/* =========================================
   UNIFIED NAVIGATION & HEADER SYSTEM v4.0
   Konsistensi Navbar Semua Halaman
   ========================================= */

/* ─── NAVBAR GLOBAL ─── */
.navbar-unified {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: linear-gradient(135deg, rgba(4, 4, 10, 0.98), rgba(6, 6, 18, 0.95));
    border-bottom: 1px solid rgba(168, 85, 247, 0.12);
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    padding: 14px 24px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    animation: slideInDown 0.6s ease-out;
}

.navbar-content {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
}

/* Navbar Logo */
.navbar-logo {
    font-family: var(--font-display);
    font-size: 18px;
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: 2px;
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
}

.navbar-logo:hover {
    color: var(--primary);
    transform: scale(1.05);
}

.navbar-logo-icon {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    color: white;
    font-size: 18px;
    box-shadow: 0 4px 12px rgba(168, 85, 247, 0.3);
}

/* Navigation Menu */
.navbar-menu {
    display: flex;
    gap: 8px;
    list-style: none;
    align-items: center;
}

@media (max-width: 768px) {
    .navbar-menu {
        display: none;
    }
}

.navbar-item {
    position: relative;
    padding: 8px 16px;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.3s ease;
    border-radius: 8px;
    font-size: 13px;
    font-weight: 500;
    letter-spacing: 0.3px;
    white-space: nowrap;
}

.navbar-item::after {
    content: '';
    position: absolute;
    bottom: 4px;
    left: 16px;
    right: 16px;
    height: 2px;
    background: linear-gradient(90deg, var(--primary), var(--tertiary));
    transform: scaleX(0);
    transform-origin: center;
    transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
    border-radius: 1px;
}

.navbar-item:hover {
    color: var(--primary);
    background: rgba(168, 85, 247, 0.08);
}

.navbar-item:hover::after {
    transform: scaleX(1);
}

.navbar-item.active {
    color: var(--primary);
    background: rgba(168, 85, 247, 0.12);
}

.navbar-item.active::after {
    transform: scaleX(1);
}

/* Action Buttons */
.navbar-actions {
    display: flex;
    gap: 12px;
    align-items: center;
}

.navbar-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background: rgba(168, 85, 247, 0.1);
    border: 1px solid rgba(168, 85, 247, 0.2);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 16px;
}

.navbar-btn:hover {
    background: rgba(168, 85, 247, 0.2);
    color: var(--primary);
    border-color: var(--primary);
    box-shadow: 0 0 15px rgba(168, 85, 247, 0.2);
}

.navbar-btn.active {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
    box-shadow: 0 0 20px rgba(168, 85, 247, 0.4);
}

/* Mobile Menu Button */
.navbar-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

.navbar-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-secondary);
    border-radius: 2px;
    transition: all 0.3s ease;
}

@media (max-width: 768px) {
    .navbar-toggle {
        display: flex;
    }
}

/* Breadcrumb Navigation */
.breadcrumb-nav {
    display: flex;
    gap: 8px;
    align-items: center;
    padding: 12px 24px;
    background: rgba(168, 85, 247, 0.04);
    border-bottom: 1px solid rgba(168, 85, 247, 0.08);
    font-size: 12px;
    font-family: var(--font-mono);
    color: var(--text-muted);
    letter-spacing: 0.5px;
}

.breadcrumb-nav a {
    color: var(--primary);
    transition: all 0.3s ease;
}

.breadcrumb-nav a:hover {
    color: var(--tertiary);
}

.breadcrumb-separator {
    color: var(--text-muted);
    opacity: 0.6;
}

.breadcrumb-current {
    color: var(--text-secondary);
    font-weight: 500;
}

/* ─── PAGE TITLE BAR ─── */
.page-header {
    background: linear-gradient(135deg, rgba(4, 4, 10, 0.95), rgba(6, 6, 18, 0.9));
    border-bottom: 1px solid rgba(168, 85, 247, 0.12);
    padding: 40px 24px;
    margin-bottom: 40px;
    animation: slideInDown 0.6s ease-out;
}

.page-header-content {
    max-width: 1400px;
    margin: 0 auto;
}

.page-title {
    font-size: clamp(28px, 5vw, 44px);
    font-weight: 800;
    font-family: var(--font-display);
    color: var(--text-primary);
    margin-bottom: 12px;
    letter-spacing: 1px;
}

.page-title.gradient {
    background: linear-gradient(135deg, var(--primary), var(--tertiary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.page-subtitle {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
    max-width: 600px;
}

/* ─── BREADCRUMB WITH STYLING ─── */
.breadcrumb {
    display: flex;
    gap: 8px;
    align-items: center;
    margin-bottom: 20px;
    font-size: 12px;
    font-family: var(--font-mono);
    color: var(--text-muted);
}

.breadcrumb-item {
    display: flex;
    align-items: center;
    gap: 8px;
}

.breadcrumb-item a {
    color: var(--primary-light);
    transition: color 0.3s ease;
    text-decoration: none;
}

.breadcrumb-item a:hover {
    color: var(--tertiary);
}

.breadcrumb-icon {
    opacity: 0.5;
}

/* ─── MOBILE RESPONSIVE ─── */
@media (max-width: 1024px) {
    .navbar-content {
        gap: 16px;
    }

    .navbar-item {
        padding: 6px 12px;
        font-size: 12px;
    }

    .page-header {
        padding: 32px 16px;
        margin-bottom: 32px;
    }

    .page-title {
        font-size: clamp(24px, 4vw, 36px);
    }
}

@media (max-width: 640px) {
    .navbar-unified {
        padding: 12px 16px;
    }

    .navbar-content {
        flex-direction: column;
        gap: 12px;
    }

    .navbar-menu {
        width: 100%;
        justify-content: center;
        flex-wrap: wrap;
    }

    .navbar-logo {
        font-size: 16px;
    }

    .navbar-logo-icon {
        width: 32px;
        height: 32px;
        font-size: 16px;
    }

    .page-header {
        padding: 24px 16px;
        margin-bottom: 24px;
    }

    .page-title {
        font-size: 22px;
        margin-bottom: 8px;
    }

    .page-subtitle {
        font-size: 13px;
    }
}

/* ─── ANIMATIONS ─── */
@keyframes slideInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ─── STICKY HEADER SHADOW ─── */
.navbar-unified.scrolled {
    box-shadow: 0 12px 40px rgba(168, 85, 247, 0.1);
    background: linear-gradient(135deg, rgba(4, 4, 10, 0.99), rgba(6, 6, 18, 0.98));
}

/* ─── THEME VARIATIONS ─── */
[data-theme="light"] .navbar-unified {
    background: linear-gradient(135deg, rgba(240, 240, 248, 0.98), rgba(255, 255, 255, 0.95));
}

[data-theme="light"] .page-header {
    background: linear-gradient(135deg, rgba(240, 240, 248, 0.95), rgba(255, 255, 255, 0.9));
}