/* =============================================================================
   Rochas e Uvas Sales Control — Design System
   Baseado em: dashboard-de-vendas
   Fonte: Inter | Cores: castanho #8B7355 + pérola #F8F5F2
   ============================================================================= */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

/* -----------------------------------------------------------------------------
   1. Variáveis CSS
   ----------------------------------------------------------------------------- */
:root {
    /* Cores da marca */
    --accent:        #8B7355;
    --accent-dark:   #7A6347;
    --accent-light:  #9d8668;
    --accent-bg:     rgba(139, 115, 85, 0.08);
    --accent-bg-md:  rgba(139, 115, 85, 0.15);

    --pearl:         #F8F5F2;
    --pearl-dark:    #EFE9E2;
    --pearl-darker:  #E5DDD4;

    --white:         #FFFFFF;
    --black:         #1A1A1A;
    --text:          #1A1A1A;
    --text-muted:    #6B6B6B;
    --text-light:    #9A9A9A;
    --border:        #E8E4E0;
    --border-dark:   #D5CEC5;

    /* Semânticas */
    --success:       #4A7C59;
    --success-bg:    rgba(74, 124, 89, 0.1);
    --warning:       #8a6200;
    --warning-bg:    #fdf6e3;
    --danger:        #B85450;
    --danger-bg:     rgba(184, 84, 80, 0.1);
    --info:          #1e5c8a;
    --info-bg:       #eff6ff;

    /* Sombras */
    --shadow-sm:     0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md:     0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
    --shadow-lg:     0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.05);

    /* Raios */
    --radius-sm:     4px;
    --radius:        8px;
    --radius-lg:     12px;

    /* Espaçamentos */
    --space-xs:      4px;
    --space-sm:      8px;
    --space-md:      16px;
    --space-lg:      24px;
    --space-xl:      32px;
    --space-2xl:     48px;

    /* Tipografia */
    --font-sans:     'Inter', system-ui, -apple-system, sans-serif;
    --font-mono:     ui-monospace, SFMono-Regular, Menlo, monospace;

    /* Layout */
    --header-height: 56px;
    --nav-height:    48px;
    --max-width:     1400px;
}

/* -----------------------------------------------------------------------------
   2. Reset e Base
   ----------------------------------------------------------------------------- */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-sans);
    font-size: 0.9375rem;
    line-height: 1.6;
    color: var(--text);
    background-color: var(--pearl);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

a {
    color: var(--accent);
    text-decoration: none;
    transition: color 0.15s;
}

a:hover { color: var(--accent-dark); }

img { max-width: 100%; height: auto; display: block; }
ul, ol { list-style: none; }
button { cursor: pointer; font-family: inherit; }

/* -----------------------------------------------------------------------------
   3. Tipografia
   ----------------------------------------------------------------------------- */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-sans);
    font-weight: 600;
    line-height: 1.25;
    color: var(--black);
    letter-spacing: -0.01em;
}

h1 { font-size: 1.875rem; }
h2 { font-size: 1.5rem; }
h3 { font-size: 1.25rem; }
h4 { font-size: 1.125rem; }
h5 { font-size: 1rem; }

p { margin-bottom: var(--space-md); }
p:last-child { margin-bottom: 0; }
strong { font-weight: 600; }
small { font-size: 0.8125rem; color: var(--text-muted); }

/* -----------------------------------------------------------------------------
   4. Header
   ----------------------------------------------------------------------------- */
.app-header {
    position: sticky;
    top: 0;
    z-index: 100;
    height: var(--header-height);
    background: var(--white);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    padding: 0 var(--space-xl);
    gap: var(--space-md);
    box-shadow: var(--shadow-sm);
}

.app-header__brand {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    text-decoration: none;
    flex: 1;
    min-width: 0;
}

.app-header__logo-mark {
    width: 34px;
    height: 34px;
    background: var(--accent);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-sans);
    font-size: 0.9375rem;
    font-weight: 700;
    color: var(--white);
    flex-shrink: 0;
}

.app-header__name {
    font-size: 1rem;
    font-weight: 600;
    color: var(--black);
    letter-spacing: -0.01em;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.app-header__name span { color: var(--accent); }

.app-header__user {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    color: var(--text-muted);
    font-size: 0.875rem;
    flex-shrink: 0;
}

.app-header__user-name {
    font-weight: 500;
    color: var(--text);
}

.app-header__logout {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    background: var(--pearl);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-muted);
    font-size: 0.8125rem;
    font-weight: 500;
    transition: all 0.15s;
    text-decoration: none;
}

.app-header__logout:hover {
    background: var(--pearl-dark);
    border-color: var(--border-dark);
    color: var(--text);
}

/* Botão hamburger (apenas mobile) */
.app-header__hamburger {
    display: none;
    background: none;
    border: none;
    padding: 6px;
    color: var(--text-muted);
    cursor: pointer;
    border-radius: var(--radius-sm);
    transition: background 0.15s;
    flex-shrink: 0;
}

.app-header__hamburger:hover { background: var(--pearl); }

/* -----------------------------------------------------------------------------
   5. Navegação
   ----------------------------------------------------------------------------- */
.app-nav {
    background: var(--white);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: var(--header-height);
    z-index: 90;
    overflow-x: auto;
    scrollbar-width: none;
}

.app-nav::-webkit-scrollbar { display: none; }

.app-nav__list {
    display: flex;
    align-items: center;
    padding: 0 var(--space-xl);
    gap: 2px;
    min-width: max-content;
}

.app-nav__link {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 13px 14px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-muted);
    border-bottom: 2px solid transparent;
    white-space: nowrap;
    transition: color 0.15s, border-color 0.15s;
    text-decoration: none;
}

.app-nav__link:hover {
    color: var(--accent);
}

.app-nav__link.active,
.app-nav__link[aria-current="page"] {
    color: var(--accent);
    border-bottom-color: var(--accent);
    font-weight: 600;
}

.app-nav__link--admin {
    margin-left: auto;
    color: var(--accent);
}

.app-nav__link--admin.active {
    color: var(--accent-dark);
    border-bottom-color: var(--accent-dark);
}

/* Nav mobile (overlay) */
.app-nav--mobile-open {
    overflow-x: visible;
}

/* -----------------------------------------------------------------------------
   6. Layout de Página
   ----------------------------------------------------------------------------- */
main { flex: 1; }

.page-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: var(--space-xl);
}

.page-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
    flex-wrap: wrap;
}

.page-title {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--black);
    letter-spacing: -0.02em;
    line-height: 1.2;
}

.page-subtitle {
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-top: 4px;
    font-weight: 400;
}

.page-actions {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    flex-wrap: wrap;
}

/* -----------------------------------------------------------------------------
   7. Cards
   ----------------------------------------------------------------------------- */
.card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    transition: box-shadow 0.15s;
}

.card-header {
    padding: var(--space-md) var(--space-lg);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-md);
    background: var(--white);
}

.card-title {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--black);
}

.card-body { padding: var(--space-lg); }

.card-footer {
    padding: var(--space-md) var(--space-lg);
    border-top: 1px solid var(--border);
    background: var(--pearl);
}

/* -----------------------------------------------------------------------------
   8. Stats Row
   ----------------------------------------------------------------------------- */
.stats-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
}

.stat-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    box-shadow: var(--shadow-sm);
    position: relative;
    overflow: hidden;
    transition: box-shadow 0.15s;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--accent);
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.stat-card__label {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: var(--space-sm);
}

.stat-card__value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--black);
    line-height: 1;
    margin-bottom: var(--space-xs);
    letter-spacing: -0.02em;
}

.stat-card__sub {
    font-size: 0.8125rem;
    color: var(--text-muted);
}

.stat-card--wine::before,
.stat-card--accent::before { background: var(--accent); }
.stat-card--gold::before   { background: var(--accent-light); }
.stat-card--success::before { background: var(--success); }
.stat-card--danger::before  { background: var(--danger); }

/* -----------------------------------------------------------------------------
   9. Tabelas
   ----------------------------------------------------------------------------- */
.table-wrapper {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    border-radius: var(--radius);
    border: 1px solid var(--border);
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
    min-width: 500px;
}

thead { background: var(--pearl); }

th {
    padding: 10px var(--space-md);
    text-align: left;
    font-weight: 600;
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
}

td {
    padding: 12px var(--space-md);
    border-bottom: 1px solid var(--border);
    color: var(--text);
    vertical-align: middle;
}

tbody tr:last-child td { border-bottom: none; }
tbody tr:hover { background-color: var(--pearl); }

.table-empty {
    text-align: center;
    color: var(--text-muted);
    padding: var(--space-2xl) var(--space-md);
}

.table-empty__icon { font-size: 2.5rem; margin-bottom: var(--space-sm); opacity: 0.4; }

/* -----------------------------------------------------------------------------
   10. Badges
   ----------------------------------------------------------------------------- */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 2px 8px;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    white-space: nowrap;
}

.badge-danger   { background: var(--danger-bg);  color: var(--danger);  }
.badge-warning  { background: var(--warning-bg); color: var(--warning); }
.badge-ok,
.badge-success  { background: var(--success-bg); color: var(--success); }
.badge-info     { background: var(--info-bg);    color: var(--info);    }
.badge-secondary { background: var(--pearl-dark); color: var(--text-muted); }
.badge-wine,
.badge-accent   { background: var(--accent-bg);  color: var(--accent);  }
.badge-gold     { background: var(--accent-bg);  color: var(--accent-dark); }

.badge-admin {
    background: var(--accent-bg);
    color: var(--accent-dark);
    font-size: 0.6875rem;
    padding: 2px 7px;
}

.badge-sales {
    background: var(--pearl-dark);
    color: var(--text-muted);
    font-size: 0.6875rem;
    padding: 2px 7px;
}

/* -----------------------------------------------------------------------------
   11. Botões
   ----------------------------------------------------------------------------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 8px 16px;
    border-radius: var(--radius);
    font-family: var(--font-sans);
    font-size: 0.875rem;
    font-weight: 500;
    line-height: 1;
    border: 1px solid transparent;
    cursor: pointer;
    transition: all 0.15s;
    white-space: nowrap;
    text-decoration: none;
    letter-spacing: 0.01em;
}

.btn:disabled { opacity: 0.5; cursor: not-allowed; }

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

.btn-wine {
    background: var(--accent);
    color: var(--white);
    border-color: var(--accent);
}
.btn-wine:hover:not(:disabled) {
    background: var(--accent-dark);
    border-color: var(--accent-dark);
    color: var(--white);
}

.btn-secondary {
    background: var(--white);
    color: var(--text);
    border-color: var(--border-dark);
}
.btn-secondary:hover:not(:disabled) {
    background: var(--pearl);
    border-color: var(--accent);
    color: var(--accent);
}

.btn-danger {
    background: var(--danger-bg);
    color: var(--danger);
    border-color: rgba(184, 84, 80, 0.3);
}
.btn-danger:hover:not(:disabled) {
    background: var(--danger);
    color: var(--white);
    border-color: var(--danger);
}

.btn-ghost {
    background: transparent;
    color: var(--text-muted);
    border-color: transparent;
}
.btn-ghost:hover:not(:disabled) {
    background: var(--pearl);
    color: var(--text);
}

.btn-sm  { padding: 5px 10px; font-size: 0.8125rem; }
.btn-lg  { padding: 11px 22px; font-size: 1rem; }
.btn-block { width: 100%; }

/* -----------------------------------------------------------------------------
   11b. Calendário
   ----------------------------------------------------------------------------- */

/* Grid do calendário */
.cal-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
}

.cal-grid--header {
    background: var(--pearl);
    border-bottom: 1px solid var(--border);
}

.cal-weekday {
    padding: 8px 10px;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    text-align: center;
}

.cal-day {
    min-height: 110px;
    border-right: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    padding: 6px;
    vertical-align: top;
    transition: background 0.15s;
}

.cal-day:hover { background: var(--pearl); }

.cal-day:nth-child(7n) { border-right: none; }

.cal-day--other {
    background: var(--pearl);
    opacity: 0.45;
    pointer-events: none;
}

.cal-day--today .cal-day__num {
    background: var(--accent);
    color: var(--white);
    border-radius: 50%;
    width: 26px;
    height: 26px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
}

.cal-day__num {
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--text-muted);
    margin-bottom: 4px;
    line-height: 26px;
    display: inline-block;
    width: 26px;
    text-align: center;
}

.cal-event {
    display: block;
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--white);
    margin-bottom: 2px;
    cursor: pointer;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    transition: opacity 0.15s;
}

.cal-event:hover { opacity: 0.85; }

.cal-event-more {
    font-size: 0.6875rem;
    color: var(--text-muted);
    padding: 1px 4px;
    cursor: pointer;
}

/* Modal */
.cal-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.35);
    z-index: 200;
    backdrop-filter: blur(2px);
}

.cal-modal {
    display: none;
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -48%);
    z-index: 201;
    width: 100%;
    max-width: 560px;
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    transition: opacity 0.2s, transform 0.2s;
    max-height: 92vh;
    overflow-y: auto;
}

.cal-modal.is-open {
    opacity: 1;
    transform: translate(-50%, -50%);
}

.cal-modal__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-md) var(--space-lg);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    background: var(--white);
    z-index: 1;
}

.cal-modal__title {
    font-size: 1.0625rem;
    font-weight: 600;
    color: var(--black);
}

.cal-modal__close {
    background: none;
    border: none;
    font-size: 1.25rem;
    color: var(--text-muted);
    cursor: pointer;
    padding: 4px 8px;
    border-radius: var(--radius-sm);
    transition: background 0.15s;
    line-height: 1;
}

.cal-modal__close:hover { background: var(--pearl-dark); }

.cal-modal__body { padding: var(--space-lg); }

.cal-detail-tipo {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

/* Responsive calendário */
@media (max-width: 768px) {
    .cal-day { min-height: 70px; padding: 4px; }
    .cal-event { font-size: 0.6875rem; padding: 2px 4px; }
    .cal-weekday { font-size: 0.6875rem; padding: 6px 2px; }
    .cal-modal { max-width: calc(100vw - 32px); }
}

/* -----------------------------------------------------------------------------
   12. Formulários
   ----------------------------------------------------------------------------- */
.form-group { margin-bottom: var(--space-md); }

.form-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text);
    margin-bottom: 6px;
}

.form-label.required::after { content: ' *'; color: var(--danger); }

.form-control,
.form-select,
textarea.form-control {
    width: 100%;
    padding: 8px 12px;
    background: var(--white);
    border: 1px solid var(--border-dark);
    border-radius: var(--radius);
    font-family: var(--font-sans);
    font-size: 0.9375rem;
    color: var(--text);
    line-height: 1.5;
    transition: border-color 0.15s, box-shadow 0.15s;
    appearance: none;
    -webkit-appearance: none;
}

.form-control:focus,
.form-select:focus,
textarea.form-control:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-bg-md);
}

.form-control::placeholder { color: var(--text-light); }

.form-control:disabled,
.form-select:disabled {
    background: var(--pearl);
    color: var(--text-muted);
    cursor: not-allowed;
}

.form-select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%236B6B6B' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 10px center;
    padding-right: 36px;
    cursor: pointer;
}

textarea.form-control { resize: vertical; min-height: 100px; }

.form-hint  { font-size: 0.8125rem; color: var(--text-muted); margin-top: 4px; }
.form-error { font-size: 0.8125rem; color: var(--danger); margin-top: 4px; }

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
}

/* Toggle de visibilidade de senha */
.password-wrapper { position: relative; }
.password-wrapper .form-control { padding-right: 44px; }

.password-toggle {
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-light);
    padding: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color 0.15s;
    line-height: 1;
}
.password-toggle:hover { color: var(--accent); }

/* Checkbox Lembrar-me */
.remember-row {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
    font-size: 0.875rem;
    color: var(--text-muted);
    cursor: pointer;
    user-select: none;
}
.remember-row input[type="checkbox"] {
    width: 16px;
    height: 16px;
    cursor: pointer;
    accent-color: var(--accent);
    flex-shrink: 0;
}

/* -----------------------------------------------------------------------------
   13. Alertas / Notificações
   ----------------------------------------------------------------------------- */
.alert-box {
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--radius);
    border: 1px solid;
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
    font-size: 0.9375rem;
    margin-bottom: var(--space-md);
}

.alert-box-success { background: var(--success-bg); border-color: rgba(74,124,89,0.3); color: var(--success); }
.alert-box-warning { background: var(--warning-bg); border-color: #fcd34d; color: var(--warning); }
.alert-box-danger  { background: var(--danger-bg);  border-color: rgba(184,84,80,0.3); color: var(--danger); }
.alert-box-info    { background: var(--info-bg);    border-color: #93c5fd; color: var(--info); }

/* -----------------------------------------------------------------------------
   14. Nav Pills (tabs internas)
   ----------------------------------------------------------------------------- */
.nav-pills {
    display: flex;
    gap: 4px;
    padding: 4px;
    background: var(--pearl-dark);
    border-radius: var(--radius);
    margin-bottom: var(--space-lg);
    overflow-x: auto;
    scrollbar-width: none;
}
.nav-pills::-webkit-scrollbar { display: none; }

.nav-pills__item {
    padding: 6px 14px;
    border-radius: calc(var(--radius) - 2px);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-muted);
    white-space: nowrap;
    transition: all 0.15s;
    cursor: pointer;
    border: none;
    background: none;
    text-decoration: none;
}
.nav-pills__item:hover {
    background: var(--white);
    color: var(--accent);
}
.nav-pills__item.active {
    background: var(--white);
    color: var(--accent);
    font-weight: 600;
    box-shadow: var(--shadow-sm);
}

/* -----------------------------------------------------------------------------
   15. Login Page
   ----------------------------------------------------------------------------- */
.login-page {
    min-height: 100vh;
    background: var(--pearl);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-lg);
}

.login-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    padding: var(--space-2xl);
    width: 100%;
    max-width: 420px;
}

.login-logo {
    text-align: center;
    margin-bottom: var(--space-xl);
}

.login-logo__mark {
    width: 56px;
    height: 56px;
    background: var(--accent);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-md);
}

.login-logo__letter {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--white);
    line-height: 1;
}

.login-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--black);
    text-align: center;
    margin-bottom: 4px;
    letter-spacing: -0.02em;
}

.login-subtitle {
    font-size: 0.875rem;
    color: var(--text-muted);
    text-align: center;
    margin-bottom: var(--space-xl);
}

.login-divider {
    height: 1px;
    background: var(--border);
    margin: var(--space-lg) 0;
}

.login-footer {
    text-align: center;
    margin-top: var(--space-lg);
    font-size: 0.8125rem;
    color: var(--text-muted);
}

/* -----------------------------------------------------------------------------
   16. Footer
   ----------------------------------------------------------------------------- */
footer {
    background: var(--white);
    border-top: 1px solid var(--border);
    padding: var(--space-md) var(--space-xl);
    text-align: center;
    font-size: 0.8125rem;
    color: var(--text-muted);
    margin-top: auto;
}

footer a { color: var(--accent); }

/* -----------------------------------------------------------------------------
   17. Utilitários
   ----------------------------------------------------------------------------- */
.text-accent   { color: var(--accent); }
.text-wine     { color: var(--accent); }
.text-gold     { color: var(--accent-dark); }
.text-muted    { color: var(--text-muted); }
.text-danger   { color: var(--danger); }
.text-success  { color: var(--success); }
.text-warning  { color: var(--warning); }

.text-right    { text-align: right; }
.text-center   { text-align: center; }
.text-left     { text-align: left; }

.fw-600 { font-weight: 600; }
.fw-500 { font-weight: 500; }

.d-flex          { display: flex; }
.align-center    { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-sm          { gap: var(--space-sm); }
.gap-md          { gap: var(--space-md); }

.mt-0  { margin-top: 0; }
.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mb-0  { margin-bottom: 0; }
.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }

.w-100 { width: 100%; }

.truncate {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0,0,0,0);
    white-space: nowrap;
}

.spinner {
    display: inline-block;
    width: 18px;
    height: 18px;
    border: 2px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
}

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

.gold-divider {
    height: 1px;
    background: var(--border);
    margin: var(--space-lg) 0;
}

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-md); }
.grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: var(--space-md); }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-md); }

/* -----------------------------------------------------------------------------
   18. Responsividade — Tablet (≤ 1024px)
   ----------------------------------------------------------------------------- */
@media (max-width: 1024px) {
    .page-container { padding: var(--space-lg); }
    .grid-4 { grid-template-columns: 1fr 1fr; }
    .grid-3 { grid-template-columns: 1fr 1fr; }
}

/* -----------------------------------------------------------------------------
   19. Responsividade — Mobile (≤ 768px)
   ----------------------------------------------------------------------------- */
@media (max-width: 768px) {
    :root {
        --header-height: 52px;
        --space-xl: 20px;
        --space-2xl: 32px;
    }

    /* Header mobile */
    .app-header {
        padding: 0 var(--space-md);
    }

    .app-header__hamburger {
        display: flex;
    }

    .app-header__user-name,
    .app-header__user .badge-admin,
    .app-header__user .badge-sales {
        display: none;
    }

    /* Nav mobile: oculta por padrão, expande quando aberta */
    .app-nav {
        position: fixed;
        top: var(--header-height);
        left: 0;
        right: 0;
        bottom: 0;
        background: var(--white);
        border-bottom: none;
        overflow-y: auto;
        overflow-x: hidden;
        z-index: 89;
        display: none;
        box-shadow: var(--shadow-lg);
    }

    .app-nav.is-open {
        display: block;
    }

    .app-nav__list {
        flex-direction: column;
        align-items: stretch;
        padding: var(--space-md);
        gap: 4px;
        min-width: 0;
    }

    .app-nav__link {
        padding: 12px var(--space-md);
        border-bottom: none;
        border-radius: var(--radius);
        border-left: 3px solid transparent;
    }

    .app-nav__link:hover,
    .app-nav__link.active,
    .app-nav__link[aria-current="page"] {
        background: var(--accent-bg);
        border-left-color: var(--accent);
        border-bottom: none;
    }

    .app-nav__link--admin {
        margin-left: 0;
        margin-top: var(--space-sm);
        border-top: 1px solid var(--border);
        padding-top: var(--space-md);
    }

    /* Overlay escuro ao abrir nav */
    body.nav-open::after {
        content: '';
        position: fixed;
        inset: 0;
        background: rgba(0,0,0,0.3);
        z-index: 88;
    }

    /* Layout */
    .page-container { padding: var(--space-md); }

    .page-header {
        flex-direction: column;
        align-items: flex-start;
        margin-bottom: var(--space-lg);
    }

    .page-title { font-size: 1.375rem; }

    .page-actions { width: 100%; }
    .page-actions .btn { flex: 1; justify-content: center; }

    /* Grids */
    .stats-row { grid-template-columns: 1fr 1fr; gap: var(--space-sm); }
    .stat-card { padding: var(--space-md); }
    .stat-card__value { font-size: 1.375rem; }

    .grid-2,
    .grid-3,
    .grid-4 { grid-template-columns: 1fr; }

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

    /* Cards */
    .card-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-sm);
    }

    .card-body { padding: var(--space-md); }

    /* Tabelas: scroll horizontal */
    .table-wrapper { border-radius: var(--radius-sm); }

    th, td { padding: 10px var(--space-sm); }
    th { font-size: 0.6875rem; }

    /* Login */
    .login-card { padding: var(--space-xl) var(--space-lg); }
}

/* -----------------------------------------------------------------------------
   20. Responsividade — Mobile pequeno (≤ 480px)
   ----------------------------------------------------------------------------- */
@media (max-width: 480px) {
    .stats-row { grid-template-columns: 1fr; }

    .app-header__name span { display: none; }

    .nav-pills { padding: 3px; }
    .nav-pills__item { padding: 6px 10px; font-size: 0.8125rem; }

    .btn-lg { padding: 10px 18px; font-size: 0.9375rem; }

    /* Esconder colunas menos importantes em tabelas */
    .table-hide-mobile { display: none; }

    .login-card { padding: var(--space-lg) var(--space-md); }
}