.intro-preload,
.intro-preload body {
    background: #111111;
}

.intro-preload .header,
.intro-preload .page-shell,
.intro-preload .nav-overlay,
.intro-preload .modal-overlay {
    opacity: 0 !important;
}

.intro-overlay {
    position: fixed;
    inset: 0;
    z-index: 5000;
    background: #111111;
    overflow: hidden;
    pointer-events: none;
}

.intro-overlay::after {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 1px;
    background: rgba(184, 150, 46, 0.45);
    opacity: 0.6;
}

.intro-overlay.is-lifting {
    animation: intro-curtain-lift 3000ms cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

.intro-brand {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    font-family: var(--display, 'Playfair Display', Georgia, serif);
    font-size: clamp(48px, 9vw, 112px);
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: #ffffff;
    white-space: nowrap;
    will-change: transform, opacity;
}

.intro-overlay.is-lifting .intro-brand {
    animation: intro-brand-rise 3000ms cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

.intro-pending .header-left li,
.intro-pending .header-right li,
.intro-pending .header-login-btn {
    opacity: 0;
    pointer-events: none;
}

.header-left li,
.header-right li,
.header-login-btn {
    transition:
        opacity 560ms ease,
        transform 760ms cubic-bezier(0.22, 1, 0.36, 1);
}

.header-left li {
    transform: translateX(32px);
}

.header-right li {
    transform: translateX(-32px);
}

.intro-pending .header-login-btn {
    transform: translateY(-50%) translateX(-32px);
}

.intro-complete .header-left li,
.intro-complete .header-right li {
    opacity: 1;
    pointer-events: auto;
    transform: translateX(0);
}

.intro-complete .header-login-btn {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(-50%) translateX(0);
}

.intro-complete .header-left li:nth-child(1) { transition-delay: 140ms; }
.intro-complete .header-left li:nth-child(2) { transition-delay: 230ms; }
.intro-complete .header-left li:nth-child(3) { transition-delay: 320ms; }
.intro-complete .header-right li:nth-child(1) { transition-delay: 410ms; }
.intro-complete .header-right li:nth-child(2) { transition-delay: 500ms; }
.intro-complete .header-right li:nth-child(3) { transition-delay: 590ms; }
.intro-complete .header-login-btn { transition-delay: 700ms; }

@media (max-width: 860px) {
    .intro-pending .header-mobile-toggle,
    .intro-pending .header-logo {
        opacity: 1;
    }

    .header-mobile-toggle {
        transition: opacity 420ms ease, transform 620ms cubic-bezier(0.22, 1, 0.36, 1);
    }

    .intro-pending .header-mobile-toggle {
        opacity: 0;
        transform: translateY(-8px);
    }

    .intro-complete .header-mobile-toggle {
        opacity: 1;
        transform: translateY(0);
        transition-delay: 480ms;
    }
}

.header-logo {
    position: relative;
    isolation: isolate;
}

.header .header-logo {
    font-size: clamp(20px, 1.8vw, 24px);
    letter-spacing: 0.06em;
}

.header-logo.logo-enhanced {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    vertical-align: middle;
    white-space: nowrap;
    transform-origin: center center;
    width: 176px;
    max-width: 176px;
    min-height: 1.2em;
    overflow: hidden;
    font-size: clamp(20px, 1.8vw, 24px);
    letter-spacing: 0.06em;
}

.header-logo.logo-enhanced::before {
    content: none;
}

.header-logo.logo-enhanced .logo-word {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    white-space: nowrap;
    gap: 0;
    transform: translateZ(0);
}

.header-logo.logo-enhanced .logo-char {
    position: relative;
    display: inline-grid;
    place-items: center;
    width: 0.74em;
    flex: 0 0 auto;
    overflow: visible;
    will-change: transform, opacity, filter;
    transform: translateZ(0);
    backface-visibility: hidden;
    transition:
        opacity 900ms cubic-bezier(0.22, 1, 0.36, 1),
        transform 1040ms cubic-bezier(0.22, 1, 0.36, 1),
        filter 900ms cubic-bezier(0.22, 1, 0.36, 1);
}

.header-logo.logo-enhanced.is-compact .logo-char.is-fading {
    opacity: 0;
    transform: translate3d(var(--compact-shift-x, 0px), var(--compact-shift-y, -16px), 0) scale(0.68);
    filter: blur(6px);
    transition-delay: var(--compact-delay, 0ms);
}

.header-logo.logo-enhanced.is-compact .logo-char.is-mark {
    opacity: 1;
    transform: translate3d(var(--mark-shift-x, 0), 0, 0) scale(1.02);
    filter: blur(0);
    text-transform: uppercase;
    transition-delay: 90ms;
}

.header-logo.logo-enhanced.is-compact .logo-char.is-mark.mark-v {
    transform: translate3d(var(--mark-shift-x, 0), 0, 0) scale(1.02);
}

.header-link {
    position: relative;
    display: inline-block;
    padding-bottom: 6px;
}

.header-link::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 1px;
    background: var(--accent);
    transform: scaleX(0);
    transform-origin: center;
    transition: transform 220ms ease;
}

.header-link:hover::after,
.header-link.active::after {
    transform: scaleX(1);
}

body.nav-open {
    overflow: hidden;
}

.header {
    transition:
        background 280ms ease,
        box-shadow 320ms ease,
        backdrop-filter 320ms ease,
        -webkit-backdrop-filter 320ms ease;
}

body.is-scrolled .header {
    background: rgba(17, 17, 17, 0.94);
    box-shadow: 0 18px 38px rgba(0, 0, 0, 0.18);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
}

.nav-overlay {
    opacity: 0;
    visibility: hidden;
    transform: translateY(14px);
    transition: opacity 260ms ease, transform 360ms cubic-bezier(0.22, 1, 0.36, 1), visibility 260ms ease;
}

.nav-overlay.open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.modal-overlay {
    opacity: 0;
    visibility: hidden;
    transition: opacity 220ms ease, visibility 220ms ease;
}

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

.modal-content {
    opacity: 0;
    transform: translateY(20px) scale(0.985);
    transition:
        opacity 260ms ease,
        transform 420ms cubic-bezier(0.22, 1, 0.36, 1);
}

.modal-overlay.open .modal-content {
    opacity: 1;
    transform: translateY(0) scale(1);
}

.page-shell {
    animation: page-enter 520ms cubic-bezier(0.22, 1, 0.36, 1);
}

.reveal {
    opacity: 0;
    transform: translateY(22px);
    filter: blur(10px);
    transition:
        opacity 720ms ease,
        transform 720ms cubic-bezier(0.22, 1, 0.36, 1),
        filter 720ms ease;
    will-change: opacity, transform, filter;
}

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

.stagger-1 { transition-delay: 60ms; }
.stagger-2 { transition-delay: 120ms; }
.stagger-3 { transition-delay: 180ms; }
.stagger-4 { transition-delay: 240ms; }

.media-fade {
    position: relative;
    opacity: 0;
    filter: blur(14px);
    transform: scale(1.03);
    background:
        linear-gradient(110deg, rgba(255, 255, 255, 0) 28%, rgba(255, 255, 255, 0.28) 42%, rgba(255, 255, 255, 0) 58%),
        #ece8df;
    background-size: 220% 100%, auto;
    animation: image-sheen 1.8s linear infinite;
    transition:
        opacity 560ms ease,
        transform 1000ms cubic-bezier(0.22, 1, 0.36, 1),
        filter 900ms ease,
        box-shadow 300ms ease;
}

.media-fade.is-loaded {
    opacity: 1;
    transform: scale(1);
    filter: blur(0);
    animation: none;
    background: none;
}

.media-fade.is-loaded:hover {
    box-shadow: 0 20px 44px rgba(17, 17, 17, 0.12);
}

.content-auto {
    content-visibility: auto;
    contain-intrinsic-size: 720px;
}

@keyframes page-enter {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes intro-curtain-lift {
    0% {
        transform: translateY(0);
    }
    66% {
        transform: translateY(0);
    }
    100% {
        transform: translateY(-100%);
    }
}

@keyframes intro-brand-rise {
    0% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 1;
    }
    34% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 1;
    }
    72% {
        transform: translate(-50%, calc(-50% + 4px)) scale(1);
        opacity: 1;
    }
    100% {
        transform: translate(calc(-50% + var(--intro-target-x, 0px)), calc(-50% + var(--intro-target-y, -280px))) scale(var(--intro-target-scale, 1));
        opacity: 1;
    }
}

@keyframes logo-full-enter {
    0% {
        opacity: 1;
        transform: translateY(0) scale(1);
        filter: blur(0);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
        filter: blur(0);
    }
}

@keyframes image-sheen {
    from {
        background-position: 200% 0, 0 0;
    }
    to {
        background-position: -20% 0, 0 0;
    }
}

@media (max-width: 1024px) {
    body.is-scrolled .header {
        box-shadow: 0 14px 30px rgba(0, 0, 0, 0.16);
    }
}

@media (max-width: 860px) {
    .header-inner {
        justify-content: space-between;
        gap: 14px;
        padding: 14px 18px;
        min-height: 64px;
    }

    .header-logo,
    .header-logo.logo-enhanced {
        min-width: 0;
        max-width: calc(100vw - 120px);
        font-size: clamp(18px, 5vw, 24px);
        letter-spacing: 0.08em;
    }

    .header-logo.logo-enhanced .logo-word {
        max-width: 100%;
    }

    .header-mobile-toggle {
        margin-left: auto;
    }

    .nav-overlay {
        padding: 88px 24px 28px;
    }

    .nav-overlay-title {
        margin-bottom: 24px;
        font-size: 22px;
    }

    .nav-overlay a {
        font-size: clamp(24px, 7vw, 32px);
        margin-bottom: 14px;
    }
}

@media (max-width: 640px) {
    .intro-brand {
        font-size: clamp(40px, 10vw, 60px);
        letter-spacing: 0.08em;
    }

    .modal-content {
        width: min(92vw, 420px);
        padding: 34px 22px 28px;
    }

    .media-fade.is-loaded:hover {
        box-shadow: none;
    }
}

@media (prefers-reduced-motion: reduce) {
    .page-shell,
    .reveal,
    .media-fade,
    .intro-overlay,
    .header-logo.logo-enhanced::before,
    .header-logo.logo-enhanced,
    .header-link::after,
    .nav-overlay,
    .modal-overlay {
        animation: none !important;
        transition: none !important;
        transform: none !important;
        filter: none !important;
        opacity: 1 !important;
        visibility: visible !important;
    }

    .intro-overlay {
        display: none !important;
    }
}