/* =====================================
   Activity Runtime UI
   Shared by all activity engines
   ===================================== */

/* While an engine is running, the platform shell is completely hidden. */
body.activity-playing .tahouri-app-header,
body.activity-playing #tahouri-bottom-navigation,
body.activity-result-open #tahouri-bottom-navigation {
    display: none !important;
}

body.activity-playing { padding-bottom: 0; }

#activitySessionControl {
    position: fixed;
    top: 18px;
    right: max(20px, calc((100vw - 680px) / 2));
    z-index: 10020;
    width: 44px;
    height: 44px;
    border: 0;
    border-radius: 50%;
    display: grid;
    place-items: center;
    background: #2563eb;
    color: #ffffff;
    box-shadow: 0 5px 18px rgba(0,0,0,.18);
    font-size: 20px;
    line-height: 1;
    cursor: pointer;
    transition: transform .15s ease, box-shadow .15s ease;
}

#activitySessionControl:hover {
    transform: translateY(-1px);
    box-shadow: 0 7px 20px rgba(0,0,0,.20);
}

#activitySessionControl:focus-visible,
.activityRuntimeActions button:focus-visible,
.unfinishedActivityGuardActions button:focus-visible,
.resultModalActions button:focus-visible,
#activitySessionResumeBtn:focus-visible,
#activitySessionExitBtn:focus-visible {
    outline: 3px solid rgba(37,99,235,.25);
    outline-offset: 2px;
}

#activitySessionOverlay,
#unfinishedActivityGuardOverlay,
#resultModal {
    position: fixed;
    inset: 0;
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    box-sizing: border-box;
    background: rgba(15, 23, 42, .58);
}

.activityRuntimeModal,
.unfinishedActivityGuardModal,
.resultModalWindow {
    width: min(420px, 100%);
    box-sizing: border-box;
    padding: 28px 24px;
    border-radius: 22px;
    background: #ffffff;
    color: #172033;
    text-align: center;
    box-shadow: 0 24px 70px rgba(0,0,0,.25);
}

.activityRuntimeModal h2,
.unfinishedActivityGuardModal h2,
.resultModalWindow h1,
.resultModalWindow h2 { margin: 0 0 12px; }

.activityRuntimeModal p,
.unfinishedActivityGuardModal p,
.resultModalWindow p { margin: 8px 0; line-height: 1.8; }

.activityRuntimeActions,
.unfinishedActivityGuardActions,
.resultModalActions {
    display: grid;
    gap: 12px;
    margin-top: 22px;
}

.activityRuntimeActions button,
.unfinishedActivityGuardActions button,
.resultModalActions button {
    width: 100%;
    min-height: 52px;
    padding: 12px 18px;
    border: 1px solid #dbe4ef;
    border-radius: 14px;
    background: #f8fafc;
    color: #172033;
    font: inherit;
    font-weight: 700;
    cursor: pointer;
    box-sizing: border-box;
    transition: transform .15s ease, box-shadow .15s ease, background .15s ease, border-color .15s ease;
}

.activityRuntimeActions button:hover,
.unfinishedActivityGuardActions button:hover,
.resultModalActions button:hover {
    transform: translateY(-1px);
    border-color: #c4d3e6;
    box-shadow: 0 5px 14px rgba(15,23,42,.10);
    background: #ffffff;
}

.activityRuntimeActions button:first-child,
.unfinishedActivityGuardActions button:first-child {
    background: #2563eb;
    border-color: #2563eb;
    color: #ffffff;
    box-shadow: 0 6px 16px rgba(37,99,235,.20);
}

.activityRuntimeActions button:first-child:hover,
.unfinishedActivityGuardActions button:first-child:hover {
    background: #1d4ed8;
    border-color: #1d4ed8;
    box-shadow: 0 8px 20px rgba(37,99,235,.26);
}

.activityRuntimeActions button:last-child,
.unfinishedActivityGuardActions button:last-child {
    background: #ffffff;
    border-color: #d5deea;
    color: #344054;
}

.activityRuntimeActions button:last-child:hover,
.unfinishedActivityGuardActions button:last-child:hover {
    background: #f8fafc;
    border-color: #b8c6d8;
}

/* Pause/exit modal buttons are rendered with IDs by ActivitySessionManager. */
#activitySessionResumeBtn,
#activitySessionExitBtn {
    display: block;
    width: 100%;
    min-height: 52px;
    padding: 12px 18px;
    box-sizing: border-box;
    border: 1px solid #dbe4ef;
    border-radius: 14px;
    font: inherit;
    font-weight: 700;
    line-height: 1.4;
    cursor: pointer;
    transition: transform .15s ease, box-shadow .15s ease, background .15s ease, border-color .15s ease;
}

#activitySessionResumeBtn {
    background: #2563eb;
    border-color: #2563eb;
    color: #ffffff;
    box-shadow: 0 6px 16px rgba(37,99,235,.20);
}

#activitySessionResumeBtn:hover {
    transform: translateY(-1px);
    background: #1d4ed8;
    border-color: #1d4ed8;
    box-shadow: 0 8px 20px rgba(37,99,235,.26);
}

#activitySessionExitBtn {
    background: #ffffff;
    border-color: #d5deea;
    color: #344054;
}

#activitySessionExitBtn:hover {
    transform: translateY(-1px);
    background: #f8fafc;
    border-color: #b8c6d8;
    box-shadow: 0 5px 14px rgba(15,23,42,.10);
}

.resultModalActions #retryActivityBtn { background: #e8f5e9; border-color: #c8e6c9; }
.resultModalActions #backActivitiesBtn { background: #e3f2fd; border-color: #bbdefb; }
.resultModalActions #dashboardBtn { background: #fff3e0; border-color: #ffe0b2; }
.resultModalActions #homeBtn { background: #f3e5f5; border-color: #e1bee7; }

.resultModalStars {
    margin: 12px 0 18px;
    font-size: 28px;
    letter-spacing: 2px;
}

@media (min-width: 481px) {
    .activityRuntimeActions,
    .unfinishedActivityGuardActions {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 480px) {
    #activitySessionControl {
        top: 10px;
        right: 10px;
        width: 42px;
        height: 42px;
    }
    .activityRuntimeModal,
    .unfinishedActivityGuardModal,
    .resultModalWindow {
        padding: 24px 18px;
        border-radius: 18px;
    }
}

@media (prefers-reduced-motion: reduce) {
    #activitySessionControl,
    .activityRuntimeActions button,
    .unfinishedActivityGuardActions button,
    .resultModalActions button,
    #activitySessionResumeBtn,
    #activitySessionExitBtn { transition: none; }
}


/* Word Puzzle mode chooser is still inside an activity session, but uses the platform shell. */
body.activity-playing.word-puzzle-mode-select .tahouri-app-header {
    display: flex !important;
}
body.activity-playing.word-puzzle-mode-select #tahouri-bottom-navigation {
    display: grid !important;
}
body.activity-playing.word-puzzle-mode-select #activitySessionControl {
    display: none !important;
}
body.activity-playing.word-puzzle-mode-select {
    padding-bottom: calc(76px + env(safe-area-inset-bottom, 0px)) !important;
}