/* ═══════════════════════════════════════════════════════
   RouteVault Shared Navigation — shared-nav.css
   Single source of truth for site-wide navigation styles.
   ═══════════════════════════════════════════════════════ */

/* ── NAV SHELL ── */
.rv-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 0 2rem;
    height: 64px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    background: rgba(248, 246, 241, 0.88);
    border-bottom: 1px solid var(--border, #e5e2db);
    font-family: 'DM Sans', -apple-system, sans-serif;
}

/* ── LOGO ── */
.rv-nav__logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    color: var(--ink, #0a0f1a);
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 700;
    font-size: 1.35rem;
    letter-spacing: -0.03em;
    flex-shrink: 0;
}
.rv-nav__logo-icon {
    width: 32px;
    height: 32px;
    background: var(--accent, #e85d2a);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 0.85rem;
    font-weight: 700;
}

/* ── LEFT SECTION (logo + menus) ── */
.rv-nav__left {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

/* ── DESKTOP MENU ITEMS ── */
.rv-nav__menu {
    display: flex;
    align-items: center;
    gap: 0;
    margin-left: 1.5rem;
    list-style: none;
    padding: 0;
    margin-top: 0;
    margin-bottom: 0;
}
.rv-nav__menu-item {
    position: relative;
}
.rv-nav__menu-trigger {
    display: flex;
    align-items: center;
    gap: 0.3rem;
    padding: 0.5rem 0.85rem;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--muted, #6b7280);
    background: none;
    border: none;
    cursor: pointer;
    font-family: 'DM Sans', -apple-system, sans-serif;
    white-space: nowrap;
    transition: color 0.2s;
    text-decoration: none;
    border-radius: 8px;
}
.rv-nav__menu-trigger:hover,
.rv-nav__menu-item:hover > .rv-nav__menu-trigger,
.rv-nav__menu-trigger[aria-expanded="true"] {
    color: var(--ink, #0a0f1a);
    background: rgba(0, 0, 0, 0.04);
}
.rv-nav__menu-trigger.rv-nav--active {
    color: var(--accent, #e85d2a);
}
.rv-nav__chevron {
    width: 14px;
    height: 14px;
    transition: transform 0.2s ease;
    flex-shrink: 0;
}
.rv-nav__menu-trigger[aria-expanded="true"] .rv-nav__chevron {
    transform: rotate(180deg);
}

/* ── DROPDOWN PANEL ── */
.rv-nav__dropdown {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    min-width: 320px;
    background: white;
    border: 1px solid var(--border, #e5e2db);
    border-radius: 14px;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.1), 0 2px 8px rgba(0, 0, 0, 0.04);
    padding: 0.5rem;
    opacity: 0;
    visibility: hidden;
    transform: translateY(6px);
    transition: opacity 0.18s ease, transform 0.18s ease, visibility 0.18s;
    pointer-events: none;
}
.rv-nav__menu-item:hover > .rv-nav__dropdown,
.rv-nav__dropdown--open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    pointer-events: auto;
}

/* ── DROPDOWN LINK ── */
.rv-nav__dd-link {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    padding: 0.7rem 0.85rem;
    border-radius: 10px;
    text-decoration: none;
    color: var(--ink, #0a0f1a);
    transition: background 0.15s;
}
.rv-nav__dd-link:hover {
    background: rgba(0, 0, 0, 0.04);
}
.rv-nav__dd-link--disabled {
    opacity: 0.55;
    cursor: default;
}
.rv-nav__dd-link--disabled:hover {
    background: none;
}
.rv-nav__dd-icon {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.15rem;
    flex-shrink: 0;
}
.rv-nav__dd-text {
    display: flex;
    flex-direction: column;
    gap: 0.1rem;
    min-width: 0;
}
.rv-nav__dd-name {
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 600;
    font-size: 0.88rem;
    letter-spacing: -0.01em;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}
.rv-nav__dd-desc {
    font-size: 0.78rem;
    color: var(--muted, #6b7280);
    line-height: 1.35;
}
.rv-nav__badge {
    font-size: 0.6rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    padding: 0.15rem 0.45rem;
    border-radius: 6px;
    background: rgba(0, 0, 0, 0.06);
    color: var(--muted, #6b7280);
    white-space: nowrap;
}
.rv-nav__badge--free {
    background: rgba(5, 150, 105, 0.1);
    color: #059669;
}
.rv-nav__badge--beta {
    background: rgba(13, 148, 136, 0.1);
    color: #0d9488;
}

/* ── DROPDOWN DIVIDER ── */
.rv-nav__dd-divider {
    height: 1px;
    background: var(--border, #e5e2db);
    margin: 0.35rem 0.85rem;
}

/* ── RIGHT SECTION (CTAs) ── */
.rv-nav__right {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    flex-shrink: 0;
}
.rv-nav__cta-primary {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.55rem 1.2rem;
    background: var(--accent, #e85d2a);
    color: white;
    border: none;
    border-radius: 10px;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 0.85rem;
    font-weight: 600;
    text-decoration: none;
    transition: background 0.2s, transform 0.15s;
    white-space: nowrap;
    cursor: pointer;
}
.rv-nav__cta-primary:hover {
    background: var(--accent-glow, #ff7a45);
    transform: translateY(-1px);
}
.rv-nav__cta-secondary {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.5rem 1.1rem;
    background: transparent;
    color: var(--muted, #6b7280);
    border: 1.5px solid var(--border, #e5e2db);
    border-radius: 10px;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 0.85rem;
    font-weight: 500;
    text-decoration: none;
    transition: color 0.2s, border-color 0.2s, background 0.2s;
    white-space: nowrap;
    cursor: pointer;
}
.rv-nav__cta-secondary:hover {
    color: var(--ink, #0a0f1a);
    border-color: var(--ink, #0a0f1a);
    background: rgba(0, 0, 0, 0.02);
}

/* ── HAMBURGER BUTTON ── */
.rv-nav__hamburger {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    width: 40px;
    height: 40px;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    transition: background 0.15s;
    flex-shrink: 0;
    position: relative;
    padding: 0;
}
.rv-nav__hamburger:hover {
    background: rgba(0, 0, 0, 0.05);
}
.rv-nav__hamburger-line {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--ink, #0a0f1a);
    border-radius: 2px;
    transition: transform 0.25s ease, opacity 0.2s ease;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
}
.rv-nav__hamburger-line:nth-child(1) { top: 12px; }
.rv-nav__hamburger-line:nth-child(2) { top: 19px; }
.rv-nav__hamburger-line:nth-child(3) { top: 26px; }
.rv-nav__hamburger[aria-expanded="true"] .rv-nav__hamburger-line:nth-child(1) {
    top: 19px;
    transform: translateX(-50%) rotate(45deg);
}
.rv-nav__hamburger[aria-expanded="true"] .rv-nav__hamburger-line:nth-child(2) {
    opacity: 0;
}
.rv-nav__hamburger[aria-expanded="true"] .rv-nav__hamburger-line:nth-child(3) {
    top: 19px;
    transform: translateX(-50%) rotate(-45deg);
}

/* ── MOBILE OVERLAY ── */
.rv-nav__mobile {
    display: none;
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(248, 246, 241, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    z-index: 999;
    overflow-y: auto;
    padding: 1rem 1.5rem 2rem;
    opacity: 0;
    transform: translateY(-8px);
    transition: opacity 0.2s ease, transform 0.2s ease;
}
.rv-nav__mobile--open {
    display: block;
    opacity: 1;
    transform: translateY(0);
}

/* ── MOBILE SECTIONS ── */
.rv-nav__mobile-section {
    margin-bottom: 0.5rem;
}
.rv-nav__mobile-heading {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 0.85rem 0;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--ink, #0a0f1a);
    background: none;
    border: none;
    border-bottom: 1px solid var(--border, #e5e2db);
    cursor: pointer;
    text-align: left;
}
.rv-nav__mobile-heading-chevron {
    width: 16px;
    height: 16px;
    color: var(--muted, #6b7280);
    transition: transform 0.25s ease;
}
.rv-nav__mobile-heading[aria-expanded="true"] .rv-nav__mobile-heading-chevron {
    transform: rotate(180deg);
}
.rv-nav__mobile-heading--link {
    text-decoration: none;
    cursor: pointer;
}
.rv-nav__mobile-items {
    overflow: hidden;
    max-height: 0;
    transition: max-height 0.3s ease;
    padding-left: 0.5rem;
}
.rv-nav__mobile-items--open {
    max-height: 600px;
}
.rv-nav__mobile-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.7rem 0.5rem;
    text-decoration: none;
    color: var(--ink, #0a0f1a);
    border-radius: 8px;
    transition: background 0.15s;
}
.rv-nav__mobile-link:hover {
    background: rgba(0, 0, 0, 0.04);
}
.rv-nav__mobile-link--disabled {
    opacity: 0.55;
}
.rv-nav__mobile-icon {
    width: 36px;
    height: 36px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    flex-shrink: 0;
}
.rv-nav__mobile-name {
    font-weight: 600;
    font-size: 0.88rem;
    display: flex;
    align-items: center;
    gap: 0.4rem;
}
.rv-nav__mobile-desc {
    font-size: 0.75rem;
    color: var(--muted, #6b7280);
}
.rv-nav__mobile-divider {
    height: 1px;
    background: var(--border, #e5e2db);
    margin: 0.75rem 0;
}

/* ── MOBILE CTAs ── */
.rv-nav__mobile-ctas {
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
    margin-top: 1.25rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--border, #e5e2db);
}
.rv-nav__mobile-cta-primary {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    padding: 0.85rem 1.5rem;
    background: var(--accent, #e85d2a);
    color: white;
    border: none;
    border-radius: 12px;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 0.95rem;
    font-weight: 600;
    text-decoration: none;
    text-align: center;
    transition: background 0.2s;
}
.rv-nav__mobile-cta-primary:hover {
    background: var(--accent-glow, #ff7a45);
}
.rv-nav__mobile-cta-secondary {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    padding: 0.8rem 1.5rem;
    background: transparent;
    color: var(--muted, #6b7280);
    border: 1.5px solid var(--border, #e5e2db);
    border-radius: 12px;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 0.95rem;
    font-weight: 500;
    text-decoration: none;
    text-align: center;
    transition: color 0.2s, border-color 0.2s;
}
.rv-nav__mobile-cta-secondary:hover {
    color: var(--ink, #0a0f1a);
    border-color: var(--ink, #0a0f1a);
}

/* ═══════════════════════════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════════════════════════ */

@media (max-width: 900px) {
    .rv-nav {
        padding: 0 1.25rem;
        height: 56px;
    }
    .rv-nav__menu,
    .rv-nav__right {
        display: none;
    }
    .rv-nav__hamburger {
        display: flex;
    }
    .rv-nav__mobile {
        top: 56px;
    }
}

@media (max-width: 480px) {
    .rv-nav {
        padding: 0 1rem;
    }
    .rv-nav__logo {
        font-size: 1.15rem;
    }
    .rv-nav__logo-icon {
        width: 28px;
        height: 28px;
        font-size: 0.75rem;
    }
}