/* ============================================
   FUNDACIÓN MB SOLIDARIA - ESTILOS PRINCIPALES
   ============================================ */

:root {
    --primary: #02B3EF;
    --dark: #002443;
    --white: #FFFFFF;
    --light-bg: #F5F7FA;
    --text: #1F2937;
    --success: #16A34A;
    --warning: #F59E0B;
    --danger: #DC2626;
    --border: #E5E7EB;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    color: var(--text);
    line-height: 1.6;
    background: var(--light-bg);
}

/* HEADER */
.header {
    background: var(--dark);
    color: var(--white);
    padding: 20px 0;
    box-shadow: var(--shadow);
}

.header .logo h1 {
    font-size: 28px;
    margin-bottom: 5px;
    color: var(--primary);
}

.header .logo .subtitle {
    font-size: 14px;
    opacity: 0.9;
}

/* CONTAINER */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* MAIN CONTENT */
.main-content {
    padding: 40px 0;
    min-height: calc(100vh - 200px);
}

/* PROGRESS BAR */
.progress-bar {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 40px;
    padding: 20px;
}

.progress-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
}

.step-number {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--white);
    border: 3px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    color: var(--text);
    margin-bottom: 10px;
    transition: all 0.3s;
}

.progress-step.active .step-number {
    background: var(--primary);
    border-color: var(--primary);
    color: var(--white);
}

.progress-step.completed .step-number {
    background: var(--success);
    border-color: var(--success);
    color: var(--white);
}

.step-label {
    font-size: 14px;
    text-align: center;
}

.progress-line {
    width: 100px;
    height: 3px;
    background: var(--border);
    margin: 0 10px;
}

.progress-line.active,
.progress-line.completed {
    background: var(--primary);
}

/* CARD */
.card {
    background: var(--white);
    border-radius: 10px;
    box-shadow: var(--shadow);
    margin-bottom: 30px;
}

.card-header {
    padding: 20px 30px;
    border-bottom: 1px solid var(--border);
}

.card-header h2 {
    font-size: 24px;
    margin-bottom: 5px;
    color: var(--dark);
}

.card-header p {
    color: #6B7280;
    font-size: 14px;
}

.card-body {
    padding: 30px;
}

/* FORM */
.form {
    width: 100%;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 20px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--dark);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid var(--border);
    border-radius: 8px;
    font-size: 15px;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
}

.form-group small {
    display: block;
    margin-top: 5px;
    font-size: 12px;
    color: #6B7280;
}

/* CHECKBOX GRID */
.checkbox-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 10px;
}

.checkbox-label {
    display: flex;
    align-items: center;
    cursor: pointer;
    padding: 10px;
    border-radius: 5px;
    transition: background 0.2s;
}

.checkbox-label:hover {
    background: var(--light-bg);
}

.checkbox-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    margin-right: 10px;
    cursor: pointer;
}

.habeas-data {
    border: 2px solid var(--primary);
    padding: 15px;
    border-radius: 8px;
}

/* BUTTONS */
.btn {
    display: inline-block;
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    text-align: center;
    transition: all 0.3s;
}

.btn-primary {
    background: var(--primary);
    color: var(--white);
}

.btn-primary:hover {
    background: #0193c9;
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(2, 179, 239, 0.3);
}

.btn-secondary {
    background: var(--dark);
    color: var(--white);
}

.btn-secondary:hover {
    background: #003865;
}

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

.btn-success:hover {
    background: #15803d;
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--primary);
    color: var(--primary);
}

.btn-outline:hover {
    background: var(--primary);
    color: var(--white);
}

.btn-large {
    padding: 15px 40px;
    font-size: 16px;
}

.btn-sm {
    padding: 8px 16px;
    font-size: 13px;
}

/* PRICE INFO */
.price-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
    padding: 20px;
    background: var(--light-bg);
    border-radius: 10px;
}

.price-box {
    text-align: center;
    padding: 20px;
    background: var(--white);
    border-radius: 8px;
    border: 2px solid var(--border);
}

.price-box.highlight {
    border-color: var(--primary);
    background: linear-gradient(135deg, #e0f7ff 0%, #ffffff 100%);
}

.price-label {
    font-size: 14px;
    color: #6B7280;
    margin-bottom: 10px;
}

.price-value {
    font-size: 28px;
    font-weight: bold;
    color: var(--dark);
}

.price-discount {
    color: var(--success);
    font-size: 14px;
    margin-top: 5px;
    font-weight: 600;
}

/* NÚMEROS */
.numeros-section {
    margin: 30px 0;
}

.numeros-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.numeros-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
    gap: 10px;
}

.numero-btn {
    padding: 15px;
    border: 2px solid var(--border);
    background: var(--white);
    border-radius: 8px;
    font-size: 20px;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.2s;
    color: var(--dark);
}

.numero-btn:hover {
    border-color: var(--primary);
    transform: scale(1.05);
}

.numero-btn.selected {
    background: var(--primary);
    color: var(--white);
    border-color: var(--primary);
}

/* NÚMEROS SELECCIONADOS */
.numeros-seleccionados {
    min-height: 80px;
    padding: 20px;
    background: var(--light-bg);
    border-radius: 10px;
}

.numeros-seleccionados-list {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.numero-seleccionado {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 10px 15px;
    background: var(--primary);
    color: var(--white);
    border-radius: 8px;
    font-size: 20px;
    font-weight: bold;
}

.btn-remove {
    background: rgba(255, 255, 255, 0.2);
    border: none;
    color: var(--white);
    width: 24px;
    height: 24px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-remove:hover {
    background: rgba(255, 255, 255, 0.4);
}

/* SEARCH NUMBER */
.search-number {
    margin: 30px 0;
    padding: 20px;
    background: var(--light-bg);
    border-radius: 10px;
}

.search-box {
    display: flex;
    gap: 10px;
    margin-top: 10px;
}

.search-box input {
    flex: 1;
    padding: 12px 15px;
    border: 2px solid var(--border);
    border-radius: 8px;
    font-size: 18px;
    text-align: center;
}

/* ALERTS */
.alert {
    padding: 15px 20px;
    border-radius: 8px;
    margin-bottom: 20px;
}

.alert-error {
    background: #fee;
    border-left: 4px solid var(--danger);
    color: #991b1b;
}

.alert-success {
    background: #efe;
    border-left: 4px solid var(--success);
    color: #166534;
}

.alert-warning {
    background: #fef3c7;
    border-left: 4px solid var(--warning);
    color: #92400e;
}

.alert-info {
    background: #dbeafe;
    border-left: 4px solid var(--primary);
    color: #1e40af;
}

.alert ul {
    margin-left: 20px;
}

/* LOADING */
.loading {
    text-align: center;
    padding: 20px;
    color: #6B7280;
}

/* UPLOAD AREA */
.upload-section {
    margin: 30px 0;
}

.upload-area {
    border: 3px dashed var(--border);
    border-radius: 10px;
    padding: 40px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s;
}

.upload-area:hover {
    border-color: var(--primary);
    background: var(--light-bg);
}

.upload-area.dragover {
    border-color: var(--primary);
    background: var(--light-bg);
}

.upload-icon {
    font-size: 60px;
    margin-bottom: 20px;
}

/* FOOTER */
.footer {
    background: var(--dark);
    color: var(--white);
    padding: 30px 0;
    text-align: center;
    margin-top: 60px;
}

/* RESPONSIVE */
@media (max-width: 768px) {
    .progress-bar {
        flex-wrap: wrap;
    }

    .progress-line {
        width: 50px;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .numeros-grid {
        grid-template-columns: repeat(auto-fill, minmax(60px, 1fr));
    }

    .price-info {
        grid-template-columns: 1fr;
    }
}

/* UTILITY CLASSES */
.text-center {
    text-align: center;
}

.text-muted {
    color: #6B7280;
}

.text-success {
    color: var(--success);
}

.text-warning {
    color: var(--warning);
}

.text-error, .text-danger {
    color: var(--danger);
}

.form-actions {
    display: flex;
    gap: 15px;
    justify-content: flex-end;
    margin-top: 30px;
}

.error-message {
    color: var(--danger);
    font-size: 14px;
    margin-top: 5px;
}

/* ROW & COL */
.row {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 20px;
}

.col-md-4 {
    grid-column: span 4;
}

.col-md-6 {
    grid-column: span 6;
}

.col-md-8 {
    grid-column: span 8;
}

@media (max-width: 768px) {
    .col-md-4,
    .col-md-6,
    .col-md-8 {
        grid-column: span 12;
    }
}

/* FLASH MESSAGES */
.flash-message {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 15px 20px;
    border-radius: 8px;
    color: white;
    display: flex;
    align-items: center;
    gap: 10px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    z-index: 9999;
    animation: slideIn 0.3s ease-out;
}

@keyframes slideIn {
    from {
        transform: translateX(400px);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

.flash-icon {
    font-size: 20px;
}