/*
|--------------------------------------------------------------------------
| Application header
|--------------------------------------------------------------------------
*/

.app-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    height: var(--header-height);
    border-bottom: 1px solid rgba(216, 208, 195, 0.8);
    background: rgba(255, 255, 255, 0.88);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
}

.app-header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    height: 100%;
    padding: 0 var(--space-6);
}

.app-header-left,
.app-header-right {
    display: flex;
    align-items: center;
}

.app-header-left {
    gap: var(--space-4);
}

.app-header-right {
    gap: var(--space-3);
}

.app-brand {
    display: inline-flex;
    align-items: center;
    gap: var(--space-3);
    font-weight: 800;
    letter-spacing: -0.02em;
}

.app-brand-mark {
    display: grid;
    place-items: center;
    width: 40px;
    height: 40px;
    border-radius: 13px;
    color: #ffffff;
    background:
        linear-gradient(
            135deg,
            var(--color-primary),
            var(--color-primary-dark)
        );
    box-shadow:
        0 8px 20px rgba(184, 138, 59, 0.25);
}

.app-brand-name {
    font-size: var(--font-size-lg);
}

.app-brand-version {
    color: var(--color-text-light);
    font-size: var(--font-size-xs);
    font-weight: 700;
}

.header-menu-button {
    display: none;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    padding: 0;
    border: 1px solid var(--color-border);
    border-radius: 13px;
    color: var(--color-text);
    background: var(--color-surface);
}

.header-menu-icon {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.header-menu-icon span {
    display: block;
    width: 18px;
    height: 2px;
    border-radius: var(--radius-pill);
    background: currentColor;
}

.header-credit {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    min-height: 42px;
    padding: 8px 14px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-pill);
    background: var(--color-surface-soft);
}

.header-credit-label {
    color: var(--color-text-soft);
    font-size: var(--font-size-sm);
}

.header-credit-value {
    color: var(--color-primary-dark);
    font-weight: 800;
}

.header-user {
    display: inline-flex;
    align-items: center;
    gap: var(--space-3);
    min-height: 44px;
    padding: 5px 12px 5px 5px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-pill);
    background: var(--color-surface);
}

.header-user-avatar {
    display: grid;
    place-items: center;
    width: 34px;
    height: 34px;
    border-radius: 50%;
    color: var(--color-primary-dark);
    background: var(--color-primary-soft);
    font-size: var(--font-size-sm);
    font-weight: 800;
    overflow: hidden;
}

.header-avatar-image {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
    border-radius: 50%;
}

.header-user-name {
    max-width: 150px;
    overflow: hidden;
    font-size: var(--font-size-sm);
    font-weight: 700;
    text-overflow: ellipsis;
    white-space: nowrap;
}

@media (max-width: 768px) {
    .app-header-inner {
        padding: 0 var(--space-4);
    }

    .header-menu-button {
        display: inline-flex;
    }

    .app-brand-name {
        display: none;
    }

    .header-credit-label,
    .header-user-name {
        display: none;
    }

    .header-credit {
        min-width: 46px;
        justify-content: center;
        padding: 8px 11px;
    }

    .header-user {
        padding: 4px;
    }
}

/*
|--------------------------------------------------------------------------
| Application shell
|--------------------------------------------------------------------------
*/

.app-shell {
    display: flex;
    min-height: calc(100vh - var(--header-height));
}

.app-main {
    flex: 1;
    min-width: 0;
    padding: var(--space-8);
}

.app-content {
    width: 100%;
    max-width: var(--content-max-width);
    margin: 0 auto;
}

/*
|--------------------------------------------------------------------------
| Sidebar
|--------------------------------------------------------------------------
*/

.app-sidebar {
    position: sticky;
    top: var(--header-height);
    flex: 0 0 var(--sidebar-width);
    width: var(--sidebar-width);
    height: calc(100vh - var(--header-height));
    overflow-y: auto;
    border-right: 1px solid var(--color-border);
    background: rgba(255, 255, 255, 0.76);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
}

.sidebar-inner {
    display: flex;
    flex-direction: column;
    min-height: 100%;
    padding: var(--space-5) var(--space-4);
}

.sidebar-navigation {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
}

.sidebar-section {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.sidebar-section-title {
    padding: 0 var(--space-3);
    color: var(--color-text-light);
    font-size: var(--font-size-xs);
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.sidebar-link {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    min-height: 46px;
    padding: 10px var(--space-3);
    border-radius: var(--radius-md);
    color: var(--color-text-soft);
    font-size: var(--font-size-sm);
    font-weight: 700;
    transition:
        color var(--transition-fast),
        background-color var(--transition-fast),
        transform var(--transition-fast);
}

.sidebar-link:hover {
    color: var(--color-text);
    background: var(--color-surface);
    transform: translateX(2px);
}

.sidebar-link.is-active {
    color: var(--color-primary-dark);
    background: var(--color-primary-soft);
}

.sidebar-submenu {
    position: relative;
    display: grid;
    grid-template-columns: 1fr;
    gap: 3px;

    max-height: 0;
    margin: 0 14px 0 32px;
    padding: 0 0 0 18px;

    overflow: hidden;
    visibility: hidden;
    opacity: 0;

    transition:
        max-height 0.3s ease,
        opacity 0.2s ease,
        margin 0.2s ease;
}

.sidebar-submenu::before {
    content: "";
    position: absolute;
    top: 7px;
    bottom: 7px;
    left: 4px;
    width: 1px;
    background: #d8cdbc;
}

.sidebar-group.is-open .sidebar-submenu {
    max-height: 260px;
    margin-top: 7px;
    margin-bottom: 12px;
    visibility: visible;
    opacity: 1;
}

.sidebar-sublink {
    display: flex;
    width: 100%;
    min-height: 38px;
    align-items: center;
    gap: 9px;

    padding: 8px 10px;
    border-radius: 10px;

    color: #756d62;
    font-size: 13px;
    font-weight: 650;
    line-height: 1.3;
    text-decoration: none;
}

.sidebar-sublink:hover {
    background: #f6efe3;
    color: #946317;
}

.sidebar-sublink.is-active,
.sidebar-sublink.active {
    background: #f1e3c9;
    color: #865a16;
    font-weight: 800;
}

.sidebar-subicon {
    display: inline-flex;
    width: 15px;
    flex: 0 0 15px;
    align-items: center;
    justify-content: center;
    color: #bd8828;
    font-size: 12px;
}

.sidebar-icon {
    display: grid;
    flex: 0 0 34px;
    place-items: center;
    width: 34px;
    height: 34px;
    border-radius: 11px;
    background: rgba(255, 255, 255, 0.72);
    font-size: 17px;
}

.sidebar-link.is-active .sidebar-icon {
    color: #ffffff;
    background: var(--color-primary);
}

.sidebar-footer {
    margin-top: auto;
    padding-top: var(--space-8);
}

.sidebar-help-card {
    padding: var(--space-4);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    background: var(--color-surface-soft);
}

.sidebar-help-title {
    margin-bottom: var(--space-1);
    font-size: var(--font-size-sm);
    font-weight: 800;
}

.sidebar-help-text {
    margin-bottom: var(--space-3);
    color: var(--color-text-soft);
    font-size: var(--font-size-xs);
    line-height: 1.5;
}

.sidebar-overlay {
    display: none;
}

@media (max-width: 900px) {
    .app-main {
        padding: var(--space-5);
    }

    .app-sidebar {
        position: fixed;
        top: var(--header-height);
        bottom: 0;
        left: 0;
        z-index: 1100;
        height: auto;
        visibility: hidden;
        transform: translateX(-100%);
        box-shadow: var(--shadow-lg);
        transition: transform var(--transition-normal);
    }

    body.sidebar-open {
        overflow: hidden;
    }

    body.sidebar-open .app-sidebar {
        visibility: visible;
        transform: translateX(0);
    }

    .sidebar-overlay {
        position: fixed;
        inset:
            var(--header-height)
            0
            0
            0;
        z-index: 1050;
        display: block;
        visibility: hidden;
        background: rgba(20, 18, 15, 0.38);
        opacity: 0;
        transition:
            opacity var(--transition-normal),
            visibility var(--transition-normal);
    }

    body.sidebar-open .sidebar-overlay {
        visibility: visible;
        opacity: 1;
    }
}

@media (max-width: 600px) {
    .app-main {
        padding: var(--space-4);
    }

    .app-sidebar {
        width: min(86vw, 300px);
    }
}

/*
|--------------------------------------------------------------------------
| Application footer
|--------------------------------------------------------------------------
*/

.app-footer {
    margin-top: var(--space-10);
    padding: var(--space-6) 0 var(--space-2);
    border-top: 1px solid var(--color-border);
}

.app-footer-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-5);
}

.app-footer-brand {
    margin-bottom: var(--space-1);
    font-size: var(--font-size-sm);
    font-weight: 800;
}

.app-footer-copy {
    margin-bottom: 0;
    color: var(--color-text-light);
    font-size: var(--font-size-xs);
}

.app-footer-links {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: flex-end;
    gap: var(--space-4);
}

.app-footer-link {
    color: var(--color-text-soft);
    font-size: var(--font-size-xs);
    font-weight: 700;
    transition: color var(--transition-fast);
}

.app-footer-link:hover {
    color: var(--color-primary-dark);
}

@media (max-width: 700px) {
    .app-footer-inner {
        align-items: flex-start;
        flex-direction: column;
    }

    .app-footer-links {
        justify-content: flex-start;
    }
}

/*
|--------------------------------------------------------------------------
| Global AI Studio Footer
|--------------------------------------------------------------------------
*/

.app-footer {
    margin-top: auto;
    border-top: 1px solid #e8dfd0;
    background: #fbf8f2;
    color: #1f1f1f;
}

.app-footer-inner,
.app-footer-bottom {
    width: min(100%, 1180px);
    margin: 0 auto;
    padding-left: 32px;
    padding-right: 32px;
    box-sizing: border-box;
}

.app-footer-inner {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 40px;
    padding-top: 42px;
    padding-bottom: 32px;
}

.app-footer-brand {
    max-width: 620px;
}

.app-footer-logo {
    display: inline-flex;
    align-items: center;
    gap: 14px;
    color: inherit;
    text-decoration: none;
}

.app-footer-logo-mark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    flex: 0 0 50px;
    border-radius: 15px;
    background: linear-gradient(
        135deg,
        #b67f22,
        #d3a23e
    );
    color: #ffffff;
    font-size: 18px;
    font-weight: 800;
    letter-spacing: -0.03em;
    box-shadow:
        0 10px 24px rgba(148, 105, 31, 0.18);
}

.app-footer-logo-text {
    display: flex;
    flex-direction: column;
    gap: 3px;
}

.app-footer-logo-text strong {
    font-size: 20px;
    line-height: 1.2;
}

.app-footer-logo-text small {
    color: #94691f;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.app-footer-description {
    max-width: 560px;
    margin: 18px 0 0;
    color: #716b61;
    font-size: 15px;
    line-height: 1.7;
}

.app-footer-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: 12px 24px;
    padding-top: 13px;
}

.app-footer-links a {
    position: relative;
    color: #4f493f;
    font-size: 14px;
    font-weight: 700;
    text-decoration: none;
    transition:
        color 0.2s ease,
        transform 0.2s ease;
}

.app-footer-links a:hover,
.app-footer-links a:focus-visible {
    color: #94691f;
    transform: translateY(-1px);
}

.app-footer-links a:focus-visible {
    outline: 3px solid rgba(199, 147, 50, 0.18);
    outline-offset: 5px;
    border-radius: 4px;
}

.app-footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    padding-top: 20px;
    padding-bottom: 24px;
    border-top: 1px solid #ebe3d7;
}

.app-footer-bottom p {
    margin: 0;
    color: #8a8175;
    font-size: 13px;
    line-height: 1.5;
}

.app-footer-note {
    text-align: right;
}

/*
|--------------------------------------------------------------------------
| Tablet
|--------------------------------------------------------------------------
*/

@media (max-width: 900px) {
    .app-footer-inner {
        align-items: stretch;
        flex-direction: column;
        gap: 26px;
    }

    .app-footer-links {
        justify-content: flex-start;
        padding-top: 0;
    }
}

/*
|--------------------------------------------------------------------------
| Mobile
|--------------------------------------------------------------------------
*/

@media (max-width: 600px) {
    .app-footer-inner,
    .app-footer-bottom {
        padding-left: 20px;
        padding-right: 20px;
    }

    .app-footer-inner {
        align-items: center;
        padding-top: 34px;
        padding-bottom: 28px;
        text-align: center;
    }

    .app-footer-logo {
        align-items: center;
        flex-direction: column;
    }

    .app-footer-description {
        margin-top: 16px;
    }

    .app-footer-links {
        justify-content: center;
        gap: 14px 20px;
    }

    .app-footer-bottom {
        align-items: center;
        flex-direction: column;
        gap: 8px;
        text-align: center;
    }

    .app-footer-note {
        text-align: center;
    }
}