/* =====================================================
   PREMIUM LUXURY HEADER — Modern Design
===================================================== */

.premium-header {
    background: linear-gradient(to bottom, #0d1a4e, #060e2c);
    padding: 20px var(--space-lg) 14px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 999;
    position: relative;

    /* Glassmorphism */
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);

    /* Entrance Animation */
    opacity: 0;
    transform: translateY(-20px);
    animation: headerSlideDown 0.8s cubic-bezier(0.4, 0, 0.2, 1) forwards;

    /* Shadow */
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

@keyframes headerSlideDown {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}


/* =====================================================
   LOGO SECTION — Enhanced Branding
===================================================== */
.logo-wrapper {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.logo img {
    height: 50px;
}

/* Logo Text */
.logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1.1;
}

.brand-name {
    color: var(--primary-gold);
    font-size: 20px;
    font-weight: var(--fw-extrabold);
    letter-spacing: 1.5px;
}

.brand-tagline {
    color: rgba(255, 255, 255, 0.85);
    font-size: 11px;
    letter-spacing: 3.5px;
    margin-top: 3px;
    font-weight: var(--fw-medium);
}


/* =====================================================
   NAVIGATION — Premium Hover Effects
===================================================== */
.navbar {
    display: flex;
    gap: 32px;
    align-items: center;
}

.navbar a {
    color: rgba(255, 255, 255, 0.9);
    font-weight: var(--fw-medium);
    font-size: var(--fs-sm);
    padding: 8px 14px;
    position: relative;
    transition: all var(--transition-base);
    letter-spacing: 0.5px;
}

/* Animated Gold Underline */
.navbar a::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    height: 2px;
    width: 0%;
    background: var(--primary-gold);
    transition: width var(--transition-base);
}

.navbar a:hover::after,
.navbar a.active::after {
    width: 100%;
}

/* Hover Text Effect */
.navbar a:hover {
    color: var(--primary-gold);
    transform: translateY(-2px);
}

.navbar a.active {
    color: var(--primary-gold);
}


/* =====================================================
   BOTTOM GOLD BAR — Luxury Accent
===================================================== */
.bottom-gold-bar {
    width: 100%;
    height: 3px;
    background: #f4b23a;
    position: absolute;
    bottom: 0;
    left: 0;
}


/* =====================================================
   MOBILE TOGGLE BUTTON
===================================================== */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 8px;
    transition: transform var(--transition-base);
}

.nav-toggle:hover {
    transform: scale(1.1);
}

.nav-toggle span {
    width: 28px;
    height: 3px;
    background: var(--primary-white);
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
}

.nav-toggle:hover span {
    background: var(--primary-gold);
}


/* =====================================================
   STICKY SCROLL EFFECT
===================================================== */
.premium-header.sticky {
    background: #050a27;
    padding: 14px var(--space-lg) 10px;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
    transition: all var(--transition-base);
}

.premium-header.sticky .logo img {
    height: 48px;
}


/* =====================================================
   MOBILE RESPONSIVE DESIGN
===================================================== */
@media (max-width: 900px) {
    .premium-header {
        padding: 18px var(--space-sm) 12px;
    }

    .logo-text {
        display: none;
    }

    .navbar {
        position: fixed;
        top: 76px;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: #060e2c;
        backdrop-filter: blur(20px);
        flex-direction: column;
        padding: var(--space-md) 0;
        gap: 0;
        box-shadow: -8px 0 32px rgba(0, 0, 0, 0.4);
        transition: right var(--transition-slow);
    }

    .navbar.open {
        right: 0;
    }

    .navbar a {
        width: 100%;
        padding: var(--space-xs) var(--space-md);
        border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    }

    .navbar a::after {
        left: 0;
        transform: none;
        height: 100%;
        width: 4px;
        background: var(--gradient-gold);
    }

    .navbar a:hover::after,
    .navbar a.active::after {
        width: 4px;
    }

    .nav-toggle {
        display: flex;
    }
}

@media (max-width: 600px) {
    .premium-header {
        padding: 16px var(--space-xs) 10px;
    }

    .logo img {
        height: 48px;
    }

    .navbar {
        width: 100%;
        top: 70px;
    }
}