/**
 * Vault Crate Logistics — Editorial Style Overhaul
 */

:root {
    --color-primary: #137fec;
    --color-dark: #111827;
    /* theme fallback */
    --color-accent: #d4d4d8;
    --color-white: #ffffff;
    --color-black: #000000;
    --color-zinc-400: #a1a1aa;
    --color-zinc-800: #27272a;

    --font-sans: 'Inter', sans-serif;
    --font-serif: 'Playfair Display', serif;

    --container-padding: 2rem;
    --header-height: 100px;

    --transition-smooth: 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

/* ─── Base Styles ───────────────────── */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-sans);
    background-color: var(--color-primary);
    color: var(--color-white);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

.serif {
    font-family: var(--font-serif);
}

.italic {
    font-style: italic;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* ─── Header V4 ─────────────────────── */
.vcl-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    z-index: 1000;
    display: flex;
    align-items: center;
    mix-blend-mode: difference;
    padding: 0 var(--container-padding);
}

.header-container {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.vcl-logo {
    display: flex;
    align-items: center;
    gap: 1rem;
    text-decoration: none;
    color: var(--color-white);
}

.logo-orb {
    width: 2.5rem;
    height: 2.5rem;
    background: var(--color-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.logo-orb .material-symbols-outlined {
    color: var(--color-black);
    font-size: 1.2rem;
}

.logo-name {
    font-size: 1.25rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: -0.05em;
}

.vcl-nav-desktop {
    display: none;
    gap: 3rem;
}

@media (min-width: 1024px) {
    .vcl-nav-desktop {
        display: flex;
    }
}

.vcl-nav-link {
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.3em;
    color: var(--color-white);
    text-decoration: none;
    opacity: 0.6;
    transition: opacity 0.3s;
}

.vcl-nav-link:hover,
.vcl-nav-link.active {
    opacity: 1;
}

.vcl-header-actions {
    display: flex;
    align-items: center;
    gap: 3rem;
}

.vcl-btn-track {
    display: none;
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.3em;
    color: var(--color-white);
    text-decoration: none;
    opacity: 0.6;
    transition: opacity 0.3s;
}

@media (min-width: 768px) {
    .vcl-btn-track {
        display: block;
    }
}

.vcl-btn-track:hover {
    opacity: 1;
}

.vcl-menu-toggle {
    background: none;
    border: none;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    padding: 0.5rem;
}

.toggle-bar {
    width: 2rem;
    height: 1px;
    background: var(--color-white);
    transition: var(--transition-smooth);
}

.vcl-menu-toggle:hover .toggle-bar:first-child {
    width: 3rem;
}

.vcl-menu-toggle:hover .menu-toggle-v4:hover .line-1 {
    width: 3rem;
}

/* ─── Forms ─────────────────────────── */
.vcl-input {
    background: transparent;
    border: none;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    padding: 1rem 0;
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-style: italic;
    width: 100%;
    outline: none;
    transition: var(--transition-smooth);
}

.vcl-input:focus {
    border-bottom-color: var(--color-black);
}

.vcl-submit {
    width: 100%;
    background: var(--color-black);
    color: var(--color-white);
    border: none;
    padding: 1.5rem;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.4em;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition-smooth);
}

.vcl-submit:hover {
    background: var(--color-zinc-800);
    letter-spacing: 0.5em;
}

/* ─── Back to Top ────────────────────── */
.back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 3rem;
    height: 3rem;
    background: var(--color-white);
    color: var(--color-black);
    border-radius: 50%;
    border: none;
    cursor: pointer;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

/* ─── Off-Canvas ────────────────────── */
.vcl-off-canvas {
    position: fixed;
    inset: 0;
    background: var(--color-black);
    z-index: 2000;
    padding: 8rem var(--container-padding);
    display: flex;
    flex-direction: column;
    transform: translateY(-100%);
    transition: var(--transition-smooth);
}

.vcl-off-canvas.open {
    transform: translateY(0);
}

.off-canvas-close {
    position: absolute;
    top: 2rem;
    right: var(--container-padding);
    background: none;
    border: none;
    color: var(--color-white);
    cursor: pointer;
}

.off-canvas-nav {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.off-canvas-link {
    font-family: var(--font-serif);
    font-size: clamp(3rem, 10vw, 6rem);
    font-weight: 700;
    color: var(--color-white);
    text-decoration: none;
    line-height: 1;
    opacity: 0.3;
    transition: all 0.4s;
}

.off-canvas-link:hover {
    opacity: 1;
    transform: translateX(30px);
}

.off-canvas-footer {
    margin-top: auto;
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 4rem;
}

.footer-block label {
    display: block;
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--color-zinc-400);
    margin-bottom: 0.5rem;
}

.footer-block a {
    font-family: var(--font-serif);
    font-style: italic;
    font-size: 1.5rem;
    color: var(--color-white);
    text-decoration: none;
}

.footer-social {
    display: flex;
    gap: 2rem;
}

.footer-social a {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--color-zinc-400);
    text-decoration: none;
    transition: color 0.3s;
}

.footer-social a:hover {
    color: var(--color-white);
}

/* ─── Snap Context ──────────────────── */
.snap-container {
    scroll-snap-type: y mandatory;
    height: 100vh;
    overflow-y: scroll;
}

.snap-section {
    scroll-snap-align: start;
    height: 100vh;
    position: relative;
    overflow: hidden;
}

.cinematic-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, rgba(10, 10, 10, 0.3) 0%, rgba(10, 10, 10, 0.8) 100%);
    pointer-events: none;
}

/* ─── Typography ────────────────────── */
.chapter-badge {
    display: block;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.4em;
    color: var(--color-zinc-400);
    margin-bottom: 2rem;
}

.chapter-title {
    font-size: clamp(3.5rem, 12vw, 10rem);
    font-weight: 700;
    line-height: 0.9;
    letter-spacing: -0.03em;
}

/* ─── Hero Section ──────────────────── */
.hero-v4 {
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding-bottom: 10vh;
}

.hero-subtext {
    max-width: 600px;
    font-size: 1.25rem;
    color: var(--color-zinc-400);
    margin-top: 2rem;
}

/* ─── Utilities ─────────────────────── */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease-out;
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ─── Custom Utilities ──────────────── */
.bg-overlay {
    position: relative;
}

.bg-overlay::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(rgba(0, 0, 0, 0.65), rgba(0, 0, 0, 0.75));
    z-index: 1;
}

.bg-overlay img {
    position: relative;
    z-index: 0;
}

.hover-slide-up {
    transition: transform 0.3s ease;
}

.hover-slide-up:hover {
    transform: translateY(-5px);
}

/* ─── Header Sticky & Scrolled ──────── */
.header-sticky {
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    transition: all 0.4s ease;
}

#site-header .site-logo {
    filter: brightness(0) invert(1);
    transition: filter 0.25s ease;
}

.header-scrolled {
    background: rgba(255, 255, 255, 0.95);
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    padding-top: 0.75rem !important;
    padding-bottom: 0.75rem !important;
}

.header-scrolled a:not(.nav-btn-action) {
    color: var(--color-dark) !important;
}

.header-scrolled .nav-btn-action {
    background-color: var(--color-dark) !important;
    color: #ffffff !important;
}

.header-scrolled .nav-btn-action:hover {
    background-color: var(--color-primary) !important;
}

.header-scrolled #menu-toggle {
    color: var(--color-dark) !important;
    border-color: rgba(0, 0, 0, 0.2) !important;
}

#site-header.header-scrolled .site-logo {
    filter: none;
}