/* --- VIVA OS UI Styles --- */

/* Director IA Overlay */
#director-ia-overlay {
    position: fixed;
    inset: 0;
    z-index: 20000;
    background: #000;
    display: none;
    opacity: 0;
    transition: opacity 0.5s ease;
}

#director-ia-overlay.active {
    opacity: 1;
}

.ia-main-flex {
    display: flex;
    flex-direction: column;
    flex: 1;
    overflow: hidden;
    padding-top: 40px;
}

@media (min-width: 1280px) {
    .ia-main-flex {
        flex-direction: row;
        padding-top: 0;
    }
}

.ia-sidebar-overlay {
    position: fixed !important;
    inset: 0 !important;
    z-index: 100 !important;
    display: none !important;
    flex-direction: column !important;
    background: rgba(0, 0, 0, 0.98) !important;
    padding: 100px 30px !important;
    width: 100% !important;
    height: 100% !important;
}

.ia-sidebar-overlay.active {
    display: flex !important;
}

@media (min-width: 1280px) {
    .ia-sidebar-overlay {
        position: static !important;
        display: flex !important;
        width: 220px !important;
        padding: 15px !important;
        background: #06060d !important;
    }
}

/* VIVA Portal Modal */
#viva-portal-modal {
    display: none;
    position: fixed;
    top: 50%;
    left: 50%;
    width: 380px;
    margin-left: -190px;
    height: 420px;
    margin-top: -210px;
    z-index: 100002;
    padding: 40px;
    background: rgba(5, 7, 12, 0.98);
    backdrop-filter: blur(25px);
    border: 1px solid rgba(212, 175, 55, 0.4);
    border-radius: 25px;
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.8);
    text-align: center;
    box-sizing: border-box;
    transition: none !important;
    animation: none !important;
}

#viva-portal-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.9);
    z-index: 100001;
    backdrop-filter: blur(10px);
}

/* IA Mood Chip */
.ia-mood-chip {
    padding: 3px 8px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.07);
    border-radius: 20px;
    font-size: 0.42rem;
    color: #a0b4c8;
    text-transform: uppercase;
    cursor: pointer;
    transition: all 0.3s;
}

.ia-type-btn {
    padding: 9px 4px;
    border-radius: 10px;
    border: 1px solid rgba(255, 255, 255, 0.06);
    background: rgba(255, 255, 255, 0.03);
    color: #a0b4c8;
    font-size: 0.45rem;
    text-transform: uppercase;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    transition: all 0.3s;
}

/* Scrollbar for IA sidebars */
.ia-sidebar-overlay::-webkit-scrollbar {
    width: 3px;
}

.ia-sidebar-overlay::-webkit-scrollbar-track {
    background: transparent;
}

.ia-sidebar-overlay::-webkit-scrollbar-thumb {
    background: rgba(212, 175, 55, 0.2);
    border-radius: 10px;
}

/* Essential nav and button layer copied from styles.css and adapted for VIVA OS */
#navbar {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 2000;
    padding: 20px 0;
    background: transparent;
    transition: var(--transition, all 0.3s ease);
}

#navbar.scroll-shadow {
    background: rgba(5, 5, 5, 0.85);
    backdrop-filter: blur(15px);
    border-bottom: 1px solid rgba(212, 175, 55, 0.1);
    padding: 12px 0;
}

.nav-content {
    max-width: 1300px;
    margin: 0 auto;
    padding: 0 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-links {
    display: flex;
    gap: 40px;
    align-items: center;
}

.nav-link,
nav a,
.nav-links a {
    color: #fff;
    text-decoration: none;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 2.5px;
    font-weight: 500;
    position: relative;
    padding: 8px 0;
    transition: var(--transition, all 0.3s ease);
    display: inline-flex !important;
    z-index: 9999 !important;
    opacity: 1 !important;
    visibility: visible !important;
}

.nav-link::after,
.nav-links a::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--accent-gold, #d4af37);
    transition: var(--transition, all 0.3s ease);
}

.nav-link:hover,
.nav-links a:hover,
.nav-link.active,
.nav-links a.active {
    color: var(--accent-gold, #d4af37);
}

.nav-link:hover::after,
.nav-links a:hover::after,
.nav-link.active::after,
.nav-links a.active::after {
    width: 100%;
}

.btn,
.button,
a.btn,
a.button,
button.btn,
button.button,
.btn-gold,
.btn-outline,
a[class*="btn"],
button[class*="btn"] {
    display: inline-flex !important;
    align-items: center;
    justify-content: center;
    gap: 12px;
    position: relative !important;
    z-index: 9999 !important;
    opacity: 1 !important;
    visibility: visible !important;
    color: var(--accent-gold, #d4af37) !important;
    background: rgba(8, 10, 16, 0.9) !important;
    border: 1px solid rgba(212, 175, 55, 0.45);
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition, all 0.3s ease);
}

.btn:hover,
.button:hover,
a.btn:hover,
a.button:hover,
button.btn:hover,
button.button:hover,
.btn-gold:hover,
.btn-outline:hover,
a[class*="btn"]:hover,
button[class*="btn"]:hover {
    color: var(--accent-gold, #d4af37) !important;
    border-color: rgba(212, 175, 55, 0.8);
    box-shadow: 0 10px 24px rgba(212, 175, 55, 0.24);
    transform: translateY(-2px);
}

/* --- Cinematic Background System --- */
.viva-bg-cinematic {
    position: fixed;
    inset: 0;
    z-index: -1;
    background: radial-gradient(circle at 50% 50%, #050b14 0%, #000 100%);
    overflow: hidden;
    pointer-events: none;
}

.viva_bg_cinematic .orb,
.viva-bg-cinematic .orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.1;
    animation: orb-float 20s infinite alternate ease-in-out;
}

@keyframes orb-float {
    0% { transform: translate(0, 0) scale(1); }
    100% { transform: translate(-100px, 50px) scale(1.2); }
}