/* ==========================================================================
   Monitor SICOES Bolivia - Modern & Professional UI (Google Modern Web Standards)
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@500;700&display=swap');

:root {
    /* Color Scheme Configuration */
    color-scheme: light dark;

    /* Base Palette (Light Theme by Default) */
    --font-sans: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;

    /* Brand / Primary */
    --primary: #2563eb;
    --primary-hover: #1d4ed8;
    --primary-rgb: 37, 99, 235;
    --primary-subtle: #eff6ff;
    --primary-border: #bfdbfe;

    /* States & Alerts */
    --success: #059669;
    --success-subtle: #ecfdf5;
    --success-border: #a7f3d0;

    --warning: #d97706;
    --warning-subtle: #fffbeb;
    --warning-border: #fde68a;

    --danger: #dc2626;
    --danger-subtle: #fef2f2;
    --danger-border: #fecaca;

    /* Surfaces & Neutrals */
    --bg-app: #f8fafc;
    --bg-surface: #ffffff;
    --bg-surface-elevated: #ffffff;
    --bg-muted: #f1f5f9;
    --bg-input: #ffffff;
    
    --border-subtle: #e2e8f0;
    --border-strong: #cbd5e1;

    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #64748b;
    --text-inverse: #ffffff;

    /* Shadows & Radii */
    --shadow-xs: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-sm: 0 1px 3px 0 rgb(0 0 0 / 0.08), 0 1px 2px -1px rgb(0 0 0 / 0.08);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.07), 0 2px 4px -2px rgb(0 0 0 / 0.07);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.08), 0 4px 6px -4px rgb(0 0 0 / 0.04);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.08);

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

    /* Scrollbar */
    --scrollbar-track: transparent;
    --scrollbar-thumb: #cbd5e1;
    --scrollbar-thumb-hover: #94a3b8;
}

/* ==================== MODO OSCURO (DARK THEME) ==================== */
[data-theme="dark"] {
    --bg-app: #0b1120;
    --bg-surface: #131c31;
    --bg-surface-elevated: #1a2540;
    --bg-muted: #1e293b;
    --bg-input: #111827;

    --border-subtle: #1e293b;
    --border-strong: #334155;

    --text-primary: #f8fafc;
    --text-secondary: #cbd5e1;
    --text-muted: #94a3b8;

    --primary-subtle: rgba(37, 99, 235, 0.18);
    --primary-border: rgba(96, 165, 250, 0.35);

    --success-subtle: rgba(5, 150, 105, 0.18);
    --success-border: rgba(52, 211, 153, 0.35);

    --warning-subtle: rgba(217, 119, 6, 0.18);
    --warning-border: rgba(251, 191, 36, 0.35);

    --danger-subtle: rgba(220, 38, 38, 0.18);
    --danger-border: rgba(248, 113, 113, 0.35);

    --shadow-sm: 0 1px 3px 0 rgb(0 0 0 / 0.4);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.45);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.5);

    --scrollbar-thumb: #334155;
    --scrollbar-thumb-hover: #475569;
}

/* Base Reset & Modern Typography Rules */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    accent-color: var(--primary);
    scrollbar-color: var(--scrollbar-thumb) var(--scrollbar-track);
    scrollbar-width: thin;
}

body {
    font-family: var(--font-sans);
    background-color: var(--bg-app);
    color: var(--text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    font-feature-settings: "cv02", "cv03", "cv04", "cv11", "tnum";
    transition: background-color 0.25s ease, color 0.25s ease;
    overflow-x: hidden;
}

/* Headings with Modern Balance */
h1, h2, h3, h4, h5 {
    color: var(--text-primary);
    font-weight: 700;
    letter-spacing: -0.02em;
    text-wrap: balance;
}

p {
    text-wrap: pretty;
}

/* ==================== NAVBAR ==================== */
.navbar {
    background-color: color-mix(in srgb, var(--bg-surface) 85%, transparent);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-subtle);
    padding: 0.85rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 50;
    box-shadow: var(--shadow-xs);
    transition: all 0.25s ease;
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 800;
    font-size: 1.2rem;
    color: var(--text-primary);
    text-decoration: none;
    letter-spacing: -0.02em;
}

.brand-icon-wrapper {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, #2563eb, #1d4ed8);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    font-size: 1.15rem;
    box-shadow: 0 4px 10px rgba(37, 99, 235, 0.25);
}

.badge-beta {
    font-size: 0.7rem;
    background: var(--primary-subtle);
    color: var(--primary);
    border: 1px solid var(--primary-border);
    padding: 2px 8px;
    border-radius: var(--radius-full);
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    padding: 0.5rem 0.95rem;
    border-radius: var(--radius-sm);
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}

.nav-links a:hover {
    color: var(--text-primary);
    background-color: var(--bg-muted);
}

.nav-links a.active {
    color: var(--primary);
    background-color: var(--primary-subtle);
    font-weight: 600;
}

.nav-user {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding-left: 1.25rem;
    border-left: 1px solid var(--border-subtle);
}

.user-tag {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.3;
}

.user-tag strong {
    color: var(--text-primary);
    display: block;
}

/* Theme Toggle Button */
.btn-theme-toggle {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-subtle);
    background: var(--bg-surface);
    color: var(--text-secondary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 1.1rem;
}

.btn-theme-toggle:hover {
    background: var(--bg-muted);
    color: var(--text-primary);
    border-color: var(--border-strong);
    transform: rotate(15deg);
}

/* ==================== LAYOUT & CONTAINERS ==================== */
.container {
    max-width: 1240px;
    margin: 2rem auto;
    padding: 0 1.5rem;
}

/* Stats Metric Cards */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.25rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 1.35rem 1.5rem;
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.stat-title {
    font-size: 0.8rem;
    text-transform: uppercase;
    font-weight: 700;
    letter-spacing: 0.06em;
    color: var(--text-muted);
    margin-bottom: 0.4rem;
}

.stat-value {
    font-size: 2.1rem;
    font-weight: 800;
    color: var(--text-primary);
    font-feature-settings: "tnum" 1;
    line-height: 1.2;
}

/* ==================== BARRA DE ACCIÓN Y FILTROS ==================== */
.action-bar {
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 1rem 1.35rem;
    margin-bottom: 1.75rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
    box-shadow: var(--shadow-sm);
}

.filter-tabs {
    display: flex;
    background: var(--bg-muted);
    padding: 4px;
    border-radius: var(--radius-sm);
    gap: 3px;
}

.filter-tab {
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
    font-weight: 600;
    border-radius: 6px;
    border: none;
    cursor: pointer;
    background: transparent;
    color: var(--text-secondary);
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.filter-tab:hover {
    color: var(--text-primary);
}

.filter-tab.active {
    background: var(--bg-surface);
    color: var(--primary);
    box-shadow: var(--shadow-sm);
}

.search-box {
    position: relative;
    display: flex;
    align-items: center;
}

.search-input {
    background: var(--bg-input);
    color: var(--text-primary);
    padding: 0.6rem 1rem 0.6rem 2.4rem;
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    font-size: 0.88rem;
    outline: none;
    width: 290px;
    transition: all 0.2s ease;
}

.search-input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-subtle);
}

.search-icon {
    position: absolute;
    left: 0.8rem;
    color: var(--text-muted);
    font-size: 0.95rem;
    pointer-events: none;
}

/* ==================== CARD CONVOCATORIA (CONTAINER QUERIES) ==================== */
.card-tender {
    container-type: inline-size;
    container-name: tender;
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    box-shadow: var(--shadow-sm);
    margin-bottom: 1.25rem;
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
    position: relative;
}

.card-tender:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--border-strong);
}

.tender-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 1.25rem;
    margin-bottom: 0.85rem;
}

.tender-title {
    font-size: 1.18rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.4;
    margin-top: 0.35rem;
}

.tender-badges {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.45rem;
    margin-bottom: 0.45rem;
}

/* Badges Modernos con micro-indicadores */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 0.3rem 0.65rem;
    font-size: 0.72rem;
    font-weight: 700;
    border-radius: var(--radius-sm);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    line-height: 1;
}

.badge-cuce {
    background: var(--bg-muted);
    color: var(--text-secondary);
    border: 1px solid var(--border-subtle);
    font-family: var(--font-mono);
    letter-spacing: 0;
    text-transform: none;
    font-size: 0.78rem;
}

.badge-cuce-fallback {
    background: var(--warning-subtle);
    color: var(--warning);
    border: 1px solid var(--warning-border);
    font-family: var(--font-mono);
    letter-spacing: 0;
    text-transform: none;
    font-size: 0.78rem;
}

.badge-modality {
    background: rgba(168, 85, 247, 0.12);
    color: #9333ea;
    border: 1px solid rgba(168, 85, 247, 0.25);
}

[data-theme="dark"] .badge-modality {
    color: #c084fc;
}

.badge-status-revisar {
    background: var(--primary-subtle);
    color: var(--primary);
    border: 1px solid var(--primary-border);
}

.badge-status-participar {
    background: var(--success-subtle);
    color: var(--success);
    border: 1px solid var(--success-border);
}

.badge-status-descartar {
    background: var(--bg-muted);
    color: var(--text-muted);
    border: 1px solid var(--border-subtle);
}

.pulse-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background-color: currentColor;
    display: inline-block;
    animation: pulseGlow 2s infinite ease-in-out;
}

@keyframes pulseGlow {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.4; transform: scale(0.85); }
}

.tender-object {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin-bottom: 1.1rem;
    line-height: 1.6;
}

.tender-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    font-size: 0.85rem;
    color: var(--text-muted);
    padding: 0.85rem 0;
    border-top: 1px solid var(--border-subtle);
    border-bottom: 1px solid var(--border-subtle);
    margin-bottom: 1.1rem;
    font-feature-settings: "tnum" 1;
}

.tender-meta strong {
    color: var(--text-primary);
}

.deadline-highlight {
    color: #dc2626;
    font-weight: 700;
}

[data-theme="dark"] .deadline-highlight {
    color: #f87171;
}

.tender-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.85rem;
}

.status-buttons {
    display: flex;
    gap: 0.4rem;
}

/* ==================== BUTTONS ==================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.45rem;
    padding: 0.55rem 1rem;
    font-size: 0.85rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    border: 1px solid transparent;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    white-space: nowrap;
}

.btn:active {
    transform: scale(0.98);
}

.btn:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

.btn-primary {
    background: var(--primary);
    color: #ffffff;
    box-shadow: 0 2px 4px rgba(37, 99, 235, 0.2);
}

.btn-primary:hover {
    background: var(--primary-hover);
    box-shadow: 0 4px 8px rgba(37, 99, 235, 0.3);
}

.btn-success {
    background: var(--success);
    color: #ffffff;
}

.btn-success:hover {
    background: #047857;
}

.btn-outline {
    background: var(--bg-surface);
    border-color: var(--border-strong);
    color: var(--text-primary);
}

.btn-outline:hover {
    background: var(--bg-muted);
    border-color: var(--text-muted);
}

.btn-sm {
    padding: 0.35rem 0.75rem;
    font-size: 0.8rem;
}

.btn-ics {
    background: #047857;
    color: #ffffff;
    box-shadow: 0 2px 4px rgba(4, 120, 87, 0.25);
}

.btn-ics:hover {
    background: #065f46;
}

/* ==================== CONTAINER QUERIES ADAPTATIONS ==================== */
@container tender (max-width: 680px) {
    .tender-header {
        flex-direction: column;
    }
    .tender-actions {
        flex-direction: column;
        align-items: stretch;
    }
    .status-buttons {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 0.5rem;
    }
    .tender-meta {
        flex-direction: column;
        gap: 0.5rem;
    }
}

/* ==================== MODERN MODALS (TOP LAYER STYLING) ==================== */
.modal-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.7);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: 100;
    justify-content: center;
    align-items: center;
    padding: 1.25rem;
    animation: fadeInModal 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.modal-content {
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    max-width: 580px;
    width: 100%;
    padding: 1.85rem;
    box-shadow: var(--shadow-xl);
    position: relative;
    transform: translateY(0);
    animation: slideUpModal 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

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

@keyframes slideUpModal {
    from { opacity: 0; transform: translateY(12px) scale(0.98); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.25rem;
    padding-bottom: 0.85rem;
    border-bottom: 1px solid var(--border-subtle);
}

.modal-title {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text-primary);
}

.modal-close {
    background: transparent;
    border: none;
    font-size: 1.4rem;
    cursor: pointer;
    color: var(--text-muted);
    border-radius: var(--radius-sm);
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.15s ease;
}

.modal-close:hover {
    color: var(--text-primary);
    background: var(--bg-muted);
}

/* ==================== FORMS & CONTROLS ==================== */
.form-group {
    margin-bottom: 1.2rem;
}

.form-label {
    display: block;
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.4rem;
}

.form-control {
    width: 100%;
    padding: 0.65rem 0.95rem;
    background: var(--bg-input);
    color: var(--text-primary);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    font-size: 0.92rem;
    font-family: var(--font-sans);
    outline: none;
    transition: all 0.2s ease;
}

.form-control:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-subtle);
}

textarea.form-control {
    field-sizing: content;
    min-height: 100px;
    resize: vertical;
}

/* ==================== TOAST NOTIFICATION ==================== */
.toast-notice {
    position: fixed;
    bottom: 25px;
    right: 25px;
    background: color-mix(in srgb, var(--bg-surface-elevated) 90%, transparent);
    color: var(--text-primary);
    border: 1px solid var(--border-subtle);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    padding: 0.95rem 1.4rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-xl);
    font-size: 0.9rem;
    font-weight: 600;
    z-index: 999;
    display: none;
    align-items: center;
    gap: 0.65rem;
    animation: toastPop 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes toastPop {
    from { transform: translateY(10px) scale(0.95); opacity: 0; }
    to { transform: translateY(0) scale(1); opacity: 1; }
}

/* ==================== KEYWORDS & LISTS ==================== */
.keywords-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-top: 1.5rem;
}

@media (max-width: 850px) {
    .keywords-grid {
        grid-template-columns: 1fr;
    }
}

.keyword-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 1rem;
    background: var(--bg-muted);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    margin-bottom: 0.65rem;
    transition: all 0.2s ease;
}

.keyword-item:hover {
    border-color: var(--border-strong);
    background: color-mix(in srgb, var(--bg-muted) 80%, var(--bg-surface));
}

.keyword-text {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.92rem;
}

.keyword-norm {
    font-size: 0.78rem;
    color: var(--text-muted);
    font-family: var(--font-mono);
    margin-left: 0.45rem;
}