/* -------------------------------------------------------------
 * 2026 Arabuluculuk Ücreti Hesaplama Web Arayüzü
 * Premium Dark Theme & Glassmorphism Design System
 * ------------------------------------------------------------- */

:root {
    /* Color Palette */
    --bg-main: #090d16;
    --bg-card: rgba(17, 24, 39, 0.7);
    --bg-card-solid: #111827;
    --bg-input: #1f2937;
    --border: rgba(255, 255, 255, 0.08);
    --border-active: #8b5cf6;
    
    --text-primary: #f3f4f6;
    --text-secondary: #9ca3af;
    --text-muted: #6b7280;
    
    --primary: #8b5cf6;
    --primary-hover: #7c3aed;
    --secondary: #3b82f6;
    --secondary-hover: #2563eb;
    
    --accent-glow: radial-gradient(circle, rgba(139, 92, 246, 0.15) 0%, rgba(59, 130, 246, 0.05) 50%, rgba(0, 0, 0, 0) 100%);
    
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    
    /* Font Weight */
    --font-regular: 400;
    --font-medium: 500;
    --font-semibold: 600;
    --font-bold: 700;
    
    /* System Values */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    background-color: var(--bg-main);
    color: var(--text-primary);
    font-family: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
    position: relative;
    line-height: 1.5;
}

/* Background Glowing Blobs */
.glow-bg {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 800px;
    height: 800px;
    background: var(--accent-glow);
    z-index: -1;
    pointer-events: none;
    filter: blur(80px);
}

/* Grid & Structure */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Header */
.app-header {
    padding: 40px 0 70px;
    text-align: center;
}

.logo-area {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-bottom: 8px;
}

.logo-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    animation: pulse 3s infinite ease-in-out;
}

.app-header h1 {
    font-size: 2.2rem;
    font-weight: 800;
    letter-spacing: -0.5px;
    background: linear-gradient(135deg, #fff 40%, #a78bfa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.app-header h1 span {
    color: var(--secondary);
    background: linear-gradient(135deg, #3b82f6, #60a5fa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.app-header .subtitle {
    color: var(--text-secondary);
    font-size: 1rem;
    font-weight: 300;
    letter-spacing: 0.5px;
}

/* Tab Navigation */
.tabs-nav {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
    background: rgba(17, 24, 39, 0.4);
    padding: 6px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
    margin-bottom: 30px;
}

.tab-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: transparent;
    border: none;
    color: var(--text-secondary);
    padding: 12px 16px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 0.95rem;
    font-weight: var(--font-medium);
    white-space: normal;
    text-align: center;
    transition: var(--transition);
}

.tab-btn svg {
    transition: var(--transition);
    flex-shrink: 0;
}

.tab-btn:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.03);
}

.tab-btn.active {
    color: #fff;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    box-shadow: 0 4px 15px rgba(139, 92, 246, 0.3);
}

.tab-btn.active svg {
    transform: scale(1.1);
}

/* Responsive Tabs */
@media (max-width: 991px) {
    .tab-btn {
        padding: 12px 10px;
        font-size: 0.9rem;
    }
}

@media (max-width: 768px) {
    .tabs-nav {
        grid-template-columns: repeat(2, 1fr);
    }
    .tab-btn {
        padding: 12px 8px;
        font-size: 0.85rem;
    }
}

@media (max-width: 480px) {
    .tab-btn {
        flex-direction: column;
        gap: 6px;
        padding: 10px 6px;
        font-size: 0.8rem;
    }
}

/* Cards Layout */
.calculator-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 30px;
    margin-bottom: 40px;
}

@media (min-width: 992px) {
    .calculator-grid {
        grid-template-columns: 1.1fr 0.9fr;
    }
}

.card {
    background: var(--bg-card);
    backdrop-filter: blur(16px) saturate(180%);
    -webkit-backdrop-filter: blur(16px) saturate(180%);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 30px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    position: relative;
    overflow: hidden;
}

.inputs-card {
    min-height: 480px;
}

/* Tabs Content Visibility */
.tab-content {
    display: none;
    animation: fadeIn 0.4s ease forwards;
}

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

.section-title {
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 8px;
    background: linear-gradient(135deg, #fff, #9ca3af);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.section-desc {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 24px;
}

/* Forms styling */
.input-group {
    margin-bottom: 20px;
}

.input-group label {
    display: block;
    color: var(--text-primary);
    font-size: 0.9rem;
    font-weight: var(--font-medium);
    margin-bottom: 8px;
}

.input-wrapper {
    display: flex;
    align-items: center;
    background-color: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 2px;
    transition: var(--transition);
}

.input-wrapper:focus-within {
    border-color: var(--border-active);
    box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.2);
}

.input-wrapper input {
    width: 100%;
    background: transparent;
    border: none;
    color: #fff;
    padding: 12px 14px;
    font-size: 1.1rem;
    font-family: inherit;
    font-weight: var(--font-semibold);
    outline: none;
}

.input-wrapper .prefix,
.input-wrapper .suffix {
    padding: 0 16px;
    color: var(--text-secondary);
    font-weight: var(--font-medium);
    font-size: 0.9rem;
}

.input-wrapper .prefix {
    border-right: 1px solid var(--border);
}

.input-wrapper .suffix {
    border-left: 1px solid var(--border);
}

.helper-text {
    display: block;
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 6px;
    transition: var(--transition);
}

#anlasma-tutari-yazi {
    color: var(--secondary);
    font-weight: var(--font-semibold);
    font-size: 0.8rem;
    letter-spacing: 0.5px;
}

select {
    width: 100%;
    background-color: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    padding: 14px 16px;
    font-size: 0.95rem;
    font-family: inherit;
    font-weight: var(--font-medium);
    outline: none;
    cursor: pointer;
    transition: var(--transition);
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%239ca3af' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    background-size: 16px;
}

select:focus {
    border-color: var(--border-active);
    box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.2);
}

/* Segmented Control */
.segmented-control {
    display: flex;
    background-color: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 3px;
}

.segmented-control input[type="radio"] {
    display: none;
}

.segmented-control label {
    flex: 1;
    text-align: center;
    padding: 10px 8px;
    margin-bottom: 0;
    font-size: 0.85rem;
    color: var(--text-secondary);
    border-radius: 6px;
    cursor: pointer;
    user-select: none;
    transition: var(--transition);
}

.segmented-control input[type="radio"]:checked + label {
    background-color: rgba(255, 255, 255, 0.08);
    color: #fff;
    font-weight: var(--font-semibold);
}

/* Toggle Control */
.toggle-control {
    display: flex;
    align-items: center;
    background-color: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 12px 16px;
    cursor: pointer;
    user-select: none;
    transition: var(--transition);
}

.toggle-control input[type="checkbox"] {
    position: relative;
    width: 44px;
    height: 24px;
    appearance: none;
    background: #4b5563;
    outline: none;
    border-radius: 20px;
    cursor: pointer;
    transition: var(--transition);
    margin-right: 12px;
}

.toggle-control input[type="checkbox"]::before {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    top: 2px;
    left: 2px;
    background: #fff;
    transition: var(--transition);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.toggle-control input[type="checkbox"]:checked {
    background: var(--success);
}

.toggle-control input[type="checkbox"]:checked::before {
    left: 22px;
}

.toggle-control label {
    margin-bottom: 0;
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: var(--font-medium);
}

/* Double Inputs for shares */
.double-inputs {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.double-inputs input {
    width: 100%;
    background-color: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: #fff;
    padding: 12px 14px;
    font-size: 1rem;
    outline: none;
    font-weight: var(--font-semibold);
    transition: var(--transition);
}

.double-inputs input:focus {
    border-color: var(--border-active);
}

.double-inputs input:disabled {
    background-color: rgba(31, 41, 55, 0.4);
    color: var(--text-muted);
    border-color: rgba(255, 255, 255, 0.02);
    cursor: not-allowed;
}

/* Alerts box */
.info-alert {
    display: flex;
    gap: 12px;
    background: rgba(59, 130, 246, 0.08);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: var(--radius-sm);
    padding: 16px;
    margin-top: 24px;
}

.info-icon {
    color: var(--secondary);
    flex-shrink: 0;
}

.info-text {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.4;
}

.info-text strong {
    color: #fff;
}

/* Results Panel (Right Column) */
.results-card {
    background: linear-gradient(135deg, rgba(30, 27, 75, 0.6) 0%, rgba(17, 24, 39, 0.8) 100%);
    border: 1px solid rgba(139, 92, 246, 0.15);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 480px;
}

.card-glow {
    position: absolute;
    top: -50px;
    right: -50px;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.15) 0%, rgba(0,0,0,0) 70%);
    pointer-events: none;
}

.results-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
}

.results-header h3 {
    font-size: 1.1rem;
    font-weight: var(--font-bold);
    color: #fff;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.btn-icon {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border);
    color: var(--text-secondary);
    width: 38px;
    height: 38px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
}

.btn-icon:hover {
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
    transform: translateY(-2px);
}

/* Price Box */
.total-result-box {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 24px;
    margin-bottom: 24px;
    text-align: center;
    position: relative;
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.2);
}

.result-label {
    display: block;
    color: var(--text-secondary);
    font-size: 0.75rem;
    font-weight: var(--font-bold);
    letter-spacing: 1.5px;
    margin-bottom: 8px;
}

.main-price {
    font-size: 2.4rem;
    font-weight: 800;
    color: #fff;
    line-height: 1;
    margin-bottom: 16px;
    background: linear-gradient(135deg, #fff, #c084fc);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

.main-price span {
    font-size: 1.4rem;
    font-weight: 500;
    margin-left: 4px;
    background: none;
    -webkit-text-fill-color: var(--secondary);
}

.price-split-row {
    display: flex;
    justify-content: space-around;
    border-top: 1px solid var(--border);
    padding-top: 16px;
    margin-top: 8px;
}

.price-split-row > div {
    flex: 1;
}

.divider-v {
    width: 1px;
    background-color: var(--border);
    align-self: stretch;
}

.split-label {
    display: block;
    font-size: 0.7rem;
    color: var(--text-muted);
    font-weight: var(--font-semibold);
    margin-bottom: 4px;
}

.split-value {
    display: block;
    font-size: 1.05rem;
    font-weight: var(--font-bold);
    color: #e9d5ff;
}

/* Detail lists */
.detail-list {
    margin-bottom: 24px;
}

.detail-row {
    display: flex;
    justify-content: space-between;
    padding: 10px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.03);
    font-size: 0.9rem;
}

.detail-row:last-child {
    border-bottom: none;
}

.detail-label {
    color: var(--text-secondary);
}

.detail-val {
    color: #fff;
    font-weight: var(--font-semibold);
}

.text-kdv {
    color: #a78bfa;
}

.text-danger {
    color: var(--danger);
}

.text-warning {
    color: var(--warning);
}

.font-bold {
    font-weight: var(--font-bold);
}

.text-white {
    color: #fff;
}

/* Explanations */
.dynamic-explanation {
    background: rgba(139, 92, 246, 0.04);
    border-left: 3px solid var(--primary);
    padding: 12px 16px;
    font-size: 0.85rem;
    color: var(--text-secondary);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    margin-bottom: 24px;
    line-height: 1.5;
}

/* Bracket breakdown UI */
.bracket-breakdown {
    margin-bottom: 24px;
    border-top: 1px solid var(--border);
    padding-top: 20px;
}

.bracket-breakdown .sub-title {
    font-size: 0.85rem;
    font-weight: var(--font-bold);
    color: #fff;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 12px;
}

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

.bracket-item {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.03);
    border-radius: var(--radius-sm);
    padding: 10px 14px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.8rem;
    transition: var(--transition);
}

.bracket-item:hover {
    background: rgba(255, 255, 255, 0.04);
    border-color: rgba(255, 255, 255, 0.08);
}

.bracket-info {
    display: flex;
    flex-direction: column;
}

.bracket-slice {
    color: var(--text-secondary);
    font-weight: var(--font-medium);
}

.bracket-rate {
    color: var(--text-muted);
    font-size: 0.75rem;
    margin-top: 2px;
}

.bracket-val {
    color: var(--secondary);
    font-weight: var(--font-semibold);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: none;
    font-family: inherit;
    font-size: 0.95rem;
    font-weight: var(--font-semibold);
    padding: 14px 24px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border);
    color: var(--text-primary);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--text-secondary);
}

.w-full {
    width: 100%;
}

.mr-2 {
    margin-right: 8px;
}

/* Information Card (Bottom Table) */
.info-card {
    margin-bottom: 60px;
}

.info-card h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 20px;
    color: #fff;
    border-left: 4px solid var(--secondary);
    padding-left: 12px;
}

.table-responsive {
    overflow-x: auto;
    margin-bottom: 20px;
}

.tariff-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
    font-size: 0.88rem;
}

.tariff-table th, 
.tariff-table td {
    padding: 14px 16px;
    border-bottom: 1px solid var(--border);
}

.tariff-table th {
    background-color: rgba(255, 255, 255, 0.02);
    color: #fff;
    font-weight: var(--font-semibold);
}

.tariff-table td {
    color: var(--text-secondary);
}

.tariff-table tr:hover td {
    color: #fff;
    background-color: rgba(255, 255, 255, 0.01);
}

.tariff-table-footer {
    font-size: 0.8rem;
    color: var(--text-muted);
    line-height: 1.6;
    border-top: 1px dashed var(--border);
    padding-top: 16px;
}

.tariff-table-footer strong {
    color: var(--text-secondary);
}

/* Footer bottom */
.app-footer-bottom {
    text-align: center;
    padding: 40px 0;
    margin-top: auto;
    border-top: 1px solid var(--border);
    background-color: rgba(17, 24, 39, 0.2);
}

.app-footer-bottom p {
    color: var(--text-muted);
    font-size: 0.85rem;
    margin-bottom: 8px;
}

.app-footer-bottom .disclaimer {
    font-size: 0.75rem;
    max-width: 800px;
    margin: 12px auto 0;
    padding: 0 24px;
    line-height: 1.6;
}

/* Utility Classes */
.hidden {
    display: none !important;
}

.text-uppercase {
    text-transform: uppercase;
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.05);
        opacity: 0.95;
    }
}

/* Print Styles */
@media print {
    body {
        background: #fff;
        color: #000;
    }
    
    .glow-bg,
    .tabs-nav,
    .inputs-card,
    .info-card,
    .app-footer-bottom,
    #btn-copy-report,
    #btn-print,
    .results-header {
        display: none !important;
    }
    
    .calculator-grid {
        grid-template-columns: 1fr;
    }
    
    .card {
        border: none;
        box-shadow: none;
        background: none;
        padding: 0;
        backdrop-filter: none;
    }
    
    .results-card {
        border: 1px solid #ccc;
        padding: 20px;
    }
    
    .main-price {
        color: #000;
        background: none;
        -webkit-text-fill-color: initial;
    }
    
    .total-result-box {
        border: 1px solid #ccc;
        background: none;
        box-shadow: none;
    }
    
    .split-value,
    .detail-val,
    .bracket-val {
        color: #000 !important;
    }
    
    .bracket-item {
        border: 1px solid #eee;
        background: none;
    }
}

/* -------------------------------------------------------------
 * Google AdSense Ready Responsive Ad Slots
 * ------------------------------------------------------------- */

.app-layout {
    display: flex;
    justify-content: center;
    width: 100%;
    min-height: 100vh;
    position: relative;
    overflow-x: hidden;
}

.main-content-wrapper {
    flex: 1;
    max-width: 1200px;
    width: 100%;
    min-width: 0;
}

/* Sticky Skyscraper Sidebars */
.ad-side {
    display: none;
    width: 160px;
    padding-top: 100px;
    position: -webkit-sticky;
    position: sticky;
    top: 40px;
    z-index: 10;
}

@media (min-width: 1500px) {
    .ad-side {
        display: flex;
        flex-direction: column;
        gap: 20px;
    }
    .ad-left {
        margin-right: 20px;
    }
    .ad-right {
        margin-left: 20px;
    }
}

/* Ad Containers Stylings */
.ad-placeholder {
    background: rgba(255, 255, 255, 0.02);
    border: 1px dashed rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    padding: 8px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.ad-placeholder:hover {
    background: rgba(255, 255, 255, 0.04);
    border-color: rgba(139, 92, 246, 0.3);
}

.ad-label {
    font-size: 0.65rem;
    color: var(--text-muted);
    letter-spacing: 1px;
    margin-bottom: 6px;
    text-transform: uppercase;
    font-weight: 500;
}

.ad-box {
    background: rgba(0, 0, 0, 0.25);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-muted);
    font-size: 0.75rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.2);
}

.ad-box.skyscraper {
    width: 160px;
    height: 600px;
}

.ad-box.skyscraper-half {
    width: 160px;
    height: 300px;
}

/* Top Horizontal Banner */
.ad-top-container {
    width: 100%;
    margin: 0 0 30px 0;
    padding: 0;
}

/* Bottom Horizontal Banner */
.ad-bottom-container {
    width: 100%;
    margin: 40px 0 20px 0;
    padding: 0;
}

.ad-placeholder.horizontal {
    padding: 12px;
}

.ad-box.leaderboard {
    width: 100%;
    max-width: 728px;
    height: 90px;
}

/* Inline Ad in Results Panel */
.ad-inline-container {
    width: 100%;
    margin-top: 20px;
}

.ad-placeholder.inline {
    padding: 8px;
    background: rgba(255, 255, 255, 0.01);
}

.ad-box.inline-ad {
    width: 100%;
    height: 100px;
}

@media (max-width: 768px) {
    .ad-box.leaderboard {
        height: 100px;
        max-width: 320px;
    }
}

/* Hide ads when printing */
@media print {
    .ad-side,
    .ad-top-container,
    .ad-bottom-container,
    .ad-inline-container {
        display: none !important;
    }
}