/**
 * Единая дизайн-система Kozybayev University
 * Shared UI Library для админ-панели и публичной карточки проекта
 * Основные цвета: #00B0C7 (акцент) и белый
 */

:root {
    /* Цвета — единая палитра */
    --ku-primary: #00B0C7;
    --ku-primary-hover: #009aad;
    --ku-primary-light: rgba(0, 176, 199, 0.08);
    --ku-primary-glow: rgba(0, 176, 199, 0.18);
    --ku-accent: #00B0C7;
    --ku-accent-hover: #009aad;

    --ku-bg-page: #f8f9fa;
    --ku-bg-card: #ffffff;

    --ku-text-primary: #2c3e50;
    --ku-text-secondary: #6c757d;
    --ku-text-muted: #adb5bd;

    --ku-border: #e5e8eb;
    --ku-border-light: #e9ecef;

    /* Компоненты */
    --ku-radius: 12px;
    --ku-radius-sm: 8px;
    --ku-radius-lg: 16px;

    --ku-shadow: 0 1px 4px rgba(0, 0, 0, 0.06);
    --ku-shadow-card: 0 2px 8px rgba(0, 0, 0, 0.04);
    --ku-shadow-hover: 0 6px 20px rgba(0, 0, 0, 0.08);

    /* Шрифты */
    --ku-font: 'Roboto', 'Open Sans', -apple-system, BlinkMacSystemFont, sans-serif;
}

/* ============================
   Body — общие стили
   ============================ */
body.landing-layout,
body.admin-layout {
    font-family: var(--ku-font);
    color: var(--ku-text-primary);
}

body.admin-layout {
    background: var(--ku-bg-page);
}

/* ============================
   Fieldset-стиль заголовков секций
   Общий для админки и фронтенда
   ============================ */
.section-header,
.admin-form-section-heading,
.project-detail-section-title {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin: 0 0 1.25rem 0;
}

.section-header::before,
.section-header::after,
.admin-form-section-heading::before,
.admin-form-section-heading::after,
.project-detail-section-title::before,
.project-detail-section-title::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--ku-border);
}

.section-header span,
.admin-form-section-heading span,
.project-detail-section-title span {
    color: var(--ku-primary);
    font-size: 0.9rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    white-space: nowrap;
}

/* ============================
   Карточки — единый стиль
   ============================ */
.card-container,
.admin-form-card,
.project-detail-section-card,
.project-detail-description-card {
    background: var(--ku-bg-card);
    border-radius: var(--ku-radius);
    border: 1px solid var(--ku-border-light);
    box-shadow: var(--ku-shadow-card);
}

/* ============================
   Поля ввода — единый стиль
   ============================ */
.input-ku,
.admin-form-field .form-control,
.admin-form-field .form-select {
    border-radius: var(--ku-radius) !important;
    border: 1px solid var(--ku-border-light);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.input-ku:focus,
.admin-form-field .form-control:focus,
.admin-form-field .form-select:focus {
    border-color: var(--ku-primary);
    box-shadow: 0 0 0 3px var(--ku-primary-glow);
    outline: none;
}

/* ============================
   Кнопка — брендовый стиль
   ============================ */
.btn-ku-primary {
    background: var(--ku-primary);
    color: #fff;
    border: none;
    border-radius: var(--ku-radius);
    padding: 0.55rem 1.5rem;
    font-weight: 600;
    font-size: 0.95rem;
    transition: background 0.2s ease, box-shadow 0.2s ease;
    cursor: pointer;
}

.btn-ku-primary:hover {
    background: var(--ku-primary-hover);
    box-shadow: 0 4px 12px var(--ku-primary-glow);
    color: #fff;
}

/* ============================
   Bullet dots — общий элемент
   ============================ */
.ku-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--ku-primary);
    flex-shrink: 0;
}

.ku-dot-lg {
    width: 10px;
    height: 10px;
}

/* ============================
   Numbered badge — подзадачи
   ============================ */
.ku-num-badge {
    flex-shrink: 0;
    width: 32px;
    height: 32px;
    border-radius: var(--ku-radius-sm);
    background: var(--ku-primary);
    color: #fff;
    font-weight: 700;
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    justify-content: center;
}