/**
 * GLPI PWA - Estilos do Banner de Instalação + Popup Offline
 *
 * Banner moderno, responsivo e não intrusivo para guiar
 * o usuário a instalar o PWA no smartphone, tablet ou PC.
 * Inclui popup de aviso de sem conexão com a internet.
 */

/* ---------------------------------------------------------------
   Variáveis de design
   --------------------------------------------------------------- */
:root {
    --glpipwa-bg: #1a1f36;
    --glpipwa-bg-card: #242a47;
    --glpipwa-accent: #4f6ef7;
    --glpipwa-accent-hover: #3d5ce0;
    --glpipwa-text: #ffffff;
    --glpipwa-text-muted: rgba(255, 255, 255, 0.65);
    --glpipwa-border: rgba(255, 255, 255, 0.1);
    --glpipwa-shadow: 0 -4px 32px rgba(0, 0, 0, 0.45), 0 0 0 1px rgba(255,255,255,0.06);
    --glpipwa-radius: 20px;
    --glpipwa-transition: 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    --glpipwa-z: 99999;
}

/* ---------------------------------------------------------------
   Banner container
   --------------------------------------------------------------- */
#glpipwa-install-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: var(--glpipwa-z);
    padding: 0 0 env(safe-area-inset-bottom, 0);

    /* Estado inicial: oculto abaixo da tela */
    transform: translateY(110%);
    opacity: 0;
    transition: transform var(--glpipwa-transition), opacity 0.3s ease;

    /* Não captura eventos quando oculto */
    pointer-events: none;
}

/* Estado visível */
#glpipwa-install-banner.glpipwa-banner-visible {
    transform: translateY(0);
    opacity: 1;
    pointer-events: all;
}

/* ---------------------------------------------------------------
   Card interno
   --------------------------------------------------------------- */
.glpipwa-banner-content {
    background: var(--glpipwa-bg-card);
    border-radius: var(--glpipwa-radius) var(--glpipwa-radius) 0 0;
    box-shadow: var(--glpipwa-shadow);
    padding: 1.25rem 1.25rem calc(1.25rem + env(safe-area-inset-bottom, 0));
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-top: 1px solid var(--glpipwa-border);
    position: relative;
    overflow: hidden;
}

/* Barra de toque no topo do card */
.glpipwa-banner-content::before {
    content: '';
    position: absolute;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    width: 36px;
    height: 4px;
    background: var(--glpipwa-border);
    border-radius: 2px;
}

/* Efeito de brilho sutil no fundo */
.glpipwa-banner-content::after {
    content: '';
    position: absolute;
    top: -60px;
    right: -40px;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(79, 110, 247, 0.15) 0%, transparent 70%);
    pointer-events: none;
}

/* ---------------------------------------------------------------
   Header do banner (ícone + texto + botão fechar)
   --------------------------------------------------------------- */
.glpipwa-banner-header {
    display: flex;
    align-items: center;
    gap: 0.875rem;
    margin-top: 0.5rem;
}

.glpipwa-banner-icon {
    width: 64px;
    height: 44px;
    border-radius: 10px;
    flex-shrink: 0;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25);
    object-fit: contain;
    background: rgba(255, 255, 255, 0.07);
    padding: 6px 8px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.glpipwa-banner-text {
    flex: 1;
    min-width: 0;
}

.glpipwa-banner-text strong {
    display: block;
    font-size: 1rem;
    font-weight: 700;
    color: var(--glpipwa-text);
    margin-bottom: 0.2rem;
    letter-spacing: -0.01em;
}

.glpipwa-banner-text span {
    display: block;
    font-size: 0.82rem;
    color: var(--glpipwa-text-muted);
    line-height: 1.4;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Botão fechar (X) */
.glpipwa-banner-close {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid var(--glpipwa-border);
    color: var(--glpipwa-text-muted);
    width: 32px;
    height: 32px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: background 0.2s, color 0.2s;
    line-height: 1;
    padding: 0;
}

.glpipwa-banner-close:hover,
.glpipwa-banner-close:focus {
    background: rgba(255, 255, 255, 0.15);
    color: var(--glpipwa-text);
    outline: none;
}

/* ---------------------------------------------------------------
   Botões de ação (banner Android/Chrome)
   --------------------------------------------------------------- */
.glpipwa-banner-actions {
    display: flex;
    gap: 0.625rem;
    margin-top: 1.125rem;
}

.glpipwa-btn-primary,
.glpipwa-btn-secondary {
    flex: 1;
    padding: 0.75rem 1rem;
    border-radius: 12px;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    border: none;
    transition: background 0.2s, transform 0.15s, box-shadow 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    letter-spacing: 0.01em;
}

.glpipwa-btn-primary {
    background: var(--glpipwa-accent);
    color: #fff;
    box-shadow: 0 4px 16px rgba(79, 110, 247, 0.45);
}

.glpipwa-btn-primary:hover {
    background: var(--glpipwa-accent-hover);
    box-shadow: 0 6px 20px rgba(79, 110, 247, 0.55);
}

.glpipwa-btn-primary:active {
    transform: scale(0.97);
}

.glpipwa-btn-primary svg {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}

.glpipwa-btn-secondary {
    background: rgba(255, 255, 255, 0.07);
    color: var(--glpipwa-text-muted);
    border: 1px solid var(--glpipwa-border);
}

.glpipwa-btn-secondary:hover {
    background: rgba(255, 255, 255, 0.12);
    color: var(--glpipwa-text);
}

/* ---------------------------------------------------------------
   Passos iOS
   --------------------------------------------------------------- */
.glpipwa-banner-ios-steps {
    margin-top: 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.625rem;
}

.glpipwa-banner-ios-steps p {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    color: var(--glpipwa-text-muted);
    font-size: 0.875rem;
    line-height: 1.4;
    margin: 0;
}

.glpipwa-banner-ios-steps p strong {
    color: var(--glpipwa-text);
}

.glpipwa-step-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 22px;
    height: 22px;
    background: var(--glpipwa-accent);
    color: #fff;
    border-radius: 50%;
    font-size: 0.7rem;
    font-weight: 700;
    flex-shrink: 0;
}

.glpipwa-share-icon {
    width: 16px;
    height: 16px;
    color: var(--glpipwa-accent);
    vertical-align: middle;
    flex-shrink: 0;
}

/* Seta apontando para baixo (iOS - indica botão de compartilhar) */
.glpipwa-banner-arrow {
    display: none;
}

/* ---------------------------------------------------------------
   Responsivo - tablets
   --------------------------------------------------------------- */
@media (min-width: 640px) {
    #glpipwa-install-banner {
        left: 50%;
        right: auto;
        transform: translateX(-50%) translateY(110%);
        width: 100%;
        max-width: 480px;
        bottom: 1.5rem;
        padding: 0;
    }

    #glpipwa-install-banner.glpipwa-banner-visible {
        transform: translateX(-50%) translateY(0);
    }

    .glpipwa-banner-content {
        border-radius: var(--glpipwa-radius);
        border: 1px solid var(--glpipwa-border);
        padding: 1.375rem;
    }
}

/* ---------------------------------------------------------------
   Desktop: banner no canto inferior direito
   --------------------------------------------------------------- */
@media (min-width: 1024px) {
    #glpipwa-install-banner {
        left: auto;
        right: 1.5rem;
        bottom: 1.5rem;
        width: 360px;
        max-width: 360px;
        transform: translateY(110%);
        padding: 0;
    }

    #glpipwa-install-banner.glpipwa-banner-visible {
        transform: translateY(0);
    }

    /* No desktop, remove a barra de toque (só faz sentido em mobile) */
    #glpipwa-install-banner .glpipwa-banner-content::before {
        display: none;
    }

    .glpipwa-banner-content {
        border-radius: var(--glpipwa-radius);
        border: 1px solid var(--glpipwa-border);
        padding: 1.375rem;
        box-shadow: 0 8px 40px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(255,255,255,0.06);
    }
}

/* ---------------------------------------------------------------
   Dark mode do sistema (garantia extra de contraste)
   --------------------------------------------------------------- */
@media (prefers-color-scheme: light) {
    /* O banner mantém sempre o tema escuro para consistência com o PWA */
    #glpipwa-install-banner {
        color-scheme: dark;
    }
}

/* ---------------------------------------------------------------
   Animação de pulsação no botão instalar (chama atenção)
   --------------------------------------------------------------- */
@keyframes glpipwa-pulse {
    0%, 100% { box-shadow: 0 4px 16px rgba(79, 110, 247, 0.45); }
    50% { box-shadow: 0 4px 28px rgba(79, 110, 247, 0.7); }
}

.glpipwa-banner-visible .glpipwa-btn-primary {
    animation: glpipwa-pulse 2.5s ease-in-out infinite;
    animation-delay: 1.5s;
}

.glpipwa-banner-visible .glpipwa-btn-primary:hover {
    animation: none;
}

/* ---------------------------------------------------------------
   Acessibilidade: respeita preferência de redução de movimento
   --------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
    #glpipwa-install-banner {
        transition: opacity 0.2s ease;
        transform: none !important;
    }

    #glpipwa-install-banner.glpipwa-banner-visible {
        transform: none !important;
    }

    .glpipwa-banner-visible .glpipwa-btn-primary {
        animation: none;
    }
}

/* ---------------------------------------------------------------
   POPUP DE SEM INTERNET
   --------------------------------------------------------------- */

/* Container principal (cobre a tela inteira) */
#glpipwa-offline-popup {
    position: fixed;
    inset: 0;
    z-index: calc(var(--glpipwa-z) + 1);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;

    /* Estado inicial: invisível */
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.35s ease;
}

#glpipwa-offline-popup.glpipwa-offline-visible {
    opacity: 1;
    pointer-events: all;
}

/* Backdrop escurecido com blur */
.glpipwa-offline-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(10, 12, 24, 0.82);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

/* Card central */
.glpipwa-offline-card {
    position: relative;
    background: var(--glpipwa-bg-card);
    border: 1px solid var(--glpipwa-border);
    border-radius: 24px;
    box-shadow: 0 24px 80px rgba(0, 0, 0, 0.6), 0 0 0 1px rgba(255,255,255,0.05);
    padding: 2.5rem 2rem 2rem;
    width: 100%;
    max-width: 380px;
    text-align: center;
    overflow: hidden;

    /* Animação de entrada (escala) */
    transform: scale(0.88) translateY(16px);
    transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* Efeito de brilho vermelho sutil no fundo do card */
.glpipwa-offline-card::before {
    content: '';
    position: absolute;
    top: -80px;
    left: 50%;
    transform: translateX(-50%);
    width: 260px;
    height: 260px;
    background: radial-gradient(circle, rgba(239, 68, 68, 0.12) 0%, transparent 70%);
    pointer-events: none;
}

#glpipwa-offline-popup.glpipwa-offline-visible .glpipwa-offline-card {
    transform: scale(1) translateY(0);
}

/* Ícone de sem wifi */
.glpipwa-offline-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 72px;
    height: 72px;
    border-radius: 50%;
    background: rgba(239, 68, 68, 0.12);
    border: 1px solid rgba(239, 68, 68, 0.25);
    margin: 0 auto 1.5rem;
    color: #f87171;
}

.glpipwa-offline-icon svg {
    width: 36px;
    height: 36px;
}

/* Animação de pulso no ícone */
@keyframes glpipwa-offline-pulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.3); }
    50% { box-shadow: 0 0 0 12px rgba(239, 68, 68, 0); }
}

#glpipwa-offline-popup.glpipwa-offline-visible .glpipwa-offline-icon {
    animation: glpipwa-offline-pulse 2s ease-in-out infinite;
}

/* Título */
.glpipwa-offline-title {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--glpipwa-text);
    margin: 0 0 0.625rem;
    letter-spacing: -0.02em;
}

/* Mensagem */
.glpipwa-offline-msg {
    font-size: 0.9rem;
    color: var(--glpipwa-text-muted);
    line-height: 1.65;
    margin: 0 0 1.5rem;
}

/* Indicador de status (ponto + texto) */
.glpipwa-offline-status {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glpipwa-border);
    border-radius: 999px;
    padding: 0.3rem 0.875rem;
    font-size: 0.8rem;
    color: var(--glpipwa-text-muted);
    margin-bottom: 1.5rem;
}

.glpipwa-offline-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #f87171;
    flex-shrink: 0;
}

/* Ponto verde quando reconecta */
.glpipwa-offline-dot.glpipwa-dot-online {
    background: #4ade80;
    box-shadow: 0 0 8px rgba(74, 222, 128, 0.5);
}

/* Botão "Tentar novamente" */
.glpipwa-offline-retry {
    width: 100%;
    padding: 0.875rem 1.5rem;
    font-size: 0.95rem;
    border-radius: 14px;
    gap: 0.5rem;
}

.glpipwa-offline-retry svg {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}

/* ---------------------------------------------------------------
   Acessibilidade: redução de movimento para o popup offline
   --------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
    .glpipwa-offline-card {
        transform: none !important;
        transition: none;
    }

    .glpipwa-offline-icon {
        animation: none !important;
    }

    #glpipwa-offline-popup {
        transition: opacity 0.15s ease;
    }
}

/* Dica de instalação no PC (quando o navegador não expõe o prompt nativo) */
.glpipwa-install-hint {
    background: rgba(79, 110, 247, 0.15);
    border: 1px solid rgba(79, 110, 247, 0.35);
    border-radius: 10px;
    padding: 0.65rem 0.9rem;
    font-size: 0.83rem;
    color: #e0e7ff;
    margin-top: 0.75rem;
    line-height: 1.45;
}