/* CSS Reset & Variables */
:root {
    --bg-page: #0f172a;
    --bg-card: rgba(30, 41, 59, 0.7);
    --bg-input: #1e293b;
    --border-color: rgba(255, 255, 255, 0.08);
    --border-focus: #e50914;
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --oxxo-red: #e50914;
    --oxxo-yellow: #f5a623;
    --green-success: #10b981;
    --green-bg: rgba(16, 185, 129, 0.1);
    --green-border: rgba(16, 185, 129, 0.3);
    --amber-pending: #f59e0b;
    --amber-bg: rgba(245, 158, 11, 0.1);
    --amber-border: rgba(245, 158, 11, 0.3);
    --font-stack: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --radius-lg: 20px;
    --radius-md: 12px;
    --transition-fast: 0.2s ease;
}

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

body {
    background-color: var(--bg-page);
    color: var(--text-main);
    font-family: var(--font-stack);
    -webkit-font-smoothing: antialiased;
    min-height: 100vh;
    display: flex;
    justify-content: center;
}

/* Layout */
.app-container {
    width: 100%;
    max-width: 900px;
    padding: 24px;
    display: flex;
    flex-col: column;
    flex-direction: column;
    min-height: 100vh;
}

/* Header */
.app-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 0;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 24px;
}

.header-logo-container {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-box {
    background: #fff;
    padding: 6px 12px;
    border-radius: var(--radius-md);
    display: inline-flex;
    flex-direction: column;
    line-height: 1;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.logo-red {
    color: var(--oxxo-red);
    font-weight: 900;
    font-size: 14px;
    letter-spacing: -0.5px;
}

.logo-sub {
    color: #334155;
    font-weight: 700;
    font-size: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-top: 2px;
}

.divider {
    width: 1px;
    height: 24px;
    background-color: rgba(255,255,255,0.2);
}

.header-title {
    font-weight: 700;
    font-size: 15px;
    letter-spacing: 0.5px;
    color: var(--text-main);
    text-transform: uppercase;
}

.header-badge {
    background-color: rgba(255,255,255,0.05);
    border: 1px solid var(--border-color);
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Main */
.app-main {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

/* Cards & Glassmorphism */
.card {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.3);
}

/* Filter Card */
.filter-card {
    padding: 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.filter-info h2 {
    font-size: 18px;
    font-weight: 900;
    margin-bottom: 4px;
    display: flex;
    align-items: center;
    gap: 8px;
    letter-spacing: -0.5px;
}

.filter-info p {
    font-size: 13px;
    color: var(--text-muted);
}

.filter-actions {
    display: flex;
    align-items: flex-end;
    gap: 12px;
}

.filter-input-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
    width: 100%;
    max-width: 260px;
}

.filter-input-group label {
    font-size: 11px;
    font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    display: flex;
    align-items: center;
    gap: 6px;
}

select, input {
    width: 100%;
    background-color: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-main);
    padding: 12px 16px;
    font-size: 14px;
    outline: none;
    font-family: var(--font-stack);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='24' height='24' fill='none' stroke='%2394a3b8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'><polyline points='6 9 12 15 18 9'></polyline></svg>");
    background-repeat: no-repeat;
    background-position: right 12px center;
    background-size: 16px;
    padding-right: 40px;
}

select:focus, input:focus {
    border-color: var(--border-focus);
    box-shadow: 0 0 0 2px rgba(229, 9, 20, 0.15);
}

select:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* Summary Banner */
.summary-banner {
    background-color: rgba(245, 166, 35, 0.08);
    border: 1px solid rgba(245, 166, 35, 0.25);
    border-radius: var(--radius-lg);
    padding: 16px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
}

.summary-info {
    display: flex;
    align-items: center;
    gap: 12px;
}

.banner-icon {
    background-color: rgba(245, 166, 35, 0.15);
    border-radius: var(--radius-md);
    padding: 8px;
    color: var(--oxxo-yellow);
    display: flex;
    align-items: center;
    justify-content: center;
}

.banner-icon svg {
    width: 20px;
    height: 20px;
}

#summary-title {
    font-size: 15px;
    font-weight: 900;
    color: var(--text-main);
}

.summary-sub {
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 2px;
}

/* Pagination Controls */
.pagination-controls {
    display: flex;
    align-items: center;
    gap: 10px;
}

.btn-circle {
    background-color: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-main);
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background-color var(--transition-fast), border-color var(--transition-fast);
}

.btn-circle:hover:not(:disabled) {
    background-color: rgba(255,255,255,0.05);
    border-color: var(--text-muted);
}

.btn-circle:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.btn-circle svg {
    width: 16px;
    height: 16px;
}

.page-number {
    font-size: 13px;
    font-weight: 700;
    color: var(--text-main);
    background-color: var(--bg-input);
    border: 1px solid var(--border-color);
    padding: 6px 12px;
    border-radius: var(--radius-md);
}

/* Form Card */
.form-card {
    padding: 30px;
    position: relative;
}

.badge-status-container {
    position: absolute;
    top: 24px;
    right: 24px;
}

.status-badge {
    display: inline-flex;
    align-items: center;
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 10px;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.status-pending {
    background-color: var(--amber-bg);
    border: 1px solid var(--amber-border);
    color: var(--amber-pending);
}

.status-confirmed {
    background-color: var(--green-bg);
    border: 1px solid var(--green-border);
    color: var(--green-success);
}

/* Form Sections */
.form-section {
    margin-bottom: 24px;
}

.form-section:last-of-type {
    margin-bottom: 16px;
}

.section-title {
    font-size: 11px;
    font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 16px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 6px;
}

.form-grid {
    display: grid;
    gap: 16px;
}

.grid-general {
    grid-template-columns: repeat(4, 1fr);
    margin-bottom: 16px;
}

.grid-half {
    grid-template-columns: repeat(2, 1fr);
}

.grid-three {
    grid-template-columns: repeat(3, 1fr);
}

.grid-ips {
    grid-template-columns: repeat(5, 1fr);
}

.field-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.field-group label {
    font-size: 11px;
    font-weight: 700;
    color: var(--text-muted);
}

.span-1 { grid-column: span 1; }
.span-2 { grid-column: span 2; }

/* Buttons */
.form-actions-panel {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
}

.button-group {
    display: flex;
    gap: 12px;
    width: 100%;
    justify-content: flex-end;
}

.btn {
    padding: 12px 24px;
    border-radius: var(--radius-md);
    font-size: 14px;
    font-weight: 700;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: background-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
    outline: none;
}

.btn-primary {
    background-color: var(--oxxo-red);
    border: 1px solid var(--oxxo-red);
    color: #fff;
    box-shadow: 0 4px 12px rgba(229, 9, 20, 0.2);
}

.btn-primary:hover:not(:disabled) {
    background-color: #f41c27;
    transform: translateY(-1px);
}

.btn-primary:active:not(:disabled) {
    transform: translateY(1px);
}

.btn-outline {
    background-color: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-muted);
}

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

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    box-shadow: none;
    transform: none;
}

.btn-pulse {
    animation: button-pulse 1.5s infinite alternate;
}

@keyframes button-pulse {
    0% { box-shadow: 0 4px 12px rgba(229, 9, 20, 0.2); }
    100% { box-shadow: 0 4px 24px rgba(229, 9, 20, 0.6); }
}

/* Icons */
.icon {
    width: 20px;
    height: 20px;
}

.icon-small {
    width: 14px;
    height: 14px;
}

.icon-btn {
    width: 16px;
    height: 16px;
}

.text-red { color: var(--oxxo-red); }
.text-yellow { color: var(--oxxo-yellow); }
.font-mono { font-family: monospace; }
.font-bold { font-weight: 700; }
.text-sm { font-size: 13px; }

/* Feedback message */
.feedback-toast {
    padding: 10px 16px;
    border-radius: var(--radius-md);
    font-size: 13px;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 8px;
    border: 1px solid;
    animation: fade-in 0.2s ease-out;
}

.feedback-success {
    background-color: var(--green-bg);
    border-color: var(--green-border);
    color: var(--green-success);
}

.feedback-error {
    background-color: rgba(229, 9, 20, 0.1);
    border-color: rgba(229, 9, 20, 0.3);
    color: var(--oxxo-red);
}

/* Loader */
.loader-container {
    padding: 60px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
    color: var(--text-muted);
    text-align: center;
}

.spinner {
    width: 48px;
    height: 48px;
    border: 4px solid rgba(255,255,255,0.05);
    border-top-color: var(--oxxo-red);
    border-radius: 50%;
    animation: spin 1s infinite linear;
}

/* Empty Container */
.empty-container {
    padding: 60px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    color: var(--text-muted);
    text-align: center;
}

.empty-container svg {
    width: 48px;
    height: 48px;
    opacity: 0.3;
}

.empty-container h3 {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-main);
}

.empty-container p {
    font-size: 13px;
}

/* Footer */
.app-footer {
    text-align: center;
    padding: 30px 0;
    border-top: 1px solid var(--border-color);
    margin-top: auto;
}

.app-footer p {
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 1.5px;
    color: var(--text-muted);
}

/* Helpers */
.hidden { display: none !important; }

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

@keyframes fade-in {
    0% { opacity: 0; transform: translateY(6px); }
    100% { opacity: 1; transform: translateY(0); }
}

/* Responsive (Mobile-First overrides) */
@media (max-width: 768px) {
    .filter-card {
        flex-direction: column;
        align-items: stretch;
    }
    
    .filter-actions {
        flex-direction: column;
        align-items: stretch;
        width: 100%;
    }
    
    .filter-input-group {
        max-width: 100%;
    }
    
    .summary-banner {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    .grid-general {
        grid-template-columns: 1fr;
    }
    
    .grid-half {
        grid-template-columns: 1fr;
    }
    
    .grid-three {
        grid-template-columns: 1fr;
    }
    
    .grid-ips {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .span-1, .span-2 {
        grid-column: span 1;
    }
    
    .form-actions-panel {
        flex-direction: column;
        gap: 16px;
    }
    
    .button-group {
        flex-direction: column-reverse;
        width: 100%;
    }
    
    .btn {
        width: 100%;
    }
}