/* ============================================
   PSI SOCIEDADE — Design System
   Paleta: Lavanda, Sage Green, Warm Neutrals
   Tipografia: Inter (Google Fonts)
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

:root {
    --psi-bg: #0f1117;
    --psi-bg-card: #181a20;
    --psi-bg-elevated: #1e2028;
    --psi-bg-sidebar: #14151b;
    --psi-border: rgba(255,255,255,0.06);
    --psi-border-hover: rgba(255,255,255,0.12);

    --psi-text: #e4e4e7;
    --psi-text-muted: #71717a;
    --psi-text-dim: #52525b;

    --psi-lavender: #a78bfa;
    --psi-lavender-soft: rgba(167,139,250,0.12);
    --psi-lavender-glow: rgba(167,139,250,0.25);
    --psi-sage: #86efac;
    --psi-sage-soft: rgba(134,239,172,0.12);
    --psi-rose: #fda4af;
    --psi-rose-soft: rgba(253,164,175,0.12);
    --psi-amber: #fcd34d;
    --psi-amber-soft: rgba(252,211,77,0.12);
    --psi-sky: #7dd3fc;
    --psi-sky-soft: rgba(125,211,252,0.12);

    --psi-gradient: linear-gradient(135deg, #a78bfa 0%, #818cf8 50%, #7dd3fc 100%);
    --psi-gradient-warm: linear-gradient(135deg, #a78bfa 0%, #f0abfc 100%);

    --psi-radius-sm: 8px;
    --psi-radius: 12px;
    --psi-radius-lg: 16px;
    --psi-radius-xl: 20px;

    --psi-shadow: 0 1px 3px rgba(0,0,0,0.3), 0 1px 2px rgba(0,0,0,0.2);
    --psi-shadow-lg: 0 10px 40px rgba(0,0,0,0.4);
    --psi-shadow-glow: 0 0 30px rgba(167,139,250,0.15);

    --sidebar-width: 260px;
    --header-height: 64px;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--psi-bg);
    color: var(--psi-text);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

a { color: var(--psi-lavender); text-decoration: none; transition: all 0.2s; }
a:hover { color: #c4b5fd; }

/* ===== LAYOUT ===== */
.psi-layout { display: flex; min-height: 100vh; }

.psi-sidebar {
    width: var(--sidebar-width);
    background: var(--psi-bg-sidebar);
    border-right: 1px solid var(--psi-border);
    position: fixed;
    top: 0; left: 0; bottom: 0;
    z-index: 1000;
    display: flex;
    flex-direction: column;
    transition: transform 0.3s cubic-bezier(0.4,0,0.2,1);
}

.psi-main {
    flex: 1;
    margin-left: var(--sidebar-width);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.psi-header {
    height: var(--header-height);
    background: rgba(15,17,23,0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--psi-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 1.5rem;
    position: sticky;
    top: 0;
    z-index: 100;
}

.psi-content {
    flex: 1;
    padding: 1.5rem;
}

/* ===== SIDEBAR ===== */
.psi-sidebar-brand {
    padding: 1.25rem 1.5rem;
    display: flex;
    align-items: center;
    gap: 12px;
    border-bottom: 1px solid var(--psi-border);
}

.psi-sidebar-brand-icon {
    width: 38px; height: 38px;
    background: var(--psi-gradient);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    color: white;
    font-weight: 800;
}

.psi-sidebar-brand-text {
    font-weight: 700;
    font-size: 1rem;
    color: var(--psi-text);
    letter-spacing: -0.3px;
}
.psi-sidebar-brand-text span { color: var(--psi-lavender); }

.psi-sidebar-nav {
    flex: 1;
    padding: 1rem 0;
    overflow-y: auto;
}

.psi-nav-section {
    padding: 0.5rem 1.5rem 0.25rem;
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--psi-text-dim);
}

.psi-nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 0.6rem 1.5rem;
    color: var(--psi-text-muted);
    font-size: 0.85rem;
    font-weight: 500;
    transition: all 0.2s;
    border-left: 3px solid transparent;
    cursor: pointer;
}
.psi-nav-item:hover {
    color: var(--psi-text);
    background: rgba(255,255,255,0.03);
}
.psi-nav-item.active {
    color: var(--psi-lavender);
    background: var(--psi-lavender-soft);
    border-left-color: var(--psi-lavender);
}
.psi-nav-item i { font-size: 1.1rem; width: 22px; text-align: center; }

.psi-sidebar-footer {
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--psi-border);
}

/* ===== HEADER ===== */
.psi-header-left { display: flex; align-items: center; gap: 1rem; }
.psi-header-right { display: flex; align-items: center; gap: 0.75rem; }

.psi-header-title {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--psi-text);
}

.psi-header-btn {
    width: 38px; height: 38px;
    border-radius: var(--psi-radius-sm);
    border: 1px solid var(--psi-border);
    background: transparent;
    color: var(--psi-text-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s;
    font-size: 1rem;
}
.psi-header-btn:hover {
    background: rgba(255,255,255,0.05);
    color: var(--psi-text);
    border-color: var(--psi-border-hover);
}

.psi-avatar {
    width: 34px; height: 34px;
    border-radius: 50%;
    background: var(--psi-gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 700;
    font-size: 0.75rem;
    cursor: pointer;
}

.psi-mobile-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--psi-text);
    font-size: 1.3rem;
    cursor: pointer;
    padding: 4px;
}

/* ===== CARDS ===== */
.psi-card {
    background: var(--psi-bg-card);
    border: 1px solid var(--psi-border);
    border-radius: var(--psi-radius-lg);
    overflow: hidden;
    transition: all 0.3s;
}
.psi-card:hover {
    border-color: var(--psi-border-hover);
    box-shadow: var(--psi-shadow);
}

.psi-card-header {
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--psi-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.psi-card-title {
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--psi-lavender);
    display: flex;
    align-items: center;
    gap: 8px;
}
.psi-card-body { padding: 1.5rem; }
.psi-card-footer {
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--psi-border);
    background: rgba(0,0,0,0.15);
}

/* ===== BUTTONS ===== */
.psi-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 0.6rem 1.25rem;
    border-radius: var(--psi-radius);
    font-family: 'Inter', sans-serif;
    font-size: 0.8rem;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: all 0.25s;
    text-decoration: none;
    line-height: 1.4;
}
.psi-btn-primary {
    background: var(--psi-gradient);
    color: white;
}
.psi-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(167,139,250,0.35);
    color: white;
}
.psi-btn-outline {
    background: transparent;
    border: 1px solid var(--psi-border);
    color: var(--psi-text-muted);
}
.psi-btn-outline:hover {
    background: rgba(255,255,255,0.05);
    border-color: var(--psi-border-hover);
    color: var(--psi-text);
}
.psi-btn-ghost {
    background: transparent;
    color: var(--psi-text-muted);
    padding: 0.5rem 0.75rem;
}
.psi-btn-ghost:hover { background: rgba(255,255,255,0.05); color: var(--psi-text); }
.psi-btn-danger {
    background: linear-gradient(135deg, #ef4444, #dc2626);
    color: white;
}
.psi-btn-danger:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(239,68,68,0.35);
    color: white;
}
.psi-btn-sm { padding: 0.4rem 0.85rem; font-size: 0.75rem; border-radius: var(--psi-radius-sm); }

/* ===== FORMS ===== */
.psi-input {
    width: 100%;
    padding: 0.65rem 1rem;
    background: var(--psi-bg);
    border: 1px solid var(--psi-border);
    border-radius: var(--psi-radius);
    color: var(--psi-text);
    font-family: 'Inter', sans-serif;
    font-size: 0.85rem;
    transition: all 0.2s;
    outline: none;
}
.psi-input:focus {
    border-color: var(--psi-lavender);
    box-shadow: 0 0 0 3px var(--psi-lavender-soft);
}
.psi-input::placeholder { color: var(--psi-text-dim); }

.psi-label {
    display: block;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--psi-text-muted);
    margin-bottom: 0.35rem;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.psi-form-hint {
    font-size: 0.7rem;
    color: var(--psi-text-dim);
    margin-top: 0.25rem;
}

.psi-switch {
    position: relative;
    width: 44px; height: 24px;
    appearance: none;
    background: var(--psi-bg);
    border: 1px solid var(--psi-border);
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s;
}
.psi-switch::before {
    content: '';
    position: absolute;
    width: 18px; height: 18px;
    border-radius: 50%;
    background: var(--psi-text-dim);
    top: 2px; left: 2px;
    transition: all 0.3s;
}
.psi-switch:checked {
    background: var(--psi-lavender);
    border-color: var(--psi-lavender);
}
.psi-switch:checked::before {
    background: white;
    transform: translateX(20px);
}

/* ===== STAT CARDS ===== */
.psi-stat {
    background: var(--psi-bg-card);
    border: 1px solid var(--psi-border);
    border-radius: var(--psi-radius-lg);
    padding: 1.25rem;
    transition: all 0.3s;
}
.psi-stat:hover { transform: translateY(-2px); box-shadow: var(--psi-shadow); }
.psi-stat-icon {
    width: 44px; height: 44px;
    border-radius: var(--psi-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    margin-bottom: 0.75rem;
}
.psi-stat-value {
    font-size: 1.75rem;
    font-weight: 800;
    line-height: 1;
    color: var(--psi-text);
    margin-bottom: 0.15rem;
}
.psi-stat-label {
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--psi-text-dim);
    font-weight: 600;
}

/* ===== BADGES ===== */
.psi-badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 3px 10px;
    border-radius: 20px;
    font-size: 0.65rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.psi-badge-success { background: var(--psi-sage-soft); color: var(--psi-sage); border: 1px solid rgba(134,239,172,0.2); }
.psi-badge-danger { background: var(--psi-rose-soft); color: var(--psi-rose); border: 1px solid rgba(253,164,175,0.2); }
.psi-badge-warning { background: var(--psi-amber-soft); color: var(--psi-amber); border: 1px solid rgba(252,211,77,0.2); }
.psi-badge-info { background: var(--psi-sky-soft); color: var(--psi-sky); border: 1px solid rgba(125,211,252,0.2); }
.psi-badge-dot {
    width: 6px; height: 6px;
    border-radius: 50%;
    background: currentColor;
}

/* ===== HERO / GRADIENT BOX ===== */
.psi-hero {
    background: var(--psi-gradient);
    border-radius: var(--psi-radius-xl);
    padding: 2rem;
    position: relative;
    overflow: hidden;
}
.psi-hero::before {
    content: '';
    position: absolute;
    top: -50%; right: -30%;
    width: 400px; height: 400px;
    background: radial-gradient(circle, rgba(255,255,255,0.08) 0%, transparent 70%);
    border-radius: 50%;
}

/* ===== TABLE ===== */
.psi-table { width: 100%; border-collapse: collapse; font-size: 0.8rem; }
.psi-table th {
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--psi-text-dim);
    font-weight: 600;
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--psi-border);
    text-align: left;
}
.psi-table td {
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--psi-border);
    color: var(--psi-text-muted);
    vertical-align: middle;
}
.psi-table tbody tr:hover { background: rgba(255,255,255,0.02); }

/* ===== SECTION DIVIDER ===== */
.psi-section {
    background: var(--psi-bg-elevated);
    border: 1px solid var(--psi-border);
    border-radius: var(--psi-radius-lg);
    padding: 1.5rem;
    margin-bottom: 1.25rem;
}
.psi-section-title {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--psi-lavender);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

/* ===== SLUG PREVIEW ===== */
.psi-slug {
    font-family: 'SF Mono', 'Fira Code', monospace;
    background: var(--psi-lavender-soft);
    border: 1px solid rgba(167,139,250,0.2);
    padding: 3px 10px;
    border-radius: 6px;
    font-size: 0.75rem;
    color: var(--psi-lavender);
    word-break: break-all;
}

/* ===== EMPTY STATE ===== */
.psi-empty {
    text-align: center;
    padding: 4rem 2rem;
}
.psi-empty-icon { font-size: 3.5rem; margin-bottom: 1rem; opacity: 0.3; }
.psi-empty h3 { color: var(--psi-text); font-weight: 700; margin-bottom: 0.5rem; }
.psi-empty p { color: var(--psi-text-dim); max-width: 380px; margin: 0 auto 1.5rem; font-size: 0.85rem; }

/* ===== ANIMATIONS ===== */
@keyframes fadeIn { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: translateY(0); } }
.psi-animate { animation: fadeIn 0.4s ease forwards; opacity: 0; }
.psi-animate:nth-child(1) { animation-delay: 0.03s; }
.psi-animate:nth-child(2) { animation-delay: 0.06s; }
.psi-animate:nth-child(3) { animation-delay: 0.09s; }
.psi-animate:nth-child(4) { animation-delay: 0.12s; }
.psi-animate:nth-child(5) { animation-delay: 0.15s; }

/* ===== GRID HELPERS ===== */
.psi-grid { display: grid; gap: 1rem; }
.psi-grid-2 { grid-template-columns: repeat(2,1fr); }
.psi-grid-3 { grid-template-columns: repeat(3,1fr); }
.psi-grid-4 { grid-template-columns: repeat(4,1fr); }
.psi-grid-6 { grid-template-columns: repeat(6,1fr); }
.psi-flex { display: flex; }
.psi-flex-between { display: flex; justify-content: space-between; align-items: center; }
.psi-gap-sm { gap: 0.5rem; }
.psi-gap { gap: 1rem; }

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .psi-grid-6 { grid-template-columns: repeat(3,1fr); }
    .psi-grid-4 { grid-template-columns: repeat(2,1fr); }
}
@media (max-width: 768px) {
    .psi-sidebar { transform: translateX(-100%); }
    .psi-sidebar.open { transform: translateX(0); }
    .psi-main { margin-left: 0; }
    .psi-mobile-toggle { display: block; }
    .psi-grid-6, .psi-grid-4, .psi-grid-3 { grid-template-columns: repeat(2,1fr); }
    .psi-content { padding: 1rem; }
    .psi-hero { padding: 1.25rem; }
    .psi-stat-value { font-size: 1.35rem; }
}
@media (max-width: 480px) {
    .psi-grid-2 { grid-template-columns: 1fr; }
}

/* ===== BACKDROP ===== */
.psi-backdrop {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    z-index: 999;
}
.psi-backdrop.show { display: block; }

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.08); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,0.15); }

/* ===== DROPDOWN ===== */
.psi-dropdown {
    position: relative;
}
.psi-dropdown-menu {
    position: absolute;
    top: 100%;
    right: 0;
    min-width: 180px;
    background: var(--psi-bg-elevated);
    border: 1px solid var(--psi-border);
    border-radius: var(--psi-radius);
    padding: 0.5rem;
    box-shadow: var(--psi-shadow-lg);
    z-index: 200;
    display: none;
}
.psi-dropdown-menu.show { display: block; }
.psi-dropdown-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 0.5rem 0.75rem;
    border-radius: var(--psi-radius-sm);
    color: var(--psi-text-muted);
    font-size: 0.8rem;
    font-weight: 500;
    transition: all 0.15s;
    cursor: pointer;
}
.psi-dropdown-item:hover {
    background: rgba(255,255,255,0.05);
    color: var(--psi-text);
}
.psi-dropdown-divider {
    height: 1px;
    background: var(--psi-border);
    margin: 0.35rem 0;
}

/* ===== UTILITIES ===== */
.text-lavender { color: var(--psi-lavender) !important; }
.text-sage { color: var(--psi-sage) !important; }
.text-rose { color: var(--psi-rose) !important; }
.text-amber { color: var(--psi-amber) !important; }
.text-sky { color: var(--psi-sky) !important; }
.text-muted { color: var(--psi-text-muted) !important; }
.text-dim { color: var(--psi-text-dim) !important; }
.fw-800 { font-weight: 800; }
.fs-xs { font-size: 0.7rem; }
.fs-sm { font-size: 0.8rem; }
.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.p-0 { padding: 0; }
