/* ============================================================
   Pre-Factura Portal — TODODREN
   ============================================================ */

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

:root {
    --primary: #F59E0B;
    --primary-dark: #D97706;
    --dark: #1F2937;
    --darker: #111827;
    --green: #059669;
    --green-bg: #ECFDF5;
    --red: #DC2626;
    --red-bg: #FEF2F2;
    --gray-50: #F9FAFB;
    --gray-100: #F3F4F6;
    --gray-200: #E5E7EB;
    --gray-400: #9CA3AF;
    --gray-500: #6B7280;
    --gray-700: #374151;
    --gray-900: #111827;
    --radius: 12px;
    --shadow: 0 4px 24px rgba(0,0,0,0.08);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--gray-100);
    color: var(--gray-700);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    -webkit-font-smoothing: antialiased;
}

/* ── Header ──────────────────────────────────── */
.header {
    background: linear-gradient(135deg, var(--dark), var(--darker));
    padding: 0;
    box-shadow: 0 2px 12px rgba(0,0,0,0.15);
}
.header-inner {
    max-width: 720px;
    margin: 0 auto;
    padding: 20px 24px;
    display: flex;
    align-items: center;
}
.logo-text {
    font-size: 22px;
    font-weight: 800;
    color: var(--primary);
    letter-spacing: 1px;
}
.logo-sub {
    margin-left: 12px;
    font-size: 13px;
    color: rgba(255,255,255,0.5);
    font-weight: 500;
}

/* ── Main ────────────────────────────────────── */
.main {
    flex: 1;
    max-width: 720px;
    width: 100%;
    margin: 0 auto;
    padding: 32px 16px;
}

/* ── Card base ───────────────────────────────── */
.card {
    background: white;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    overflow: hidden;
}

/* Error card */
.card-error {
    text-align: center;
    padding: 48px 32px;
}
.card-error .card-icon { font-size: 48px; color: var(--red); margin-bottom: 16px; }
.card-error h2 { font-size: 20px; color: var(--gray-900); margin-bottom: 8px; }
.card-error p { font-size: 14px; color: var(--gray-500); max-width: 400px; margin: 0 auto; line-height: 1.6; }

/* Done card */
.card-done {
    text-align: center;
    padding: 48px 32px;
}
.card-done .card-icon { font-size: 48px; margin-bottom: 16px; }
.card-done h2 { font-size: 20px; color: var(--gray-900); margin-bottom: 8px; }
.card-done p { font-size: 14px; color: var(--gray-500); line-height: 1.6; }
.obs-box {
    margin-top: 16px;
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    border-radius: 8px;
    padding: 12px 16px;
    text-align: left;
    font-size: 13px;
    color: var(--gray-700);
}

/* Active card */
.card-active {
    padding: 0;
}
.card-header-info {
    background: linear-gradient(135deg, var(--dark) 0%, #374151 100%);
    padding: 28px 32px;
}
.card-header-info h2 {
    color: white;
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 6px;
}
.card-header-info h2 i { color: var(--primary); margin-right: 8px; }
.card-header-info p {
    color: rgba(255,255,255,0.6);
    font-size: 13px;
    line-height: 1.5;
}

/* ── Sections ────────────────────────────────── */
.section {
    padding: 20px 32px;
    border-bottom: 1px solid var(--gray-100);
}
.section:last-of-type { border-bottom: none; }

.section-title {
    font-size: 14px;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 14px;
    display: flex;
    align-items: center;
    gap: 8px;
}
.section-title i {
    color: var(--primary);
    font-size: 15px;
}

/* Data grid */
.data-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}
.data-item {
    background: var(--gray-50);
    border-radius: 8px;
    padding: 10px 14px;
    border: 1px solid var(--gray-100);
}
.data-item.full { grid-column: 1 / -1; }
.data-label {
    display: block;
    font-size: 11px;
    font-weight: 600;
    color: var(--gray-400);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 3px;
}
.data-value {
    display: block;
    font-size: 14px;
    color: var(--gray-900);
    word-break: break-word;
}
.data-value.highlight { font-weight: 700; color: var(--dark); }

/* ── Actions ─────────────────────────────────── */
.actions-section {
    padding: 24px 32px 28px;
    background: var(--gray-50);
    border-top: 1px solid var(--gray-200);
}
.actions-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--gray-900);
    text-align: center;
    margin-bottom: 16px;
}

.btn-group {
    display: flex;
    gap: 12px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    padding: 12px 28px;
    border: none;
    border-radius: 8px;
    font-family: inherit;
    font-size: 14px;
    font-weight: 700;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: all 0.2s ease;
}
.btn:hover { transform: translateY(-1px); box-shadow: 0 4px 12px rgba(0,0,0,0.15); }
.btn:active { transform: translateY(0); }

.btn-approve {
    background: var(--green);
    color: white;
}
.btn-approve:hover { background: #047857; }

.btn-reject {
    background: white;
    color: var(--red);
    border: 2px solid var(--red);
}
.btn-reject:hover { background: var(--red-bg); }

.btn-cancel {
    background: white;
    color: var(--gray-500);
    border: 2px solid var(--gray-200);
}
.btn-cancel:hover { background: var(--gray-50); }

.disclaimer {
    text-align: center;
    font-size: 12px;
    color: var(--gray-400);
    margin-top: 16px;
    line-height: 1.5;
}
.disclaimer i { margin-right: 4px; }

/* ── Reject box ──────────────────────────────── */
.reject-box {
    margin-bottom: 16px;
    animation: slideDown 0.25s ease;
}
@keyframes slideDown {
    from { opacity: 0; transform: translateY(-8px); }
    to { opacity: 1; transform: translateY(0); }
}
.reject-box label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 6px;
}
.reject-box .required { color: var(--red); }
.reject-box textarea {
    width: 100%;
    border: 2px solid var(--gray-200);
    border-radius: 8px;
    padding: 10px 14px;
    font-family: inherit;
    font-size: 14px;
    resize: vertical;
    transition: border-color 0.2s;
}
.reject-box textarea:focus {
    outline: none;
    border-color: var(--primary);
}
.char-count {
    text-align: right;
    font-size: 11px;
    color: var(--gray-400);
    margin-top: 4px;
}

/* ── Loading overlay ─────────────────────────── */
.loading-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    backdrop-filter: blur(4px);
}
.loading-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid rgba(255,255,255,0.3);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.loading-overlay p {
    color: white;
    margin-top: 12px;
    font-size: 14px;
    font-weight: 600;
}

/* ── Result modal ────────────────────────────── */
.result-modal {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    backdrop-filter: blur(4px);
}
.result-content {
    background: white;
    border-radius: var(--radius);
    padding: 40px;
    text-align: center;
    max-width: 420px;
    width: 90%;
    box-shadow: 0 20px 60px rgba(0,0,0,0.15);
    animation: popIn 0.3s ease;
}
@keyframes popIn {
    from { opacity: 0; transform: scale(0.9); }
    to { opacity: 1; transform: scale(1); }
}
.result-content h2 {
    font-size: 20px;
    color: var(--gray-900);
    margin: 12px 0 8px;
}
.result-content p {
    font-size: 14px;
    color: var(--gray-500);
    line-height: 1.6;
}

/* ── Footer ──────────────────────────────────── */
.footer {
    text-align: center;
    padding: 20px;
    font-size: 12px;
    color: var(--gray-400);
}

/* ── Responsive ──────────────────────────────── */
@media (max-width: 600px) {
    .main { padding: 16px 8px; }
    .card-header-info, .section, .actions-section { padding-left: 20px; padding-right: 20px; }
    .data-grid { grid-template-columns: 1fr; }
    .data-item.full { grid-column: auto; }
    .btn { width: 100%; justify-content: center; }
    .btn-group { flex-direction: column-reverse; }
}