/* App shell and top header bar: brand mark, header actions, and shared button/icon-button/modal-close styles. */

.appShell {
    min-height: 100vh;
}

.appHeader {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    padding: 14px 22px;
    border-bottom: 1px solid var(--border);
    background: rgba(255, 255, 255, 0.96);
    position: sticky;
    top: 0;
    z-index: 40;
    backdrop-filter: blur(12px);
}

.brandBlock {
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 0;
}

.brandMark {
    display: grid;
    place-items: center;
    width: 44px;
    height: 44px;
    flex: 0 0 44px;
    border-radius: 12px;
    background: var(--accent);
    color: #fff;
    font-family: "Mindstien Swar Notation Gujarati", sans-serif;
    font-size: 28px;
    box-shadow: 0 8px 22px rgba(29, 78, 216, 0.25);
    padding-bottom: 4px;
}

.brandBlock h1 {
    margin: 0;
    font-size: 19px;
    line-height: 1.15;
}

.brandBlock p {
    margin: 3px 0 0;
    color: var(--muted);
    font-size: 12px;
}

.headerActions,
.controlGroup,
.noteButtons,
.modalFooter,
.modalFooter>div {
    display: flex;
    align-items: center;
    gap: 8px;
}

.headerActions {
    flex-wrap: wrap;
    justify-content: flex-end;
}

.button,
.iconButton,
.modalClose {
    border: 1px solid var(--border);
    background: var(--surface);
    color: var(--text);
    border-radius: 9px;
    cursor: pointer;
    transition: border-color 0.16s ease, background 0.16s ease, color 0.16s ease, transform 0.16s ease;
}

.button {
    min-height: 38px;
    padding: 8px 13px;
    font-weight: 600;
    font-size: 13px;
}

.button:hover,
.iconButton:hover,
.modalClose:hover {
    border-color: var(--accent);
}

.button:active,
.iconButton:active {
    transform: translateY(1px);
}

.button.primary {
    color: #fff;
    border-color: var(--accent);
    background: var(--accent);
}

.button.primary:hover {
    background: #153eb1;
}

.button.ghost {
    background: transparent;
}

.button.compact {
    min-height: 34px;
    padding: 6px 10px;
}

.button.active {
    color: var(--accent);
    border-color: var(--accent);
    background: var(--accent-soft);
}

.button.dangerGhost {
    color: var(--danger);
    border-color: #efc2bd;
    background: #fff9f8;
}

.iconButton,
.modalClose {
    display: inline-grid;
    place-items: center;
    min-width: 36px;
    height: 36px;
    padding: 0 8px;
    font-weight: 700;
}

.iconButton.danger {
    color: var(--danger);
}

.modalClose {
    border: 0;
    background: transparent;
    font-size: 27px;
    color: var(--muted);
}