/*
|--------------------------------------------------------------------------
| File: assets/css/luxury-shell.css
|--------------------------------------------------------------------------
| Purpose:
| Shared site chrome for the public luxury shell and the minimal admin shell.
| This file handles header, footer, navigation, hero framing, theme switch,
| and the overall premium shell language across the platform.
|--------------------------------------------------------------------------
*/

/* ==========================================================================
   1. Public site header
   ========================================================================== */

.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(20px);
    background: rgba(8, 14, 22, 0.88);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    transition:
        background var(--transition-base),
        border-color var(--transition-base);
}

.site-header-inner {
    width: min(100% - 2rem, var(--container-xl));
    margin-inline: auto;
    min-height: 5.25rem;
    display: flex;
    align-items: center;
    gap: var(--space-6);
}

.site-brand {
    display: grid;
    gap: 0.08rem;
    min-width: 0;
    flex: 0 0 auto;
}

.site-brand-mark {
    color: var(--color-text);
    font-family:
        "Cormorant Garamond",
        "Georgia",
        serif;
    font-size: 1.58rem;
    font-weight: 600;
    line-height: 1;
    letter-spacing: 0.01em;
}

.site-brand-tagline {
    color: var(--color-text-muted);
    font-size: 0.75rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.site-nav {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    flex-wrap: wrap;
    margin-left: auto;
}

.site-nav-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 2.45rem;
    padding: 0.45rem 0.85rem;
    border-radius: var(--radius-pill);
    color: var(--color-text-soft);
    font-size: 0.9rem;
    font-weight: 500;
    transition:
        color var(--transition-fast),
        background-color var(--transition-fast);
}

.site-nav-link:hover,
.site-nav-link.is-active {
    color: var(--color-text);
    background: rgba(255, 255, 255, 0.045);
}

/* ==========================================================================
   2. Theme switch
   ========================================================================== */

[data-theme-toggle] {
    margin-left: var(--space-3);
    min-height: 2.2rem;
    padding: 0.35rem 0.8rem;
    border: 1px solid rgba(200, 164, 106, 0.18);
    border-radius: var(--radius-pill);
    background: rgba(255, 255, 255, 0.03);
    color: var(--color-text-soft);
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    transition:
        background-color var(--transition-fast),
        border-color var(--transition-fast),
        color var(--transition-fast),
        transform var(--transition-fast);
}

[data-theme-toggle]:hover {
    color: var(--color-text);
    background: rgba(255, 255, 255, 0.055);
    border-color: rgba(200, 164, 106, 0.3);
}

/* ==========================================================================
   3. Public footer
   ========================================================================== */

.site-footer {
    margin-top: auto;
    padding-block: var(--space-16) var(--space-8);
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    background: rgba(5, 9, 15, 0.96);
    transition:
        background var(--transition-base),
        border-color var(--transition-base);
}

.site-footer-inner {
    width: min(100% - 2rem, var(--container-xl));
    margin-inline: auto;
    display: grid;
    gap: var(--space-10);
}

.site-footer-top {
    display: grid;
    grid-template-columns: minmax(0, 1.15fr) repeat(2, minmax(12rem, 0.7fr));
    gap: var(--space-8);
    align-items: start;
}

.site-footer-brand {
    display: grid;
    gap: var(--space-4);
    max-width: 32rem;
}

.site-footer-title {
    color: var(--color-text);
    font-family:
        "Cormorant Garamond",
        "Georgia",
        serif;
    font-size: 1.55rem;
    line-height: 1;
}

.site-footer-copy {
    color: var(--color-text-soft);
    line-height: 1.75;
}

.site-footer-column {
    display: grid;
    gap: var(--space-4);
}

.site-footer-heading {
    color: var(--color-text);
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.16em;
    text-transform: uppercase;
}

.site-footer-links {
    display: grid;
    gap: var(--space-3);
}

.site-footer-link {
    color: var(--color-text-muted);
    font-size: 0.93rem;
}

.site-footer-link:hover {
    color: var(--color-text);
}

.site-footer-bottom {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-4);
    justify-content: space-between;
    align-items: center;
    padding-top: var(--space-6);
    border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.site-footer-meta {
    color: var(--color-text-muted);
    font-size: 0.85rem;
    line-height: 1.5;
}

.site-footer-social {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-3);
}

/* ==========================================================================
   4. Hero and intro framing
   ========================================================================== */

.page-hero {
    position: relative;
}

.page-hero-inner {
    position: relative;
}

.page-intro {
    display: grid;
    gap: var(--space-5);
    max-width: 60rem;
}

.page-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-4);
    margin-top: var(--space-4);
}

.hero-shell {
    position: relative;
    padding: clamp(3.5rem, 7vw, 6rem);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    background: rgba(8, 16, 26, 0.9);
    box-shadow: var(--shadow-deep);
    overflow: hidden;
    transition:
        background var(--transition-base),
        border-color var(--transition-base),
        box-shadow var(--transition-base);
}

.hero-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.35fr) minmax(18rem, 0.72fr);
    gap: var(--space-10);
    align-items: end;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-4);
    margin-top: var(--space-8);
}

.hero-panel {
    padding: var(--space-6);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    background: rgba(255, 255, 255, 0.025);
    backdrop-filter: none;
    transition:
        background var(--transition-base),
        border-color var(--transition-base);
}

/* ==========================================================================
   5. Shared premium shell blocks
   ========================================================================== */

.shell-divider {
    width: 100%;
    height: 1px;
    background: linear-gradient(
        90deg,
        rgba(200, 164, 106, 0),
        rgba(200, 164, 106, 0.42),
        rgba(200, 164, 106, 0)
    );
    opacity: 0.65;
}

.shell-panel {
    position: relative;
    padding: var(--space-8);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    background: rgba(10, 22, 34, 0.72);
    box-shadow: var(--shadow-soft);
    transition:
        background var(--transition-base),
        border-color var(--transition-base),
        box-shadow var(--transition-base);
}

.editorial-band {
    display: grid;
    gap: var(--space-8);
    padding: var(--space-10);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    background: rgba(255, 255, 255, 0.02);
    box-shadow: var(--shadow-soft);
    transition:
        background var(--transition-base),
        border-color var(--transition-base),
        box-shadow var(--transition-base);
}

/* ==========================================================================
   6. Admin shell
   ========================================================================== */

.admin-shell {
    min-height: 100vh;
    background: linear-gradient(180deg, #080e17 0%, #05090f 100%);
    color: var(--color-text);
    transition:
        background var(--transition-base),
        color var(--transition-base);
}

.admin-header {
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    background: rgba(8, 14, 22, 0.92);
    backdrop-filter: blur(20px);
    transition:
        background var(--transition-base),
        border-color var(--transition-base);
}

.admin-header-inner {
    width: min(100% - 2rem, var(--container-xl));
    margin-inline: auto;
    min-height: 5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-6);
}

.admin-brand {
    display: grid;
    gap: 0.15rem;
}

.admin-brand-title {
    color: var(--color-text);
    font-family:
        "Cormorant Garamond",
        "Georgia",
        serif;
    font-size: 1.45rem;
    font-weight: 600;
    line-height: 1;
}

.admin-brand-subtitle {
    color: var(--color-text-muted);
    font-size: 0.76rem;
    text-transform: uppercase;
    letter-spacing: 0.14em;
}

.admin-main {
    width: min(100% - 2rem, var(--container-xl));
    margin-inline: auto;
    padding-block: var(--space-12) var(--space-16);
}

.admin-grid {
    display: grid;
    grid-template-columns: minmax(14rem, 16rem) minmax(0, 1fr);
    gap: var(--space-8);
    align-items: start;
}

.admin-sidebar {
    display: grid;
    gap: var(--space-4);
    padding: var(--space-6);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    background: rgba(255, 255, 255, 0.02);
    transition:
        background var(--transition-base),
        border-color var(--transition-base);
}

.admin-content {
    display: grid;
    gap: var(--space-8);
}

.admin-nav-link {
    display: inline-flex;
    align-items: center;
    min-height: 2.7rem;
    padding: 0.65rem 0.9rem;
    border-radius: var(--radius-md);
    color: var(--color-text-soft);
    font-size: 0.9rem;
    font-weight: 500;
}

.admin-nav-link:hover,
.admin-nav-link.is-active {
    color: var(--color-text);
    background: rgba(255, 255, 255, 0.05);
}

/* ==========================================================================
   7. Login shell
   ========================================================================== */

.login-shell {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: var(--space-8);
}

.login-panel-wrap {
    width: min(100%, 30rem);
}

.login-brand {
    display: grid;
    gap: var(--space-3);
    margin-bottom: var(--space-6);
    text-align: center;
}

/* ==========================================================================
   8. Light mode shell refinements
   ========================================================================== */

html[data-theme="light"] .site-header {
    background: rgba(246, 241, 232, 0.82);
    border-bottom-color: rgba(20, 35, 52, 0.08);
}

html[data-theme="light"] .site-nav-link:hover,
html[data-theme="light"] .site-nav-link.is-active {
    background: rgba(20, 35, 52, 0.05);
}

html[data-theme="light"] [data-theme-toggle] {
    background: rgba(20, 35, 52, 0.03);
    border-color: rgba(179, 138, 75, 0.22);
    color: var(--color-text-soft);
}

html[data-theme="light"] [data-theme-toggle]:hover {
    background: rgba(20, 35, 52, 0.06);
    border-color: rgba(179, 138, 75, 0.34);
    color: var(--color-text);
}

html[data-theme="light"] .site-footer {
    background: rgba(239, 231, 218, 0.86);
    border-top-color: rgba(20, 35, 52, 0.08);
}

html[data-theme="light"] .site-footer-bottom {
    border-top-color: rgba(20, 35, 52, 0.08);
}

html[data-theme="light"] .hero-shell {
    background: rgba(255, 250, 243, 0.88);
    border-color: rgba(20, 35, 52, 0.08);
    box-shadow: 0 20px 60px rgba(34, 42, 52, 0.08);
}

html[data-theme="light"] .hero-panel {
    background: rgba(20, 35, 52, 0.03);
    border-color: rgba(20, 35, 52, 0.08);
}

html[data-theme="light"] .shell-panel,
html[data-theme="light"] .editorial-band {
    background: rgba(255, 250, 243, 0.88);
    border-color: rgba(20, 35, 52, 0.08);
    box-shadow: 0 18px 50px rgba(34, 42, 52, 0.08);
}

html[data-theme="light"] .admin-shell {
    background: linear-gradient(180deg, #f6f1e8 0%, #ebe3d7 100%);
}

html[data-theme="light"] .admin-header {
    background: rgba(246, 241, 232, 0.88);
    border-bottom-color: rgba(20, 35, 52, 0.08);
}

html[data-theme="light"] .admin-sidebar {
    background: rgba(255, 250, 243, 0.74);
    border-color: rgba(20, 35, 52, 0.08);
}

html[data-theme="light"] .admin-nav-link:hover,
html[data-theme="light"] .admin-nav-link.is-active {
    background: rgba(20, 35, 52, 0.05);
}

/* ==========================================================================
   9. Responsive shell adjustments
   ========================================================================== */

@media (max-width: 980px) {
    .site-footer-top,
    .admin-grid {
        grid-template-columns: 1fr;
    }

    .site-header-inner,
    .admin-header-inner {
        min-height: auto;
        padding-block: var(--space-4);
        align-items: flex-start;
        flex-direction: column;
    }

    .site-nav {
        margin-left: 0;
        justify-content: flex-start;
    }

    [data-theme-toggle] {
        margin-left: 0;
    }
}

@media (max-width: 760px) {
    .site-header-inner,
    .site-footer-inner,
    .admin-header-inner,
    .admin-main {
        width: min(100% - 1.25rem, var(--container-xl));
    }

    .site-nav {
        gap: var(--space-2);
    }

    .site-nav-link {
        padding-inline: 0.8rem;
        font-size: 0.88rem;
    }

    [data-theme-toggle] {
        min-height: 2.1rem;
        padding-inline: 0.7rem;
        font-size: 0.68rem;
    }

    .site-footer {
        padding-top: var(--space-12);
    }

    .shell-panel,
    .admin-sidebar,
    .editorial-band {
        padding: var(--space-6);
        border-radius: var(--radius-lg);
    }

    .hero-shell {
        padding: var(--space-8);
        border-radius: var(--radius-lg);
    }
}

/* ==========================================================================
   10. Admin shortcut components
   ========================================================================== */

.admin-identity-panel {
    display: grid;
}

.admin-identity-panel__user {
    display: grid;
    gap: var(--space-2);
}

.admin-shortcuts {
    display: grid;
    gap: var(--space-4);
}

.admin-shortcuts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(13rem, 1fr));
    gap: var(--space-4);
}

.admin-shortcut {
    display: grid;
    align-content: start;
    gap: var(--space-2);
    padding: var(--space-6);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    background: rgba(255, 255, 255, 0.02);
    color: var(--color-text-soft);
    text-decoration: none;
    transition:
        background var(--transition-fast),
        border-color var(--transition-fast),
        color var(--transition-fast);
}

.admin-shortcut:hover {
    background: rgba(255, 255, 255, 0.04);
    border-color: rgba(200, 164, 106, 0.2);
    color: var(--color-text);
}

.admin-shortcut--primary {
    padding: var(--space-8);
    background: rgba(200, 164, 106, 0.06);
    border-color: rgba(200, 164, 106, 0.18);
}

.admin-shortcut--primary:hover {
    background: rgba(200, 164, 106, 0.1);
    border-color: rgba(200, 164, 106, 0.28);
}

.admin-shortcut--muted {
    opacity: 0.62;
}

.admin-shortcut--muted:hover {
    opacity: 1;
}

.admin-shortcut__label {
    font-size: 0.96rem;
    font-weight: 600;
    color: var(--color-text);
    line-height: 1.3;
}

.admin-shortcut--primary .admin-shortcut__label {
    font-size: 1.05rem;
}

.admin-shortcut__hint {
    font-size: 0.84rem;
    color: var(--color-text-muted);
    line-height: 1.52;
}

/* Light mode */

html[data-theme="light"] .admin-shortcut {
    background: rgba(20, 35, 52, 0.025);
    border-color: rgba(20, 35, 52, 0.08);
}

html[data-theme="light"] .admin-shortcut:hover {
    background: rgba(20, 35, 52, 0.045);
    border-color: rgba(179, 138, 75, 0.2);
}

html[data-theme="light"] .admin-shortcut--primary {
    background: rgba(179, 138, 75, 0.07);
    border-color: rgba(179, 138, 75, 0.18);
}

html[data-theme="light"] .admin-shortcut--primary:hover {
    background: rgba(179, 138, 75, 0.12);
    border-color: rgba(179, 138, 75, 0.3);
}