/* Grupos WhatsApp — Design System | assets/css/app.css */

/* ── Variáveis CSS ─────────────────────────────────────────────────────────── */
:root {
    --color-primary:       #25D366;
    --color-primary-dark:  #128C7E;
    --color-primary-light: #DCF8C6;
    --color-secondary:     #075E54;
    --color-accent:        #34B7F1;
    --color-bg:            #F0F2F5;
    --color-surface:       #FFFFFF;
    --color-text:          #111B21;
    --color-text-muted:    #667781;
    --color-border:        #E9EDEF;
    --color-vip:           #FFD700;
    --color-danger:        #EA0038;
    --color-success:       #25D366;
    --border-radius:       12px;
    --shadow:              0 2px 8px rgba(0,0,0,.08);
    --shadow-hover:        0 8px 24px rgba(0,0,0,.15);
    --transition:          .2s ease;
}

/* ── Dark Mode ─────────────────────────────────────────────────────────────── */
[data-theme="dark"] {
    --color-bg:         #0B141A;
    --color-surface:    #1F2C34;
    --color-text:       #E9EDEF;
    --color-text-muted: #8696A0;
    --color-border:     #2A3942;
}

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

body {
    font-family: 'Inter', system-ui, sans-serif;
    background: var(--color-bg);
    color: var(--color-text);
    font-size: 1rem;
    line-height: 1.5;
    min-height: 100dvh;
}

img { max-width: 100%; height: auto; display: block; }
a  { color: var(--color-accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ── Badge VIP ─────────────────────────────────────────────────────────────── */
.badge-vip {
    display: inline-flex;
    align-items: center;
    gap: .25rem;
    padding: .125rem .5rem;
    background: linear-gradient(135deg, #FFD700, #FFA500);
    color: #5A3E00;
    font-size: .7rem;
    font-weight: 700;
    border-radius: 999px;
    text-transform: uppercase;
    letter-spacing: .04em;
}

/* ── Status Badges ─────────────────────────────────────────────────────────── */
.badge { display: inline-block; padding: .2rem .6rem; border-radius: 999px; font-size: .75rem; font-weight: 600; }
.badge-ativo    { background: #D1FAE5; color: #065F46; }
.badge-pendente { background: #FEF3C7; color: #92400E; }
.badge-inativo  { background: #F3F4F6; color: #6B7280; }
.badge-banido   { background: #FEE2E2; color: #991B1B; }

/* ── Cards ─────────────────────────────────────────────────────────────────── */
.card {
    background: var(--color-surface);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: box-shadow var(--transition), transform var(--transition);
}
.card:hover { box-shadow: var(--shadow-hover); transform: translateY(-2px); }
.card-vip   { border: 2px solid var(--color-vip); }

/* ── Botões ─────────────────────────────────────────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: .4rem;
    min-height: 48px;
    padding: .5rem 1.25rem;
    border-radius: 8px;
    border: none;
    font-size: .9rem;
    font-weight: 600;
    cursor: pointer;
    transition: opacity var(--transition), transform var(--transition);
}
.btn:hover   { opacity: .9; transform: translateY(-1px); }
.btn:active  { transform: translateY(0); }
.btn-primary { background: var(--color-primary); color: #fff; }
.btn-outline { background: transparent; border: 2px solid var(--color-primary); color: var(--color-primary); }
.btn-danger  { background: var(--color-danger); color: #fff; }
.btn-sm      { min-height: 36px; padding: .3rem .8rem; font-size: .8rem; }

/* ── Formulários ───────────────────────────────────────────────────────────── */
.form-group  { display: flex; flex-direction: column; gap: .4rem; }
.form-label  { font-size: .875rem; font-weight: 600; color: var(--color-text-muted); }
.form-input, .form-select, .form-textarea {
    width: 100%;
    padding: .625rem .875rem;
    border: 1.5px solid var(--color-border);
    border-radius: 8px;
    font-size: .9rem;
    background: var(--color-surface);
    color: var(--color-text);
    transition: border-color var(--transition);
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
    outline: none;
    border-color: var(--color-primary);
}
.form-error { font-size: .8rem; color: var(--color-danger); }

/* ── Toast ─────────────────────────────────────────────────────────────────── */
#toast-container {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: .5rem;
}
.toast {
    padding: .75rem 1.25rem;
    border-radius: 8px;
    color: #fff;
    font-size: .875rem;
    font-weight: 500;
    box-shadow: var(--shadow-hover);
    animation: slideIn .25s ease;
}
.toast-success { background: var(--color-success); }
.toast-error   { background: var(--color-danger); }
.toast-info    { background: var(--color-accent); }

@keyframes slideIn {
    from { transform: translateX(100%); opacity: 0; }
    to   { transform: translateX(0);    opacity: 1; }
}

/* ── PWA Install Banner ────────────────────────────────────────────────────── */
#pwa-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--color-surface);
    border-top: 1px solid var(--color-border);
    padding: 1rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    z-index: 9998;
    box-shadow: 0 -4px 16px rgba(0,0,0,.1);
}

/* ── Utilitários ───────────────────────────────────────────────────────────── */
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); border: 0; }
.truncate { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.grid-grupos { display: grid; gap: 1rem; grid-template-columns: 1fr; }

@media (min-width: 640px)  { .grid-grupos { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .grid-grupos { grid-template-columns: repeat(3, 1fr); } }