/* ================================================
   INDEX CSS - GAMMA FINANZAS (Dashboard)
   Versión limpia y optimizada
   ================================================ */

/* ============================================
   1. RESET Y VARIABLES
   ============================================ */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #d4af37;
    --secondary-color: #4a4a4a;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    --background-color: #1a1a1a;
    --card-background: #2a2a2a;
    --text-primary: #ffffff;
    --text-secondary: #cccccc;
    --border-color: #404040;
    --shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 8px 25px rgba(0, 0, 0, 0.4);
}

/* ============================================
   2. BASE STYLES
   ============================================ */
html, body {
    overflow-x: hidden;
    overflow-y: auto;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--background-color);
}

/* ============================================
   3. HEADER Y NAVEGACIÓN
   ============================================ */
header {
    background: linear-gradient(135deg, var(--primary-color), #b8860b);
    color: white;
    padding: 0.75rem 0;
    position: relative;
}

header h1 {
    text-align: center;
    margin-bottom: 0.5rem;
    font-size: 1.5rem;
}

.header-info {
    position: absolute;
    top: 0.5rem;
    left: 2rem;
}

.storage-indicator {
    font-size: 0.7rem;
    color: rgba(255, 255, 255, 0.8);
    background: rgba(0, 0, 0, 0.2);
    padding: 0.2rem 0.5rem;
    border-radius: 0.3rem;
    font-weight: 500;
}

.header-actions {
    position: absolute;
    top: 0.75rem;
    right: 2rem;
    display: flex;
    gap: 0.5rem;
}

.header-actions .btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: white;
    font-size: 0.8rem;
    padding: 0.4rem 0.8rem;
    border-radius: 0.4rem;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 500;
}

.header-actions .btn-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.4);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.header-actions .btn-danger {
    background: rgba(239, 68, 68, 0.9);
    border: 1px solid rgba(239, 68, 68, 0.5);
    color: white;
    font-size: 0.8rem;
    padding: 0.4rem 0.8rem;
    border-radius: 0.4rem;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 500;
}

.header-actions .btn-danger:hover {
    background: rgba(239, 68, 68, 1);
    border-color: rgba(239, 68, 68, 0.8);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.3);
}

.header-actions label {
    cursor: pointer;
    margin: 0;
}

nav {
    display: flex;
    justify-content: center;
    gap: 2rem;
}

nav a {
    color: white;
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
    transition: background-color 0.3s;
}

nav a:hover,
nav a.active {
    background-color: rgba(255, 255, 255, 0.2);
}

/* ============================================
   4. CONTENIDO PRINCIPAL
   ============================================ */
main {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

.dashboard {
    display: grid;
    grid-template-columns: 1fr 350px;
    gap: 2rem;
    align-items: start;
}

/* ============================================
   5. DASHBOARD SECTIONS
   ============================================ */
.dashboard-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.dashboard-section {
    background: var(--card-background);
    border-radius: 0.75rem;
    padding: 1.5rem;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
}

.compact-section {
    padding: 1rem;
}

.section-title {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
    padding-bottom: 0.25rem;
    border-bottom: 2px solid var(--primary-color);
}

.section-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.5rem;
}

.compact-cards {
    gap: 0.4rem;
}

/* ============================================
   6. CARDS
   ============================================ */
.card {
    background: var(--card-background);
    border-radius: 0.5rem;
    padding: 1rem;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
    transition: transform 0.2s, box-shadow 0.2s;
}

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

.card h3 {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 0.25rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.card > div {
    margin-bottom: 0.25rem;
}

.card > div:last-child {
    margin-bottom: 0;
}

/* Small cards */
.small-card {
    padding: 0.5rem;
    min-height: auto;
}

.small-card h3 {
    font-size: 0.6rem;
    margin-bottom: 0.1rem;
}

.small-card .amount {
    font-size: 1rem;
}

/* Tiny cards */
.tiny-card {
    padding: 1rem;
    min-height: auto;
}

.tiny-card h3 {
    font-size: 0.8rem;
    margin-bottom: 0.25rem;
}

.tiny-card .amount {
    font-size: 1.4rem;
}

/* ============================================
   7. AMOUNTS Y COLORES
   ============================================ */
.amount {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
}

.total-general .amount { color: #7c3aed; }
.total-funds .amount { color: var(--success-color); }
.pending-money .amount { color: var(--warning-color); }
.lent-money .amount { color: var(--danger-color); }
.fixed-expenses .amount { color: var(--primary-color); }
.fixed-income .amount { color: var(--success-color); }
.income-collected .amount { color: var(--success-color); }
.income-pending .amount { color: var(--warning-color); }
.expense-paid .amount { color: var(--success-color); }
.expense-pending .amount { color: var(--danger-color); }

/* ============================================
   8. SIDEBAR
   ============================================ */
.sidebar {
    background: var(--card-background);
    border-radius: 0.75rem;
    padding: 1.5rem;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
    height: fit-content;
    position: sticky;
    top: 2rem;
}

.sidebar-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--primary-color);
}

/* Person stats cards */
.person-cards {
    margin-bottom: 0;
}

.person-cards .card {
    display: block;
    width: 100%;
    margin-right: 0;
    margin-bottom: 1rem;
}

/* ============================================
   9. ACTIVIDAD RECIENTE
   ============================================ */
.recent-activity {
    background: var(--card-background);
    border-radius: 0.75rem;
    padding: 1.5rem;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
}

.recent-activity h2 {
    margin-bottom: 1rem;
    color: var(--text-primary);
    font-size: 1.25rem;
}

.activity-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.activity-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem;
    border-radius: 0.5rem;
    background-color: var(--background-color);
    border: 1px solid var(--border-color);
    margin-bottom: 0.5rem;
}

.activity-item .info {
    flex: 1;
}

.activity-item .amount {
    font-size: 1rem;
    font-weight: 600;
}

.activity-item.positive .amount { color: var(--success-color); }
.activity-item.negative .amount { color: var(--danger-color); }
.activity-item.neutral .amount { color: var(--warning-color); }

/* ============================================
   10. QUICK ACTIONS
   ============================================ */
.quick-actions {
    background: var(--card-background);
    border-radius: 0.75rem;
    padding: 1.5rem;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
}

.quick-actions h2 {
    margin-bottom: 1rem;
    color: var(--text-primary);
    font-size: 1.25rem;
}

.actions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}

.action-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 1rem;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 0.5rem;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.3s, transform 0.2s;
}

.action-btn:hover {
    background: #b8860b;
    transform: translateY(-1px);
}

/* ============================================
   11. RESPONSIVE - Desktop (max 1200px)
   ============================================ */
@media (max-width: 1200px) {
    main {
        padding: 1.5rem;
    }

    .cards-grid {
        grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
        gap: 0.75rem;
    }
}

/* ============================================
   12. RESPONSIVE - Tablet (max 1024px)
   ============================================ */
@media (max-width: 1024px) {
    .dashboard {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .sidebar-dashboard {
        position: static;
        order: -1;
    }

    .sidebar-title {
        text-align: center;
        border-bottom: 2px solid var(--primary-color);
        border-left: none;
        padding-left: 0;
    }

    .dashboard-row {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .section-cards {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.4rem;
    }

    .compact-section {
        padding: 0.75rem;
    }

    .tiny-card {
        padding: 0.8rem;
    }

    .tiny-card h3 {
        font-size: 0.7rem;
    }

    .tiny-card .amount {
        font-size: 1.2rem;
    }
}

/* ============================================
   13. RESPONSIVE - Mobile (max 768px)
   ============================================ */
@media (max-width: 768px) {
    header {
        padding: 1rem 0;
    }

    header h1 {
        font-size: 1.25rem;
        margin-bottom: 0.75rem;
    }

    .header-actions {
        position: static;
        display: flex;
        justify-content: center;
        gap: 0.5rem;
        margin-top: 0.5rem;
    }

    .header-actions .btn-secondary {
        font-size: 0.7rem;
        padding: 0.3rem 0.6rem;
    }

    nav {
        gap: 1rem;
    }

    nav a {
        padding: 0.4rem 0.8rem;
        font-size: 0.9rem;
    }

    main {
        padding: 1rem;
        max-width: 100%;
    }

    .dashboard {
        gap: 1.5rem;
    }

    .cards-grid {
        grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
        gap: 0.75rem;
    }

    .card h3 {
        font-size: 0.65rem;
    }

    .amount {
        font-size: 1.25rem;
    }

    .person-cards {
        margin-bottom: 1rem;
    }

    .person-cards .card {
        width: calc(50% - 0.5rem);
        margin-right: 0.5rem;
        margin-bottom: 0.5rem;
    }

    .person-cards .card:nth-child(2n) {
        margin-right: 0;
    }
}

/* ============================================
   14. RESPONSIVE - Mobile pequeño (max 480px)
   ============================================ */
@media (max-width: 480px) {
    header h1 {
        font-size: 1.1rem;
    }

    .header-actions {
        flex-direction: column;
        gap: 0.25rem;
        align-items: center;
    }

    nav {
        flex-wrap: wrap;
        gap: 0.5rem;
    }

    nav a {
        padding: 0.3rem 0.6rem;
        font-size: 0.8rem;
    }

    .cards-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.5rem;
    }

    .card {
        padding: 0.75rem;
    }

    .card h3 {
        font-size: 0.6rem;
        margin-bottom: 0.15rem;
    }

    .amount {
        font-size: 1.1rem;
    }

    .person-cards .card {
        width: 100%;
        margin-right: 0;
        margin-bottom: 0.5rem;
    }

    main {
        padding: 0.5rem;
    }

    .dashboard {
        gap: 1rem;
    }
}