/* ============================================
   MyDocstor - Premium Cyberpunk Navigation
   ============================================ */

/* Header Base */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border-bottom: 1px solid rgba(124, 58, 237, 0.1);
    transition: all 0.3s ease;
}

.site-header.scrolled {
    background: rgba(255, 255, 255, 0.9);
    border-bottom: 1px solid rgba(124, 58, 237, 0.2);
    box-shadow: 0 4px 30px rgba(124, 58, 237, 0.08);
}

/* Header Inner */
.header-inner {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
    height: 68px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
}

/* Logo */
.site-logo {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    text-decoration: none;
    flex-shrink: 0;
}

.logo-icon {
    width: 2rem;
    height: 2rem;
    background: linear-gradient(135deg, #7c3aed, #6d28d9);
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    padding: 0.35rem;
    box-shadow: 0 4px 12px rgba(124, 58, 237, 0.3);
}

.logo-text {
    font-size: 1.3rem;
    font-weight: 800;
    background: linear-gradient(135deg, #7c3aed, #6d28d9);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.02em;
}

/* Desktop Nav */
.desktop-nav {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

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

/* Nav Item */
.nav-item {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.5rem 0.875rem;
    font-size: 0.9rem;
    font-weight: 500;
    color: #475569;
    text-decoration: none;
    border-radius: 0.625rem;
    transition: all 0.2s ease;
    background: none;
    border: none;
    cursor: pointer;
    font-family: 'Inter', sans-serif;
    white-space: nowrap;
}

.nav-item:hover {
    color: #7c3aed;
    background: rgba(124, 58, 237, 0.06);
}

/* Dropdown Arrow */
.dropdown-arrow {
    width: 0.875rem;
    height: 0.875rem;
    transition: transform 0.3s ease;
}

.nav-dropdown-wrap:hover .dropdown-arrow {
    transform: rotate(180deg);
}

/* Dropdown Wrap */
.nav-dropdown-wrap {
    position: relative;
}

/* Dropdown */
.nav-dropdown {
    position: absolute;
    top: calc(100% + 0.75rem);
    left: 50%;
    transform: translateX(-50%) translateY(8px);
    width: 320px;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    pointer-events: none;
}

.nav-dropdown-wrap:hover .nav-dropdown,
.nav-dropdown.active {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
    pointer-events: all;
}

.dropdown-inner {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border: 1px solid rgba(124, 58, 237, 0.15);
    border-radius: 1.25rem;
    padding: 0.5rem;
    box-shadow: 0 20px 60px rgba(124, 58, 237, 0.15),
                0 8px 24px rgba(0, 0, 0, 0.08);
}

/* Dropdown Arrow Tip */
.dropdown-inner::before {
    content: '';
    position: absolute;
    top: -6px;
    left: 50%;
    transform: translateX(-50%);
    width: 12px;
    height: 12px;
    background: rgba(255, 255, 255, 0.95);
    border-left: 1px solid rgba(124, 58, 237, 0.15);
    border-top: 1px solid rgba(124, 58, 237, 0.15);
    rotate: 45deg;
}

/* Dropdown Item */
.dropdown-item {
    display: flex;
    align-items: center;
    gap: 0.875rem;
    padding: 0.75rem 0.875rem;
    border-radius: 0.875rem;
    text-decoration: none;
    transition: all 0.2s ease;
    color: #374151;
}

.dropdown-item:hover {
    background: rgba(124, 58, 237, 0.06);
    color: #7c3aed;
}

.dropdown-item strong {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: inherit;
    margin-bottom: 0.1rem;
}

.dropdown-item small {
    display: block;
    font-size: 0.75rem;
    color: #94a3b8;
    font-weight: 400;
}

.dropdown-item:hover small {
    color: #a78bfa;
}

/* Dropdown Item Icon */
.dropdown-item-icon {
    width: 2.25rem;
    height: 2.25rem;
    background: rgba(124, 58, 237, 0.08);
    border-radius: 0.625rem;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: all 0.2s ease;
    color: #7c3aed;
}

.dropdown-item-icon svg {
    width: 1.1rem;
    height: 1.1rem;
}

.dropdown-item:hover .dropdown-item-icon {
    background: linear-gradient(135deg, #7c3aed, #6d28d9);
    color: white;
    box-shadow: 0 4px 12px rgba(124, 58, 237, 0.3);
}

/* Nav Actions */
.nav-actions {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    flex-shrink: 0;
}

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

/* CTA Button */
.nav-cta {
    display: inline-flex;
    align-items: center;
    padding: 0.5rem 1.25rem;
    background: linear-gradient(135deg, #7c3aed, #6d28d9);
    color: white !important;
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: 0.625rem;
    text-decoration: none;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(124, 58, 237, 0.3);
    margin-left: 0.5rem;
    -webkit-text-fill-color: white !important;
}

.nav-cta:hover {
    box-shadow: 0 6px 25px rgba(124, 58, 237, 0.45);
    transform: translateY(-1px);
    background: linear-gradient(135deg, #6d28d9, #5b21b6);
}

/* Mobile Menu Button */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 0.5rem;
    background: none;
    border: none;
    cursor: pointer;
    border-radius: 0.5rem;
    transition: background 0.2s ease;
}

.mobile-menu-btn:hover {
    background: rgba(124, 58, 237, 0.06);
}

.mobile-menu-btn span {
    display: block;
    width: 22px;
    height: 2px;
    background: #475569;
    border-radius: 2px;
    transition: all 0.3s ease;
    transform-origin: center;
}

.mobile-menu-btn.active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.mobile-menu-btn.active span:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

.mobile-menu-btn.active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

@media (max-width: 768px) {
    .mobile-menu-btn {
        display: flex;
    }
}

/* Mobile Menu */
.mobile-menu {
    display: none;
    border-top: 1px solid rgba(124, 58, 237, 0.1);
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(24px);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.mobile-menu.active {
    display: block;
    max-height: 600px;
}

.mobile-menu-inner {
    padding: 1rem 1.5rem 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.mobile-nav-item {
    display: block;
    padding: 0.75rem 1rem;
    font-size: 0.95rem;
    font-weight: 500;
    color: #374151;
    text-decoration: none;
    border-radius: 0.75rem;
    transition: all 0.2s ease;
    background: none;
    border: none;
    cursor: pointer;
    font-family: 'Inter', sans-serif;
    text-align: left;
    width: 100%;
}

.mobile-nav-item:hover {
    color: #7c3aed;
    background: rgba(124, 58, 237, 0.06);
}

.mobile-tools-label {
    font-size: 0.7rem;
    font-weight: 700;
    color: #94a3b8;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    padding: 0.75rem 1rem 0.25rem;
}

.mobile-tool-item {
    padding-left: 1.5rem;
    font-size: 0.875rem;
    color: #475569;
}

.mobile-nav-divider {
    height: 1px;
    background: rgba(124, 58, 237, 0.1);
    margin: 0.5rem 0;
}

.mobile-nav-cta {
    display: block;
    text-align: center;
    padding: 0.875rem;
    background: linear-gradient(135deg, #7c3aed, #6d28d9);
    color: white;
    font-weight: 700;
    border-radius: 0.875rem;
    text-decoration: none;
    margin-top: 0.5rem;
    box-shadow: 0 4px 15px rgba(124, 58, 237, 0.3);
    transition: all 0.3s ease;
}

.mobile-nav-cta:hover {
    box-shadow: 0 6px 20px rgba(124, 58, 237, 0.4);
}