:root   {
    --teal:#28677f;
    --orange:#f39a2c;
    --cream:#f7f0e3;
    --ink:#173d4a;
    --muted:#607780;
    --line:#e8d9c2
}

*   {
    box-sizing:border-box
}

html   {
    scroll-behavior:smooth
}

body   {
    margin:0;
    background:var(--cream);
    color:#111;
    font-family:Arial,Helvetica,sans-serif
}

.topbar   {
    height:70px;
    background:var(--teal);
    display:flex;
    align-items:center;
    padding:0 2%;
    gap:clamp(18px,5vw,70px);
    color:#fff
}

.logo   {
    width:190px;
    height:62px;
    position:relative;
    display:block;
    flex:none;
    line-height:.82;
    font-weight:900;
    letter-spacing:-1.5px
}

.logo-diz   {
    position:absolute;
    left:38px;
    top:5px;
    font-size:36px;
    color:#fff
}

.logo-por   {
    position:absolute;
    left:0;
    top:36px;
    font-size:32px;
    color:#ffad4a;
    white-space:nowrap
}

.logo-mark   {
    position:absolute;
    left:125px;
    top:0;
    font-size:27px;
    transform:rotate(-12deg)
}

.login   {
    font-size:23px;
    font-weight:700;
    white-space:nowrap
}

.settings   {
    width:56px;
    height:56px;
    border:0;
    border-radius:50%;
    background:var(--orange);
    color:#fff;
    font-size:37px;
    line-height:1;
    flex:none;
    cursor:pointer
}

.page   {
    width:min(1060px,calc(100% - 36px));
    margin:0 auto;
    padding:32px 0 48px
}

.intro   {
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:16px;
    margin-bottom:20px
}

.kicker   {
    font-size:11px;
    letter-spacing:1.6px;
    font-weight:900;
    color:#df8a1b;
    margin:0 0 6px
}

.intro h1   {
    font-size:clamp(25px,3vw,34px);
    color:#2d6174;
    margin:0 0 5px
}

.sub   {
    margin:0;
    color:var(--muted);
    font-size:15px
}

.help-button   {
    border:1px solid #d9c6a8;
    background:#fffaf0;
    border-radius:25px;
    padding:11px 15px;
    color:var(--ink);
    font-weight:700;
    cursor:pointer;
    white-space:nowrap
}

.sentence-panel   {
    background:#fffdf8;
    border:1px solid var(--line);
    border-radius:18px;
    padding:18px 20px;
    margin-bottom:20px;
    box-shadow:0 4px 12px #4e3b1b0b
}

.sentence-top   {
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:10px
}

.sentence-top h2   {
    font-size:19px;
    margin:0;
    color:var(--ink)
}

.word-count   {
    font-size:12px;
    color:var(--muted);
    background:#f3eadb;
    padding:6px 10px;
    border-radius:20px
}

.sentence   {
    min-height:63px;
    border:2px dashed #e5d3b7;
    border-radius:12px;
    margin:13px 0;
    padding:10px;
    display:flex;
    align-items:center;
    gap:8px;
    flex-wrap:wrap
}

.placeholder   {
    color:#9b9b8d;
    font-size:14px;
    padding:8px
}

.word-chip   {
    border:1px solid #e9c17c;
    background:#fff0ce;
    border-radius:9px;
    padding:8px 11px;
    font-size:15px;
    font-weight:700;
    color:#513b18
}

.sentence-actions   {
    display:flex;
    gap:9px;
    flex-wrap:wrap
}

.action   {
    border:0;
    border-radius:10px;
    padding:11px 15px;
    font-weight:800;
    cursor:pointer;
    transition:transform .15s,filter .15s
}

.action:active,.tile:active   {
    transform:scale(.97)
}

.primary   {
    background:var(--teal);
    color:white
}

.secondary   {
    background:#f2e8d8;
    color:#244b59
}

.status   {
    font-size:12px;
    color:var(--muted);
    margin:10px 0 0;
    min-height:15px
}

.category-row   {
    display:flex;
    gap:8px;
    flex-wrap:wrap;
    margin:0 0 17px
}

.category   {
    border:1px solid #dfceb2;
    background:#fff9ef;
    border-radius:24px;
    padding:8px 14px;
    font-size:13px;
    font-weight:700;
    color:#47616a;
    cursor:pointer
}

.category.active   {
    background:var(--teal);
    color:white;
    border-color:var(--teal)
}

.tiles   {
    display:grid;
    grid-template-columns:repeat(6,minmax(0,1fr));
    gap:18px 20px
}

.tile   {
    min-height:125px;
    border:2px solid transparent;
    border-radius:13px;
    display:flex;
    flex-direction:column;
    align-items:center;
    justify-content:center;
    gap:7px;
    padding:10px 5px;
    cursor:pointer;
    color:#111;
    font-weight:800;
    font-size:13px;
    text-align:center;
    box-shadow:0 2px 2px #00000008;
    transition:transform .15s,box-shadow .15s,border-color .15s
}

/* Esconde cartões fora da categoria ou da busca selecionada. */
.tile[hidden] {
    display: none;
}

.tile-card {
    position:relative;
    min-width:0
}

.tile-card[hidden] {
    display:none
}

.tile-card .tile {
    width:100%;
    height:100%;
    padding-top:30px
}

.tile-favorite,.tile-remove {
    position:absolute;
    z-index:1;
    top:7px;
    width:32px;
    height:32px;
    border:1px solid #cfbd9e;
    border-radius:50%;
    background:#fffdf8;
    color:#6e7470;
    font-size:19px;
    line-height:1;
    cursor:pointer
}

.tile-favorite {
    right:7px
}

.tile-favorite.is-favorite {
    color:#c56b00;
    background:#fff0ce;
    border-color:#e6a744
}

.tile-remove {
    left:7px;
    font-size:23px
}

.tile-favorite:focus-visible,.tile-remove:focus-visible {
    outline:3px solid #245dff;
    outline-offset:2px
}

.personal-word-form {
    margin:0 0 20px;
    padding:18px 20px;
    border:1px solid var(--line);
    border-radius:16px;
    background:#fffdf8
}

.personal-word-heading {
    display:flex;
    align-items:flex-end;
    justify-content:space-between;
    gap:12px;
    margin-bottom:12px
}

.personal-word-heading .kicker {
    margin:0 0 3px
}

.personal-word-heading h2 {
    margin:0;
    color:var(--ink);
    font-size:18px
}

.personal-word-heading > p {
    margin:0;
    color:var(--muted);
    font-size:13px
}

.personal-word-fields {
    display:flex;
    align-items:flex-end;
    gap:10px
}

.personal-word-fields label {
    display:grid;
    gap:5px;
    color:var(--ink);
    font-size:13px;
    font-weight:700
}

.personal-word-fields label:first-child {
    flex:1
}

.personal-word-fields input {
    min-height:44px;
    width:100%;
    border:1px solid #d9c6a8;
    border-radius:9px;
    padding:8px 10px;
    color:var(--ink);
    font:inherit
}

.personal-word-fields label:nth-child(2) input {
    width:76px;
    text-align:center;
    font-size:21px
}

.personal-word-fields .action {
    min-height:44px;
    white-space:nowrap
}

.tile:hover   {
    transform:translateY(-3px);
    box-shadow:0 6px 14px #00000018
}

.tile:focus-visible,.action:focus-visible,.category:focus-visible   {
    outline:3px solid #245dff;
    outline-offset:3px
}

.tile-favorite:focus-visible,.tile-remove:focus-visible,.personal-word-fields input:focus-visible {
    outline:3px solid #245dff;
    outline-offset:2px
}

.tile.chosen   {
    border-color:#b96510;
    box-shadow:0 0 0 3px #f39a2c66,0 5px 14px #b9651020
}

.picture   {
    font-size:43px;
    line-height:1.15;
    min-height:50px;
    display:grid;
    place-items:center
}

.yellow   {
    background:#f8e975
}

.purple   {
    background:#d3a0e6
}

.green   {
    background:#35d4a0
}

.coral   {
    background:#fa8588
}

.mint   {
    background:#9ce28f
}

.blue   {
    background:#8bd5e6
}

.pink   {
    background:#f8a3c9
}

.orange   {
    background:#ffbf7e
}

.selected-orange   {
    background:#ffb65e
}

.accessibility-note   {
    font-size:12px;
    color:var(--muted);
    margin-top:24px
}

.modal-backdrop   {
    position:fixed;
    inset:0;
    background:#102e3bc9;
    display:grid;
    place-items:center;
    padding:20px;
    z-index:10
}

.modal-backdrop[hidden]   {
    display:none
}

.modal   {
    background:#fffaf0;
    border-radius:18px;
    padding:28px;
    max-width:480px;
    width:100%;
    position:relative;
    color:var(--ink);
    box-shadow:0 20px 70px #0004
}

.modal h2   {
    margin:0 25px 15px 0
}

.modal ol   {
    padding-left:22px;
    line-height:1.6;
    margin-bottom:22px
}

.modal li   {
    margin-bottom:8px
}

.modal-close   {
    position:absolute;
    right:15px;
    top:10px;
    border:0;
    background:transparent;
    font-size:30px;
    cursor:pointer;
    color:var(--ink)
}

@media(max-width:850px)   {
    .topbar   {
        gap:20px
    }

    .logo   {
        width:155px;
        transform:scale(.86);
        transform-origin:left center;
        margin-right:-20px
    }

    .login   {
        font-size:18px
    }

    .tiles   {
        grid-template-columns:repeat(4,minmax(0,1fr));
        gap:14px
    }

    .tile   {
        min-height:120px
    }

}

@media(max-width:560px)   {
    .topbar   {
        height:auto;
        min-height:70px;
        padding:8px 12px;
        gap:12px;
        flex-wrap:wrap
    }

    .logo   {
        width:135px;
        height:53px;
        transform:scale(.78);
        margin-right:-30px
    }

    .login   {
        font-size:16px
    }

    .settings   {
        width:44px;
        height:44px;
        font-size:29px
    }

    .page   {
        width:calc(100% - 24px);
        padding-top:22px
    }

    .intro   {
        align-items:flex-start
    }

    .personal-word-form {
        padding:14px
    }

    .personal-word-heading {
        display:block
    }

    .personal-word-heading > p {
        margin-top:4px
    }

    .personal-word-fields {
        display:grid;
        grid-template-columns:minmax(0,1fr) 70px
    }

    .personal-word-fields label:nth-child(2) input {
        width:70px
    }

    .personal-word-fields .action {
        grid-column:1/-1;
        width:100%
    }

    .intro h1   {
        font-size:26px
    }

    .sub   {
        font-size:13px
    }

    .help-button   {
        font-size:12px;
        padding:9px
    }

    .sentence-panel   {
        padding:14px
    }

    .tiles   {
        grid-template-columns:repeat(3,minmax(0,1fr));
        gap:11px
    }

    .tile   {
        min-height:110px;
        font-size:11px
    }

    .picture   {
        font-size:36px;
        min-height:42px
    }

    .sentence-actions .action   {
        flex:1;
        padding:10px 7px;
        font-size:12px
    }

    .category   {
        padding:8px 11px;
        font-size:12px
    }

}

@media(prefers-reduced-motion:reduce)   {
    *,*::before,*::after   {
        scroll-behavior:auto!important;
        transition:none!important
    }

}
.student-feedback { margin:32px 0; padding:24px; border-radius:16px; background:#f4f8f9; }
.student-feedback h2 { margin:4px 0; }
.student-feedback form { display:flex; flex-wrap:wrap; align-items:end; gap:14px; }
.student-feedback form label { display:grid; gap:6px; font-weight:700; }
.student-feedback select { min-height:42px; border:1px solid #9bb2bb; border-radius:8px; padding:8px; background:#fff; color:#184f67; font:inherit; }
#feedbackStatus { font-weight:700; color:#184f67; }