:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --primary-soft: #eff6ff;

    --success: #16a34a;
    --warning: #f59e0b;
    --danger: #dc2626;

    --bg: #f4f7fb;
    --surface: #ffffff;

    --text: #0f172a;
    --muted: #64748b;
    --border: #e2e8f0;

    --sidebar-width: 260px;
    --sidebar-collapsed-width: 78px;

    --radius-sm: 10px;
    --radius-md: 14px;
    --radius-lg: 20px;

    --shadow:
        0 12px 35px rgba(15, 23, 42, .07);
}

* {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    min-height: 100%;

    font-family: "Inter", sans-serif;

    background: var(--bg);
    color: var(--text);
}

body {
    overflow-x: hidden;
}

a {
    color: inherit;
    text-decoration: none;
}

button,
input,
select,
textarea {
    font: inherit;
}

.app-layout{
    display:flex;
    min-height:100dvh;
    overflow:visible;
}

.app-main{
    flex:1;
    min-width:0;
    overflow:visible;
}

.topbar {
    position: sticky;
    top: 0;
    z-index: 30;

    display: flex;
    align-items: center;
    gap: 15px;

    min-height: 72px;
    padding: 12px 26px;

    border-bottom: 1px solid var(--border);

    background: rgba(255, 255, 255, .94);
    backdrop-filter: blur(12px);
}

.topbar h1 {
    margin: 0;
    font-size: 19px;
}

.topbar p {
    margin: 3px 0 0;
    color: var(--muted);
    font-size: 11px;
}

.topbar-user {
    display: flex;
    align-items: center;
    gap: 10px;

    margin-left: auto;
}

.topbar-user-avatar {
    display: grid;
    place-items: center;

    width: 40px;
    height: 40px;

    border-radius: 12px;

    background: var(--primary-soft);
    color: var(--primary);

    font-weight: 800;
}

.topbar-user-info strong,
.topbar-user-info span {
    display: block;
}

.topbar-user-info strong {
    font-size: 12px;
}

.topbar-user-info span {
    margin-top: 3px;
    color: var(--muted);
    font-size: 10px;
}

.logout-button,
.sidebar-toggle {
    display: grid;
    place-items: center;

    width: 40px;
    height: 40px;

    border: 1px solid var(--border);
    border-radius: 11px;

    background: #fff;
    cursor: pointer;
}

.logout-button {
    color: var(--danger);
}

.sidebar-toggle {
    display: none;
}

.app-content{
    overflow:visible;
}

.content-shell{
    overflow:visible;
}


/* =========================================================
   DEVICE-AWARE APP LAYOUT
   ========================================================= */

html[data-device="desktop"] .app-main {
    width: calc(100% - var(--sidebar-width));
    margin-left: var(--sidebar-width);
    transition: margin-left .22s ease, width .22s ease;
}

html[data-device="desktop"] body.sidebar-collapsed .app-main {
    width: calc(100% - var(--sidebar-collapsed-width));
    margin-left: var(--sidebar-collapsed-width);
}

html[data-device="tablet"] .app-main,
html[data-device="phone"] .app-main {
    width: 100%;
    margin-left: 0;
}

html[data-device="tablet"] .sidebar-toggle,
html[data-device="phone"] .sidebar-toggle {
    display: grid;
}

html[data-device="tablet"] .app-content,
html[data-device="phone"] .app-content {
    padding-top: calc(72px + env(safe-area-inset-top));
}

html[data-device="tablet"] .app-content {
    padding-right: 18px;
    padding-bottom: 32px;
    padding-left: 18px;
}

html[data-device="phone"] .app-content {
    padding-right: 13px;
    padding-bottom: 28px;
    padding-left: 13px;
}

html[data-device="tablet"] .topbar,
html[data-device="phone"] .topbar {
    padding: 10px 14px;
}

html[data-device="phone"] .topbar-user-info {
    display: none;
}
.topbar-context {
    min-width: 0;
}

.topbar-context strong,
.topbar-context span {
    display: block;
}

.topbar-context strong {
    color: var(--text);
    font-size: 12px;
    font-weight: 800;
}

.topbar-context span {
    margin-top: 3px;
    color: var(--muted);
    font-size: 9px;
}