/* ==========================================================================
   VIUCraft Public Layout — Navbar, Footer
   ========================================================================== */

/* ---------- Public navbar ---------- */
.navbar-public {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-navbar);
    display: block;
    padding: 0;
    transition: background var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
    border-bottom: 1px solid transparent;
}
.navbar-public.scrolled,
.navbar-public:not(.navbar-transparent) {
    background: rgba(255, 255, 255, 0.82);
    backdrop-filter: saturate(180%) blur(16px);
    -webkit-backdrop-filter: saturate(180%) blur(16px);
    border-bottom-color: var(--border-default);
    box-shadow: 0 1px 0 rgba(15, 23, 42, 0.04), 0 8px 24px -16px rgba(15, 23, 42, 0.3);
}
[data-theme="dark"] .navbar-public.scrolled,
[data-theme="dark"] .navbar-public:not(.navbar-transparent) {
    background: rgba(13, 13, 24, 0.82);
    border-bottom-color: rgba(255, 255, 255, 0.08);
    box-shadow: 0 1px 0 rgba(255, 255, 255, 0.03), 0 8px 24px -16px rgba(0, 0, 0, 0.6);
}

.navbar-public .container-wide {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding-top: 0.85rem;
    padding-bottom: 0.85rem;
}

.navbar-public .navbar-brand {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-weight: 700;
    font-size: 1.2rem;
    letter-spacing: -0.02em;
    color: #fff;
    text-decoration: none;
}
.navbar-public.scrolled .navbar-brand,
.navbar-public:not(.navbar-transparent) .navbar-brand { color: var(--text-main); }
[data-theme="dark"] .navbar-public.scrolled .navbar-brand,
[data-theme="dark"] .navbar-public:not(.navbar-transparent) .navbar-brand { color: #fff; }

.navbar-public .logo-icon {
    width: 34px;
    height: 34px;
    display: grid;
    place-items: center;
    border-radius: 9px;
    background: var(--vc-grad-brand);
    color: #fff;
    font-size: 0.95rem;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.45);
}

.navbar-public .navbar-nav {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 0.35rem;
    list-style: none;
    margin: 0 auto;
    padding: 0;
}

.navbar-public .auth-buttons .btn {
    white-space: nowrap;
}

.navbar-public .navbar-nav .nav-link {
    display: block;
    padding: 0.45rem 0.9rem;
    border-radius: 8px;
    font-size: 0.925rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.72);
    transition: color var(--transition-fast), background var(--transition-fast);
}
.navbar-public .navbar-nav .nav-link:hover {
    color: #fff;
    background: rgba(255, 255, 255, 0.08);
}
.navbar-public.scrolled .navbar-nav .nav-link,
.navbar-public:not(.navbar-transparent) .navbar-nav .nav-link {
    color: var(--text-muted);
}
.navbar-public.scrolled .navbar-nav .nav-link:hover,
.navbar-public:not(.navbar-transparent) .navbar-nav .nav-link:hover {
    color: var(--text-main);
    background: rgba(15, 23, 42, 0.05);
}
[data-theme="dark"] .navbar-public.scrolled .navbar-nav .nav-link,
[data-theme="dark"] .navbar-public:not(.navbar-transparent) .navbar-nav .nav-link { color: rgba(255, 255, 255, 0.72); }
[data-theme="dark"] .navbar-public.scrolled .navbar-nav .nav-link:hover,
[data-theme="dark"] .navbar-public:not(.navbar-transparent) .navbar-nav .nav-link:hover { color: #fff; background: rgba(255, 255, 255, 0.08); }

.auth-buttons {
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.navbar-public .btn-outline-dark {
    border: 1px solid rgba(255, 255, 255, 0.22);
    color: #fff;
    background: transparent;
    padding: 0.6rem 1.15rem;
    border-radius: 9px;
    font-weight: 500;
    font-size: 0.9rem;
    transition: background var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
}
.navbar-public .btn-outline-dark:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.4);
}
.navbar-public.scrolled .btn-outline-dark,
.navbar-public:not(.navbar-transparent) .btn-outline-dark {
    border-color: var(--border-default);
    color: var(--text-main);
}
.navbar-public.scrolled .btn-outline-dark:hover,
.navbar-public:not(.navbar-transparent) .btn-outline-dark:hover {
    background: var(--neutral-100);
    border-color: var(--border-default);
}
[data-theme="dark"] .navbar-public.scrolled .btn-outline-dark,
[data-theme="dark"] .navbar-public:not(.navbar-transparent) .btn-outline-dark { border-color: rgba(255, 255, 255, 0.22); color: #fff; }
[data-theme="dark"] .navbar-public.scrolled .btn-outline-dark:hover,
[data-theme="dark"] .navbar-public:not(.navbar-transparent) .btn-outline-dark:hover { background: rgba(255, 255, 255, 0.1); border-color: rgba(255, 255, 255, 0.4); }

.navbar-public .btn-primary {
    background: #fff;
    color: var(--vc-ink, #1e1b4b);
    border: none;
    padding: 0.6rem 1.25rem;
    border-radius: 9px;
    font-weight: 600;
    font-size: 0.9rem;
    box-shadow: none;
    transition: background var(--transition-fast);
}
.navbar-public .btn-primary:hover {
    background: #f1f5f9;
}
.navbar-public .btn-primary:active,
.navbar-public .btn-primary:focus {
    background: #e2e8f0;
    color: var(--vc-ink, #1e1b4b);
}
.navbar-public.scrolled .btn-primary,
.navbar-public:not(.navbar-transparent) .btn-primary {
    background: var(--primary-blue);
    color: #fff;
    box-shadow: 0 4px 14px 0 rgba(37, 99, 235, 0.4);
}
.navbar-public.scrolled .btn-primary:hover,
.navbar-public:not(.navbar-transparent) .btn-primary:hover {
    background: #1d4ed8;
}
[data-theme="dark"] .navbar-public.scrolled .btn-primary,
[data-theme="dark"] .navbar-public:not(.navbar-transparent) .btn-primary { background: var(--primary-blue); color: #fff; box-shadow: 0 4px 14px 0 rgba(37, 99, 235, 0.4); }
[data-theme="dark"] .navbar-public.scrolled .btn-primary:hover,
[data-theme="dark"] .navbar-public:not(.navbar-transparent) .btn-primary:hover { background: #1d4ed8; }

/* ---------- Theme toggle ---------- */
.theme-toggle {
    display: grid;
    place-items: center;
    width: 38px;
    height: 38px;
    border-radius: 9px;
    border: 1px solid rgba(255, 255, 255, 0.18);
    background: rgba(255, 255, 255, 0.05);
    color: #fff;
    font-size: 0.95rem;
    cursor: pointer;
    transition: background var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
}
.theme-toggle:hover {
    background: rgba(255, 255, 255, 0.12);
    border-color: rgba(255, 255, 255, 0.35);
}
.navbar-public.scrolled .theme-toggle,
.navbar-public:not(.navbar-transparent) .theme-toggle {
    border-color: var(--border-default);
    color: var(--text-main);
    background: transparent;
}
.navbar-public.scrolled .theme-toggle:hover,
.navbar-public:not(.navbar-transparent) .theme-toggle:hover {
    background: var(--neutral-100);
}
[data-theme="dark"] .navbar-public.scrolled .theme-toggle,
[data-theme="dark"] .navbar-public:not(.navbar-transparent) .theme-toggle {
    color: #f1f5f9;
    border-color: rgba(255, 255, 255, 0.16);
}
[data-theme="dark"] .navbar-public.scrolled .theme-toggle:hover,
[data-theme="dark"] .navbar-public:not(.navbar-transparent) .theme-toggle:hover {
    background: rgba(255, 255, 255, 0.08);
}

/* ---------- Mobile menu button (hidden on desktop) ---------- */
.mobile-menu-btn {
    display: none;
    place-items: center;
    width: 40px;
    height: 40px;
    border-radius: 9px;
    border: 1px solid rgba(255, 255, 255, 0.18);
    background: rgba(255, 255, 255, 0.05);
    color: #fff;
    font-size: 1rem;
    cursor: pointer;
    transition: background var(--transition-fast), border-color var(--transition-fast);
}
.mobile-menu-btn:hover {
    background: rgba(255, 255, 255, 0.12);
    border-color: rgba(255, 255, 255, 0.35);
}
.navbar-public.scrolled .mobile-menu-btn,
.navbar-public:not(.navbar-transparent) .mobile-menu-btn {
    border-color: var(--border-default);
    color: var(--text-main);
    background: transparent;
}
[data-theme="dark"] .navbar-public.scrolled .mobile-menu-btn,
[data-theme="dark"] .navbar-public:not(.navbar-transparent) .mobile-menu-btn {
    color: #f1f5f9;
    border-color: rgba(255, 255, 255, 0.16);
}

/* ---------- Mobile bottom sheet ---------- */
.mobile-sheet-backdrop {
    position: fixed;
    inset: 0;
    z-index: 999;
    background: rgba(0, 0, 0, 0.5);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-base);
}
.mobile-sheet-backdrop.open {
    opacity: 1;
    pointer-events: auto;
}
.mobile-sheet {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: var(--bg-surface, #fff);
    border-radius: 20px 20px 0 0;
    padding: 0.75rem 1.5rem 2rem;
    transform: translateY(calc(100% + 2rem));
    transition: transform var(--transition-base);
    box-shadow: 0 -8px 32px rgba(0, 0, 0, 0.15);
    visibility: hidden;
}
[data-theme="dark"] .mobile-sheet {
    background: #14141f;
    box-shadow: 0 -8px 32px rgba(0, 0, 0, 0.5);
}
.mobile-sheet.open {
    transform: translateY(0);
    visibility: visible;
}
.mobile-sheet-handle {
    width: 36px;
    height: 4px;
    border-radius: 2px;
    background: rgba(128, 128, 128, 0.3);
    margin: 0 auto 1.25rem;
}
.mobile-sheet-nav {
    list-style: none;
    padding: 0;
    margin: 0 0 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}
.mobile-sheet-nav li a {
    display: block;
    padding: 0.85rem 1rem;
    border-radius: 10px;
    font-size: 1.05rem;
    font-weight: 500;
    color: var(--text-main, #0f172a);
    text-decoration: none;
    transition: background var(--transition-fast);
}
[data-theme="dark"] .mobile-sheet-nav li a {
    color: #f1f5f9;
}
.mobile-sheet-nav li a:hover {
    background: rgba(14, 165, 233, 0.08);
}
.mobile-sheet-auth {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border-default, rgba(15, 23, 42, 0.1));
}
[data-theme="dark"] .mobile-sheet-auth {
    border-top-color: rgba(255, 255, 255, 0.08);
}
.mobile-sheet-auth .btn {
    width: 100%;
    text-align: center;
    padding: 0.75rem;
    border-radius: 10px;
    font-weight: 600;
    font-size: 0.95rem;
}
.mobile-sheet-auth .btn-outline-dark {
    border: 1px solid var(--border-default, rgba(15, 23, 42, 0.1));
    color: var(--text-main, #0f172a);
    background: transparent;
}
[data-theme="dark"] .mobile-sheet-auth .btn-outline-dark {
    border-color: rgba(255, 255, 255, 0.16);
    color: #f1f5f9;
}
.mobile-sheet-auth .btn-primary {
    background: var(--vc-grad-brand, #2563eb);
    color: #fff;
    border: none;
    box-shadow: 0 4px 14px rgba(37, 99, 235, 0.4);
}

/* ---------- Mobile navbar ---------- */
@media (max-width: 860px) {
    .navbar-public .navbar-nav { display: none; }
    .auth-buttons { margin-left: auto; }
    .auth-buttons .btn-outline-dark { display: none; }
    .auth-buttons .btn-primary { display: none; }
    .mobile-menu-btn { display: grid; }
}

/* ---------- Public footer ---------- */
.footer-public {
    background: var(--vc-ink, #07070e);
    color: rgba(255, 255, 255, 0.65);
    padding: 4rem 0 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.footer-public .row {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 2.5rem;
}

.footer-public .row > [class*="col"] {
    width: auto;
    max-width: none;
    flex: none;
    padding: 0;
    margin: 0;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-weight: 700;
    font-size: 1.15rem;
    color: #fff;
    margin-bottom: 1rem;
}

.footer-brand .logo-icon {
    width: 34px;
    height: 34px;
    display: grid;
    place-items: center;
    background: var(--vc-grad-brand);
    border-radius: 9px;
    color: #fff;
}

.footer-tagline {
    font-size: 0.9rem;
    line-height: 1.7;
    max-width: 320px;
    color: rgba(255, 255, 255, 0.5);
}

.footer-public h6 {
    color: #fff;
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin: 0 0 1.1rem;
}

.footer-public ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 0.7rem;
}

.footer-public ul a {
    color: rgba(255, 255, 255, 0.55);
    font-size: 0.9rem;
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer-public ul a:hover {
    color: #fff;
}

.footer-bottom {
    margin-top: 3.5rem;
    padding-top: 1.75rem;
    border-top: 1px solid rgba(255, 255, 255, 0.07);
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.4);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-bottom p {
    margin: 0;
}

.footer-social {
    display: flex;
    gap: 1.25rem;
}

.footer-social a {
    color: rgba(255, 255, 255, 0.4);
    font-size: 1.25rem;
    transition: color var(--transition-fast), transform var(--transition-fast);
    text-decoration: none;
}

.footer-social a:hover {
    color: #fff;
    transform: translateY(-2px);
}

@media (max-width: 768px) {
    .footer-public .row {
        grid-template-columns: 1fr 1fr;
    }
}

/* ---------- Auth page wrapper ---------- */
.auth-page {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background: var(--bg-surface-subtle);
}

.auth-page main {
    flex: 1;
    display: flex;
    flex-direction: column;
}

/* ---------- Full-bleed layout reset ---------- */
.container-fluid {
    padding-left: 0;
    padding-right: 0;
}

.row {
    margin-left: 0;
    margin-right: 0;
}

[class*="col"] {
    padding-left: 0;
    padding-right: 0;
}