/* ============================================
   Pratikur - Warm Fintech Redesign
   Typography: Outfit + JetBrains Mono
   Palette: Warm amber/gold accents, slate depths
   ============================================ */

/* === CSS Variables === */
:root {
    /* Backgrounds */
    --bg-body: #F5F3EF;
    --bg-container: #FFFFFF;
    --bg-header: rgba(255, 255, 255, 0.82);
    --bg-panel: #FAF9F7;
    --bg-table-header: #F7F5F2;
    --bg-table-even: #FCFBF9;
    --bg-input: #FFFFFF;
    --bg-tab-active: rgba(217, 119, 6, 0.08);
    --bg-toggle-active: rgba(217, 119, 6, 0.12);
    --bg-result: #FFFBEB;
    --bg-progress: #FEF3C7;
    --bg-stat-low: #FEF2F2;
    --bg-stat-high: #F0FDF4;

    /* Text */
    --text-primary: #1C1917;
    --text-secondary: #57534E;
    --text-muted: #A8A29E;
    --text-disabled: #D6D3D1;
    --text-brand: #292524;
    --text-result: #92400E;

    /* Borders */
    --border-light: #F5F5F4;
    --border-medium: #E7E5E4;
    --border-panel: #E7E5E4;
    --border-result: #D97706;
    --border-stat-low: #FECACA;
    --border-stat-high: #BBF7D0;

    /* Accents */
    --accent-primary: #D97706;
    --accent-primary-hover: #B45309;
    --accent-primary-light: #FDE68A;
    --accent-primary-glow: rgba(217, 119, 6, 0.25);
    --accent-secondary: #0369A1;
    --accent-green: #059669;
    --accent-green-hover: #047857;
    --accent-purple: #7C3AED;
    --accent-purple-hover: #6D28D9;
    --accent-red: #DC2626;
    --accent-green-text: #059669;
    --accent-star: #F59E0B;

    /* Shadows */
    --shadow-card: 0 1px 3px rgba(28, 25, 23, 0.04), 0 6px 24px rgba(28, 25, 23, 0.06);
    --shadow-btn: 0 1px 2px rgba(28, 25, 23, 0.06);
    --shadow-btn-hover: 0 8px 25px rgba(217, 119, 6, 0.2);
    --shadow-stat: 0 1px 3px rgba(28, 25, 23, 0.03);
    --shadow-glow: 0 0 20px rgba(217, 119, 6, 0.15);

    /* Glass */
    --glass-bg: rgba(255, 255, 255, 0.72);
    --glass-border: rgba(255, 255, 255, 0.4);
    --glass-blur: blur(20px) saturate(180%);
}

[data-theme="dark"] {
    /* Backgrounds */
    --bg-body: #0B1120;
    --bg-container: #111827;
    --bg-header: rgba(17, 24, 39, 0.82);
    --bg-panel: #1E293B;
    --bg-table-header: #1E293B;
    --bg-table-even: #162032;
    --bg-input: #1E293B;
    --bg-tab-active: rgba(245, 158, 11, 0.1);
    --bg-toggle-active: rgba(245, 158, 11, 0.15);
    --bg-result: rgba(245, 158, 11, 0.08);
    --bg-progress: rgba(245, 158, 11, 0.1);
    --bg-stat-low: rgba(220, 38, 38, 0.1);
    --bg-stat-high: rgba(5, 150, 105, 0.1);

    /* Text */
    --text-primary: #F3F4F6;
    --text-secondary: #9CA3AF;
    --text-muted: #6B7280;
    --text-disabled: #4B5563;
    --text-brand: #F9FAFB;
    --text-result: #FDE68A;

    /* Borders */
    --border-light: rgba(255, 255, 255, 0.06);
    --border-medium: rgba(255, 255, 255, 0.1);
    --border-panel: rgba(255, 255, 255, 0.08);
    --border-result: #F59E0B;
    --border-stat-low: rgba(220, 38, 38, 0.3);
    --border-stat-high: rgba(5, 150, 105, 0.3);

    /* Accents */
    --accent-primary: #F59E0B;
    --accent-primary-hover: #FBBF24;
    --accent-primary-light: rgba(245, 158, 11, 0.2);
    --accent-primary-glow: rgba(245, 158, 11, 0.3);
    --accent-secondary: #38BDF8;
    --accent-green: #34D399;
    --accent-green-hover: #6EE7B7;
    --accent-purple: #A78BFA;
    --accent-purple-hover: #C4B5FD;
    --accent-red: #F87171;
    --accent-green-text: #34D399;
    --accent-star: #FBBF24;

    /* Shadows */
    --shadow-card: 0 1px 3px rgba(0, 0, 0, 0.2), 0 8px 32px rgba(0, 0, 0, 0.3);
    --shadow-btn: 0 1px 3px rgba(0, 0, 0, 0.3);
    --shadow-btn-hover: 0 8px 30px rgba(245, 158, 11, 0.2);
    --shadow-stat: 0 1px 3px rgba(0, 0, 0, 0.15);
    --shadow-glow: 0 0 30px rgba(245, 158, 11, 0.12);

    /* Glass */
    --glass-bg: rgba(17, 24, 39, 0.72);
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-blur: blur(20px) saturate(180%);
}

/* === Reset & Base === */
*,
*::before,
*::after {
    box-sizing: border-box;
}

body {
    font-family: 'Outfit', sans-serif;
    background: var(--bg-body);
    margin: 0;
    padding: 20px;
    color: var(--text-primary);
    -webkit-tap-highlight-color: transparent;
    transition: background-color 0.4s ease, color 0.4s ease;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    line-height: 1.6;
    font-weight: 400;
    letter-spacing: 0.01em;
}

/* Subtle background texture */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    background:
        radial-gradient(ellipse 80% 50% at 50% -20%, rgba(217, 119, 6, 0.04), transparent),
        radial-gradient(ellipse 60% 40% at 80% 100%, rgba(3, 105, 161, 0.03), transparent);
    pointer-events: none;
    z-index: 0;
}

[data-theme="dark"] body::before {
    background:
        radial-gradient(ellipse 80% 50% at 50% -20%, rgba(245, 158, 11, 0.06), transparent),
        radial-gradient(ellipse 60% 40% at 80% 100%, rgba(56, 189, 248, 0.04), transparent);
}

/* Selection color */
::selection {
    background: rgba(217, 119, 6, 0.2);
    color: var(--text-primary);
}

[data-theme="dark"] ::selection {
    background: rgba(245, 158, 11, 0.25);
}

.container {
    max-width: 700px;
    margin: 0 auto;
    background: var(--bg-container);
    border-radius: 20px;
    box-shadow: var(--shadow-card);
    overflow: hidden;
    position: relative;
    z-index: 1;
    transition: background-color 0.4s ease;
    border: 1px solid var(--border-light);
}

/* === Header Bar === */
.app-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 20px;
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-bottom: 1px solid var(--border-light);
    position: sticky;
    top: 0;
    z-index: 100;
    transition: background 0.4s ease;
}

.app-brand {
    font-size: 1.35em;
    font-weight: 800;
    background: linear-gradient(135deg, var(--accent-primary) 0%, #B45309 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.03em;
}

[data-theme="dark"] .app-brand {
    background: linear-gradient(135deg, #FBBF24 0%, #F59E0B 50%, #D97706 100%);
    -webkit-background-clip: text;
    background-clip: text;
}

.app-header-actions {
    display: flex;
    align-items: center;
    gap: 6px;
}

.header-icon-btn {
    width: 36px;
    height: 36px;
    border: 1px solid var(--border-medium);
    background: var(--bg-container);
    border-radius: 10px;
    cursor: pointer;
    color: var(--text-secondary);
    font-size: 0.85em;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.25s ease;
}

.header-icon-btn:hover {
    background: var(--bg-tab-active);
    color: var(--accent-primary);
    border-color: var(--accent-primary);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px var(--accent-primary-glow);
}

/* === Language Selector === */
.lang-toggle {
    display: flex;
    gap: 2px;
    background: var(--bg-panel);
    border-radius: 8px;
    padding: 2px;
    border: 1px solid var(--border-medium);
}

.lang-btn {
    padding: 5px 12px;
    border: none;
    background: transparent;
    cursor: pointer;
    font-family: 'Outfit', sans-serif;
    font-size: 0.75em;
    font-weight: 600;
    color: var(--text-muted);
    border-radius: 6px;
    transition: all 0.25s ease;
    letter-spacing: 0.05em;
}

.lang-btn.active {
    background: var(--accent-primary);
    color: white;
    box-shadow: 0 2px 8px var(--accent-primary-glow);
}

/* === Current Rate Section === */
.current-rate-container {
    background: var(--bg-panel);
    padding: 18px 20px;
    border-bottom: 1px solid var(--border-light);
    text-align: center;
    position: relative;
    overflow: hidden;
}

/* Subtle gradient overlay */
.current-rate-container::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(217, 119, 6, 0.03) 0%, transparent 50%, rgba(3, 105, 161, 0.02) 100%);
    pointer-events: none;
}

[data-theme="dark"] .current-rate-container::before {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.04) 0%, transparent 50%, rgba(56, 189, 248, 0.03) 100%);
}

.current-rate-row {
    display: flex;
    justify-content: center;
    align-items: stretch;
    gap: 8px;
    position: relative;
}

.current-rate-item {
    flex: 1;
    text-align: center;
    padding: 10px 8px;
    border-radius: 12px;
    background: var(--bg-container);
    border: 1px solid var(--border-light);
    transition: transform 0.25s ease, box-shadow 0.25s ease;
    position: relative;
}

.current-rate-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
}

[data-theme="dark"] .current-rate-item:hover {
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
}

/* Top accent line on rate cards */
.current-rate-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 30px;
    height: 3px;
    border-radius: 0 0 3px 3px;
    background: linear-gradient(90deg, var(--accent-primary), var(--accent-primary-hover));
    opacity: 0.6;
}

.current-rate-label {
    display: block;
    font-size: 0.72em;
    color: var(--text-muted);
    text-transform: uppercase;
    margin-bottom: 4px;
    font-weight: 600;
    letter-spacing: 0.08em;
}

.current-rate-value {
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.15em;
    font-weight: 600;
    color: var(--text-brand);
    display: block;
    letter-spacing: -0.02em;
}

.current-rate-divider {
    display: none;
}

.tcmb-etiket {
    text-align: center;
    font-size: 0.68em;
    color: var(--text-muted);
    margin-top: 6px;
    font-style: italic;
    letter-spacing: 0.02em;
    position: relative;
}

.source-toggle-container {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 12px;
    position: relative;
}

.kaynak-info-toggle {
    cursor: pointer;
    color: var(--text-muted);
    font-size: 0.85em;
    margin-left: 8px;
    transition: color 0.25s ease, transform 0.25s ease;
}

.kaynak-info-toggle:hover {
    color: var(--accent-primary);
    transform: scale(1.1);
}

.kaynak-info-box {
    background: var(--bg-container);
    border: 1px solid var(--border-medium);
    border-radius: 12px;
    padding: 12px 16px;
    margin-top: 10px;
    font-size: 0.78em;
    color: var(--text-secondary);
    line-height: 1.6;
    text-align: left;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
    position: relative;
}

[data-theme="dark"] .kaynak-info-box {
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.kaynak-info-box p {
    margin: 0 0 6px 0;
}

.kaynak-info-box p:last-child {
    margin-bottom: 0;
}

.direction-toggle--compact {
    max-width: 200px;
}

.current-rate-container .zaman-bilgisi {
    margin-top: 10px;
    margin-bottom: 0;
    font-size: 0.7em;
    position: relative;
}

/* === Favorite Currencies === */
.favori-container {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: center;
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--border-light);
    position: relative;
}

.favori-card {
    display: flex;
    align-items: center;
    gap: 6px;
    background: var(--bg-container);
    border: 1px solid var(--border-medium);
    border-radius: 10px;
    padding: 7px 12px;
    font-size: 0.8em;
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.favori-card:hover {
    transform: translateY(-1px);
    box-shadow: 0 3px 12px rgba(0, 0, 0, 0.06);
    border-color: var(--accent-primary);
}

[data-theme="dark"] .favori-card:hover {
    box-shadow: 0 3px 12px rgba(0, 0, 0, 0.25);
}

.favori-card-label {
    font-weight: 600;
    color: var(--text-secondary);
    letter-spacing: 0.02em;
}

.favori-card-value {
    font-family: 'JetBrains Mono', monospace;
    font-weight: 600;
    color: var(--text-brand);
}

.favori-sil-btn {
    background: none;
    border: none;
    color: var(--text-disabled);
    cursor: pointer;
    font-size: 0.9em;
    padding: 0 2px;
    line-height: 1;
    transition: color 0.2s ease;
}

.favori-sil-btn:hover {
    color: var(--accent-red);
}

.favori-yildiz {
    cursor: pointer;
    color: var(--text-disabled);
    margin-right: 4px;
    font-size: 0.9em;
    transition: color 0.2s ease, transform 0.2s ease;
}

.favori-yildiz.aktif {
    color: var(--accent-star);
}

.favori-yildiz:hover {
    color: var(--accent-star);
    transform: scale(1.15);
}

.zaman-bilgisi:empty {
    display: none;
}

/* === Tabs === */
.tabs {
    display: flex;
    background: var(--bg-container);
    border-bottom: 1px solid var(--border-light);
    padding: 6px 8px;
    gap: 4px;
}

.tab-btn {
    flex: 1;
    padding: 11px 8px;
    border: none;
    background: transparent;
    cursor: pointer;
    font-family: 'Outfit', sans-serif;
    font-weight: 600;
    font-size: 13px;
    color: var(--text-muted);
    transition: all 0.3s ease;
    border-radius: 10px;
    letter-spacing: 0.01em;
    position: relative;
}

.tab-btn:hover {
    background: var(--bg-panel);
    color: var(--text-primary);
}

.tab-btn.active {
    color: var(--accent-primary);
    background: var(--bg-tab-active);
    box-shadow: inset 0 0 0 1px rgba(217, 119, 6, 0.15);
}

[data-theme="dark"] .tab-btn.active {
    box-shadow: inset 0 0 0 1px rgba(245, 158, 11, 0.2);
}

.tab-btn i {
    margin-right: 4px;
    font-size: 0.9em;
}

/* === Content Panels === */
.content {
    display: none;
    padding: 24px 20px;
    animation: contentReveal 0.4s ease-out;
}

.content.active {
    display: block;
}

@keyframes contentReveal {
    from {
        opacity: 0;
        transform: translateY(8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Stagger children animation */
.content.active > *:nth-child(1) { animation: staggerIn 0.4s ease-out 0.03s both; }
.content.active > *:nth-child(2) { animation: staggerIn 0.4s ease-out 0.06s both; }
.content.active > *:nth-child(3) { animation: staggerIn 0.4s ease-out 0.09s both; }
.content.active > *:nth-child(4) { animation: staggerIn 0.4s ease-out 0.12s both; }
.content.active > *:nth-child(5) { animation: staggerIn 0.4s ease-out 0.15s both; }
.content.active > *:nth-child(6) { animation: staggerIn 0.4s ease-out 0.18s both; }
.content.active > *:nth-child(7) { animation: staggerIn 0.4s ease-out 0.21s both; }

@keyframes staggerIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

h2 {
    text-align: center;
    color: var(--text-brand);
    margin-top: 0;
    margin-bottom: 20px;
    font-size: 1.35rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    position: relative;
}

/* Subtle underline accent */
h2::after {
    content: '';
    display: block;
    width: 40px;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-primary), transparent);
    border-radius: 2px;
    margin: 8px auto 0;
}

/* === Form Elements === */
label {
    font-family: 'Outfit', sans-serif;
}

select,
input[type="number"] {
    width: 100%;
    padding: 12px 14px;
    margin: 8px 0;
    border: 1.5px solid var(--border-medium);
    border-radius: 10px;
    font-family: 'Outfit', sans-serif;
    font-size: 15px;
    box-sizing: border-box;
    background: var(--bg-input);
    color: var(--text-primary);
    transition: border-color 0.25s ease, box-shadow 0.25s ease;
    font-weight: 400;
}

select:hover,
input[type="number"]:hover {
    border-color: var(--accent-primary);
}

select:focus,
input[type="number"]:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px var(--accent-primary-glow);
}

input[type="date"] {
    width: 100%;
    padding: 10px 12px;
    border: 1.5px solid var(--border-medium);
    border-radius: 10px;
    font-family: 'Outfit', sans-serif;
    box-sizing: border-box;
    background: var(--bg-input);
    color: var(--text-primary);
    transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

input[type="date"]:hover {
    border-color: var(--accent-primary);
}

input[type="date"]:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px var(--accent-primary-glow);
}

/* === Control Panel === */
.kontrol-paneli {
    background: var(--bg-panel);
    padding: 16px;
    border-radius: 14px;
    margin: 15px 0;
    border: 1px solid var(--border-panel);
}

.direction-toggle {
    display: flex;
    gap: 4px;
    margin-bottom: 12px;
    background: var(--bg-container);
    padding: 4px;
    border-radius: 10px;
    border: 1px solid var(--border-medium);
}

.direction-btn {
    flex: 1;
    padding: 10px;
    border: none;
    background: transparent;
    cursor: pointer;
    border-radius: 8px;
    font-family: 'Outfit', sans-serif;
    font-weight: 500;
    transition: all 0.25s ease;
    color: var(--text-secondary);
    font-size: 0.9em;
}

.direction-btn:hover {
    background: var(--bg-table-header);
}

.direction-btn.active {
    background: var(--bg-toggle-active);
    color: var(--accent-primary);
    font-weight: 700;
    box-shadow: var(--shadow-btn);
}

/* === Buttons === */
.btn {
    width: 100%;
    padding: 13px 20px;
    border: none;
    border-radius: 12px;
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    cursor: pointer;
    font-size: 14px;
    margin-top: 10px;
    transition: all 0.3s ease;
    letter-spacing: 0.03em;
    position: relative;
    overflow: hidden;
}

.btn::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(255,255,255,0.12) 0%, transparent 100%);
    pointer-events: none;
}

.btn:active {
    transform: scale(0.98) !important;
    box-shadow: none !important;
}

.btn-green {
    background: linear-gradient(135deg, var(--accent-primary) 0%, var(--accent-primary-hover) 100%);
    color: white;
    box-shadow: var(--shadow-btn);
}

.btn-green:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-btn-hover);
}

.btn-csv {
    background: linear-gradient(135deg, var(--accent-purple) 0%, var(--accent-purple-hover) 100%);
    color: white;
    width: 100%;
    padding: 13px 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 0;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.btn-csv::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(255,255,255,0.1) 0%, transparent 100%);
    pointer-events: none;
}

.btn-csv:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(124, 58, 237, 0.25);
}

[data-theme="dark"] .btn-csv:hover {
    box-shadow: 0 8px 25px rgba(167, 139, 250, 0.2);
}

/* === Focus Visible === */
button:focus-visible,
select:focus-visible,
input:focus-visible,
a:focus-visible {
    outline: 2px solid var(--accent-primary);
    outline-offset: 2px;
}

/* === Table === */
.table-container {
    max-height: 350px;
    overflow-y: auto;
    border: 1px solid var(--border-light);
    border-radius: 12px;
    margin-top: 15px;
}

table {
    width: 100%;
    border-collapse: collapse;
}

th {
    background: var(--bg-table-header);
    position: sticky;
    top: 0;
    z-index: 10;
    font-size: 0.78em;
    color: var(--text-muted);
    text-align: left;
    padding: 12px 14px;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    font-weight: 600;
    border-bottom: 1px solid var(--border-medium);
}

td {
    padding: 11px 14px;
    border-bottom: 1px solid var(--border-light);
    font-size: 0.93em;
}

/* Numeric columns in monospace */
td:nth-child(2),
td:nth-child(3) {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.88em;
    font-weight: 500;
    letter-spacing: -0.01em;
}

/* First column bold */
td:first-child {
    font-weight: 600;
}

tbody tr:nth-child(even) {
    background: var(--bg-table-even);
}

tbody tr {
    transition: background-color 0.2s ease;
}

tbody tr:hover {
    background: var(--bg-tab-active);
}

/* === Result Box & Info Boxes === */
.sonuc-kutusu {
    background: var(--bg-result);
    border: 1px solid var(--border-result);
    border-left: 4px solid var(--border-result);
    color: var(--text-result);
    padding: 18px;
    border-radius: 12px;
    text-align: center;
    margin-top: 20px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.05em;
    font-weight: 500;
    min-height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    flex-direction: column;
    gap: 6px;
    position: relative;
    overflow: hidden;
}

/* Subtle gradient bg for result */
.sonuc-kutusu::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(217, 119, 6, 0.03) 0%, transparent 100%);
    pointer-events: none;
}

[data-theme="dark"] .sonuc-kutusu::before {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.04) 0%, transparent 100%);
}

.calc-result-row {
    display: flex;
    align-items: center;
    gap: 8px;
    width: 100%;
    justify-content: center;
    position: relative;
}

.calc-result-label {
    font-family: 'Outfit', sans-serif;
    font-size: 0.82em;
    color: var(--text-secondary);
    min-width: 45px;
    text-align: right;
    font-weight: 500;
}

.zaman-bilgisi {
    text-align: center;
    margin-bottom: 15px;
    font-size: 0.72em;
    color: var(--text-muted);
    background: transparent;
    padding: 4px 10px;
    border-radius: 0;
    border: none;
    font-weight: 400;
    letter-spacing: 0.02em;
}

/* === Converter (Swap & History) === */
.swap-container {
    display: flex;
    align-items: flex-end;
    justify-content: center;
    padding-bottom: 12px;
}

.swap-btn {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    border: 1.5px solid var(--border-medium);
    background: var(--bg-container);
    cursor: pointer;
    color: var(--accent-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.35s ease;
    margin: 0 10px;
    font-size: 0.95em;
}

.swap-btn:hover {
    background: var(--bg-tab-active);
    transform: rotate(180deg);
    border-color: var(--accent-primary);
    box-shadow: 0 0 16px var(--accent-primary-glow);
}

.history-section {
    margin-top: 28px;
    border-top: 1px solid var(--border-light);
    padding-top: 16px;
}

.history-title {
    font-size: 0.9em;
    color: var(--text-secondary);
    margin-bottom: 12px;
    font-weight: 700;
    display: block;
    border-bottom: 2px solid var(--border-light);
    padding-bottom: 6px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-size: 0.78em;
}

.history-list {
    list-style: none;
    padding: 0;
    margin: 0;
    max-height: 150px;
    overflow-y: auto;
}

.history-item {
    padding: 9px 12px;
    border-bottom: 1px solid var(--border-light);
    display: flex;
    justify-content: space-between;
    font-size: 0.88em;
    color: var(--text-primary);
    font-family: 'JetBrains Mono', monospace;
    transition: background-color 0.2s ease;
}

.history-item:hover {
    background: var(--bg-panel);
}

.history-item:last-child {
    border-bottom: none;
}

.history-time {
    color: var(--text-muted);
    font-size: 0.82em;
    font-family: 'Outfit', sans-serif;
}

.disclaimer-small {
    text-align: center;
    margin-top: 20px;
    font-size: 0.72em;
    color: var(--text-muted);
    font-style: italic;
    letter-spacing: 0.01em;
}

/* === Archive Controls === */
.history-controls {
    background: var(--bg-panel);
    padding: 18px;
    border-radius: 14px;
    border: 1px solid var(--border-panel);
    margin-bottom: 20px;
}

.date-group {
    display: flex;
    gap: 12px;
    margin-bottom: 12px;
}

.date-group div {
    flex: 1;
}

.date-group label {
    display: block;
    margin-bottom: 5px;
    font-size: 0.82em;
    color: var(--text-secondary);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

/* === Utility Classes === */
.currency-label {
    font-weight: 700;
    font-size: 0.85em;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.flex-item {
    flex: 1;
}

.flex-item--spaced {
    margin-left: 12px;
}

.swap-container--spaced {
    margin-bottom: 15px;
}

.button-row {
    display: flex;
    gap: 10px;
}

.btn--flush {
    margin-top: 0;
}

.hidden {
    display: none !important;
}

.currency-name-detail {
    font-size: 0.78em;
    color: var(--text-muted);
}

.error-text {
    color: var(--accent-red);
    font-weight: 500;
}

/* === Progress === */
.progress-text {
    text-align: center;
    padding: 10px 14px;
    margin-bottom: 12px;
    font-size: 0.85em;
    color: var(--accent-primary);
    background: var(--bg-progress);
    border-radius: 10px;
    border: 1px solid rgba(217, 119, 6, 0.15);
    font-weight: 500;
}

[data-theme="dark"] .progress-text {
    border-color: rgba(245, 158, 11, 0.2);
}

/* === Search === */
.search-input {
    width: 100%;
    padding: 11px 14px;
    margin: 10px 0;
    border: 1.5px solid var(--border-medium);
    border-radius: 10px;
    font-family: 'Outfit', sans-serif;
    font-size: 14px;
    box-sizing: border-box;
    background: var(--bg-input);
    color: var(--text-primary);
    transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.search-input:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px var(--accent-primary-glow);
}

/* === Statistics Cards === */
.stat-container {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-top: 16px;
}

.stat-card {
    background: var(--bg-container);
    border: 1px solid var(--border-panel);
    border-radius: 14px;
    padding: 18px;
    box-shadow: var(--shadow-stat);
    transition: transform 0.25s ease, box-shadow 0.25s ease;
    position: relative;
    overflow: hidden;
}

.stat-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.08);
}

[data-theme="dark"] .stat-card:hover {
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.35);
}

/* Left amber accent border on stat cards */
.stat-card::before {
    content: '';
    position: absolute;
    top: 12px;
    left: 0;
    width: 3px;
    height: calc(100% - 24px);
    background: linear-gradient(180deg, var(--accent-primary), transparent);
    border-radius: 0 3px 3px 0;
}

.stat-card-title {
    font-size: 0.78em;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--accent-primary);
    font-weight: 700;
    margin-bottom: 14px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border-light);
}

.stat-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 7px 0;
    border-bottom: 1px solid var(--border-light);
}

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

.stat-label {
    font-size: 0.88em;
    color: var(--text-secondary);
    font-weight: 400;
}

.stat-value {
    font-family: 'JetBrains Mono', monospace;
    font-weight: 600;
    font-size: 0.9em;
    color: var(--text-brand);
}

.stat-date {
    font-size: 0.78em;
    color: var(--text-muted);
    margin-left: 6px;
    font-family: 'Outfit', sans-serif;
}

.stat-highlight {
    display: flex;
    justify-content: space-around;
    text-align: center;
    gap: 12px;
}

.stat-highlight-item {
    flex: 1;
    padding: 12px;
    border-radius: 12px;
    transition: transform 0.2s ease;
}

.stat-highlight-item:hover {
    transform: scale(1.02);
}

.stat-highlight-item.low {
    background: var(--bg-stat-low);
    border: 1px solid var(--border-stat-low);
}

.stat-highlight-item.high {
    background: var(--bg-stat-high);
    border: 1px solid var(--border-stat-high);
}

.stat-highlight-label {
    display: block;
    font-size: 0.72em;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 4px;
    font-weight: 600;
    letter-spacing: 0.06em;
}

.stat-highlight-value {
    display: block;
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.15em;
    font-weight: 700;
}

.stat-highlight-item.low .stat-highlight-value {
    color: var(--accent-red);
}

.stat-highlight-item.high .stat-highlight-value {
    color: var(--accent-green-text);
}

.stat-highlight-date {
    display: block;
    font-size: 0.72em;
    color: var(--text-muted);
    margin-top: 3px;
}

.trend-up {
    color: var(--accent-green-text);
}

.trend-down {
    color: var(--accent-red);
}

.trend-stable {
    color: var(--text-muted);
}

.stat-change-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 10px;
}

.stat-change-item {
    text-align: center;
    padding: 12px 6px;
    background: var(--bg-panel);
    border-radius: 10px;
    border: 1px solid var(--border-panel);
    transition: transform 0.2s ease;
}

.stat-change-item:hover {
    transform: translateY(-1px);
}

.stat-change-label {
    display: block;
    font-size: 0.72em;
    color: var(--text-muted);
    margin-bottom: 5px;
    font-weight: 600;
    letter-spacing: 0.03em;
}

.stat-change-value {
    display: block;
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.05em;
    font-weight: 700;
}

.stat-overview {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
}

.stat-overview-item {
    padding: 10px;
    background: var(--bg-panel);
    border-radius: 10px;
    text-align: center;
    border: 1px solid var(--border-light);
    transition: transform 0.2s ease;
}

.stat-overview-item:hover {
    transform: translateY(-1px);
}

.stat-overview-label {
    display: block;
    font-size: 0.72em;
    color: var(--text-muted);
    margin-bottom: 3px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.stat-overview-value {
    display: block;
    font-family: 'JetBrains Mono', monospace;
    font-weight: 700;
    font-size: 0.93em;
    color: var(--text-brand);
}

/* === Custom Scrollbar === */
.table-container::-webkit-scrollbar,
.history-list::-webkit-scrollbar {
    width: 6px;
}

.table-container::-webkit-scrollbar-track,
.history-list::-webkit-scrollbar-track {
    background: transparent;
}

.table-container::-webkit-scrollbar-thumb,
.history-list::-webkit-scrollbar-thumb {
    background: var(--accent-primary);
    border-radius: 3px;
    opacity: 0.4;
}

.table-container::-webkit-scrollbar-thumb:hover,
.history-list::-webkit-scrollbar-thumb:hover {
    background: var(--accent-primary-hover);
}

/* Firefox scrollbar */
.table-container,
.history-list {
    scrollbar-width: thin;
    scrollbar-color: var(--accent-primary) transparent;
}

/* === Footer === */
.footer-links {
    text-align: center;
    margin-top: 24px;
    font-size: 0.78em;
    color: var(--text-muted);
    padding-bottom: 18px;
}

.footer-links a {
    color: var(--text-muted);
    text-decoration: none;
    transition: color 0.25s ease;
    font-weight: 500;
}

.footer-links a:hover {
    color: var(--accent-primary);
}

/* === Responsive === */
@media (max-width: 768px) {
    body {
        padding: 10px;
    }

    .tab-btn {
        padding: 10px 6px;
        font-size: 12px;
    }

    .tab-btn i {
        display: block;
        margin-bottom: 3px;
        margin-right: 0;
        font-size: 1.1em;
    }

    .app-header {
        padding: 12px 16px;
    }
}

@media (max-width: 480px) {
    body {
        padding: 0;
    }

    .container {
        border-radius: 0;
        border: none;
    }

    .tab-btn {
        padding: 10px 4px;
        font-size: 11px;
        border-radius: 8px;
    }

    .tabs {
        padding: 4px 6px;
        gap: 3px;
    }

    .content {
        padding: 18px 14px;
    }

    .direction-btn {
        font-size: 0.8em;
        padding: 9px;
    }

    .current-rate-row {
        flex-wrap: wrap;
        gap: 6px;
    }

    .current-rate-item {
        flex: 0 0 calc(50% - 3px);
        padding: 10px 6px;
    }

    .current-rate-value {
        font-size: 1em;
    }

    .current-rate-container {
        padding: 14px 12px;
    }

    .date-group {
        flex-direction: column;
        gap: 8px;
    }

    .swap-container {
        flex-direction: column;
        align-items: stretch;
    }

    .swap-btn {
        align-self: center;
        margin: 8px 0;
    }

    .flex-item--spaced {
        margin-left: 0;
        margin-top: 8px;
    }

    .button-row {
        flex-direction: column;
    }

    h2 {
        font-size: 1.15rem;
    }

    .sonuc-kutusu {
        font-size: 0.95em;
        padding: 14px;
    }

    .table-container {
        max-height: 300px;
        border-radius: 10px;
    }

    td, th {
        padding: 9px 8px;
        font-size: 0.84em;
    }

    .stat-change-grid {
        grid-template-columns: 1fr;
    }

    .stat-highlight {
        flex-direction: column;
    }

    .stat-overview {
        grid-template-columns: 1fr;
    }

    .app-brand {
        font-size: 1.2em;
    }

    .history-controls {
        padding: 14px;
    }

    .kontrol-paneli {
        padding: 12px;
    }
}

/* === Print === */
@media print {
    body {
        background: white;
        padding: 0;
    }

    .container {
        box-shadow: none;
        border: none;
    }

    .app-header,
    .tabs,
    .footer-links {
        display: none;
    }

    .content {
        display: block !important;
    }
}