/* ===========================================
   GLOBAL RESET
=========================================== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    font-family: 'Inter', ui-sans-serif, system-ui, -apple-system, sans-serif;
}

/* ===========================================
   NAVBAR ROOT — Floating Pill
=========================================== */
.nav-root {
    position: fixed;
    top: 14px;
    left: 50%;
    transform: translateX(-50%);
    width: min(80%, 1100px);
    z-index: 900;
    /* White crystal glass */
    background: rgba(255, 255, 255, 0.78);
    backdrop-filter: blur(22px) saturate(180%);
    -webkit-backdrop-filter: blur(22px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.9);
    border-radius: 9999px;
    box-shadow:
        0 4px 24px rgba(0, 0, 0, 0.10),
        0 1px 0 rgba(255, 255, 255, 0.95) inset,
        0 0 0 0.5px rgba(0, 0, 0, 0.06);
    transition: background 0.35s ease, box-shadow 0.35s ease, top 0.35s ease;
}

.nav-root.nav-scrolled {
    background: rgba(255, 255, 255, 0.94);
    box-shadow:
        0 8px 40px rgba(0, 0, 0, 0.14),
        0 1px 0 rgba(255, 255, 255, 1) inset;
    top: 10px;
}

.nav-wrap {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 62px;
    padding: 0 1.5rem;
    gap: 1rem;
}

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

.nav-logo-img {
    height: 58px;
    width: auto;
    object-fit: contain;
}

@media (max-width: 768px) {
    .nav-logo-img { height: 48px; }
}

.nav-logo-text {
    font-size: 1.05rem;
    font-weight: 700;
    color: #ffffff;
    letter-spacing: -0.02em;
    white-space: nowrap;
}

.nav-logo-text em {
    font-style: normal;
    color: #38bdf8;
}

/* ===========================================
   DESKTOP NAV
=========================================== */
.nav-desktop {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

/* Nav links centered between logo and edge */
.nav-desktop--right {
    margin-left: auto;
    margin-right: auto;
}

.nav-link {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    padding: 0.42rem 0.8rem;
    font-size: 0.875rem;
    font-weight: 600;
    color: #374151;
    text-decoration: none;
    border-radius: 8px;
    background: none;
    border: none;
    cursor: pointer;
    transition: color 0.25s ease, background 0.25s ease;
    white-space: nowrap;
    letter-spacing: 0.01em;
    overflow: hidden;
}

/* Radial glow spot — unique color per item via CSS var */
.nav-link::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 8px;
    background: radial-gradient(circle at 50% 50%, var(--glow, rgba(255,255,255,0.08)) 0%, transparent 70%);
    opacity: 0;
    transform: scale(0.7);
    transition: opacity 0.3s ease, transform 0.3s ease;
    pointer-events: none;
}

.nav-link:hover::before,
.has-dropdown.open > .nav-link::before {
    opacity: 1;
    transform: scale(1.4);
}

.nav-link:hover,
.has-dropdown.open > .nav-link {
    color: var(--glow-text, #1e3a5f);
    background: rgba(0, 0, 0, 0.04);
}

.nav-chevron {
    transition: transform 0.3s ease;
    opacity: 0.65;
    flex-shrink: 0;
}

.has-dropdown.open .nav-chevron {
    transform: rotate(180deg);
    opacity: 1;
}

/* ===========================================
   DROPDOWN BASE
=========================================== */
.nav-item {
    position: relative;
}

.nav-dropdown {
    position: absolute;
    top: calc(100% + 14px);
    left: 50%;
    transform: translateX(-50%) translateY(-6px);
    background: rgba(10, 18, 38, 0.97);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border: 1px solid rgba(255, 255, 255, 0.09);
    border-radius: 16px;
    box-shadow: 0 24px 64px rgba(0, 0, 0, 0.55), 0 0 0 1px rgba(56, 189, 248, 0.06);
    padding: 1rem;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.25s ease, transform 0.25s ease, visibility 0.25s;
    z-index: 500;
}

/* Bridge gap so mouse doesn't lose hover */
.nav-dropdown::before {
    content: '';
    position: absolute;
    top: -18px;
    left: 0;
    right: 0;
    height: 18px;
}

.has-dropdown.open > .nav-dropdown {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateX(-50%) translateY(0);
}

/* Small dropdown (About) */
.nav-dropdown--sm {
    min-width: 260px;
    left: 0;
    transform: translateY(-6px);
}

.has-dropdown.open > .nav-dropdown--sm {
    transform: translateY(0);
}

/* Mega dropdown (Services) */
.nav-dropdown--mega {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
    width: 720px;
    left: 50%;
    padding: 1.5rem 0.5rem 1rem;
}

/* ===========================================
   DROPDOWN LINKS
=========================================== */
.nd-link {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 0.65rem 0.85rem;
    border-radius: 10px;
    text-decoration: none;
    color: rgba(255, 255, 255, 0.75);
    font-size: 0.875rem;
    font-weight: 500;
    transition: background 0.18s ease, color 0.18s ease;
    line-height: 1.35;
}

.nd-link:hover {
    background: rgba(56, 189, 248, 0.08);
    color: #ffffff;
}

.nd-link strong {
    display: block;
    font-size: 0.875rem;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 0.15rem;
}

.nd-link small {
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.42);
    font-weight: 400;
}

.nd-link--sm {
    padding: 0.5rem 0.75rem;
    align-items: center;
}

.nd-icon {
    font-size: 1rem;
    flex-shrink: 0;
    width: 22px;
    text-align: center;
}

/* ===========================================
   MEGA COLUMNS
=========================================== */
.mega-col {
    padding: 0 0.75rem;
    border-right: 1px solid rgba(255, 255, 255, 0.05);
}

.mega-col:last-child {
    border-right: none;
}

.mega-col-title {
    font-size: 0.68rem;
    font-weight: 800;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: #38bdf8;
    padding: 0 0.75rem 0.6rem;
    margin-bottom: 0.25rem;
}

.mega-cta {
    margin-top: 1.25rem;
    padding: 0.85rem 0.75rem;
    border-radius: 10px;
    background: rgba(56, 189, 248, 0.07);
    border: 1px solid rgba(56, 189, 248, 0.15);
    font-size: 0.78rem;
    color: rgba(255, 255, 255, 0.65);
    line-height: 1.5;
}

.mega-cta strong {
    display: block;
    color: #fff;
    margin-bottom: 0.6rem;
    font-size: 0.82rem;
}

.mega-cta-btn {
    display: inline-block;
    padding: 0.38rem 0.9rem;
    background: linear-gradient(135deg, #0ea5e9, #6366f1);
    color: #fff;
    border-radius: 6px;
    font-size: 0.78rem;
    font-weight: 700;
    text-decoration: none;
    transition: opacity 0.2s;
}

.mega-cta-btn:hover { opacity: 0.88; }

/* ===========================================
   RIGHT ACTIONS
=========================================== */
.nav-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-shrink: 0;
}

/* ===========================================
   HAMBURGER — dark bars for white bg
=========================================== */
.nav-hamburger {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
    width: 38px;
    height: 38px;
    background: rgba(0, 0, 0, 0.05);
    border: 1px solid rgba(0, 0, 0, 0.10);
    border-radius: 50%;
    cursor: pointer;
    padding: 0;
    flex-shrink: 0;
}

.nav-hamburger span {
    display: block;
    width: 18px;
    height: 2px;
    background: #1e293b;
    border-radius: 2px;
    transition: transform 0.3s, opacity 0.3s;
}

/* ===========================================
   MOBILE OVERLAY & DRAWER
=========================================== */
.mob-overlay {
    position: fixed;
    inset: 0;
    background: rgba(5, 10, 24, 0.55);
    backdrop-filter: blur(6px);
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.35s ease, visibility 0.35s;
}

.mob-overlay.open {
    opacity: 1;
    visibility: visible;
}

.mob-drawer {
    position: fixed;
    top: 0;
    right: 0;
    width: 320px;
    max-width: 90vw;
    height: 100dvh;
    background: rgba(255, 255, 255, 0.97);
    backdrop-filter: blur(24px);
    border-left: 1px solid rgba(0, 0, 0, 0.08);
    z-index: 1001;
    display: flex;
    flex-direction: column;
    transform: translateX(100%);
    transition: transform 0.38s cubic-bezier(0.22, 1, 0.36, 1);
    overflow-y: auto;
    scrollbar-width: none;
}

.mob-drawer::-webkit-scrollbar { display: none; }

.mob-drawer.open {
    transform: translateX(0);
}

.mob-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.4rem 1.5rem;
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

.mob-brand {
    font-size: 0.95rem;
    font-weight: 800;
    color: #0f172a;
    letter-spacing: -0.02em;
}

.mob-close {
    width: 32px;
    height: 32px;
    background: rgba(0, 0, 0, 0.06);
    border: none;
    border-radius: 6px;
    color: #374151;
    font-size: 1rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s;
}

.mob-close:hover { background: rgba(0, 0, 0, 0.12); }

.mob-nav {
    flex: 1;
    padding: 0.75rem 1rem;
}

.mob-link {
    display: block;
    padding: 0.85rem 0.75rem;
    font-size: 1rem;
    font-weight: 600;
    color: #374151;
    text-decoration: none;
    border-radius: 10px;
    transition: background 0.2s, color 0.2s;
}

.mob-link:hover {
    background: rgba(14, 165, 233, 0.07);
    color: #0369a1;
}

.mob-accordion { margin-bottom: 0.15rem; }

.mob-acc-trigger {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.85rem 0.75rem;
    background: none;
    border: none;
    color: #374151;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    border-radius: 10px;
    transition: background 0.2s, color 0.2s;
    text-align: left;
}

.mob-acc-trigger:hover {
    background: rgba(14, 165, 233, 0.07);
    color: #0369a1;
}

.mob-acc-arrow {
    transition: transform 0.3s ease;
    opacity: 0.45;
    color: #374151;
    flex-shrink: 0;
}

.mob-accordion.open .mob-acc-arrow {
    transform: rotate(180deg);
    opacity: 0.9;
}

.mob-acc-body {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.38s cubic-bezier(0.22, 1, 0.36, 1);
    padding-left: 0.5rem;
}

.mob-acc-group {
    font-size: 0.68rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: #0ea5e9;
    padding: 0.75rem 0.75rem 0.35rem;
}

.mob-sub-link {
    display: block;
    padding: 0.55rem 0.75rem;
    font-size: 0.9rem;
    font-weight: 500;
    color: #64748b;
    text-decoration: none;
    border-radius: 8px;
    transition: background 0.18s, color 0.18s;
}

.mob-sub-link:hover {
    background: rgba(14, 165, 233, 0.07);
    color: #0369a1;
}

.mob-footer {
    padding: 1.5rem;
    border-top: 1px solid rgba(0, 0, 0, 0.06);
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.mob-phone {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    font-weight: 600;
    color: #374151;
    text-decoration: none;
    padding: 0.7rem 1rem;
    border-radius: 10px;
    border: 1px solid rgba(0, 0, 0, 0.1);
    transition: color 0.2s, border-color 0.2s;
}

.mob-phone:hover {
    color: #0369a1;
    border-color: rgba(14, 165, 233, 0.4);
}

.mob-cta {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0.85rem 1rem;
    background: linear-gradient(135deg, #0ea5e9, #6366f1);
    color: #fff;
    font-size: 0.9rem;
    font-weight: 700;
    border-radius: 10px;
    text-decoration: none;
    transition: opacity 0.2s;
}

.mob-cta:hover { opacity: 0.88; }

/* ===========================================
   RESPONSIVE BREAKPOINTS
=========================================== */
@media (max-width: 1024px) {
    .nav-root { width: min(90%, 900px); }
    .nav-dropdown--mega { width: 580px; grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .nav-root {
        left: 50%;
        right: auto;
        transform: translateX(-50%);
        width: 92%;
        top: 10px;
        border-radius: 20px;
    }
    .nav-wrap { height: 58px; padding: 0 1rem; }
    .nav-desktop { display: none; }
    .nav-hamburger { display: flex; }
}

/* ===========================================
   MISC SHARED UTILITIES
=========================================== */
.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

@media (max-width: 1024px) {
    .features-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
    .features-grid { grid-template-columns: 1fr; }
}