root {
    --primary: #D97706;
    --primary-hover: #B45309;
    --primary-light: #FEF3C7;
    --dark-bg: #0F172A;
    --card-bg: #FFFFFF;
    --text-main: #1E293B;
    --text-muted: #64748B;
    --border-color: #E2E8F0;
    --success: #10B981;
    --success-light: #D1FAE5;
    --danger: #EF4444;
    --danger-light: #FEE2E2;
    --warning: #F59E0B;
    --warning-light: #FEF3C7;
    --info: #3B82F6;
    --info-light: #DBEAFE;

    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-full: 9999px;

    --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -1px rgba(0,0,0,0.06);
    --shadow-lg: 0 10px 25px -3px rgba(0,0,0,0.12), 0 4px 6px -2px rgba(0,0,0,0.05);
    --shadow-xl: 0 20px 40px -8px rgba(0,0,0,0.18);

    --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

    --transition-fast: 0.1s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}

html { scroll-behavior: smooth; }

body {
    font-family: var(--font-body);
    background-color: #F1F5F9;
    color: var(--text-main);
    line-height: 1.5;
    font-size: 15px;
}

/* ==============================
   APP LAYOUT
============================== */
.app-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 16px;
}

/* ==============================
   HEADER
============================== */
.app-header {
    background: linear-gradient(135deg, #0F172A 0%, #1E293B 100%);
    color: #FFFFFF;
    padding: 14px 20px;
    border-radius: var(--radius-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: var(--shadow-lg);
    margin-bottom: 12px;
    flex-wrap: wrap;
    gap: 10px;
    border: 1px solid rgba(255,255,255,0.06);
}

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

.brand-logo {
    width: 42px;
    height: 42px;
    background: linear-gradient(135deg, var(--primary) 0%, #F59E0B 100%);
    color: #FFFFFF;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    box-shadow: 0 4px 12px rgba(217, 119, 6, 0.45);
    flex-shrink: 0;
}

.brand-info h1 {
    font-family: var(--font-heading);
    font-size: 18px;
    font-weight: 800;
    letter-spacing: 0.3px;
    color: #FFFFFF;
    line-height: 1.2;
}

.brand-info .sub-title {
    color: #94A3B8;
    font-size: 11px;
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.quick-action-buttons {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    align-items: center;
}

/* ==============================
   DESKTOP NAV — Scrollable pill bar
============================== */
.app-nav {
    display: flex;
    background: #FFFFFF;
    padding: 5px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    margin-bottom: 16px;
    gap: 2px;
    overflow-x: auto;
    border: 1px solid var(--border-color);
    scrollbar-width: none;
    -ms-overflow-style: none;
}

.app-nav::-webkit-scrollbar { display: none; }

.nav-item {
    flex-shrink: 0;
    text-align: center;
    padding: 9px 14px;
    text-decoration: none;
    color: var(--text-muted);
    font-weight: 600;
    font-size: 12.5px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    transition: background-color var(--transition-base), color var(--transition-base), transform var(--transition-fast);
    white-space: nowrap;
    position: relative;
}

.nav-item:hover {
    background-color: #F8FAFC;
    color: var(--text-main);
}

.nav-item.active {
    background: linear-gradient(135deg, var(--primary) 0%, #F59E0B 100%);
    color: #FFFFFF;
    box-shadow: 0 3px 8px rgba(217, 119, 6, 0.35);
    font-weight: 800;
}

.nav-item.active i { color: #FFFFFF; }

.nav-item:active {
    transform: scale(0.93);
}

/* NAV SEPARATOR */
.nav-sep {
    width: 1px;
    height: 24px;
    background: var(--border-color);
    align-self: center;
    flex-shrink: 0;
    margin: 0 2px;
}

/* ==============================
   MOBILE BOTTOM NAV
============================== */
.mobile-bottom-nav {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: calc(60px + env(safe-area-inset-bottom));
    padding-bottom: env(safe-area-inset-bottom);
    background: #0F172A;
    border-top: 1px solid rgba(255,255,255,0.08);
    z-index: 999;
    justify-content: space-around;
    align-items: center;
}

.bottom-nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: #64748B;
    text-decoration: none;
    font-size: 9.5px;
    font-weight: 700;
    gap: 3px;
    flex: 1;
    height: 100%;
    transition: transform var(--transition-fast), color var(--transition-base);
    letter-spacing: 0.2px;
    text-transform: uppercase;
    padding: 4px 2px 0;
}

.bottom-nav-item i {
    font-size: 18px;
    transition: transform var(--transition-fast);
}

.bottom-nav-item.active {
    color: var(--primary);
}

.bottom-nav-item.active i {
    transform: translateY(-2px) scale(1.1);
}

.bottom-nav-item:active {
    transform: scale(0.88);
}

/* ==============================
   NOTIFICATION (İŞLEM ONAY) MODAL
============================== */
.center-notify-backdrop {
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background-color: rgba(15, 23, 42, 0.75);
    backdrop-filter: blur(6px);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
    animation: fadeIn 0.15s ease;
}

@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

.center-notify-card {
    background: #FFFFFF;
    width: 100%;
    max-width: 460px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    padding: 28px 24px;
    text-align: center;
    animation: modalPopIn 0.28s cubic-bezier(0.34, 1.56, 0.64, 1);
    border-top: 5px solid var(--success);
}

.center-notify-card.warning {
    border-top-color: var(--danger);
}

@keyframes modalPopIn {
    0%   { transform: scale(0.75) translateY(20px); opacity: 0; }
    100% { transform: scale(1) translateY(0); opacity: 1; }
}

.center-notify-icon {
    width: 66px;
    height: 66px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 30px;
    margin: 0 auto 16px auto;
}

.center-notify-card.success .center-notify-icon {
    background-color: var(--success-light);
    color: var(--success);
}
.center-notify-card.warning .center-notify-icon {
    background-color: var(--danger-light);
    color: var(--danger);
}

.center-notify-title {
    font-family: var(--font-heading);
    font-size: 20px;
    font-weight: 800;
    margin-bottom: 10px;
    color: var(--dark-bg);
}

.center-notify-body {
    font-size: 15px;
    font-weight: 600;
    color: #1E293B;
    background-color: #F8FAFC;
    padding: 14px 16px;
    border-radius: var(--radius-md);
    border: 2px dashed #CBD5E1;
    margin-bottom: 20px;
    line-height: 1.5;
    text-align: left;
}

.center-notify-btn {
    width: 100%;
    font-size: 15px;
    padding: 13px;
    background-color: var(--dark-bg);
    color: #FFFFFF;
    border-radius: var(--radius-md);
}

/* ==============================
   BUTTONS
============================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 7px;
    padding: 9px 16px;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 13px;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    text-decoration: none;
    user-select: none;
    transition:
        transform var(--transition-fast),
        box-shadow var(--transition-fast),
        filter var(--transition-fast);
    box-shadow: 0 2px 4px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.06);
    position: relative;
    overflow: hidden;
    letter-spacing: 0.2px;
}

.btn::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, rgba(255,255,255,0.12) 0%, transparent 60%);
    pointer-events: none;
    border-radius: inherit;
}

.btn:hover {
    filter: brightness(1.07);
    box-shadow: 0 4px 10px rgba(0,0,0,0.14);
    transform: translateY(-1px);
}

.btn:active {
    transform: scale(0.93) translateY(1px);
    box-shadow: 0 1px 3px rgba(0,0,0,0.15) inset;
    filter: brightness(0.92);
}

.btn-lg {
    padding: 11px 20px;
    font-size: 14px;
}

.btn-sm {
    padding: 5px 10px;
    font-size: 11.5px;
    border-radius: 7px;
}

.btn-primary   { background: linear-gradient(135deg, var(--primary) 0%, #E58C0A 100%); color: #FFFFFF; }
.btn-warning   { background: linear-gradient(135deg, #F59E0B 0%, #FBBF24 100%); color: #FFFFFF; }
.btn-success   { background: linear-gradient(135deg, var(--success) 0%, #34D399 100%); color: #FFFFFF; }
.btn-secondary { background: #E2E8F0; color: var(--text-main); box-shadow: none; }
.btn-secondary:hover { background: #CBD5E1; filter: none; }
.btn-danger    { background: linear-gradient(135deg, var(--danger) 0%, #F87171 100%); color: #FFFFFF; }
.btn-info      { background: linear-gradient(135deg, var(--info) 0%, #60A5FA 100%); color: #FFFFFF; }

/* ==============================
   STAT CARDS
============================== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
    gap: 12px;
    margin-bottom: 16px;
}

.stat-card {
    background: #FFFFFF;
    border-radius: var(--radius-lg);
    padding: 14px 16px;
    display: flex;
    align-items: center;
    gap: 14px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 4px;
    height: 100%;
    border-radius: 0 2px 2px 0;
}

.stat-card.danger::before  { background: var(--danger); }
.stat-card.success::before { background: var(--success); }
.stat-card.warning::before { background: var(--warning); }
.stat-card.info::before    { background: var(--info); }

.stat-icon {
    width: 44px;
    height: 44px;
    border-radius: 11px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    flex-shrink: 0;
}

.stat-card.danger  .stat-icon { background: var(--danger-light);  color: var(--danger);  }
.stat-card.success .stat-icon { background: var(--success-light); color: var(--success); }
.stat-card.warning .stat-icon { background: var(--warning-light); color: var(--warning); }
.stat-card.info    .stat-icon { background: var(--info-light);    color: var(--info);    }

.stat-label {
    font-size: 10.5px;
    color: var(--text-muted);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.4px;
}

.stat-value {
    font-family: var(--font-heading);
    font-size: 21px;
    font-weight: 800;
    color: var(--text-main);
    line-height: 1.15;
    margin-top: 2px;
}

/* ==============================
   CARDS
============================== */
.content-card {
    background: #FFFFFF;
    border-radius: var(--radius-lg);
    padding: 18px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    margin-bottom: 16px;
    transition: box-shadow var(--transition-base);
}

.content-card:hover {
    box-shadow: var(--shadow-md);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 14px;
    padding-bottom: 10px;
    border-bottom: 2px solid #F1F5F9;
    flex-wrap: wrap;
    gap: 8px;
}

.card-header h2 {
    font-family: var(--font-heading);
    font-size: 17px;
    font-weight: 800;
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--dark-bg);
}

/* ==============================
   TABLES
============================== */
.table-responsive {
    width: 100%;
    overflow-x: auto;
    border-radius: 0 0 var(--radius-md) var(--radius-md);
}

.custom-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}

.custom-table thead {
    position: sticky;
    top: 0;
    z-index: 1;
}

.custom-table th {
    background: linear-gradient(to bottom, #F8FAFC, #F1F5F9);
    color: var(--text-muted);
    font-weight: 800;
    text-align: left;
    padding: 10px 14px;
    border-bottom: 2px solid var(--border-color);
    font-size: 10.5px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    white-space: nowrap;
}

.custom-table td {
    padding: 11px 14px;
    border-bottom: 1px solid #F1F5F9;
    vertical-align: middle;
}

.custom-table tbody tr {
    transition: background-color var(--transition-fast);
}

.custom-table tbody tr:hover {
    background-color: #FAFBFC;
}

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

/* ==============================
   BADGES
============================== */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 10px;
    border-radius: var(--radius-full);
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 0.2px;
}

.badge-success { background-color: var(--success-light); color: #047857; }
.badge-danger  { background-color: var(--danger-light);  color: #B91C1C; }
.badge-warning { background-color: var(--warning-light); color: #B45309; }
.badge-info    { background-color: var(--info-light);    color: #1D4ED8; }

/* ==============================
   SUPPLIER CARDS
============================== */
.suppliers-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(270px, 1fr));
    gap: 14px;
}

.supplier-card {
    background: #FFFFFF;
    border-radius: var(--radius-lg);
    border: 2px solid var(--border-color);
    padding: 16px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
}

.supplier-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    border-color: #CBD5E1;
}

.supplier-head {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 10px;
}

.supplier-title {
    font-family: var(--font-heading);
    font-size: 17px;
    font-weight: 800;
    color: var(--dark-bg);
}

.supplier-category {
    font-size: 11px;
    color: var(--text-muted);
    font-weight: 600;
    margin-top: 2px;
}

.supplier-debt-box {
    background-color: #FEF2F2;
    border: 1.5px solid #FCA5A5;
    border-radius: var(--radius-md);
    padding: 10px 12px;
    text-align: center;
    margin: 10px 0;
}

.supplier-debt-box.clean {
    background-color: #ECFDF5;
    border-color: #6EE7B7;
}

.debt-amount {
    font-family: var(--font-heading);
    font-size: 24px;
    font-weight: 800;
    color: #B91C1C;
    margin-top: 2px;
}

.supplier-debt-box.clean .debt-amount {
    color: #065F46;
}

/* ==============================
   MODALS
============================== */
.modal-backdrop {
    display: none;
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background-color: rgba(15, 23, 42, 0.72);
    backdrop-filter: blur(5px);
    z-index: 1000;
    align-items: center;
    justify-content: center;
    padding: 12px;
    animation: fadeIn 0.15s ease;
}

.modal-backdrop.open {
    display: flex;
}

.modal-card {
    background: #FFFFFF;
    width: 100%;
    max-width: 520px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
    max-height: 93vh;
    overflow-y: auto;
    animation: modalSlideIn 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
    scrollbar-width: thin;
}

@keyframes modalSlideIn {
    0%   { transform: scale(0.88) translateY(24px); opacity: 0; }
    100% { transform: scale(1)    translateY(0);    opacity: 1; }
}

.modal-header {
    background: #F8FAFC;
    padding: 14px 18px;
    border-bottom: 2px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 2;
}

.modal-header h3 {
    font-family: var(--font-heading);
    font-size: 16px;
    font-weight: 800;
    color: var(--dark-bg);
    display: flex;
    align-items: center;
    gap: 8px;
}

.modal-close {
    background: #E2E8F0;
    border: none;
    font-size: 18px;
    color: var(--text-muted);
    cursor: pointer;
    width: 32px;
    height: 32px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color var(--transition-fast), color var(--transition-fast);
}

.modal-close:hover {
    background: var(--danger-light);
    color: var(--danger);
}

.modal-body { padding: 18px; }

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 8px;
    margin-top: 18px;
    padding-top: 14px;
    border-top: 1px solid var(--border-color);
}

/* ==============================
   FORMS
============================== */
.form-group { margin-bottom: 14px; }

.form-group label {
    display: block;
    font-weight: 700;
    margin-bottom: 5px;
    font-size: 12px;
    color: #334155;
    text-transform: uppercase;
    letter-spacing: 0.4px;
}

.form-control {
    width: 100%;
    padding: 9px 12px;
    border: 2px solid var(--border-color);
    border-radius: 9px;
    font-size: 13.5px;
    font-family: var(--font-body);
    color: var(--text-main);
    background: #FFFFFF;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    outline: none;
}

.form-control:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(217, 119, 6, 0.15);
}

.form-control:focus-visible {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(217, 119, 6, 0.15);
}

select.form-control {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%2364748B' stroke-width='1.8' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 36px;
}

.input-lg {
    padding: 11px 14px;
    font-size: 14.5px;
    font-weight: 600;
}

.form-row { display: flex; gap: 10px; }
.form-row .col { flex: 1; min-width: 0; }

.radio-toggle { display: flex; gap: 8px; }
.radio-label  { flex: 1; cursor: pointer; }
.radio-label input { display: none; }

.radio-label span {
    display: block;
    padding: 9px;
    text-align: center;
    border: 2px solid var(--border-color);
    border-radius: 9px;
    font-weight: 700;
    font-size: 12px;
    transition: all var(--transition-base);
    color: var(--text-muted);
}

.radio-label:hover span {
    border-color: #CBD5E1;
    background: #F8FAFC;
}

.radio-label input:checked + span {
    border-color: var(--primary);
    background: var(--primary-light);
    color: var(--primary-hover);
    transform: scale(0.97);
    box-shadow: 0 0 0 2px rgba(217, 119, 6, 0.2);
}

/* ==============================
   TEXT UTILITIES
============================== */
.font-bold    { font-weight: 800; }
.text-muted   { color: var(--text-muted); }
.text-danger  { color: var(--danger); }
.text-success { color: var(--success); }
.text-warning { color: var(--warning); }
.text-info    { color: var(--info); }
.text-primary { color: var(--primary); }

/* ==============================
   PAGE TRANSITION (Sayfa geçişi)
============================== */
.app-content {
    animation: pageSlideIn 0.2s ease;
}

@keyframes pageSlideIn {
    from { opacity: 0; transform: translateY(6px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ==============================
   EMPTY STATE
============================== */
.empty-state {
    text-align: center;
    padding: 48px 24px;
    color: var(--text-muted);
}

.empty-state i {
    font-size: 48px;
    opacity: 0.25;
    display: block;
    margin-bottom: 12px;
}

.empty-state p {
    font-size: 14px;
    font-weight: 600;
}

/* ==============================
   MOBILE — Compact Scaling
============================== */
@media (max-width: 768px) {
    body {
        font-size: 13px;
        padding-bottom: 70px;
        background: #EEF2F7;
    }

    .app-container { padding: 8px 8px 0; }

    /* Masaüstü nav'ı mobilde kaydırılabilir ve ÇOK BELİRGİN yap */
    .desktop-nav {
        display: flex !important;
        flex-wrap: nowrap;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        padding: 10px !important;
        margin-bottom: 20px;
        background: #1E293B !important; /* Koyu lacivert, çok dikkat çekici arka plan */
        border-radius: 12px;
        box-shadow: 0 6px 15px rgba(0, 0, 0, 0.2);
    }
    
    .desktop-nav::-webkit-scrollbar {
        display: none; /* Kaydırma çubuğunu mobilde gizle, parmakla kaydırma yeterli */
    }
    
    .desktop-nav .nav-item {
        flex: 0 0 auto;
        padding: 12px 18px !important;
        font-size: 14px !important;
        font-weight: 800 !important;
        margin-right: 8px;
        background: #334155 !important; /* Butonların kendi arka planı */
        color: #F1F5F9 !important;
        border-radius: 8px;
        border: 1px solid #475569;
    }
    
    .desktop-nav .nav-item.active {
        background: #F59E0B !important; /* Turuncu aktif sekme */
        color: #FFFFFF !important;
        border-color: #D97706 !important;
        box-shadow: 0 4px 10px rgba(245, 158, 11, 0.5);
    }
    
    .desktop-nav .nav-sep {
        display: none; /* Mobilde ayraçlara gerek yok */
    }

    /* Header */
    .app-header {
        padding: 10px 12px;
        flex-wrap: wrap;
        border-radius: 12px;
        margin-bottom: 10px;
        gap: 8px;
    }

    .brand-logo { width: 36px; height: 36px; font-size: 16px; }
    .brand-info h1 { font-size: 15px; }
    .brand-info .sub-title { display: none; } /* Mobilde vergi satırı gizle */

    .quick-action-buttons {
        display: grid;
        grid-template-columns: 1fr 1fr;
        width: 100%;
        gap: 6px;
    }
    .quick-action-buttons .btn {
        width: 100%;
        padding: 8px 6px;
        font-size: 11.5px;
        justify-content: center;
    }

    /* Cards */
    .content-card  { padding: 12px; margin-bottom: 10px; border-radius: 12px; }
    .card-header h2 { font-size: 14px; }

    /* Stats */
    .stats-grid { grid-template-columns: 1fr 1fr; gap: 8px; }
    .stat-card { padding: 10px 11px; gap: 9px; border-radius: 11px; }
    .stat-icon { width: 36px; height: 36px; font-size: 16px; border-radius: 9px; }
    .stat-value { font-size: 16px; }
    .stat-label { font-size: 9.5px; }

    /* Supplier cards */
    .suppliers-grid { grid-template-columns: 1fr; gap: 10px; }
    .supplier-card  { padding: 12px; border-radius: 12px; }
    .supplier-title { font-size: 15px; }
    .debt-amount { font-size: 20px; }

    /* Buttons */
    .btn    { padding: 8px 12px; font-size: 12px; border-radius: 9px; }
    .btn-lg { padding: 10px 13px; font-size: 12.5px; }
    .btn-sm { padding: 4px 8px; font-size: 11px; }

    /* Modal */
    .modal-backdrop { padding: 6px; align-items: flex-end; }
    .modal-card {
        max-height: 92vh;
        border-radius: 16px 16px 0 0;
        animation: modalSlideUp 0.28s cubic-bezier(0.34, 1.56, 0.64, 1);
    }

    @keyframes modalSlideUp {
        from { transform: translateY(100%); opacity: 0.5; }
        to   { transform: translateY(0);   opacity: 1; }
    }

    .modal-header { padding: 12px 14px; }
    .modal-header h3 { font-size: 14px; }
    .modal-body  { padding: 12px; }
    .form-group  { margin-bottom: 10px; }
    .form-control { padding: 9px 11px; font-size: 13px; }
    .input-lg     { padding: 10px 12px; font-size: 13.5px; }

    /* Table */
    .custom-table th { padding: 8px 10px; font-size: 9.5px; }
    .custom-table td { padding: 9px 10px; font-size: 12px; }
}

/* ==============================
   SCROLLBAR (Desktop)
============================== */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: #F1F5F9; }
::-webkit-scrollbar-thumb { background: #CBD5E1; border-radius: 999px; }
::-webkit-scrollbar-thumb:hover { background: #94A3B8; }

/* ==============================
   FLOATING CALCULATOR BUTTON (FAB)
============================== */
.fab-calculator {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: linear-gradient(135deg, #3B82F6 0%, #2563EB 100%);
    color: white;
    font-size: 24px;
    border: none;
    box-shadow: 0 4px 14px rgba(37, 99, 235, 0.4);
    cursor: pointer;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.fab-calculator:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(37, 99, 235, 0.6);
}

.fab-calculator:active {
    transform: scale(0.95);
}

@media (max-width: 768px) {
    .fab-calculator {
        bottom: 20px;
        right: 20px;
        width: 56px;
        height: 56px;
        font-size: 20px;
    }
}

/* Hesap Makinesi Modal */
.calc-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
    margin-top: 15px;
}
.calc-btn {
    background: #F1F5F9;
    border: none;
    border-radius: 12px;
    font-size: 24px;
    font-weight: 700;
    color: #334155;
    padding: 15px;
    cursor: pointer;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
}
.calc-btn:active { background: #E2E8F0; transform: translateY(2px); }
.calc-btn.op { background: #F59E0B; color: #FFF; }
.calc-btn.op:active { background: #D97706; }
.calc-btn.eq { background: #10B981; color: #FFF; grid-row: span 2; display: flex; align-items: center; justify-content: center; }
.calc-btn.clear { background: #EF4444; color: #FFF; }
#calc-display {
    width: 100%;
    background: #0F172A;
    color: #FFF;
    font-size: 36px;
    text-align: right;
    padding: 20px;
    border-radius: 12px;
    border: none;
    font-family: monospace;
    overflow: hidden;
}