/* =============================================
   Colloqui Scolastici - WebApp CSS
   De Marchi – v1.0.0
   Mobile-first, ottimizzata per maestre
   ============================================= */

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

:root {
    --wa-primary:  #4f63d8;
    --wa-success:  #22c55e;
    --wa-done-bg:  #f0fdf4;
    --wa-done-txt: #16a34a;
    --wa-bg:       #f1f5f9;
    --wa-white:    #ffffff;
    --wa-text:     #0f172a;
    --wa-muted:    #64748b;
    --wa-border:   #e2e8f0;
    --wa-header-h: 56px;
    --wa-radius:   12px;
}

* { box-sizing: border-box; }

/* ── Login ───────────────────────────────────── */
.cs-wa-login {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #4f63d8 0%, #7c3aed 100%);
    padding: 20px;
    font-family: 'Inter', sans-serif;
}
.cs-wa-login__box {
    background: var(--wa-white);
    border-radius: 20px;
    padding: 40px 32px;
    width: 100%;
    max-width: 360px;
    text-align: center;
    box-shadow: 0 20px 60px rgba(0,0,0,.2);
}
.cs-wa-login__logo { font-size: 56px; margin-bottom: 12px; }
.cs-wa-login__box h1 { font-size: 22px; font-weight: 700; margin: 0 0 6px; }
.cs-wa-login__box p  { color: var(--wa-muted); font-size: 14px; margin: 0 0 28px; }

.cs-wa-form-group { margin-bottom: 16px; }
.cs-wa-input {
    width: 100%;
    height: 50px;
    border: 2px solid var(--wa-border);
    border-radius: 10px;
    padding: 0 16px;
    font-size: 16px;
    font-family: 'Inter', sans-serif;
    text-align: center;
    letter-spacing: 2px;
}
.cs-wa-input:focus {
    outline: none;
    border-color: var(--wa-primary);
    box-shadow: 0 0 0 3px rgba(79,99,216,.15);
}

.cs-wa-btn {
    width: 100%;
    height: 50px;
    border: none;
    border-radius: 10px;
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    font-family: 'Inter', sans-serif;
    transition: all .2s;
}
.cs-wa-btn--primary {
    background: var(--wa-primary);
    color: #fff;
}
.cs-wa-btn--primary:hover {
    background: #3b52c9;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(79,99,216,.3);
}

/* ── App shell ───────────────────────────────── */
.cs-webapp {
    font-family: 'Inter', sans-serif;
    background: var(--wa-bg);
    min-height: 100vh;
    max-width: 600px;
    margin: 0 auto;
}

/* ── Header ──────────────────────────────────── */
.cs-wa-header {
    background: var(--wa-primary);
    color: #fff;
    height: var(--wa-header-h);
    display: flex;
    align-items: center;
    padding: 0 16px;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 8px rgba(79,99,216,.3);
}
.cs-wa-header__icon { font-size: 22px; margin-right: 10px; }
.cs-wa-header h1 {
    font-size: 18px;
    font-weight: 700;
    margin: 0;
    flex: 1;
    color: #fff;
}
.cs-wa-logout {
    color: rgba(255,255,255,.8);
    font-size: 13px;
    text-decoration: none;
    padding: 6px 12px;
    border: 1px solid rgba(255,255,255,.3);
    border-radius: 20px;
    transition: all .2s;
}
.cs-wa-logout:hover { background: rgba(255,255,255,.2); color: #fff; }

/* ── Filter ──────────────────────────────────── */
.cs-wa-filter { padding: 12px 16px; background: var(--wa-white); border-bottom: 1px solid var(--wa-border); }
.cs-wa-filter-form { display:flex; }
.cs-wa-select {
    width: 100%;
    height: 40px;
    border: 1px solid var(--wa-border);
    border-radius: 8px;
    padding: 0 12px;
    font-size: 14px;
    font-family: 'Inter', sans-serif;
    background: var(--wa-bg);
    color: var(--wa-text);
    -webkit-appearance: none;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 10px center;
    padding-right: 32px;
}

/* ── List ────────────────────────────────────── */
.cs-wa-list { padding: 16px; }

.cs-wa-date-group { margin-bottom: 20px; }
.cs-wa-date-header {
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--wa-muted);
    padding: 0 4px 8px;
    border-bottom: 1px solid var(--wa-border);
    margin-bottom: 8px;
}

.cs-wa-item {
    background: var(--wa-white);
    border-radius: var(--wa-radius);
    padding: 14px 16px;
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 8px;
    box-shadow: 0 1px 3px rgba(0,0,0,.06);
    transition: background .2s;
}
.cs-wa-item--done {
    background: var(--wa-done-bg);
    opacity: .7;
}
.cs-wa-item__time {
    font-size: 20px;
    font-weight: 700;
    color: var(--wa-primary);
    min-width: 56px;
    text-align: center;
    font-variant-numeric: tabular-nums;
}
.cs-wa-item--done .cs-wa-item__time { color: var(--wa-done-txt); }
.cs-wa-item__info { flex: 1; min-width: 0; }
.cs-wa-item__genitore {
    font-size: 16px;
    font-weight: 600;
    color: var(--wa-text);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.cs-wa-item__maestra {
    font-size: 13px;
    color: var(--wa-muted);
    margin-top: 2px;
}

.cs-wa-check {
    width: 44px; height: 44px;
    border: none;
    background: transparent;
    font-size: 24px;
    cursor: pointer;
    border-radius: 8px;
    flex-shrink: 0;
    display: flex; align-items: center; justify-content: center;
    transition: background .15s, transform .1s;
    -webkit-tap-highlight-color: transparent;
}
.cs-wa-check:active { transform: scale(0.85); }
.cs-wa-check--done { /* Already done style via emoji */ }

/* ── Empty ───────────────────────────────────── */
.cs-wa-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 60px 20px;
    color: var(--wa-muted);
    font-size: 15px;
    gap: 12px;
}
.cs-wa-empty span { font-size: 48px; }

/* ── Footer ──────────────────────────────────── */
.cs-wa-footer {
    text-align: center;
    padding: 20px 16px;
    font-size: 12px;
    color: var(--wa-muted);
}
.cs-wa-footer a { color: var(--wa-primary); text-decoration: none; }