/* ============================================================
   FACTURACIÓN ELECTRÓNICA KONEXT — Design System
   Paleta: Navy #1B3A5F · Cyan #06B6D4 · Blanco/Gris #F5F7FA
   ============================================================ */

:root {
    --color-primary:       #06B6D4;
    --color-primary-dark:  #0891B2;
    --color-primary-light: #ECFEFF;
    --color-dark:          #1B3A5F;
    --color-dark-soft:     #2B4D7A;
    --color-white:         #FFFFFF;
    --color-bg:            #F5F7FA;
    --color-border:        #E2E8F0;
    --color-text:          #1B3A5F;
    --color-text-soft:     #64748B;
    --color-success:       #10b981;
    --color-danger:        #ef4444;
    --color-warning:       #f59e0b;
    --shadow-sm: 0 1px 3px rgba(27,58,95,0.07);
    --shadow-md: 0 4px 14px rgba(27,58,95,0.10);
    --shadow-lg: 0 10px 30px rgba(27,58,95,0.14);
}

*, *::before, *::after { box-sizing: border-box; }

body {
    margin: 0;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--color-bg);
    color: var(--color-text);
    font-size: 14px;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

a { color: var(--color-primary); text-decoration: none; }
a:hover { color: var(--color-primary-dark); }

/* ==================== LOGIN ==================== */
.login-wrapper {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 1fr 1fr;
}
.login-side {
    background: linear-gradient(150deg, #0D2137 0%, #1B3A5F 50%, #2B4D7A 100%);
    color: var(--color-white);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 48px;
    position: relative;
    overflow: hidden;
}
.login-side::before {
    content: '';
    position: absolute; top: -120px; right: -120px;
    width: 500px; height: 500px; border-radius: 50%;
    background: radial-gradient(circle, rgba(6,182,212,0.25) 0%, transparent 70%);
    filter: blur(40px);
}
.login-side::after {
    content: '';
    position: absolute; bottom: -100px; left: -100px;
    width: 400px; height: 400px; border-radius: 50%;
    background: radial-gradient(circle, rgba(6,182,212,0.15) 0%, transparent 70%);
    filter: blur(40px);
}
.login-brand { position: relative; z-index: 1; }
.login-brand .logo {
    font-size: 22px; font-weight: 800; letter-spacing: -0.5px;
    display: flex; align-items: center; gap: 10px;
}
.login-brand .logo-mark {
    width: 40px; height: 40px;
    background: var(--color-primary);
    border-radius: 10px;
    display: flex; align-items: center; justify-content: center;
    box-shadow: 0 4px 16px rgba(6,182,212,0.4);
}
.login-hero { position: relative; z-index: 1; }
.login-hero h1 {
    font-size: 40px; font-weight: 800; letter-spacing: -1.5px;
    line-height: 1.1; margin: 0 0 18px;
}
.login-hero h1 span { color: var(--color-primary); }
.login-hero p { font-size: 15px; opacity: 0.72; margin: 0; max-width: 380px; }
.login-foot { position: relative; z-index: 1; font-size: 12px; opacity: 0.45; }

.login-form-side {
    display: flex; align-items: center; justify-content: center;
    padding: 48px; background: var(--color-white);
}
.login-form { width: 100%; max-width: 380px; }
.login-form h2 {
    font-size: 26px; font-weight: 800; margin: 0 0 6px; letter-spacing: -0.5px;
    color: var(--color-dark);
}
.login-form .subtitle { color: var(--color-text-soft); margin: 0 0 32px; }

@media (max-width: 900px) {
    .login-wrapper { grid-template-columns: 1fr; }
    .login-side { padding: 32px; min-height: 260px; }
    .login-hero h1 { font-size: 28px; }
    .login-form-side { padding: 32px; }
}

/* ==================== FORMS ==================== */
.form-group { margin-bottom: 16px; }
.form-label {
    display: block; font-weight: 600; font-size: 13px;
    margin-bottom: 6px; color: var(--color-dark);
}
.form-control, .form-select {
    width: 100%; padding: 10px 14px;
    border: 1.5px solid var(--color-border);
    border-radius: 8px; font-size: 14px;
    font-family: inherit;
    transition: border-color 0.15s, box-shadow 0.15s;
    background: var(--color-white); color: var(--color-text);
}
.form-control:focus, .form-select:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(6,182,212,0.18);
}
.form-text { font-size: 12px; color: var(--color-text-soft); margin-top: 4px; }

/* ==================== BUTTONS ==================== */
.btn {
    display: inline-flex; align-items: center; justify-content: center;
    gap: 6px; padding: 9px 18px; border-radius: 8px;
    font-weight: 600; font-size: 13px; border: 1.5px solid transparent;
    cursor: pointer; transition: all 0.15s; text-decoration: none;
    font-family: inherit; line-height: 1.2;
}
.btn-primary {
    background: var(--color-primary); color: var(--color-white);
    border-color: var(--color-primary);
    box-shadow: 0 2px 8px rgba(6,182,212,0.30);
}
.btn-primary:hover {
    background: var(--color-primary-dark); border-color: var(--color-primary-dark);
    color: var(--color-white); transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(6,182,212,0.38);
}
.btn-dark {
    background: var(--color-dark); color: var(--color-white);
    border-color: var(--color-dark);
}
.btn-dark:hover { background: var(--color-dark-soft); border-color: var(--color-dark-soft); color: var(--color-white); }
.btn-outline {
    background: var(--color-white); color: var(--color-dark);
    border-color: var(--color-border);
}
.btn-outline:hover { border-color: var(--color-primary); color: var(--color-primary); }
.btn-danger { background: var(--color-danger); color: var(--color-white); border-color: var(--color-danger); }
.btn-danger:hover { background: #b91c1c; color: var(--color-white); }
.btn-sm { padding: 6px 12px; font-size: 12px; }
.btn-block { width: 100%; }

/* ==================== LAYOUT ==================== */
.app { display: grid; grid-template-columns: 240px 1fr; min-height: 100vh; }

.sidebar {
    background: var(--color-dark);
    color: var(--color-white);
    padding: 20px 0; position: sticky; top: 0; height: 100vh; overflow-y: auto;
}
.sidebar-brand {
    padding: 0 20px 20px;
    display: flex; align-items: center; gap: 10px;
    font-weight: 700; font-size: 13px; letter-spacing: -0.2px;
    border-bottom: 1px solid rgba(255,255,255,0.10);
    margin-bottom: 12px;
}
.sidebar-brand .logo-mark {
    width: 34px; height: 34px; flex-shrink: 0;
    background: var(--color-primary);
    border-radius: 8px;
    display: flex; align-items: center; justify-content: center;
    box-shadow: 0 2px 8px rgba(6,182,212,0.40);
}
.sidebar-section {
    padding: 14px 20px 5px;
    font-size: 10px; text-transform: uppercase; letter-spacing: 1.2px;
    color: rgba(255,255,255,0.35); font-weight: 700;
}
.sidebar-link {
    display: flex; align-items: center; gap: 10px;
    padding: 9px 20px; color: rgba(255,255,255,0.70);
    font-weight: 500; transition: all 0.15s;
    border-left: 3px solid transparent; font-size: 13px;
}
.sidebar-link:hover {
    background: rgba(255,255,255,0.06); color: var(--color-white);
    border-left-color: rgba(6,182,212,0.40);
}
.sidebar-link.active {
    background: rgba(6,182,212,0.14); color: var(--color-white);
    border-left-color: var(--color-primary);
    font-weight: 600;
}
.sidebar-link svg { flex-shrink: 0; }

.main { display: flex; flex-direction: column; min-width: 0; }
.topbar {
    background: var(--color-white);
    border-bottom: 2px solid var(--color-primary-light);
    padding: 14px 28px; display: flex; align-items: center;
    justify-content: space-between; position: sticky; top: 0; z-index: 10;
    box-shadow: 0 1px 0 var(--color-border);
}
.topbar h1 { margin: 0; font-size: 18px; font-weight: 800; letter-spacing: -0.4px; color: var(--color-dark); }
.topbar .user-chip { display: flex; align-items: center; gap: 10px; }
.topbar .user-avatar {
    width: 36px; height: 36px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-dark));
    border-radius: 50%; color: var(--color-white);
    display: flex; align-items: center; justify-content: center;
    font-weight: 700; font-size: 13px;
    box-shadow: 0 2px 8px rgba(6,182,212,0.35);
}
.topbar .user-info { line-height: 1.2; }
.topbar .user-info .name { font-weight: 600; font-size: 13px; }
.topbar .user-info .email { font-size: 11px; color: var(--color-text-soft); }

/* Empresa banner */
.empresa-banner {
    background: var(--color-primary-light);
    border-bottom: 1px solid rgba(6,182,212,0.25);
    padding: 8px 28px; display: flex; align-items: center;
    gap: 8px; font-size: 13px; font-weight: 500;
    color: var(--color-dark);
}
.empresa-banner strong { color: var(--color-primary-dark); }
.empresa-banner-clear {
    display: inline-flex; align-items: center; gap: 4px; margin-left: 8px;
    padding: 3px 10px;
    background: rgba(6,182,212,0.12); border: 1px solid rgba(6,182,212,0.30);
    border-radius: 6px; color: var(--color-primary-dark);
    font-size: 12px; font-weight: 500; cursor: pointer; transition: background 0.15s;
}
.empresa-banner-clear:hover { background: rgba(6,182,212,0.22); }

.content { padding: 28px; flex: 1; }
@media (max-width: 900px) { .app { grid-template-columns: 1fr; } .sidebar { display: none; } }

/* ==================== CARDS ==================== */
.card {
    background: var(--color-white); border-radius: 12px;
    box-shadow: var(--shadow-sm); border: 1px solid var(--color-border); overflow: hidden;
}
.card-header {
    padding: 18px 22px; border-bottom: 1px solid var(--color-border);
    display: flex; align-items: center; justify-content: space-between; gap: 12px;
}
.card-header h3 { margin: 0; font-size: 15px; font-weight: 700; letter-spacing: -0.2px; color: var(--color-dark); }
.card-body { padding: 22px; }
.card-body.tight { padding: 0; }

/* Stat cards */
.stats-grid {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 16px; margin-bottom: 24px;
}
.stat-card {
    background: var(--color-white); border-radius: 12px; padding: 20px;
    border: 1px solid var(--color-border); box-shadow: var(--shadow-sm);
    display: flex; align-items: center; gap: 16px;
    transition: box-shadow 0.15s, transform 0.15s;
}
.stat-card:hover { box-shadow: var(--shadow-md); transform: translateY(-1px); }
.stat-icon {
    width: 48px; height: 48px; border-radius: 12px;
    display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.stat-icon.blue  { background: var(--color-primary-light); color: var(--color-primary); }
.stat-icon.dark  { background: rgba(27,58,95,0.09); color: var(--color-dark); }
.stat-icon.green { background: rgba(16,185,129,0.12); color: var(--color-success); }
.stat-icon.amber { background: rgba(245,158,11,0.12); color: var(--color-warning); }
.stat-content .label {
    font-size: 11px; color: var(--color-text-soft); font-weight: 600;
    text-transform: uppercase; letter-spacing: 0.6px;
}
.stat-content .value {
    font-size: 26px; font-weight: 800; margin-top: 2px;
    letter-spacing: -0.5px; color: var(--color-dark);
}

/* ==================== TABLE ==================== */
.table { width: 100%; border-collapse: collapse; font-size: 13px; }
.table thead th {
    text-align: left; padding: 11px 16px;
    background: var(--color-bg);
    border-bottom: 2px solid var(--color-primary-light);
    font-weight: 700; font-size: 11px; color: var(--color-text-soft);
    text-transform: uppercase; letter-spacing: 0.6px;
}
.table tbody td { padding: 13px 16px; border-bottom: 1px solid var(--color-border); vertical-align: middle; }
.table tbody tr:last-child td { border-bottom: none; }
.table tbody tr:hover { background: var(--color-primary-light); }
.table .actions { display: flex; gap: 6px; justify-content: flex-end; }

/* Badges */
.badge {
    display: inline-block; padding: 3px 10px; border-radius: 12px;
    font-size: 11px; font-weight: 600; line-height: 1.4;
}
.badge-success { background: rgba(16,185,129,0.12); color: #047857; }
.badge-danger  { background: rgba(239,68,68,0.10); color: #b91c1c; }
.badge-warning { background: rgba(245,158,11,0.12); color: #92400e; }
.badge-primary { background: var(--color-primary-light); color: var(--color-primary-dark); }
.badge-dark    { background: rgba(27,58,95,0.09); color: var(--color-dark); }

/* Alerts */
.alert { padding: 12px 16px; border-radius: 8px; margin-bottom: 16px; font-size: 13px; border: 1px solid transparent; }
.alert-success { background: rgba(16,185,129,0.08); border-color: rgba(16,185,129,0.28); color: #047857; }
.alert-danger  { background: rgba(239,68,68,0.07); border-color: rgba(239,68,68,0.28); color: #b91c1c; }
.alert-warning { background: rgba(245,158,11,0.08); border-color: rgba(245,158,11,0.28); color: #92400e; }
.alert-info    { background: var(--color-primary-light); border-color: rgba(6,182,212,0.30); color: var(--color-primary-dark); }

/* Toolbar */
.toolbar {
    display: flex; align-items: center; justify-content: space-between;
    gap: 12px; margin-bottom: 16px; flex-wrap: wrap;
}
.toolbar .search-box { position: relative; flex: 1; max-width: 360px; }
.toolbar .search-box input {
    width: 100%; padding: 9px 14px 9px 38px;
    border-radius: 8px; border: 1.5px solid var(--color-border);
    font-size: 13px; background: var(--color-white); color: var(--color-text);
    transition: border-color 0.15s, box-shadow 0.15s;
}
.toolbar .search-box input:focus {
    outline: none; border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(6,182,212,0.15);
}
.toolbar .search-box svg {
    position: absolute; left: 12px; top: 50%; transform: translateY(-50%);
    color: var(--color-text-soft);
}

/* Modal */
.fpy-modal-backdrop {
    position: fixed !important; inset: 0 !important;
    width: 100vw !important; height: 100vh !important;
    background: rgba(13,33,55,0.60) !important;
    display: none; align-items: center; justify-content: center;
    z-index: 9999 !important; padding: 20px; margin: 0 !important; overflow-y: auto;
}
.fpy-modal-backdrop.show { display: flex !important; }
.fpy-modal {
    background: var(--color-white) !important; border-radius: 14px;
    width: 100%; max-width: 720px; max-height: 90vh; overflow: hidden;
    display: flex; flex-direction: column; box-shadow: var(--shadow-lg);
    position: relative; z-index: 10000;
    border-top: 3px solid var(--color-primary);
}
.fpy-modal-header {
    padding: 18px 22px; border-bottom: 1px solid var(--color-border);
    display: flex; justify-content: space-between; align-items: center;
    background: var(--color-white);
}
.fpy-modal-header h3 { margin: 0; font-size: 16px; font-weight: 700; color: var(--color-dark); }
.fpy-modal-body { padding: 22px; overflow-y: auto; flex: 1; background: var(--color-white); }
.fpy-modal-footer {
    padding: 14px 22px; border-top: 1px solid var(--color-border);
    display: flex; justify-content: flex-end; gap: 8px; background: var(--color-bg);
}
.fpy-modal-close {
    background: none; border: none; cursor: pointer;
    color: var(--color-text-soft); font-size: 22px; line-height: 1;
}
body.fpy-modal-open { overflow: hidden; }

/* Tabs */
.tabs {
    display: flex; gap: 0; border-bottom: 2px solid var(--color-border);
    margin-bottom: 20px; overflow-x: auto;
}
.tab {
    padding: 10px 18px; background: none; border: none;
    font-weight: 600; font-size: 13px; color: var(--color-text-soft);
    cursor: pointer; border-bottom: 2px solid transparent;
    margin-bottom: -2px; white-space: nowrap; transition: all 0.15s; font-family: inherit;
}
.tab:hover { color: var(--color-dark); }
.tab.active { color: var(--color-primary); border-bottom-color: var(--color-primary); }
.tab-content { display: none; }
.tab-content.active { display: block; }

/* Grid */
.row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.row-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 14px; }
@media (max-width: 700px) { .row-2, .row-3 { grid-template-columns: 1fr; } }

/* Empty state */
.empty { text-align: center; padding: 44px 20px; color: var(--color-text-soft); }
.empty svg { color: var(--color-border); margin-bottom: 12px; }

/* Pagination */
.pagination { display: flex; gap: 4px; justify-content: center; padding: 16px; }
.pagination a, .pagination span {
    padding: 6px 12px; border-radius: 6px; font-size: 13px; font-weight: 500;
    color: var(--color-text); border: 1px solid var(--color-border); background: var(--color-white);
    transition: all 0.15s;
}
.pagination a:hover { background: var(--color-primary-light); color: var(--color-primary); border-color: var(--color-primary); }
.pagination .current { background: var(--color-primary); color: var(--color-white); border-color: var(--color-primary); }
.pagination .disabled { opacity: 0.4; pointer-events: none; }

/* Sub-list */
.sub-list { border: 1px solid var(--color-border); border-radius: 10px; overflow: hidden; }
.sub-list-item {
    padding: 12px 16px; border-bottom: 1px solid var(--color-border);
    display: flex; justify-content: space-between; align-items: center;
    gap: 10px; background: var(--color-bg);
}
.sub-list-item:last-child { border-bottom: none; }
.sub-list-item .info { flex: 1; min-width: 0; }
.sub-list-item .info .title { font-weight: 600; font-size: 13px; color: var(--color-dark); }
.sub-list-item .info .meta { font-size: 12px; color: var(--color-text-soft); margin-top: 2px; }

/* Cert chip */
.cert-chip {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 6px 12px; background: var(--color-primary-light);
    color: var(--color-primary-dark); border-radius: 8px; font-size: 12px; font-weight: 600;
}

/* Code */
code {
    background: rgba(27,58,95,0.07); padding: 2px 7px; border-radius: 5px;
    font-size: 12px; font-family: 'JetBrains Mono', Consolas, Monaco, monospace;
    color: var(--color-dark);
}

/* Utilities */
.muted          { color: var(--color-text-soft); }
.text-end       { text-align: right; }
.text-center    { text-align: center; }
.mb-0           { margin-bottom: 0 !important; }
.mt-3           { margin-top: 16px; }
.mt-4           { margin-top: 24px; }
.d-flex         { display: flex; }
.gap-2          { gap: 8px; }
.gap-3          { gap: 12px; }
.align-center   { align-items: center; }
.justify-between{ justify-content: space-between; }
.flex-1         { flex: 1; }