/* IFPR brand colors */
:root {
    --clr-verde-lighter: #45e560;
    --clr-verde-light:   #41a351;
    --clr-verde-medio:   #207E30;
    --clr-verde-dark:    #1a5724;
    --clr-verde-darker:  #0e3014;
    --clr-cinza-lighter: #f2f2f2;
    --clr-cinza-light:   #c4c4c4;
    --clr-cinza-medio:   #969696;
    --clr-cinza-dark:    #696969;
    --clr-cinza-darker:  #333;
    --clr-suporte-azul:  #134eb3;
    --clr-suporte-amarelo: #e6bf00;
    --clr-suporte-vermelho: #ce181e;
}

/* Typography */
body {
    background-color: #f4f6f4;
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    color: var(--clr-cinza-darker);
}

/* Navbar */
.navbar-ifpr {
    background: linear-gradient(135deg, var(--clr-verde-darker) 0%, var(--clr-verde-dark) 100%);
    border-bottom: 3px solid var(--clr-verde-lighter);
    padding: 0.75rem 0;
}
.navbar-ifpr .navbar-brand {
    font-weight: 700;
    font-size: 1.2rem;
    color: #fff;
    letter-spacing: 0.02em;
}
.navbar-ifpr .navbar-brand:hover {
    color: var(--clr-verde-lighter);
}
.navbar-ifpr .text-light {
    color: rgba(255,255,255,0.85) !important;
}
.navbar-ifpr .btn-outline-ifpr {
    color: var(--clr-verde-lighter);
    border-color: var(--clr-verde-lighter);
    font-size: 0.85rem;
}
.navbar-ifpr .btn-outline-ifpr:hover {
    background-color: var(--clr-verde-lighter);
    color: var(--clr-verde-darker);
}

/* Cards */
.card {
    border: none;
    border-radius: 12px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.08);
}
.card-header {
    border-radius: 12px 12px 0 0 !important;
    padding: 1rem 1.25rem;
}

/* IFPR background utilities */
.bg-ifpr {
    background-color: var(--clr-verde-medio) !important;
    color: #fff;
}
.bg-ifpr-dark {
    background-color: var(--clr-verde-dark) !important;
    color: #fff;
}
.bg-ifpr-light {
    background-color: var(--clr-verde-light) !important;
    color: #fff;
}

/* IFPR button */
.btn-ifpr {
    background-color: var(--clr-verde-medio);
    border-color: var(--clr-verde-medio);
    color: #fff;
    font-weight: 500;
    transition: background-color 0.2s, border-color 0.2s, transform 0.1s;
}
.btn-ifpr:hover {
    background-color: var(--clr-verde-dark);
    border-color: var(--clr-verde-dark);
    color: #fff;
}
.btn-ifpr:active {
    transform: scale(0.98);
}
.btn-ifpr:disabled {
    background-color: var(--clr-cinza-medio);
    border-color: var(--clr-cinza-medio);
}
.btn-ifpr-lg {
    padding: 0.75rem 2rem;
    font-size: 1.1rem;
    border-radius: 8px;
}

/* Tables */
.table thead th {
    background-color: var(--clr-cinza-lighter);
    color: var(--clr-cinza-darker);
    font-weight: 600;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    border-bottom: 2px solid var(--clr-verde-light);
}
.table-striped > tbody > tr:nth-of-type(odd) > * {
    background-color: rgba(32, 126, 48, 0.04);
}

/* Badges */
.badge.bg-ifpr {
    background-color: var(--clr-verde-medio) !important;
}

/* Form controls */
.form-control:focus,
.form-select:focus {
    border-color: var(--clr-verde-light);
    box-shadow: 0 0 0 0.2rem rgba(32, 126, 48, 0.2);
}
.form-check-input:checked {
    background-color: var(--clr-verde-medio);
    border-color: var(--clr-verde-medio);
}

/* Alerts */
.alert {
    border-radius: 8px;
    border: none;
    border-left: 4px solid;
}
.alert-success { border-color: var(--clr-verde-medio); }
.alert-danger   { border-color: var(--clr-suporte-vermelho); }
.alert-warning  { border-color: var(--clr-suporte-amarelo); }
.alert-info     { border-color: var(--clr-suporte-azul); }

/* Media */
video, canvas {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
}

/* Presence list */
#presence-list {
    max-height: 400px;
    overflow-y: auto;
}

/* Main content spacing */
main.container {
    padding-top: 2rem;
    padding-bottom: 2rem;
}

/* ── Terminal layout ─────────────────────────────────────────── */
.terminal-wrapper { display: flex; gap: 1rem; }
.video-col        { flex: 0 0 66.6%; max-width: 66.6%; }
.presence-col     { flex: 1; }
#history-strip    { display: none; }
.portrait-back    { display: none; }

/* Presence list thumbnail */
.presence-thumb {
    width: 40px;
    height: 30px;
    object-fit: cover;
    border-radius: 3px;
    flex-shrink: 0;
}
#presence-list { max-height: 500px; overflow-y: auto; }

/* Recognition overlay — shared base */
.recognition-overlay {
    display: none;
    position: absolute;
    bottom: 0.75rem;
    left: 0.75rem;
    right: 0.75rem;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    color: #fff;
    border-radius: 8px;
    padding: 0.75rem 1rem;
    transition: opacity 0.4s;
    z-index: 5;
}
.overlay-inner { display: flex; align-items: center; gap: 0.6rem; }
.overlay-thumb { width: 52px; height: 52px; object-fit: cover; border-radius: 6px; flex-shrink: 0; }
.overlay-name  { font-weight: 700; font-size: 1.05rem; }
.overlay-sub   { font-size: 0.82rem; opacity: 0.85; }

/* Portrait: fullscreen camera + fixed overlays */
@media (orientation: portrait) {
    .video-col,
    #video-card,
    #video-card .card-header,
    #video-card .card-body,
    #video-card .card-body > div:not(#recognition-overlay) {
        all: unset;
        display: block;
    }

    #video {
        position: fixed !important;
        inset: 0 !important;
        width: 100vw !important;
        height: 100vh !important;
        max-width: unset !important;
        border-radius: 0 !important;
        object-fit: cover !important;
        z-index: 10;
    }

    #capture-canvas,
    #video-card .card-header,
    .presence-col { display: none !important; }

    /* 2 IDs specificity (2,0,0) beats all: unset (1,1,1) */
    #video-card #status {
        position: fixed;
        top: 1rem;
        left: 50%;
        transform: translateX(-50%);
        white-space: nowrap;
        z-index: 20;
    }
    #video-card #match-result {
        position: fixed;
        top: 3rem;
        left: 50%;
        transform: translateX(-50%);
        white-space: nowrap;
        z-index: 20;
    }

    .recognition-overlay {
        position: fixed;
        bottom: 1.5rem;
        left: 1rem;
        right: 5.5rem;
        z-index: 20;
    }

    .portrait-back {
        display: flex;
        align-items: center;
        justify-content: center;
        position: fixed;
        top: 0.75rem;
        left: 0.75rem;
        width: 2.5rem;
        height: 2.5rem;
        background: rgba(0, 0, 0, 0.5);
        backdrop-filter: blur(4px);
        color: #fff;
        border-radius: 50%;
        font-size: 1.2rem;
        text-decoration: none;
        z-index: 25;
        opacity: 0;
        pointer-events: none;
        transition: opacity 0.3s;
    }
    .portrait-back.visible {
        opacity: 1;
        pointer-events: auto;
    }

    #history-strip {
        display: flex;
        flex-direction: column;
        justify-content: flex-end;
        position: fixed;
        inset: 0 0 0 auto;
        width: 4.5rem;
        z-index: 20;
        overflow: hidden;
        gap: 0.4rem;
        padding: 0.4rem;
        background: rgba(0, 0, 0, 0.35);
    }

    .history-item {
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: 2px;
        flex-shrink: 0;
    }
    .history-item img {
        width: 48px;
        height: 48px;
        border-radius: 6px;
        object-fit: cover;
        background: #555;
    }
    .history-item span {
        font-size: 0.6rem;
        color: #fff;
        text-shadow: 0 1px 3px #000;
        text-align: center;
        max-width: 100%;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }
}