/* ============================================================
   navbar.css — Vyshnav P C Portfolio
   Priority+ overflow nav — hamburger appears only when
   links don't fit, one by one as screen shrinks
   ============================================================ */

:root {
    --nav-height: 64px;
    --nav-height-sm: 52px;
    --nav-bg: rgba(10, 10, 15, 0.88);
    --nav-bg-scrolled: rgba(10, 10, 10, 0.97);
    --nav-border: rgba(255, 255, 255, 0.06);
    --nav-border-hover: rgba(0, 255, 136, 0.22);
    --nav-accent: #00ff88;
    --nav-accent-dim: rgba(0, 255, 136, 0.10);
    --nav-text: #c8c8c8;
    --nav-text-hover: #ffffff;
    --nav-mobile-bg: rgba(10, 10, 15, 0.98);
    --nav-font: 'JetBrains Mono', 'Fira Code', 'Courier New', monospace;
    --nav-radius: 6px;
    --nav-transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ── Base bar ────────────────────────────────────────────── */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    height: var(--nav-height);
    background: var(--nav-bg);
    border-bottom: 1px solid var(--nav-border);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    transition:
        background var(--nav-transition),
        height var(--nav-transition),
        box-shadow var(--nav-transition);
}

.navbar--scrolled {
    height: var(--nav-height-sm);
    background: var(--nav-bg-scrolled);
    box-shadow: 0 1px 32px rgba(0, 0, 0, 0.55);
    border-bottom-color: rgba(255, 255, 255, 0.1);
}

/* ── Container ───────────────────────────────────────────── */
.navbar__container {
    max-width: 1200px;
    margin: 0 auto;
    height: 100%;
    padding: 0 32px;
    display: flex;
    align-items: center;
    gap: 0;
    /* no gap — spacing handled per element */
    overflow: hidden;
    /* critical: clips overflowing links */
    position: relative;
}

/* ── Logo ────────────────────────────────────────────────── */
.navbar__logo {
    font-family: var(--nav-font);
    font-size: 1rem;
    font-weight: 700;
    color: #fff;
    text-decoration: none;
    letter-spacing: -0.02em;
    white-space: nowrap;
    flex-shrink: 0;
    /* never shrinks */
    margin-right: 24px;
    transition: color var(--nav-transition);
}

.navbar__logo:hover {
    color: var(--nav-accent);
}

/* ── Desktop nav links ───────────────────────────────────── */
.navbar__links {
    display: flex;
    align-items: center;
    gap: 2px;
    list-style: none;
    margin: 0;
    padding: 0;
    flex: 0 1 auto;
    /* don't force-grow — just take what links need */
    overflow: hidden;
    min-width: 0;
}

.navbar__links li {
    flex-shrink: 0;
    /* each item stays full width — JS hides them */
}

/* JS adds this class to hide overflow items from desktop bar */
.navbar__links li.is-hidden {
    visibility: hidden;
    pointer-events: none;
    position: absolute;
    /* take out of flow so it doesn't push layout */
}

.navbar__link {
    font-family: var(--nav-font);
    font-size: 0.76rem;
    font-weight: 500;
    color: var(--nav-text);
    text-decoration: none;
    letter-spacing: 0.04em;
    text-transform: lowercase;
    padding: 5px 10px;
    border-radius: var(--nav-radius);
    border: 1px solid transparent;
    position: relative;
    white-space: nowrap;
    display: block;
    transition:
        color var(--nav-transition),
        background var(--nav-transition),
        border-color var(--nav-transition);
}

.navbar__link::after {
    content: '';
    position: absolute;
    left: 10px;
    right: 10px;
    bottom: 3px;
    height: 1px;
    background: var(--nav-accent);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--nav-transition);
}

.navbar__link:hover {
    color: var(--nav-text-hover);
    background: var(--nav-accent-dim);
    border-color: var(--nav-border-hover);
}

.navbar__link:hover::after,
.navbar__link.is-active::after {
    transform: scaleX(1);
}

.navbar__link.is-active {
    color: var(--nav-accent);
    background: var(--nav-accent-dim);
    border-color: var(--nav-border-hover);
}

/* ── Actions ─────────────────────────────────────────────── */
.navbar__actions {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
    margin-left: auto;
    /* pushes CTA + hamburger to far right */
}

/* ── CTA ─────────────────────────────────────────────────── */
.navbar__cta {
    font-family: var(--nav-font);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: #0a0a0e;
    background: var(--nav-accent);
    text-decoration: none;
    padding: 8px 18px;
    border-radius: var(--nav-radius);
    border: 1px solid var(--nav-accent);
    display: inline-flex;
    align-items: center;
    gap: 4px;
    white-space: nowrap;
    flex-shrink: 0;
    transition:
        background var(--nav-transition),
        color var(--nav-transition),
        box-shadow var(--nav-transition),
        transform var(--nav-transition);
}

.navbar__cta:hover {
    background: transparent;
    color: var(--nav-accent);
    box-shadow: 0 0 16px rgba(0, 255, 136, 0.28);
    transform: translateY(-1px);
}

.navbar__cta:active {
    transform: translateY(0);
}

/* ── Hamburger — hidden by default, JS shows when needed ─── */
.navbar__hamburger {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 5px;
    width: 34px;
    height: 34px;
    padding: 6px;
    background: transparent;
    border: 1px solid var(--nav-border);
    border-radius: var(--nav-radius);
    cursor: pointer;
    flex-shrink: 0;
    transition:
        border-color var(--nav-transition),
        background var(--nav-transition);
}

/* [hidden] attribute hides it — JS removes [hidden] when overflow exists */
.navbar__hamburger[hidden] {
    display: none !important;
}

.navbar__hamburger:hover {
    border-color: var(--nav-accent);
    background: var(--nav-accent-dim);
}

.navbar__hamburger-bar {
    display: block;
    width: 15px;
    height: 1.5px;
    background: var(--nav-text);
    border-radius: 2px;
    transform-origin: center;
    transition:
        transform 0.28s cubic-bezier(0.4, 0, 0.2, 1),
        opacity 0.28s cubic-bezier(0.4, 0, 0.2, 1),
        background 0.2s ease;
}

.navbar__hamburger.is-open .navbar__hamburger-bar:nth-child(1) {
    transform: translateY(6.5px) rotate(45deg);
    background: var(--nav-accent);
}

.navbar__hamburger.is-open .navbar__hamburger-bar:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

.navbar__hamburger.is-open .navbar__hamburger-bar:nth-child(3) {
    transform: translateY(-6.5px) rotate(-45deg);
    background: var(--nav-accent);
}

/* ── Overflow drawer ─────────────────────────────────────── */
.navbar__mobile-menu {
    display: none;
    position: fixed;
    top: var(--nav-height);
    right: 0;
    left: auto;
    min-width: 200px;
    z-index: 999;
    flex-direction: column;
    padding: 6px 12px 16px;
    background: var(--nav-mobile-bg);
    border: 1px solid var(--nav-border);
    border-top: none;
    border-radius: 0 0 var(--nav-radius) var(--nav-radius);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}

/* Full-width drawer on small screens */
@media (max-width: 480px) {
    .navbar__mobile-menu {
        left: 0;
        right: 0;
        border-radius: 0;
        border-left: none;
        border-right: none;
        min-width: unset;
    }
}

.navbar__mobile-menu.is-open {
    display: flex;
    animation: drawerIn 0.2s cubic-bezier(0.4, 0, 0.2, 1) both;
}

.navbar--scrolled+.navbar__mobile-menu {
    top: var(--nav-height-sm);
}

@keyframes drawerIn {
    from {
        opacity: 0;
        transform: translateY(-6px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ── Overflow link list ──────────────────────────────────── */
.navbar__mobile-links {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
}

.navbar__mobile-links li {
    border-bottom: 1px solid var(--nav-border);
}

.navbar__mobile-links li:last-child {
    border-bottom: none;
}

.navbar__mobile-link {
    font-family: var(--nav-font);
    font-size: 0.78rem;
    font-weight: 500;
    letter-spacing: 0.04em;
    text-transform: lowercase;
    color: var(--nav-text);
    text-decoration: none;
    display: flex;
    align-items: center;
    padding: 10px 8px;
    min-height: 40px;
    border-radius: var(--nav-radius);
    white-space: nowrap;
    transition:
        color var(--nav-transition),
        background var(--nav-transition);
}

.navbar__mobile-link:hover {
    color: var(--nav-accent);
    background: var(--nav-accent-dim);
}

.navbar__mobile-link.is-active {
    color: var(--nav-accent);
}

/* Mobile CTA — same size as bar CTA, ghost style only */
.navbar__cta--mobile {
    /* Dimensions identical to .navbar__cta — only visual style changes */
    color: var(--nav-accent);
    background: transparent;
    border-color: rgba(0, 255, 136, 0.35);
    margin-top: 12px;
    -webkit-text-fill-color: unset;
}

.navbar__cta--mobile:hover {
    background: var(--nav-accent-dim);
    color: var(--nav-accent);
    box-shadow: 0 0 14px rgba(0, 255, 136, 0.2);
    transform: none;
}

/* ── Backdrop overlay ────────────────────────────────────── */
.navbar__overlay {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 998;
    background: rgba(0, 0, 0, 0.35);
}

.navbar__overlay.is-open {
    display: block;
    animation: fadeIn 0.2s ease both;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

/* ── Scroll lock ─────────────────────────────────────────── */
html.nav-open {
    overflow: hidden;
}

/* ── Reduced motion ──────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {

    .navbar,
    .navbar__link,
    .navbar__cta,
    .navbar__hamburger-bar,
    .navbar__mobile-menu,
    .navbar__overlay {
        transition: none !important;
        animation: none !important;
    }
}

/* ── Small screens: tighten container padding ────────────── */
@media (max-width: 480px) {
    .navbar__container {
        padding: 0 16px;
    }

    .navbar__logo {
        font-size: 0.92rem;
    }
}