/* ═══════════════════════════════════════════════════════════════════════════
   Portal de Boletos — Albamoto Design System
   Montserrat | #fb5e0b | Flat | Alto contraste
   ═══════════════════════════════════════════════════════════════════════════ */

/* ── Design Tokens ─────────────────────────────────────────────────────── */
:root {
    /* Cores */
    --color-primary: #fb5e0b;
    --color-primary-dark: #d94d07;
    --color-primary-pale: #fff3ee;
    --color-text: #1a1a1a;
    --color-text-muted: #666;
    --color-bg: #FFFFFF;
    --color-bg-alt: #f8f8f8;
    --color-border: #ededed;
    --color-input-bg: #f4f4f4;

    /* Status */
    --color-success: #16a34a;
    --color-success-bg: #f0fdf4;
    --color-warning: #d97706;
    --color-warning-bg: #fffbeb;
    --color-error: #dc2626;
    --color-error-bg: #fef2f2;

    /* Dark (footer) */
    --color-dark: #1a1a1a;
    --color-dark-text: #e0e0e0;

    /* Typography */
    --font-family: 'Montserrat', sans-serif;

    /* Layout */
    --max-width: 1100px;
    --card-max-width: 540px;

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-base: 0.25s ease;
}

/* ── Reset & Base ───────────────────────────────────────────────────────── */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-family);
    color: var(--color-text);
    background-color: var(--color-bg-alt);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

main {
    flex: 1;
}

img,
svg {
    display: block;
    max-width: 100%;
}

/* ── Acessibilidade ─────────────────────────────────────────────────────── */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

*:focus-visible {
    outline: 3px solid var(--color-primary);
    outline-offset: 2px;
}

/* ── HEADER ─────────────────────────────────────────────────────────────── */
.site-header {
    background-color: var(--color-dark);
    border-bottom: 3px solid var(--color-primary);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 6px 24px;
    display: flex;
    align-items: center;
    gap: 24px;
    justify-content: space-between;
    flex-wrap: wrap;
}

.logo-area {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-img {
    height: 38px;
    width: auto;
    display: block;
    object-fit: contain;
}

.header-tagline {
    color: var(--color-primary);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

/* ── HERO ───────────────────────────────────────────────────────────────── */
.hero-section {
    background-color: var(--color-dark);
    padding: 16px 24px 12px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero-section::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary) 0%, #ff8c42 50%, var(--color-primary) 100%);
    background-size: 200% 100%;
    animation: shimmer 3s linear infinite;
}

@keyframes shimmer {
    0% {
        background-position: 200% 0;
    }

    100% {
        background-position: -200% 0;
    }
}

.hero-inner {
    max-width: var(--max-width);
    margin: 0 auto;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background-color: rgba(251, 94, 11, 0.12);
    border: 1px solid rgba(251, 94, 11, 0.3);
    color: var(--color-primary);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 6px 14px;
    margin-bottom: 20px;
}

.badge-icon {
    font-size: 0.9rem;
}

.hero-title {
    font-size: clamp(1.8rem, 4vw, 2.2rem);
    font-weight: 800;
    color: #fff;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    line-height: 1.1;
    margin-bottom: 10px;
}

.text-accent {
    color: var(--color-primary);
}

.hero-subtitle {
    font-size: 1rem;
    color: #aaa;
    max-width: 480px;
    margin: 0 auto;
    font-weight: 400;
}

/* ── SEÇÃO FORMULÁRIO ───────────────────────────────────────────────────── */
.form-section {
    padding: 32px 20px 16px;
}

.card-container {
    max-width: var(--card-max-width);
    margin: 0 auto;
}

.card {
    background-color: var(--color-bg);
    border: 1px solid var(--color-border);
    border-top: 4px solid var(--color-primary);
    padding: 26px 40px;
    position: relative;
}

@media (max-width: 540px) {
    .card {
        padding: 20px 30px;
    }
}

.card-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 6px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--color-border);
}

.card-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: var(--color-primary-pale);
    color: var(--color-primary);
    flex-shrink: 0;
}

.card-title {
    font-size: 1.1rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--color-text);
}

/* ── Formulário ─────────────────────────────────────────────────────────── */
.boleto-form {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.form-group {
    margin-bottom: 6px;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-label {
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--color-text);
}

.required-star {
    color: var(--color-primary);
    margin-left: 2px;
}

.input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.form-input {
    width: 100%;
    padding: 9px 42px 9px 12px;
    font-family: var(--font-family);
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--color-text);
    background-color: var(--color-input-bg);
    border: 1.5px solid var(--color-border);
    border-radius: 0;
    outline: none;
    transition: border-color var(--transition-fast), background-color var(--transition-fast);
}

.form-input::placeholder {
    color: #aaa;
    font-weight: 400;
}

.form-input:focus {
    border-color: var(--color-primary);
    background-color: var(--color-bg);
}

.form-input.is-valid {
    border-color: var(--color-success);
}

.form-input.is-invalid {
    border-color: var(--color-error);
}

.input-status {
    position: absolute;
    right: 14px;
    font-size: 1rem;
    line-height: 1;
    transition: opacity var(--transition-fast);
}

.input-status.valid::after {
    content: '✓';
    color: var(--color-success);
}

.input-status.invalid::after {
    content: '✗';
    color: var(--color-error);
}

.field-hint {
    font-size: 0.72rem;
    color: var(--color-text-muted);
}

.field-error {
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--color-error);
    min-height: 1rem;
    transition: opacity var(--transition-fast);
}

/* ── Botão CTA (Albamoto) ───────────────────────────────────────────────── */
.btn-cta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    padding: 15px 30px;
    margin-top: 8px;
    background-color: var(--color-primary);
    color: #fff;
    font-family: var(--font-family);
    font-size: 0.9rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    border: none;
    border-radius: 0;
    cursor: pointer;
    transition: background-color var(--transition-fast), transform var(--transition-fast), opacity var(--transition-fast);
    position: relative;
    overflow: hidden;
}

.btn-cta::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(255, 255, 255, 0.12);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.btn-cta:hover:not(:disabled)::before {
    opacity: 1;
}

.btn-cta:hover:not(:disabled) {
    background-color: var(--color-primary-dark);
}

.btn-cta:active:not(:disabled) {
    transform: scale(0.99);
}

.btn-cta:disabled,
.btn-cta[aria-disabled="true"] {
    background-color: #ccc;
    color: #888;
    cursor: not-allowed;
    opacity: 0.7;
}

.btn-icon {
    display: flex;
    align-items: center;
}

/* Spinner no botão */
.btn-spinner {
    width: 18px;
    height: 18px;
    border: 2.5px solid rgba(255, 255, 255, 0.4);
    border-top-color: #fff;
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
    flex-shrink: 0;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* Botões de ação menores */
.btn-sm {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 7px 14px;
    font-family: var(--font-family);
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border: none;
    cursor: pointer;
    transition: background-color var(--transition-fast), opacity var(--transition-fast);
    white-space: nowrap;
}

.btn-download {
    background-color: var(--color-primary);
    color: #fff;
}

.btn-download:hover {
    background-color: var(--color-primary-dark);
}

.btn-download:disabled {
    opacity: 0.5;
    cursor: wait;
}

.btn-copy {
    background-color: transparent;
    color: var(--color-text-muted);
    border: 1px solid var(--color-border);
    padding: 5px 8px;
}

.btn-copy:hover {
    background-color: var(--color-primary-pale);
    color: var(--color-primary);
    border-color: var(--color-primary);
}

.btn-copy.copied {
    color: var(--color-success);
    border-color: var(--color-success);
    background-color: var(--color-success-bg);
}

/* ── SEÇÃO RESULTADOS ───────────────────────────────────────────────────── */
.results-section {
    padding: 0 24px 60px;
}

.results-inner {
    max-width: var(--max-width);
    margin: 0 auto;
}

/* Estados */
.state-message {
    text-align: center;
    padding: 48px 24px;
    border: 1px solid var(--color-border);
    background-color: var(--color-bg);
}

.state-empty {
    border-top: 4px solid #aaa;
}

.state-error {
    border-top: 4px solid var(--color-error);
}

.state-icon svg {
    margin: 0 auto 16px;
}

.state-empty .state-icon svg {
    stroke: #aaa;
}

.state-error .state-icon svg {
    stroke: var(--color-error);
}

.state-title {
    font-size: 1.1rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 8px;
}

.state-empty .state-title {
    color: #888;
}

.state-error .state-title {
    color: var(--color-error);
}

.state-description {
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

/* Cabeçalho dos resultados */
.results-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
    flex-wrap: wrap;
    gap: 8px;
}

.results-title {
    font-size: 1rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--color-text);
}

.results-count {
    font-size: 0.78rem;
    font-weight: 700;
    padding: 4px 12px;
    background-color: var(--color-primary-pale);
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

/* Tabela */
.table-wrapper {
    overflow-x: auto;
    border: 1px solid var(--color-border);
    background-color: var(--color-bg);
    -webkit-overflow-scrolling: touch;
}

.boletos-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.85rem;
    min-width: 680px;
}

.boletos-table thead tr {
    background-color: var(--color-dark);
    color: #fff;
}

.boletos-table th {
    padding: 12px 14px;
    text-align: left;
    font-weight: 700;
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    white-space: nowrap;
}

.boletos-table tbody tr {
    border-bottom: 1px solid var(--color-border);
    transition: background-color var(--transition-fast);
}

.boletos-table tbody tr:last-child {
    border-bottom: none;
}

.boletos-table tbody tr:hover {
    background-color: var(--color-primary-pale);
}

.boletos-table td {
    padding: 12px 14px;
    vertical-align: middle;
    color: var(--color-text);
    font-weight: 500;
}

/* Badge de status */
.badge-status {
    display: inline-block;
    padding: 3px 10px;
    font-size: 0.68rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    white-space: nowrap;
}

.badge-pago {
    background-color: var(--color-success-bg);
    color: var(--color-success);
}

.badge-pendente {
    background-color: var(--color-warning-bg);
    color: var(--color-warning);
}

.badge-vencido {
    background-color: var(--color-error-bg);
    color: var(--color-error);
}

.badge-default {
    background-color: #f0f0f0;
    color: #555;
}

/* Linha digitável (célula) */
.digitavel-cell {
    display: flex;
    align-items: center;
    gap: 6px;
}

.digitavel-text {
    font-size: 0.78rem;
    font-family: monospace;
    color: var(--color-text-muted);
    word-break: break-all;
    max-width: 160px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* ── TOAST ──────────────────────────────────────────────────────────────── */
.toast {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 200;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 20px;
    background-color: var(--color-dark);
    color: #fff;
    font-size: 0.85rem;
    font-weight: 600;
    max-width: 340px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
    animation: toast-in 0.25s ease;
    border-left: 4px solid var(--color-primary);
}

.toast[hidden] {
    display: none !important;
}

@keyframes toast-in {
    from {
        opacity: 0;
        transform: translateY(12px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.toast-icon {
    font-size: 1.1rem;
    flex-shrink: 0;
}

/* ── FOOTER ─────────────────────────────────────────────────────────────── */
.site-footer {
    background-color: var(--color-dark);
    border-top: 3px solid var(--color-primary);
    padding: 16px 24px;
    margin-top: auto;
}

.footer-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    text-align: center;
    color: var(--color-dark-text);
    font-size: 0.8rem;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.footer-note {
    color: #666;
    font-size: 0.72rem;
}

/* ── Responsividade ─────────────────────────────────────────────────────── */
@media (max-width: 768px) {
    .hero-section {
        padding: 16px 20px 12px;
    }

    .form-section {
        padding: 32px 16px;
    }

    .results-section {
        padding: 0 16px 40px;
    }

    .toast {
        left: 16px;
        right: 16px;
        bottom: 16px;
        max-width: none;
    }
}

@media (max-width: 480px) {
    .header-inner {
        padding: 10px 16px;
        gap: 12px;
    }

    .logo-img {
        height: 30px;
    }

    .hero-title {
        font-size: 1.5rem;
    }
}

/* ── Skeleton de loading ─────────────────────────────────────────────────── */
@keyframes skeleton-pulse {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.4;
    }
}

.skeleton {
    background-color: var(--color-border);
    animation: skeleton-pulse 1.4s ease-in-out infinite;
}