/* ==========================================================================
   V — Base Interface System
   Shared components: navigation, buttons, cards, cursor, boot sequence,
   page transitions, ambient layer, reveal system, palette, toasts, modals.
   Page-specific layout lives in its own stylesheet.
   ========================================================================== */

/* --------------------------------------------------------------------------
   Typography
   -------------------------------------------------------------------------- */
h1, h2, h3, h4 {
    font-family: var(--font-display);
    font-weight: 700;
    letter-spacing: -0.03em;
    line-height: 1.12;
    text-wrap: balance;
}

.section-head {
    margin-bottom: clamp(2.5rem, 6vh, 4rem);
}

.section-head .mono-label {
    display: block;
    margin-bottom: 0.9rem;
}

.section-head h2 {
    font-size: var(--size-h2);
    max-width: 22ch;
}

.section-head .section-lede {
    margin-top: 1rem;
    max-width: 52ch;
    color: var(--text-secondary);
}

.accent-word {
    font-style: normal;
    background: linear-gradient(115deg, var(--accent) 20%, var(--accent-warm) 80%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.section-wrapper {
    padding-block: var(--space-section);
    position: relative;
}

/* first section after a page head sits closer to it */
.section-wrapper--tight {
    padding-top: 3rem;
}

.divider-line {
    height: 1px;
    border: 0;
    background: var(--divider);
    max-width: var(--content-max);
    margin-inline: auto;
    width: calc(100% - var(--content-pad) * 2);
}

/* --------------------------------------------------------------------------
   Buttons — compress slightly before expanding; glow means "interactive".
   -------------------------------------------------------------------------- */
.btn {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.85rem 1.7rem;
    border: 1px solid transparent;
    border-radius: var(--radius-pill);
    font-family: var(--font-display);
    font-size: var(--size-small);
    font-weight: 600;
    letter-spacing: 0.01em;
    text-decoration: none;
    cursor: pointer;
    white-space: nowrap;
    transition:
        transform var(--dur-quick) var(--ease-spring),
        box-shadow var(--dur-quick) var(--ease-physical),
        background-color var(--dur-quick) var(--ease-physical),
        border-color var(--dur-quick) var(--ease-physical),
        color var(--dur-quick) var(--ease-physical);
    will-change: transform;
}

.btn:active {
    transform: scale(0.965);
    transition-duration: var(--dur-instant);
}

.btn .btn-arrow {
    display: inline-block;
    transition: transform var(--dur-quick) var(--ease-spring);
}

.btn:hover .btn-arrow {
    transform: translateX(4px);
}

.btn-primary {
    background: var(--text-primary);
    color: var(--text-inverse);
    box-shadow: 0 4px 18px -4px var(--accent-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 32px -6px var(--accent-glow), 0 4px 14px -4px var(--warm-glow);
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border-color: var(--border-active);
}

.btn-secondary:hover {
    transform: translateY(-2px);
    background: var(--accent-soft);
    border-color: var(--accent);
}

.btn-ghost {
    padding: 0.6rem 1.1rem;
    background: transparent;
    color: var(--text-secondary);
}

.btn-ghost:hover {
    color: var(--text-primary);
    background: var(--surface-hover);
}

.btn-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 1px solid var(--border-subtle);
    background: transparent;
    cursor: pointer;
    transition:
        border-color var(--dur-quick) var(--ease-physical),
        background-color var(--dur-quick) var(--ease-physical),
        transform var(--dur-quick) var(--ease-spring);
}

.btn-icon:hover {
    border-color: var(--border-active);
    background: var(--surface-hover);
}

.btn-icon:active {
    transform: scale(0.92);
}

/* --------------------------------------------------------------------------
   Badges, tags, status language
   -------------------------------------------------------------------------- */
.badge-status {
    display: inline-flex;
    align-items: center;
    gap: 0.55rem;
    padding: 0.42rem 0.95rem;
    border-radius: var(--radius-pill);
    background: var(--surface-glass);
    border: 1px solid var(--border-subtle);
    -webkit-backdrop-filter: blur(8px);
    backdrop-filter: blur(8px);
    font-size: var(--size-small);
    color: var(--text-secondary);
}

.pulse-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--ok);
    box-shadow: 0 0 0 0 rgba(62, 207, 142, 0.5);
    animation: pulse-ring 2.6s var(--ease-physical) infinite;
}

.pulse-dot[data-state="idle"] { background: var(--idle); animation: none; }
.pulse-dot[data-state="offline"] { background: var(--text-muted); animation: none; }

@keyframes pulse-ring {
    0%   { box-shadow: 0 0 0 0 rgba(62, 207, 142, 0.45); }
    60%  { box-shadow: 0 0 0 7px rgba(62, 207, 142, 0); }
    100% { box-shadow: 0 0 0 0 rgba(62, 207, 142, 0); }
}

.tag {
    display: inline-block;
    padding: 0.28rem 0.75rem;
    border-radius: var(--radius-pill);
    border: 1px solid var(--border-subtle);
    background: var(--accent-soft);
    font-family: var(--font-mono);
    font-size: var(--size-micro);
    letter-spacing: 0.06em;
    color: var(--text-secondary);
    transition: border-color var(--dur-quick) var(--ease-physical), color var(--dur-quick) var(--ease-physical);
}

.tag:hover {
    border-color: var(--accent);
    color: var(--text-primary);
}

/* --------------------------------------------------------------------------
   Navigation — floating glass bar, always oriented.
   -------------------------------------------------------------------------- */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    height: 2px;
    width: 100%;
    z-index: 1000;
    transform-origin: 0 50%;
    transform: scaleX(0);
    background: linear-gradient(90deg, var(--accent), var(--accent-warm));
    pointer-events: none;
}

.nav-wrapper {
    position: fixed;
    top: 1.1rem;
    left: 0;
    right: 0;
    margin-inline: auto;
    z-index: 900;
    width: min(var(--content-max) - var(--content-pad) * 2, calc(100% - 2rem));
    border-radius: var(--radius-pill);
    transition:
        background-color var(--dur-smooth) var(--ease-physical),
        border-color var(--dur-smooth) var(--ease-physical),
        box-shadow var(--dur-smooth) var(--ease-physical);
}

.nav-wrapper.is-scrolled {
    background: var(--surface-glass-strong);
    box-shadow: var(--shadow-rest);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 60px;
    padding-inline: 1.6rem 0.75rem;
}

.nav-brand {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 1.3rem;
    letter-spacing: -0.05em;
    text-decoration: none;
    color: var(--text-primary);
    display: inline-flex;
    align-items: baseline;
    gap: 2px;
}

.nav-brand::after {
    content: "";
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--accent);
    transition: background-color var(--dur-quick) ease, transform var(--dur-quick) var(--ease-spring);
}

.nav-brand:hover::after {
    background: var(--accent-warm);
    transform: scale(1.4);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    list-style: none;
}

.nav-links a {
    position: relative;
    display: inline-block;
    padding: 0.5rem 0.95rem;
    border-radius: var(--radius-pill);
    font-size: var(--size-small);
    font-weight: 500;
    color: var(--text-secondary);
    text-decoration: none;
    transition: color var(--dur-quick) var(--ease-physical), background-color var(--dur-quick) var(--ease-physical);
}

.nav-links a:hover {
    color: var(--text-primary);
    background: var(--surface-hover);
}

.nav-links a[aria-current="page"] {
    color: var(--text-primary);
}

.nav-links a[aria-current="page"]::after {
    content: "";
    position: absolute;
    left: 50%;
    bottom: 2px;
    width: 14px;
    height: 2px;
    border-radius: 2px;
    transform: translateX(-50%);
    background: linear-gradient(90deg, var(--accent), var(--accent-warm));
    box-shadow: 0 0 8px var(--accent-glow);
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

/* Theme toggle: a tiny sun/moon eclipse */
.theme-toggle .theme-orb {
    position: relative;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--text-primary);
    overflow: hidden;
    transition: background-color var(--dur-quick) ease;
}

.theme-toggle .theme-orb::after {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: 50%;
    background: var(--bg-deep);
    transform: translate(45%, -45%) scale(1);
    transition: transform var(--dur-smooth) var(--ease-spring);
}

[data-theme="light"] .theme-toggle .theme-orb::after {
    transform: translate(100%, -100%) scale(0.4);
}

/* Mobile navigation */
.nav-menu-btn {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
}

.nav-menu-btn span {
    display: block;
    width: 16px;
    height: 1.5px;
    border-radius: 2px;
    background: var(--text-primary);
    transition: transform var(--dur-quick) var(--ease-physical), opacity var(--dur-quick) ease;
}

body.nav-open .nav-menu-btn span:nth-child(1) { transform: translateY(3.25px) rotate(45deg); }
body.nav-open .nav-menu-btn span:nth-child(2) { transform: translateY(-3.25px) rotate(-45deg); }

.mobile-nav {
    position: fixed;
    inset: 0;
    z-index: 850;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: var(--content-pad);
    background: color-mix(in srgb, var(--bg-deep) 88%, transparent);
    -webkit-backdrop-filter: blur(24px);
    backdrop-filter: blur(24px);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--dur-smooth) var(--ease-physical), visibility 0s linear var(--dur-smooth);
}

body.nav-open .mobile-nav {
    opacity: 1;
    visibility: visible;
    transition-delay: 0s;
}

.mobile-nav ul {
    list-style: none;
    display: grid;
    gap: 0.4rem;
}

.mobile-nav a {
    display: inline-flex;
    align-items: baseline;
    gap: 1rem;
    font-family: var(--font-display);
    font-size: clamp(2rem, 9vw, 3rem);
    font-weight: 700;
    letter-spacing: -0.03em;
    text-decoration: none;
    color: var(--text-primary);
    padding: 0.45rem 0;
    opacity: 0;
    transform: translateY(26px);
    transition: opacity var(--dur-smooth) var(--ease-physical), transform var(--dur-smooth) var(--ease-physical);
}

.mobile-nav a .mono-label { font-size: 0.8rem; }

.mobile-nav a[aria-current="page"] { color: var(--accent); }

body.nav-open .mobile-nav a { opacity: 1; transform: translateY(0); }
body.nav-open .mobile-nav li:nth-child(1) a { transition-delay: 0.08s; }
body.nav-open .mobile-nav li:nth-child(2) a { transition-delay: 0.15s; }
body.nav-open .mobile-nav li:nth-child(3) a { transition-delay: 0.22s; }
body.nav-open .mobile-nav li:nth-child(4) a { transition-delay: 0.29s; }

.mobile-nav-foot {
    margin-top: 3rem;
    display: flex;
    gap: 1.5rem;
    opacity: 0;
    transition: opacity var(--dur-smooth) ease 0.4s;
}

body.nav-open .mobile-nav-foot { opacity: 1; }

@media (max-width: 780px) {
    .nav-links, .nav-wrapper .btn-secondary { display: none; }
    .nav-menu-btn { display: inline-flex; }
}

/* --------------------------------------------------------------------------
   Ambient layer — atmosphere behind everything. //meow video lives here.
   -------------------------------------------------------------------------- */
.ambient-layer {
    position: fixed;
    inset: 0;
    z-index: -1;
    overflow: hidden;
    pointer-events: none;
    /* the world breathes into existence slightly after the interface */
    opacity: 0;
    transition: opacity 2.2s ease 0.35s;
}

body.booted .ambient-layer,
html.no-js .ambient-layer {
    opacity: 1;
}

.ambient-video {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0;
    transition: opacity 2s ease;
}

.ambient-video.is-playing {
    opacity: 0.14;
}

.ambient-canvas {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
}

.ambient-glow {
    position: absolute;
    border-radius: 50%;
    filter: blur(90px);
    opacity: calc(0.8 * var(--scene-intensity));
    transition: background var(--dur-cinematic) ease;
}

.glow-a {
    width: 55vmax;
    height: 55vmax;
    top: -22vmax;
    left: -12vmax;
    background: radial-gradient(circle, var(--scene-glow-a) 0%, transparent 65%);
    animation: drift-a 26s ease-in-out infinite alternate;
}

.glow-b {
    width: 48vmax;
    height: 48vmax;
    bottom: -20vmax;
    right: -14vmax;
    background: radial-gradient(circle, var(--scene-glow-b) 0%, transparent 65%);
    animation: drift-b 32s ease-in-out infinite alternate;
}

/* translate/scale properties, so the scroll engine's transform composes */
@keyframes drift-a {
    from { translate: 0 0; scale: 1; }
    to   { translate: 6vmax 4vmax; scale: 1.12; }
}

@keyframes drift-b {
    from { translate: 0 0; scale: 1.08; }
    to   { translate: -5vmax -4vmax; scale: 0.96; }
}

/* Light that follows the pointer — atmosphere, not spotlight. */
.mouse-light {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    background: radial-gradient(560px circle at var(--mx, 50%) var(--my, 35%), var(--mouse-light), transparent 70%);
    opacity: 0;
    transition: opacity 2.2s ease 0.6s;
}

body.booted .mouse-light,
html.no-js .mouse-light {
    opacity: 1;
}

/* Film grain keeps large gradients from banding. */
.noise-overlay {
    position: fixed;
    inset: -50%;
    z-index: 999;
    pointer-events: none;
    opacity: 0.04;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='240' height='240'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* --------------------------------------------------------------------------
   Custom cursor — dot leads, ring follows, labels speak.
   Only exists for fine pointers; touch devices never see it.
   -------------------------------------------------------------------------- */
@media (pointer: fine) {
    body.has-cursor,
    body.has-cursor a,
    body.has-cursor button,
    body.has-cursor [role="button"],
    body.has-cursor summary,
    body.has-cursor input,
    body.has-cursor label {
        cursor: none;
    }

    .cursor-dot,
    .cursor-ring {
        position: fixed;
        top: 0;
        left: 0;
        z-index: 10000;
        pointer-events: none;
        border-radius: var(--radius-pill);
        opacity: 0;
    }

    .cursor-dot {
        width: 6px;
        height: 6px;
        margin: -3px 0 0 -3px;
        background: var(--text-primary);
        transition: opacity var(--dur-quick) ease, transform var(--dur-instant) ease;
    }

    .cursor-ring {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 34px;
        height: 34px;
        margin: -17px 0 0 -17px;
        border: 1.5px solid var(--border-active);
        transition:
            width var(--dur-quick) var(--ease-spring),
            height var(--dur-quick) var(--ease-spring),
            margin var(--dur-quick) var(--ease-spring),
            border-color var(--dur-quick) ease,
            background-color var(--dur-quick) ease,
            opacity var(--dur-quick) ease;
    }

    body.cursor-visible .cursor-dot,
    body.cursor-visible .cursor-ring {
        opacity: 1;
    }

    /* a tiny welcome — the ring glows once as the interface settles */
    body.booted .cursor-ring {
        animation: cursor-welcome 1.8s var(--ease-physical) 0.9s 1;
    }

    @keyframes cursor-welcome {
        0%, 100% { box-shadow: 0 0 0 0 transparent; }
        45% { box-shadow: 0 0 26px 5px var(--accent-glow); border-color: var(--accent); }
    }

    .cursor-label {
        font-family: var(--font-display);
        font-size: 0.72rem;
        font-weight: 600;
        letter-spacing: 0.01em;
        color: var(--text-inverse);
        opacity: 0;
        white-space: nowrap;
        transform: scale(0.7);
        transition: opacity var(--dur-quick) ease, transform var(--dur-quick) var(--ease-spring);
    }

    /* Contextual state: the ring becomes a spoken pill */
    .cursor-ring.has-label {
        width: auto;
        height: 34px;
        padding-inline: 14px;
        margin: -17px 0 0 0;
        transform: translateX(-50%);
        background: var(--text-primary);
        border-color: var(--text-primary);
    }

    .cursor-ring.has-label .cursor-label {
        opacity: 1;
        transform: scale(1);
    }

    body.cursor-pressed .cursor-dot { transform: scale(2.2); }
    body.cursor-hidden .cursor-dot,
    body.cursor-hidden .cursor-ring { opacity: 0; }
}

@media (pointer: coarse) {
    .cursor-dot, .cursor-ring { display: none; }
}

/* --------------------------------------------------------------------------
   Boot sequence — the first-visit cinematic, and the short reload veil.
   -------------------------------------------------------------------------- */
.boot-gate {
    position: fixed;
    inset: 0;
    z-index: 9000;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-deep);
    transition: opacity 0.9s var(--ease-cinematic), visibility 0.9s;
}

.boot-gate[hidden] { display: none; }

body.booted .boot-gate {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.boot-stage {
    position: absolute;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.4rem;
    opacity: 0;
    transform: translateY(14px);
    transition: opacity 0.6s var(--ease-physical), transform 0.6s var(--ease-physical);
    pointer-events: none;
}

.boot-stage.is-active { opacity: 1; transform: translateY(0); }
.boot-stage.is-leaving { opacity: 0; transform: translateY(-14px); }

.boot-track {
    width: 200px;
    height: 2px;
    border-radius: var(--radius-pill);
    background: var(--border-subtle);
    overflow: hidden;
}

.boot-fill {
    width: 0%;
    height: 100%;
    background: linear-gradient(90deg, var(--accent), var(--accent-warm));
    box-shadow: 0 0 12px var(--accent-glow);
    transition: width 0.35s var(--ease-physical);
}

.boot-status {
    font-family: var(--font-mono);
    font-size: var(--size-micro);
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--text-muted);
    min-height: 1.2em;
}

.boot-greeting {
    font-family: var(--font-display);
    font-size: clamp(1.3rem, 3vw, 1.8rem);
    font-weight: 500;
    letter-spacing: -0.02em;
    text-align: center;
    padding-inline: 1.5rem;
}

/* Monogram ignition */
.boot-monogram {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 200px;
    height: 200px;
}

.boot-monogram .beam {
    position: absolute;
    width: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--text-primary), transparent);
    box-shadow: 0 0 24px var(--accent-glow), 0 0 48px var(--warm-glow);
    opacity: 0;
    transition: width 0.8s var(--ease-cinematic), height 0.7s var(--ease-cinematic), opacity 0.5s ease;
}

.boot-monogram .ring {
    position: absolute;
    width: 116px;
    height: 116px;
    border-radius: 50%;
    border: 1px solid transparent;
    background: radial-gradient(circle, var(--accent-soft) 0%, transparent 70%);
    opacity: 0;
    transform: scale(0.55);
    transition: transform 0.9s var(--ease-spring), opacity 0.9s ease, border-color 0.9s ease, box-shadow 0.9s ease;
}

.boot-monogram .mark {
    position: relative;
    z-index: 2;
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 800;
    letter-spacing: -0.05em;
    opacity: 0;
    transform: translateY(16px);
    transition: opacity 0.7s var(--ease-physical), transform 0.7s var(--ease-physical);
}

.boot-gate.step-beam .beam { width: 240px; opacity: 1; }
.boot-gate.step-ring .ring {
    opacity: 1;
    transform: scale(1);
    border-color: var(--border-active);
    box-shadow: 0 0 46px var(--accent-glow);
}
.boot-gate.step-ring .mark { opacity: 1; transform: translateY(0); }
.boot-gate.step-bloom .beam { width: 150vmax; height: 150vmax; opacity: 0; border-radius: 50%; }
.boot-gate.step-bloom .ring,
.boot-gate.step-bloom .mark { opacity: 0; transform: scale(1.1); }

.boot-skip {
    position: absolute;
    bottom: 2rem;
    right: 2rem;
    background: none;
    border: none;
    font-family: var(--font-mono);
    font-size: var(--size-micro);
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--text-muted);
    cursor: pointer;
    padding: 0.5rem;
    opacity: 0;
    transition: opacity var(--dur-smooth) ease, color var(--dur-quick) ease;
}

.boot-skip.is-visible { opacity: 1; }
.boot-skip:hover { color: var(--text-primary); }

/* --------------------------------------------------------------------------
   Page transition veil — navigation feels continuous, never a cut.
   -------------------------------------------------------------------------- */
.page-veil {
    position: fixed;
    inset: 0;
    z-index: 8000;
    background: var(--bg-deep);
    display: flex;
    align-items: center;
    justify-content: center;
    transform: translateY(101%);
    pointer-events: none;
}

.page-veil .veil-mark {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 800;
    letter-spacing: -0.05em;
    color: var(--text-muted);
    opacity: 0;
}

/* Arriving from an internal link: the veil is already covering. */
html.arriving .page-veil {
    transform: translateY(0);
}

html.arriving .boot-gate {
    display: none;
}

body.veil-in .page-veil {
    transform: translateY(0);
    transition: transform 0.42s var(--ease-cinematic);
}

body.veil-in .page-veil .veil-mark {
    opacity: 1;
    transition: opacity 0.25s ease 0.18s;
}

body.veil-out .page-veil {
    transform: translateY(-101%);
    transition: transform 0.5s var(--ease-cinematic) 0.05s;
}

/* --------------------------------------------------------------------------
   Arrival — interface awakening (staggered), driven by body.booted
   -------------------------------------------------------------------------- */
.awaken {
    opacity: 0;
    transform: translateY(24px);
    transition:
        opacity 0.9s var(--ease-physical),
        transform 0.9s var(--ease-physical);
}

body.booted .awaken {
    opacity: 1;
    transform: translateY(0);
    transition-delay: calc(var(--awaken-i, 0) * 90ms + 120ms);
}

/* Hero title lines rise out of a mask, one line at a time. */
.line-mask {
    display: block;
    overflow: hidden;
    padding-block: 0.06em;
}

.line-mask > span {
    display: block;
    transform: translateY(115%);
    transition: transform 1s var(--ease-cinematic);
}

body.booted .line-mask > span {
    transform: translateY(0);
    transition-delay: calc(var(--line-i, 0) * 110ms + 180ms);
}

/* --------------------------------------------------------------------------
   Scroll reveal system — sections share rhythm, not identical motion.
   -------------------------------------------------------------------------- */
[data-reveal] {
    opacity: 0;
    transition:
        opacity 1.05s var(--ease-physical),
        transform 1.05s var(--ease-physical),
        filter 1.05s var(--ease-physical);
    transition-delay: calc(var(--reveal-i, 0) * 90ms);
    will-change: opacity, transform;
}

[data-reveal="up"]    { transform: translateY(34px); }
[data-reveal="left"]  { transform: translateX(-34px); }
[data-reveal="right"] { transform: translateX(34px); }
[data-reveal="scale"] { transform: scale(0.94); }
[data-reveal="blur"]  { filter: blur(8px); transform: translateY(12px); }
[data-reveal="fade"]  { transform: none; }

.is-revealed[data-reveal] {
    opacity: 1;
    transform: none;
    filter: none;
}

/* --------------------------------------------------------------------------
   Cards — glass panels that lift and catch light.
   JS feeds --gx / --gy so the sheen follows the pointer.
   -------------------------------------------------------------------------- */
.lift-card {
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-rest);
}

.lift-card::before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: 1;
    pointer-events: none;
    opacity: 0;
    background: radial-gradient(480px circle at var(--gx, 50%) var(--gy, 50%), rgba(235, 232, 255, 0.07), transparent 55%);
    transition: opacity var(--dur-smooth) ease;
}

[data-theme="light"] .lift-card::before {
    background: radial-gradient(480px circle at var(--gx, 50%) var(--gy, 50%), rgba(124, 83, 240, 0.08), transparent 55%);
}

.lift-card:hover {
    /* lift plus a fraction of a degree of lean toward the pointer */
    transform: perspective(1100px) translateY(-5px)
        rotateX(var(--tilt-x, 0deg)) rotateY(var(--tilt-y, 0deg));
    border-color: var(--border-active);
    box-shadow: var(--shadow-lift);
}

.lift-card:hover::before {
    opacity: 1;
}

/* --------------------------------------------------------------------------
   Footer — closure, quietly alive.
   -------------------------------------------------------------------------- */
.footer-wrapper {
    margin-top: var(--space-section);
    border-top: 1px solid var(--border-subtle);
    background: linear-gradient(to bottom, transparent, var(--accent-soft));
}

.footer-inner {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 2.5rem;
    padding-block: 3.5rem 2.5rem;
    align-items: end;
}

.footer-brand {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 1.6rem;
    letter-spacing: -0.05em;
}

.footer-tagline {
    margin-top: 0.4rem;
    color: var(--text-secondary);
    font-size: var(--size-small);
    max-width: 34ch;
}

.footer-meta {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 0.65rem;
    text-align: right;
}

.footer-links {
    display: flex;
    gap: 1.4rem;
    list-style: none;
}

.footer-links a {
    font-size: var(--size-small);
    color: var(--text-secondary);
    text-decoration: none;
    transition: color var(--dur-quick) ease;
}

.footer-links a:hover { color: var(--text-primary); }

.footer-fineprint {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
    padding-block: 1.4rem;
    border-top: 1px solid var(--border-subtle);
    font-size: var(--size-micro);
    font-family: var(--font-mono);
    letter-spacing: 0.08em;
    color: var(--text-muted);
}

button.kbd-hint {
    background: none;
    border: none;
    padding: 0;
    color: inherit;
    font: inherit;
    letter-spacing: inherit;
    cursor: pointer;
    transition: color var(--dur-quick) ease;
}

button.kbd-hint:hover {
    color: var(--text-primary);
}

.footer-fineprint .kbd-hint kbd {
    font-family: inherit;
    padding: 0.15rem 0.4rem;
    border: 1px solid var(--border-subtle);
    border-bottom-width: 2px;
    border-radius: var(--radius-xs);
    background: var(--surface-glass);
}

@media (max-width: 640px) {
    .footer-inner { grid-template-columns: 1fr; }
    .footer-meta { align-items: flex-start; text-align: left; }
}

/* --------------------------------------------------------------------------
   Command palette — ⌘K / Ctrl+K
   -------------------------------------------------------------------------- */
.palette-backdrop {
    position: fixed;
    inset: 0;
    z-index: 9500;
    display: flex;
    justify-content: center;
    align-items: flex-start;
    padding: 16vh var(--content-pad) 0;
    background: color-mix(in srgb, var(--bg-deep) 55%, transparent);
    -webkit-backdrop-filter: blur(6px);
    backdrop-filter: blur(6px);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--dur-quick) ease, visibility 0s linear var(--dur-quick);
}

body.palette-open .palette-backdrop {
    opacity: 1;
    visibility: visible;
    transition-delay: 0s;
}

.palette-panel {
    width: min(560px, 100%);
    border-radius: var(--radius-lg);
    background: var(--surface-glass-strong);
    -webkit-backdrop-filter: blur(24px) saturate(1.4);
    backdrop-filter: blur(24px) saturate(1.4);
    border: 1px solid var(--border-subtle);
    box-shadow: var(--shadow-lift);
    overflow: hidden;
    transform: translateY(14px) scale(0.98);
    transition: transform var(--dur-quick) var(--ease-spring);
}

body.palette-open .palette-panel {
    transform: translateY(0) scale(1);
}

.palette-input {
    width: 100%;
    padding: 1.1rem 1.4rem;
    background: transparent;
    border: none;
    border-bottom: 1px solid var(--border-subtle);
    font: inherit;
    font-size: 1rem;
    color: var(--text-primary);
    outline: none;
}

.palette-input::placeholder { color: var(--text-muted); }

.palette-list {
    list-style: none;
    max-height: 320px;
    overflow-y: auto;
    padding: 0.5rem;
}

.palette-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    width: 100%;
    padding: 0.75rem 0.95rem;
    border: none;
    border-radius: var(--radius-sm);
    background: transparent;
    text-align: left;
    font-size: var(--size-small);
    color: var(--text-secondary);
    cursor: pointer;
    transition: background-color var(--dur-instant) ease, color var(--dur-instant) ease;
}

.palette-item .mono-label { letter-spacing: 0.1em; }

.palette-item.is-selected,
.palette-item:hover {
    background: var(--accent-soft);
    color: var(--text-primary);
}

.palette-empty {
    padding: 1.5rem;
    text-align: center;
    color: var(--text-muted);
    font-size: var(--size-small);
}

/* --------------------------------------------------------------------------
   Toasts — quiet confirmations, bottom center.
   -------------------------------------------------------------------------- */
.toast-region {
    position: fixed;
    bottom: 1.6rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 9600;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.6rem;
    pointer-events: none;
}

.toast {
    display: flex;
    align-items: center;
    gap: 0.7rem;
    padding: 0.75rem 1.3rem;
    border-radius: var(--radius-pill);
    background: var(--surface-glass-strong);
    -webkit-backdrop-filter: blur(18px);
    backdrop-filter: blur(18px);
    border: 1px solid var(--border-subtle);
    box-shadow: var(--shadow-rest);
    font-size: var(--size-small);
    color: var(--text-primary);
    animation: toast-in 0.45s var(--ease-spring);
}

.toast.is-leaving {
    animation: toast-out 0.4s var(--ease-physical) forwards;
}

.toast-icon { color: var(--accent); }

@keyframes toast-in {
    from { opacity: 0; transform: translateY(16px) scale(0.94); }
    to   { opacity: 1; transform: translateY(0) scale(1); }
}

@keyframes toast-out {
    to { opacity: 0; transform: translateY(10px) scale(0.96); }
}

/* --------------------------------------------------------------------------
   Modal system — project details, focus-trapped.
   -------------------------------------------------------------------------- */
.modal-backdrop {
    position: fixed;
    inset: 0;
    z-index: 9400;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--content-pad);
    background: color-mix(in srgb, var(--bg-deep) 65%, transparent);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--dur-smooth) ease, visibility 0s linear var(--dur-smooth);
}

body.modal-open .modal-backdrop {
    opacity: 1;
    visibility: visible;
    transition-delay: 0s;
}

body.modal-open { overflow: hidden; }

.modal-panel {
    width: min(680px, 100%);
    max-height: min(82vh, 760px);
    overflow-y: auto;
    border-radius: var(--radius-lg);
    background: var(--surface-glass-strong);
    -webkit-backdrop-filter: blur(28px) saturate(1.4);
    backdrop-filter: blur(28px) saturate(1.4);
    border: 1px solid var(--border-subtle);
    box-shadow: var(--shadow-lift);
    padding: clamp(1.6rem, 4vw, 2.6rem);
    transform: translateY(26px) scale(0.97);
    transition: transform var(--dur-smooth) var(--ease-spring);
}

body.modal-open .modal-panel {
    transform: translateY(0) scale(1);
}

.modal-close {
    float: right;
    margin: -0.4rem -0.4rem 0 1rem;
}

.modal-panel h3 {
    font-size: var(--size-h3);
    margin-bottom: 0.35rem;
}

.modal-panel .modal-kicker { margin-bottom: 1.2rem; display: block; }

.modal-section { margin-top: 1.6rem; }

.modal-section h4 {
    font-family: var(--font-mono);
    font-size: var(--size-micro);
    font-weight: 500;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 0.5rem;
}

.modal-section p { color: var(--text-secondary); font-size: var(--size-small); }

.modal-tags { margin-top: 1.8rem; display: flex; flex-wrap: wrap; gap: 0.5rem; }

/* --------------------------------------------------------------------------
   Page head — shared opening chapter for inner pages.
   -------------------------------------------------------------------------- */
.page-head {
    padding-top: clamp(8.5rem, 18vh, 12rem);
    padding-bottom: clamp(2.5rem, 6vh, 4rem);
}

.page-head .mono-label {
    display: block;
    margin-bottom: 1.1rem;
    color: var(--accent);
}

.page-title {
    font-size: var(--size-hero);
    margin-bottom: 1.5rem;
}

.page-title em { font-style: normal; }

.page-lede {
    font-size: 1.08rem;
    color: var(--text-secondary);
    max-width: 52ch;
}

/* --------------------------------------------------------------------------
   Status chips — honest labels, never badges of hype.
   -------------------------------------------------------------------------- */
.status-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.24rem 0.7rem;
    border-radius: var(--radius-pill);
    border: 1px solid var(--border-subtle);
    font-family: var(--font-mono);
    font-size: var(--size-micro);
    letter-spacing: 0.08em;
    color: var(--text-muted);
    white-space: nowrap;
}

.status-chip--active {
    color: var(--accent);
    border-color: color-mix(in srgb, var(--accent) 35%, transparent);
    background: var(--accent-soft);
}

.status-chip--live {
    color: var(--ok);
    border-color: color-mix(in srgb, var(--ok) 35%, transparent);
    background: color-mix(in srgb, var(--ok) 8%, transparent);
}

/* --------------------------------------------------------------------------
   Call-to-action patterns — invitations, shared across pages.
   -------------------------------------------------------------------------- */
.cta-band {
    position: relative;
    border-radius: var(--radius-lg);
    padding: clamp(2.6rem, 7vw, 4.5rem);
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    overflow: hidden;
}

.cta-band h2 { font-size: var(--size-h2); max-width: 18ch; }

.cta-band p { color: var(--text-secondary); }

.cta-band .btn { margin-top: 0.8rem; }

.cta-scene {
    position: absolute;
    inset: 0;
    z-index: -1;
    background:
        radial-gradient(circle at 20% 110%, var(--accent-soft), transparent 55%),
        radial-gradient(circle at 85% -10%, var(--warm-glow), transparent 50%);
}

.cta-inline {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    flex-wrap: wrap;
    padding: clamp(1.8rem, 4vw, 2.6rem);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-subtle);
    background: linear-gradient(120deg, var(--accent-soft), transparent 60%);
}

.cta-inline p {
    font-family: var(--font-display);
    font-size: var(--size-h3);
    font-weight: 600;
    letter-spacing: -0.02em;
}

/* --------------------------------------------------------------------------
   Theme sweep — light crosses the interface when identities change.
   -------------------------------------------------------------------------- */
html.theme-sweeping::view-transition-old(root),
html.theme-sweeping::view-transition-new(root) {
    animation: none;
    mix-blend-mode: normal;
}

html.theme-sweeping::view-transition-new(root) {
    clip-path: circle(0px at var(--theme-x, 50%) var(--theme-y, 0%));
    animation: theme-sweep 0.7s var(--ease-cinematic) forwards;
}

@keyframes theme-sweep {
    to { clip-path: circle(150vmax at var(--theme-x, 50%) var(--theme-y, 0%)); }
}

/* --------------------------------------------------------------------------
   No JavaScript — the document stays fully readable.
   -------------------------------------------------------------------------- */
html.no-js .awaken,
html.no-js .line-mask > span,
html.no-js [data-reveal] {
    opacity: 1;
    transform: none;
    filter: none;
}

html.no-js .boot-gate,
html.no-js .page-veil {
    display: none;
}

/* --------------------------------------------------------------------------
   Reduced motion — decorative motion off, meaning preserved.
   -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        transition-delay: 0ms !important;
    }

    .awaken,
    .line-mask > span,
    [data-reveal] {
        opacity: 1 !important;
        transform: none !important;
        filter: none !important;
    }

    .ambient-glow, .ambient-canvas, .noise-overlay { display: none; }
    .cursor-dot, .cursor-ring { display: none !important; }
    body.has-cursor, body.has-cursor a, body.has-cursor button { cursor: auto; }

    ::view-transition-new(root) { animation: none; clip-path: none; }
}