/* ===== PROFESSIONAL MOBILE NAV — shared across all pages ===== */
@media (max-width: 1024px) {
    /* Hamburger button */
    .nav-hamburger {
        width: 44px;
        height: 44px;
        border-radius: 12px;
        background: rgba(255,255,255,0.05);
        border: 1px solid rgba(255,255,255,0.1);
        backdrop-filter: blur(10px);
        -webkit-backdrop-filter: blur(10px);
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 5px;
        cursor: pointer;
        transition: all 0.3s ease;
    }
    .nav-hamburger:hover {
        background: rgba(139,92,246,0.15);
        border-color: rgba(139,92,246,0.3);
        transform: scale(1.05);
    }
    .nav-hamburger:active {
        transform: scale(0.95);
    }
    .nav-hamburger span {
        width: 20px;
        height: 2px;
        background: linear-gradient(90deg, #fff, rgba(255,255,255,0.7));
        border-radius: 2px;
        transition: all 0.3s ease;
        transform-origin: center;
    }
    /* Animate hamburger → X when overlay open */
    body:has(.nav-overlay.open) .nav-hamburger span:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
    }
    body:has(.nav-overlay.open) .nav-hamburger span:nth-child(2) {
        opacity: 0;
        transform: scaleX(0);
    }
    body:has(.nav-overlay.open) .nav-hamburger span:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg);
    }

    /* Overlay */
    .nav-overlay {
        background: rgba(26,36,33,0.98);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        justify-content: flex-end;
        padding: 0;
        opacity: 0;
        visibility: hidden;
        transition: opacity 0.35s ease, visibility 0.35s ease;
    }
    .nav-overlay.open {
        opacity: 1;
        visibility: visible;
    }
    .nav-overlay::before {
        content: '';
        position: absolute;
        inset: 0;
        background: linear-gradient(135deg, rgba(139,92,246,0.08) 0%, transparent 50%);
        pointer-events: none;
    }

    /* Slide-in panel */
    .nav-overlay-inner {
        width: 100%;
        max-width: 380px;
        height: 100vh;
        background: linear-gradient(180deg, rgba(30,41,38,0.97) 0%, rgba(26,36,33,0.99) 100%);
        border-left: 1px solid rgba(139,92,246,0.2);
        padding: 80px 2rem 2rem;
        align-items: flex-start;
        gap: 0.5rem;
        transform: translateX(100%);
        transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
        position: relative;
    }
    .nav-overlay.open .nav-overlay-inner {
        transform: translateX(0);
    }

    /* Brand label at top of panel */
    .nav-overlay-inner::before {
        position: absolute;
        top: 24px;
        left: 2rem;
        font-size: 1.1rem;
        font-weight: 800;
        background: linear-gradient(135deg, #8b5cf6 0%, #22d3ee 100%);
        -webkit-background-clip: text;
        background-clip: text;
        -webkit-text-fill-color: transparent;
        letter-spacing: -0.02em;
    }

    /* Menu items */
    .nav-overlay-inner a {
        font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif !important;
        font-size: 1.35rem;
        font-weight: 600;
        color: rgba(255,255,255,0.75);
        letter-spacing: -0.01em;
        padding: 1rem 0;
        width: 100%;
        border-bottom: 1px solid rgba(255,255,255,0.06);
        transition: all 0.25s ease;
        position: relative;
        text-align: left;
    }
    .nav-overlay-inner a:last-of-type {
        border-bottom: none;
    }
    .nav-overlay-inner a::before {
        content: '';
        position: absolute;
        left: -2rem;
        top: 50%;
        transform: translateY(-50%);
        width: 3px;
        height: 0;
        background: linear-gradient(180deg, #8b5cf6, #22d3ee);
        border-radius: 2px;
        transition: height 0.3s ease;
    }
    .nav-overlay-inner a:hover {
        color: #fff;
        padding-left: 0.5rem;
    }
    .nav-overlay-inner a:hover::before {
        height: 60%;
    }

    /* Active link in mobile menu */
    .nav-overlay-inner a.active {
        color: #fff !important;
        padding-left: 0.5rem;
    }
    .nav-overlay-inner a.active::before {
        height: 60% !important;
    }
    .nav-overlay-inner a.active::after {
        content: '';
        position: absolute;
        right: 0;
        top: 50%;
        transform: translateY(-50%);
        width: 6px;
        height: 6px;
        background: linear-gradient(135deg, #8b5cf6, #22d3ee);
        border-radius: 50%;
    }

    /* CTA button inside mobile menu */
    .nav-overlay-inner a.nav-cta-btn {
        background: linear-gradient(135deg, rgba(139,92,246,0.2), rgba(34,211,238,0.15)) !important;
        border: 1px solid rgba(139,92,246,0.4);
        border-radius: 12px;
        padding: 1rem 1.5rem !important;
        margin-top: 1rem;
        text-align: center;
        color: #fff !important;
        font-weight: 700;
    }
    .nav-overlay-inner a.nav-cta-btn:hover {
        background: linear-gradient(135deg, rgba(139,92,246,0.35), rgba(34,211,238,0.25)) !important;
        border-color: rgba(139,92,246,0.6);
        transform: translateY(-2px);
        box-shadow: 0 8px 30px rgba(139,92,246,0.25);
    }

    /* Hide the separate close button */
    .nav-overlay-close {
        display: none;
    }
}

/* Small mobile */
@media (max-width: 480px) {
    .nav-overlay-inner {
        max-width: 100%;
        padding: 80px 1.5rem 1.5rem;
    }
    .nav-overlay-inner a {
        font-size: 1.2rem;
        padding: 0.875rem 0;
    }
    .nav-hamburger {
        width: 40px;
        height: 40px;
    }
}