:root {
    /* Tipografi */
    --bs-font-sans-serif: "Open Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
    --bs-body-font-family: var(--bs-font-sans-serif);
    --font-heading: 'Raleway', sans-serif;
    --font-sans: var(--bs-font-sans-serif);

    /* Font Kalınlıkları */
    --font-weight-regular: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    --font-weight-extrabold: 800;

    /* Kurumsal Renk Paleti (Özkuruşlar Yeşili) */
    --color-primary-darkest: #0d3822;
    --color-primary-dark: #166534;
    --color-primary: #15803d;
    --color-primary-light: #22c55e;
    --color-primary-subtle: #f0fdf4;
    --color-primary-border: #bbf7d0;
    --color-primary-border-subtle: #dcfce7;
    --color-primary-focus-ring: rgba(21, 128, 61, 0.2);

    /* Bootstrap Entegrasyonu */
    --bs-primary: var(--color-primary);
    --bs-primary-rgb: 21, 128, 61;
    --bs-link-color: var(--color-primary);
    --bs-link-hover-color: var(--color-primary-dark);
    --bs-focus-ring-color: var(--color-primary-focus-ring);

    /* Nötr & Yüzey Renkleri */
    --color-text-main: #0f172a;
    --color-text-dark: #1e293b;
    --color-text-muted: #475569;
    --color-text-secondary: #64748b;
    --color-border: #e2e8f0;
    --color-border-subtle: #e8edf2;
    --color-bg-page: #f4f7f9;
    --color-bg-surface: #ffffff;
    --color-bg-subtle: #fbfcfd;
    --color-white: #ffffff;

    /* Durum Renkleri (Standart Hata Kırmızısı) */
    --color-danger: #dc2626;
    --color-danger-hover: #b91c1c;
    --color-danger-subtle: #fef2f2;
    --color-danger-border: #fecaca;
    --color-success: var(--color-primary);
    --color-success-subtle: var(--color-primary-subtle);
    --color-warning: #f59e0b;

    /* Köşe Yuvarlama (Radius Tokens) */
    --radius-xs: 0.25rem;
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-full: 50%;
    --radius-pill: 50rem;

    /* Katmanlaşma (Z-Index Hierarchy) */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-header: 1040;
    --z-modal-backdrop: 1050;
    --z-modal: 1060;
    --z-popover: 1080;
    --z-fullscreen: 1100;

    /* Gölgeler & Geçişler */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
    --transition-fast: all 0.15s ease;
    --transition-base: all 0.2s ease;
}

.text-primary,
.spinner-border.text-primary {
    color: var(--color-primary) !important;
}

html {
    min-width: 320px;
    background: #f4f7f9;
}

body {
    min-height: 100vh;
    margin: 0;
    color: #0f172a;
    background:
        radial-gradient(circle at 8% 0%, rgba(22, 163, 74, .06), transparent 28rem),
        #f4f7f9;
    font-family: "Open Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
    font-weight: 500;
    line-height: 1.5;
    letter-spacing: normal;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6,
.h1, .h2, .h3, .h4, .h5, .h6,
.app-brand-title strong,
.login-brand-text strong,
.filter-title h3,
.report-sidebar-header h2 {
    font-family: 'Raleway', sans-serif;
    font-weight: 800;
    letter-spacing: 0;
    color: #0f172a;
}

.btn {
    font-family: 'Raleway', sans-serif;
    font-weight: 700;
    letter-spacing: .02em;
}

/* ==========================================================================
   Bootstrap Global Tema Özelleştirmeleri (Özkuruşlar Kurumsal Yeşil)
   ========================================================================== */
.btn-primary {
    --bs-btn-color: #ffffff;
    --bs-btn-bg: var(--color-primary);
    --bs-btn-border-color: var(--color-primary);
    --bs-btn-hover-color: #ffffff;
    --bs-btn-hover-bg: var(--color-primary-dark);
    --bs-btn-hover-border-color: var(--color-primary-dark);
    --bs-btn-focus-shadow-rgb: 21, 128, 61;
    --bs-btn-active-color: #ffffff;
    --bs-btn-active-bg: var(--color-primary-darkest);
    --bs-btn-active-border-color: var(--color-primary-darkest);
    --bs-btn-disabled-color: #ffffff;
    --bs-btn-disabled-bg: var(--color-primary);
    --bs-btn-disabled-border-color: var(--color-primary);
}

.btn-outline-primary {
    --bs-btn-color: var(--color-primary);
    --bs-btn-border-color: var(--color-primary);
    --bs-btn-hover-color: #ffffff;
    --bs-btn-hover-bg: var(--color-primary);
    --bs-btn-hover-border-color: var(--color-primary);
    --bs-btn-focus-shadow-rgb: 21, 128, 61;
    --bs-btn-active-color: #ffffff;
    --bs-btn-active-bg: var(--color-primary-dark);
    --bs-btn-active-border-color: var(--color-primary-dark);
    --bs-btn-disabled-color: var(--color-primary);
    --bs-btn-disabled-border-color: var(--color-primary);
}

.btn-check:checked + .btn-outline-primary,
.btn-check:active + .btn-outline-primary {
    color: #ffffff;
    background-color: var(--color-primary);
    border-color: var(--color-primary);
}

.form-check-input:checked {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
}

.form-check-input:focus {
    border-color: var(--color-primary-light);
    box-shadow: 0 0 0 0.25rem var(--color-primary-focus-ring);
}

.form-control:focus,
.form-select:focus {
    border-color: var(--color-primary-light);
    box-shadow: 0 0 0 0.25rem var(--color-primary-focus-ring);
}

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

.nav-pills .nav-link.active,
.nav-pills .show > .nav-link {
    background-color: var(--color-primary);
}

.text-muted {
    color: #475569 !important;
    font-weight: 500;
}

/* Raporlar ve Tablo Alanları (Ferah Open Sans) */
.reports-page,
.report-sidebar,
.report-filter,
.report-grid-container,
.report-table,
.table {
    font-family: "Open Sans", -apple-system, BlinkMacSystemFont, sans-serif;
    letter-spacing: normal;
}

table th,
.table th,
.report-table th {
    font-family: "Open Sans", sans-serif;
    color: #1e293b !important;
    font-weight: 700 !important;
    letter-spacing: .04em;
}

table td,
.table td,
.report-table td {
    font-family: "Open Sans", sans-serif;
    color: #0f172a !important;
    font-weight: 500 !important;
    letter-spacing: normal;
}

label,
.form-label {
    font-weight: 600;
    color: #1e293b;
}

button,
input,
select,
textarea {
    font: inherit;
}

/* Programatik odaklanmalarda (FocusOnNavigate vb.) mavi çerçeveyi kaldır */
h1:focus,
h1:focus-visible,
h2:focus,
h2:focus-visible,
[tabindex="-1"]:focus,
[tabindex="-1"]:focus-visible {
    outline: none !important;
    box-shadow: none !important;
}

.darker-border-checkbox.form-check-input {
    border-color: #929292;
}

.valid.modified:not([type=checkbox]) {
    outline: 1px solid var(--color-primary);
}

.invalid {
    outline: 1px solid var(--color-danger);
}

.validation-message {
    color: var(--color-danger);
}

.blazor-error-boundary {
    background: url(data:image/svg+xml;base64,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) no-repeat 1rem/1.8rem, var(--color-danger);
    padding: 1rem 1rem 1rem 3.7rem;
    color: white;
}

.blazor-error-boundary::after {
    content: "Beklenmeyen bir hata oluştu.";
}

.form-floating > .form-control-plaintext::placeholder, .form-floating > .form-control::placeholder {
    color: var(--bs-secondary-color);
    text-align: end;
}

.form-floating > .form-control-plaintext:focus::placeholder, .form-floating > .form-control:focus::placeholder {
    text-align: start;
}

/* Ortak UI Bileşenleri & Belirteçleri */
.badge-pill-success {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.25rem 0.65rem;
    background: var(--color-primary-subtle);
    color: var(--color-primary);
    border: 1px solid var(--color-primary-border);
    border-radius: var(--radius-pill);
    font-size: 0.75rem;
    font-weight: var(--font-weight-semibold);
    letter-spacing: 0.02em;
}

.ui-icon-box {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    background: var(--color-primary-subtle);
    color: var(--color-primary);
}

.ui-icon-box.lg {
    width: 56px;
    height: 56px;
    font-size: 1.75rem;
    border-radius: var(--radius-lg);
}

.ui-icon-box.danger {
    background: var(--color-danger-subtle);
    color: var(--color-danger);
}

.ui-state-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 3rem 2rem;
    border-radius: var(--radius-lg);
    background: var(--color-bg-surface);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-sm);
}

.ui-state-card.narrow {
    max-width: 540px;
    margin: 2rem auto;
}

.ui-eyebrow {
    display: inline-block;
    font-size: 0.72rem;
    font-weight: var(--font-weight-bold);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-primary);
    margin-bottom: 0.25rem;
}

/* ==========================================================================
   Turkish Phone Input Wrapper (.phone-input-wrapper)
   ========================================================================== */
.phone-input-wrapper {
    display: flex;
    align-items: center;
    border: 1px solid #d9e2dc;
    border-radius: 8px;
    background: #ffffff;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
    overflow: hidden;
}

.phone-input-wrapper:focus-within {
    border-color: #166534;
    background: #ffffff;
    box-shadow: 0 0 0 3px rgba(22, 101, 52, 0.18);
}

.phone-prefix-pill {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 0 12px;
    height: 48px;
    background: #f4f7f5;
    border-right: 1px solid #d9e2dc;
    color: #4d6859;
    font-size: 14px;
    font-weight: 600;
    user-select: none;
    flex-shrink: 0;
}

.phone-prefix-text {
    color: #4d6859;
    letter-spacing: 0.5px;
}

.phone-input-field {
    flex: 1;
    min-width: 0;
    height: 48px;
    padding: 0 14px;
    border: none;
    outline: none;
    background: transparent;
    color: #193829;
    font-size: 15px;
    font-weight: 600;
    letter-spacing: 0.8px;
}

.phone-input-field::placeholder {
    color: #94a3b8;
    font-weight: 400;
    letter-spacing: normal;
}