/* ============================================
   DISTRIBUIDORA — Layout
   ============================================ */

.app { display: flex; min-height: 100vh; }

/* ---- Sidebar ---- */
.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: var(--sidebar-w);
    height: 100vh;
    background: var(--bg-secondary);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    z-index: var(--z-sidebar);
    overflow: hidden;
}

.sidebar__logo {
    display: flex;
    align-items: center;
    gap: var(--s-3);
    padding: var(--s-5);
    height: var(--header-h);
}

.sidebar__logo-text {
    font-size: var(--text-lg);
    font-weight: var(--fw-bold);
    color: var(--text-1);
    letter-spacing: -0.04em;
}

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

.sidebar__nav {
    flex: 1;
    padding: var(--s-3);
    display: flex;
    flex-direction: column;
    gap: 2px;
    overflow-y: auto;
}

.sidebar__link {
    position: relative;
    display: flex;
    align-items: center;
    gap: var(--s-3);
    padding: var(--s-2) var(--s-3);
    border-radius: var(--r-md);
    color: var(--text-3);
    font-size: var(--text-sm);
    font-weight: var(--fw-medium);
    transition: all var(--t-fast) var(--ease);
    cursor: pointer;
    text-decoration: none;
    user-select: none;
}

.sidebar__link:hover {
    color: var(--text-2);
    background: rgba(255, 255, 255, 0.04);
    opacity: 1;
}

.sidebar__link.active {
    color: var(--text-1);
    background: rgba(255, 255, 255, 0.06);
}

.sidebar__link.active::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 18px;
    background: var(--accent);
    border-radius: var(--r-full);
    box-shadow: 0 0 8px rgba(224, 168, 60, 0.4);
}

.sidebar__link svg {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    opacity: 0.4;
    transition: opacity var(--t-fast);
}

.sidebar__link:hover svg { opacity: 0.7; }
.sidebar__link.active svg { opacity: 1; }

.sidebar__footer {
    padding: var(--s-4);
    border-top: 1px solid var(--border);
}

.sidebar__footer p {
    font-size: var(--text-xs);
    color: var(--text-3);
    text-align: center;
}

/* ---- Main ---- */
.main {
    flex: 1;
    margin-left: var(--sidebar-w);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* ---- Header ---- */
.header {
    position: sticky;
    top: 0;
    height: var(--header-h);
    background: rgba(9, 9, 11, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 var(--s-6);
    z-index: var(--z-header);
}

.header__title { display: flex; flex-direction: column; gap: 1px; }

.header__title h1 {
    font-size: var(--text-md);
    font-weight: var(--fw-semibold);
}

.header__subtitle {
    font-size: var(--text-xs);
    color: var(--text-3);
}

/* ---- Content ---- */
.content {
    flex: 1;
    padding: var(--s-6);
    animation: fadeIn var(--t-base) var(--ease);
}

.page { display: none; }
.page.active {
    display: block;
    animation: slideUp var(--t-slow) var(--ease);
}

/* ---- Section Header ---- */
.section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--s-6);
    flex-wrap: wrap;
    gap: var(--s-4);
}

.section-header__left {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.section-header__left h2 { font-size: var(--text-lg); }
.section-header__left p { font-size: var(--text-xs); }

/* ---- Grids ---- */
.grid { display: grid; gap: var(--s-4); }
.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }
.grid--auto { grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); }

/* ---- Mobile ---- */
.mobile-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-1);
    padding: var(--s-2);
    cursor: pointer;
    border-radius: var(--r-md);
    transition: background var(--t-fast);
}

.mobile-toggle:hover { background: rgba(255, 255, 255, 0.06); }

.sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: calc(var(--z-sidebar) - 1);
}

@media (max-width: 1200px) {
    .grid--4 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
        transition: transform var(--t-base) var(--ease);
    }
    .sidebar.open { transform: translateX(0); }
    .main { margin-left: 0; }
    .mobile-toggle { display: flex; }
    .grid--2, .grid--3, .grid--4 { grid-template-columns: 1fr; }
    .content { padding: var(--s-4); }
    .header { padding: 0 var(--s-4); }
    .section-header { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 480px) {
    .content { padding: var(--s-3); }
    .section-header__left h2 { font-size: var(--text-md); }
}