/* ==========================================================================
   HEADER NAVIGATION BAR (UPGRADED)
   ========================================================================== */

:root {
    --nav-bg: rgba(15, 23, 42, 0.90);
    --nav-height: 82px;
    --nav-border: rgba(255, 255, 255, 0.08);
    --accent-color: #FFC107;
    --brand-gradient: linear-gradient(135deg, #7C3AED, #A855F7);
    --text-primary: #FFFFFF;
    --text-muted: #BFC8D8;
    --transition-fast: 0.3s ease;
}

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--nav-height);
    background: var(--nav-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    z-index: 9999;
    border-bottom: 1px solid var(--nav-border);
    transition: background var(--transition-fast);
}

.nav-container {
    max-width: 1320px;
    width: 100%;
    margin: 0 auto;
    height: 100%;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    box-sizing: border-box;
}

/* ================= Logo ================= */

.logo {
    display: flex;
    align-items: center;
    gap: 14px;
    flex-shrink: 0;
    text-decoration: none;
    cursor: pointer;
}

.logo-t {
    width: 46px;
    height: 46px;
    border-radius: 12px;
    display: flex;
    justify-content: center;
    align-items: center;
    background: var(--brand-gradient);
    color: var(--text-primary);
    font-size: 20px;
    font-weight: 700;
    box-shadow: 0 4px 12px rgba(124, 58, 237, 0.3);
    transition: transform var(--transition-fast);
}

.logo:hover .logo-t {
    transform: scale(1.05);
}

.logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}

.logo-text strong {
    color: var(--text-primary);
    font-size: 24px;
    font-weight: 700;
    white-space: nowrap;
    letter-spacing: -0.5px;
}

.logo-text span {
    color: var(--text-muted);
    font-size: 12px;
    font-weight: 500;
    white-space: nowrap;
    letter-spacing: 0.5px;
}

/* ================= Menu ================= */

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-links a {
    color: var(--text-primary);
    text-decoration: none;
    font-size: 15px;
    font-weight: 600;
    position: relative;
    padding: 6px 0;
    transition: color var(--transition-fast);
}

.nav-links a::after {
    content: "";
    position: absolute;
    left: 50%;
    bottom: -2px;
    width: 0;
    height: 2px;
    background: var(--accent-color);
    border-radius: 2px;
    transition: width var(--transition-fast), left var(--transition-fast);
}

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

.nav-links a:hover::after,
.nav-links a.active::after {
    width: 100%;
    left: 0;
}

/* ================= Right Side Actions ================= */

.nav-right {
    display: flex;
    align-items: center;
    gap: 20px;
}

.direct-mail {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 600;
    font-size: 15px;
    transition: color var(--transition-fast);
}

.direct-mail:hover {
    color: var(--accent-color);
}

.nav-btn {
    padding: 10px 20px;
    border-radius: 10px;
    background: var(--brand-gradient);
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
    transition: opacity var(--transition-fast), transform var(--transition-fast);
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.nav-btn:hover {
    opacity: 0.95;
    transform: translateY(-1px);
}

/* ================= Mobile Toggle ================= */

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    cursor: pointer;
    background: none;
    border: none;
    padding: 4px;
}

.mobile-toggle span {
    width: 26px;
    height: 2px;
    background-color: var(--text-primary);
    border-radius: 2px;
    transition: transform var(--transition-fast), opacity var(--transition-fast);
}

/* ================= Responsive Rules ================= */

@media (max-width: 992px) {
    .mobile-toggle {
        display: flex;
    }

    .nav-links {
        position: fixed;
        top: var(--nav-height);
        left: 0;
        width: 100%;
        height: calc(100vh - var(--nav-height));
        background: rgba(15, 23, 42, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        justify-content: center;
        gap: 28px;
        transform: translateY(-100%);
        opacity: 0;
        pointer-events: none;
        transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.3s ease;
    }

    .nav-links.active {
        transform: translateY(0);
        opacity: 1;
        pointer-events: all;
    }

    .nav-links a {
        font-size: 18px;
    }

    .nav-right {
        display: none; /* Can be toggle-enabled or moved inside nav-links menu for mobile */
    }
}