/* ============================================================================
   SulyEye - components
   ========================================================================== */

@layer components {

  /* =========================================================== buttons ==== */

  .btn {
    --btn-bg: var(--brand);
    --btn-fg: var(--text-on-brand);
    --btn-line: transparent;

    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.6em;
    padding: 0.9em 1.6em;
    border: 1px solid var(--btn-line);
    border-radius: var(--radius-pill);
    background: var(--btn-bg);
    color: var(--btn-fg);
    font-weight: 650;
    font-size: var(--step--1);
    line-height: 1;
    letter-spacing: 0.005em;
    text-decoration: none;
    cursor: pointer;
    isolation: isolate;
    overflow: hidden;
    white-space: nowrap;
    transition: transform var(--dur-base) var(--ease-spring),
                box-shadow var(--dur-base) var(--ease-out-soft),
                background-color var(--dur-base) var(--ease-out-soft),
                color var(--dur-base) var(--ease-out-soft),
                border-color var(--dur-base) var(--ease-out-soft);
  }

  /* A light sweeps across the face on hover - one gesture, not a colour flash. */
  .btn::before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: -1;
    background: linear-gradient(
      100deg,
      transparent 20%,
      color-mix(in oklab, #fff 32%, transparent) 50%,
      transparent 80%
    );
    transform: translateX(-120%);
    transition: transform var(--dur-slow) var(--ease-out-quart);
  }

  :root[dir="rtl"] .btn::before { transform: translateX(120%); }

  .btn:hover::before,
  .btn:focus-visible::before { transform: translateX(0); }

  .btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-brand);
  }

  .btn:active { transform: translateY(0) scale(0.985); }

  .btn--ghost {
    --btn-bg: transparent;
    --btn-fg: var(--text);
    --btn-line: var(--line-strong);
  }

  .btn--ghost:hover {
    --btn-line: var(--brand);
    --btn-fg: var(--brand);
    box-shadow: none;
  }

  .btn--quiet {
    --btn-bg: transparent;
    --btn-fg: var(--text-soft);
    --btn-line: transparent;
    padding-inline: 0.9em;
  }

  .btn--quiet:hover { --btn-fg: var(--text); box-shadow: none; }

  .btn--accent { --btn-bg: var(--accent); --btn-fg: #fff; }

  :root[data-theme="dark"] .btn--accent,
  :root:not([data-theme="light"]) .btn--accent { --btn-fg: #06121f; }

  .btn--lg { padding: 1.1em 2em; font-size: var(--step-0); }
  .btn--block { inline-size: 100%; }

  /* The arrow leans forward on hover; mirrored automatically for Kurdish. */
  .btn__arrow {
    inline-size: 1.05em;
    block-size: 1.05em;
    transition: transform var(--dur-base) var(--ease-out-quart);
  }

  .btn:hover .btn__arrow { transform: translateX(3px); }
  :root[dir="rtl"] .btn__arrow { transform: scaleX(-1); }
  :root[dir="rtl"] .btn:hover .btn__arrow { transform: scaleX(-1) translateX(3px); }

  /* A text link that draws its own underline on hover. */
  .link-underline {
    position: relative;
    text-decoration: none;
    font-weight: 600;
    color: var(--brand);
  }

  .link-underline::after {
    content: "";
    position: absolute;
    inset-inline: 0;
    inset-block-end: -3px;
    block-size: 1.5px;
    background: currentColor;
    transform: scaleX(0);
    transform-origin: inline-start;
    transition: transform var(--dur-base) var(--ease-out-quart);
  }

  .link-underline:hover::after,
  .link-underline:focus-visible::after { transform: scaleX(1); }

  /* ============================================================= chips ==== */

  .chip {
    display: inline-flex;
    align-items: center;
    gap: 0.5em;
    padding: 0.45em 0.95em;
    border-radius: var(--radius-pill);
    border: 1px solid var(--line);
    background: color-mix(in oklab, var(--surface) 70%, transparent);
    font-size: var(--step--2);
    font-weight: 600;
    color: var(--text-soft);
    backdrop-filter: blur(8px);
  }

  .chip--brand {
    border-color: color-mix(in oklab, var(--brand) 35%, transparent);
    background: var(--brand-soft);
    color: var(--brand);
  }

  .chip--accent {
    border-color: color-mix(in oklab, var(--accent) 40%, transparent);
    background: var(--accent-soft);
    color: var(--accent);
  }

  /* ============================================================= cards ==== */

  .card {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: var(--space-s);
    padding: var(--space-l);
    border-radius: var(--radius-l);
    border: 1px solid var(--line);
    background: var(--surface);
    box-shadow: var(--shadow-s);
    overflow: hidden;
    transition: transform var(--dur-slow) var(--ease-out-quart),
                box-shadow var(--dur-slow) var(--ease-out-quart),
                border-color var(--dur-base) var(--ease-out-soft);
  }

  /* The pointer position is written to --mx/--my by app.js, so the sheen tracks
     the cursor across the card instead of just fading in place. */
  .card--interactive::before {
    content: "";
    position: absolute;
    inset: -1px;
    border-radius: inherit;
    opacity: 0;
    pointer-events: none;
    background: radial-gradient(
      420px circle at var(--mx, 50%) var(--my, 0%),
      color-mix(in oklab, var(--brand) 16%, transparent),
      transparent 62%
    );
    transition: opacity var(--dur-slow) var(--ease-out-soft);
  }

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

  .card--interactive:hover {
    transform: translateY(-6px);
    border-color: color-mix(in oklab, var(--brand) 32%, var(--line));
    box-shadow: var(--shadow-l);
  }

  .card__index {
    font-family: var(--font-mono);
    font-size: var(--step--2);
    color: var(--text-muted);
    letter-spacing: var(--tracking-wide);
  }

  .card__title {
    font-size: var(--step-2);
    font-family: var(--font-display);
  }

  .card__body {
    color: var(--text-soft);
    font-size: var(--step--1);
    line-height: var(--leading-normal);
  }

  .card__foot {
    margin-block-start: auto;
    padding-block-start: var(--space-s);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-s);
    border-block-start: 1px solid var(--line-faint);
    font-size: var(--step--2);
    color: var(--text-muted);
  }

  /* Icon plate. The tint follows the card's accent so the grid has rhythm
     without six different card designs. */
  .icon-plate {
    inline-size: 3.25rem;
    block-size: 3.25rem;
    display: grid;
    place-items: center;
    border-radius: var(--radius-m);
    background: var(--brand-soft);
    color: var(--brand);
    border: 1px solid color-mix(in oklab, var(--brand) 22%, transparent);
    transition: transform var(--dur-slow) var(--ease-spring),
                background-color var(--dur-base) var(--ease-out-soft);
  }

  .icon-plate svg { inline-size: 1.5rem; block-size: 1.5rem; }

  .card--interactive:hover .icon-plate { transform: rotate(-6deg) scale(1.06); }
  :root[dir="rtl"] .card--interactive:hover .icon-plate { transform: rotate(6deg) scale(1.06); }

  [data-accent="amber"] .icon-plate {
    background: var(--accent-soft);
    color: var(--accent);
    border-color: color-mix(in oklab, var(--accent) 26%, transparent);
  }

  [data-accent="lumen"] .icon-plate {
    background: color-mix(in oklab, var(--lumen) 14%, transparent);
    color: color-mix(in oklab, var(--lumen) 78%, var(--text));
    border-color: color-mix(in oklab, var(--lumen) 30%, transparent);
  }

  /* ============================================================ header ==== */

  .site-header {
    position: sticky;
    inset-block-start: 0;
    z-index: var(--z-header);
    inline-size: 100%;
    transition: background-color var(--dur-base) var(--ease-out-soft),
                border-color var(--dur-base) var(--ease-out-soft),
                backdrop-filter var(--dur-base) var(--ease-out-soft);
    border-block-end: 1px solid transparent;
  }

  .site-header[data-stuck="true"] {
    background: var(--glass);
    border-block-end-color: var(--glass-line);
    backdrop-filter: blur(16px) saturate(150%);
  }

  .site-header__inner {
    block-size: var(--header-h);
    display: flex;
    align-items: center;
    gap: var(--space-m);
  }

  .brand {
    display: inline-flex;
    align-items: center;
    gap: 0.7rem;
    text-decoration: none;
    font-family: var(--font-display);
    font-size: 1.2rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--text);
    flex-shrink: 0;
  }

  .brand__mark {
    inline-size: 2.1rem;
    block-size: 2.1rem;
    flex-shrink: 0;
  }

  .brand__word b { color: var(--brand); font-weight: inherit; }

  .nav {
    position: relative; /* the sliding pill is absolutely placed against this */
    display: flex;
    align-items: center;
    gap: 0.15rem;
    margin-inline-start: auto;
  }

  .nav__link {
    position: relative;
    padding: 0.55rem 0.9rem;
    border-radius: var(--radius-pill);
    font-size: var(--step--1);
    font-weight: 600;
    color: var(--text-soft);
    text-decoration: none;
    transition: color var(--dur-fast) var(--ease-out-soft);
  }

  .nav__link:hover { color: var(--text); }

  /* One shared pill slides between items rather than each item drawing its own
     background - that is the difference between "a nav" and "a nav that moves". */
  /* `left`, not `inset-inline-start`: the pill is driven by offsetLeft, which is
     a physical measurement, so its anchor has to be physical too. Without this
     the pill takes its static position - the right-hand edge under RTL - and
     the translate sends it off the end of the bar. */
  .nav__pill {
    position: absolute;
    left: 0;
    inset-block: 4px;
    border-radius: var(--radius-pill);
    background: color-mix(in oklab, var(--brand) 12%, transparent);
    border: 1px solid color-mix(in oklab, var(--brand) 20%, transparent);
    pointer-events: none;
    opacity: 0;
    transition: transform var(--dur-base) var(--ease-out-quart),
                inline-size var(--dur-base) var(--ease-out-quart),
                opacity var(--dur-fast) linear;
  }

  .nav__link[aria-current="page"] { color: var(--brand); }

  .header-tools {
    display: flex;
    align-items: center;
    gap: var(--space-2xs);
    flex-shrink: 0;
  }

  /* ------------------------------------------------ theme + language ----- */

  .icon-btn {
    inline-size: 2.5rem;
    block-size: 2.5rem;
    display: grid;
    place-items: center;
    border-radius: var(--radius-pill);
    border: 1px solid var(--line);
    background: color-mix(in oklab, var(--surface) 55%, transparent);
    color: var(--text-soft);
    cursor: pointer;
    transition: color var(--dur-fast) var(--ease-out-soft),
                border-color var(--dur-fast) var(--ease-out-soft),
                transform var(--dur-base) var(--ease-spring);
  }

  .icon-btn:hover {
    color: var(--brand);
    border-color: var(--brand);
    transform: translateY(-1px);
  }

  .icon-btn svg { inline-size: 1.15rem; block-size: 1.15rem; }

  /* Sun and moon share one button; the pair rotates through it. */
  .theme-toggle__glyphs {
    position: relative;
    inline-size: 1.15rem;
    block-size: 1.15rem;
  }

  .theme-toggle__glyphs svg {
    position: absolute;
    inset: 0;
    transition: transform var(--dur-slow) var(--ease-spring),
                opacity var(--dur-base) var(--ease-out-soft);
  }

  .theme-toggle__sun { opacity: 1; transform: rotate(0deg) scale(1); }
  .theme-toggle__moon { opacity: 0; transform: rotate(-90deg) scale(0.4); }

  :root[data-theme="dark"] .theme-toggle__sun,
  :root:not([data-theme="light"]) .theme-toggle__sun { opacity: 0; transform: rotate(90deg) scale(0.4); }
  :root[data-theme="dark"] .theme-toggle__moon,
  :root:not([data-theme="light"]) .theme-toggle__moon { opacity: 1; transform: rotate(0deg) scale(1); }

  @media (prefers-color-scheme: dark) {
    :root[data-theme="light"] .theme-toggle__sun { opacity: 1; transform: rotate(0deg) scale(1); }
    :root[data-theme="light"] .theme-toggle__moon { opacity: 0; transform: rotate(-90deg) scale(0.4); }
  }

  /* A two-position segmented switch: both languages stay visible, so a Kurdish
     speaker landing on the English page can see their language rather than
     having to open a menu and read English to find it. */
  .lang-switch {
    display: inline-flex;
    position: relative;
    padding: 3px;
    border-radius: var(--radius-pill);
    border: 1px solid var(--line);
    background: color-mix(in oklab, var(--surface) 55%, transparent);
  }

  .lang-switch__thumb {
    position: absolute;
    left: 0; /* physical, for the same reason as .nav__pill */
    inset-block: 3px;
    border-radius: var(--radius-pill);
    background: var(--brand);
    box-shadow: var(--shadow-s);
    transition: transform var(--dur-base) var(--ease-spring),
                inline-size var(--dur-base) var(--ease-out-quart);
  }

  .lang-switch__option {
    position: relative;
    z-index: 1;
    border: 0;
    background: none;
    cursor: pointer;
    padding: 0.4rem 0.75rem;
    border-radius: var(--radius-pill);
    font-size: var(--step--2);
    font-weight: 700;
    letter-spacing: 0.04em;
    color: var(--text-muted);
    transition: color var(--dur-base) var(--ease-out-soft);
  }

  .lang-switch__option[aria-pressed="true"] { color: var(--text-on-brand); }
  .lang-switch__option:hover[aria-pressed="false"] { color: var(--text); }

  /* Kurdish glyphs need their own font even inside a Latin page. */
  .lang-switch__option[lang="ckb"] { font-family: var(--font-sans), "Noto Sans Arabic"; }

  /* ------------------------------------------------------- mobile nav ---- */

  .nav-toggle { display: none; }

  .mobile-nav {
    position: fixed;
    inset: 0;
    z-index: var(--z-overlay);
    display: grid;
    grid-template-rows: var(--header-h) 1fr;
    background: var(--bg);
    visibility: hidden;
    opacity: 0;
    transition: opacity var(--dur-base) var(--ease-out-soft),
                visibility 0s linear var(--dur-base);
  }

  .mobile-nav[data-open="true"] {
    visibility: visible;
    opacity: 1;
    transition-delay: 0s;
  }

  .mobile-nav__list {
    list-style: none;
    padding: var(--gutter);
    margin: 0;
    display: grid;
    align-content: start;
    gap: 0.35rem;
  }

  .mobile-nav__link {
    display: block;
    padding: 0.75rem 0;
    font-family: var(--font-display);
    font-size: var(--step-4);
    text-decoration: none;
    border-block-end: 1px solid var(--line-faint);
    opacity: 0;
    transform: translateY(18px);
  }

  .mobile-nav[data-open="true"] .mobile-nav__link {
    animation: nav-item-in var(--dur-slow) var(--ease-out-quart) forwards;
    animation-delay: calc(var(--i, 0) * 60ms + 100ms);
  }

  @keyframes nav-item-in {
    to { opacity: 1; transform: translateY(0); }
  }

  @media (max-width: 60rem) {
    .nav { display: none; }
    .nav-toggle { display: grid; }
  }

  /* ============================================================= forms ==== */

  .field {
    display: grid;
    gap: 0.45rem;
  }

  .field__label {
    font-size: var(--step--2);
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--text-muted);
  }

  :root[dir="rtl"] .field__label { text-transform: none; letter-spacing: 0; }

  .field__control {
    inline-size: 100%;
    padding: 0.85rem 1rem;
    border-radius: var(--radius-s);
    border: 1px solid var(--line);
    background: var(--surface);
    color: var(--text);
    font-size: var(--step--1);
    transition: border-color var(--dur-fast) var(--ease-out-soft),
                box-shadow var(--dur-fast) var(--ease-out-soft),
                background-color var(--dur-fast) var(--ease-out-soft);
  }

  .field__control::placeholder { color: var(--text-muted); opacity: 0.7; }

  .field__control:hover { border-color: var(--line-strong); }

  .field__control:focus {
    outline: none;
    border-color: var(--brand);
    box-shadow: 0 0 0 4px var(--brand-ring);
  }

  textarea.field__control { min-block-size: 8rem; resize: vertical; }

  select.field__control {
    appearance: none;
    /* The caret is drawn on the trailing edge in both directions. */
    background-image: linear-gradient(45deg, transparent 50%, currentColor 50%),
                      linear-gradient(135deg, currentColor 50%, transparent 50%);
    background-position: right 1.1rem center, right 0.85rem center;
    background-size: 5px 5px, 5px 5px;
    background-repeat: no-repeat;
    padding-inline-end: 2.4rem;
  }

  :root[dir="rtl"] select.field__control {
    background-position: left 1.1rem center, left 0.85rem center;
    padding-inline-end: 1rem;
    padding-inline-start: 2.4rem;
  }

  .field__error,
  .field-validation-error {
    font-size: var(--step--2);
    color: var(--accent);
    font-weight: 600;
  }

  .input-validation-error {
    border-color: var(--accent);
    box-shadow: 0 0 0 4px color-mix(in oklab, var(--accent) 22%, transparent);
  }

  .honeypot {
    position: absolute;
    inline-size: 1px;
    block-size: 1px;
    overflow: hidden;
    clip-path: inset(50%);
  }

  .notice {
    display: flex;
    gap: 0.8rem;
    padding: var(--space-s) var(--space-m);
    border-radius: var(--radius-m);
    border: 1px solid color-mix(in oklab, var(--brand) 30%, transparent);
    background: var(--brand-soft);
    color: var(--brand-strong);
    font-size: var(--step--1);
    font-weight: 600;
  }

  .notice svg { inline-size: 1.25rem; block-size: 1.25rem; flex-shrink: 0; }

  /* ========================================================= accordion ==== */

  .accordion { border-block-start: 1px solid var(--line); }

  .accordion__item { border-block-end: 1px solid var(--line); }

  .accordion__trigger {
    inline-size: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-m);
    padding: var(--space-m) 0;
    background: none;
    border: 0;
    cursor: pointer;
    text-align: start;
    font-family: var(--font-display);
    font-size: var(--step-1);
    font-weight: 600;
    color: var(--text);
    transition: color var(--dur-fast) var(--ease-out-soft);
  }

  .accordion__trigger:hover { color: var(--brand); }

  .accordion__sign {
    position: relative;
    inline-size: 1.5rem;
    block-size: 1.5rem;
    flex-shrink: 0;
    border-radius: 50%;
    border: 1px solid var(--line-strong);
    transition: transform var(--dur-base) var(--ease-spring),
                border-color var(--dur-base) var(--ease-out-soft),
                background-color var(--dur-base) var(--ease-out-soft);
  }

  .accordion__sign::before,
  .accordion__sign::after {
    content: "";
    position: absolute;
    inset-inline-start: 50%;
    inset-block-start: 50%;
    background: currentColor;
    transform: translate(-50%, -50%);
    transition: transform var(--dur-base) var(--ease-spring),
                opacity var(--dur-fast) linear;
  }

  .accordion__sign::before { inline-size: 0.65rem; block-size: 1.5px; }
  .accordion__sign::after { inline-size: 1.5px; block-size: 0.65rem; }

  .accordion__trigger[aria-expanded="true"] { color: var(--brand); }
  .accordion__trigger[aria-expanded="true"] .accordion__sign {
    border-color: var(--brand);
    transform: rotate(180deg);
  }
  .accordion__trigger[aria-expanded="true"] .accordion__sign::after {
    transform: translate(-50%, -50%) scaleY(0);
    opacity: 0;
  }

  /* grid-template-rows animates where block-size:auto cannot. */
  .accordion__panel {
    display: grid;
    grid-template-rows: 0fr;
    transition: grid-template-rows var(--dur-slow) var(--ease-out-quart);
  }

  .accordion__panel[data-open="true"] { grid-template-rows: 1fr; }

  .accordion__panel > div { overflow: hidden; }

  .accordion__panel p {
    padding-block-end: var(--space-m);
    color: var(--text-soft);
    max-inline-size: 68ch;
  }

  /* =========================================================== marquee ==== */

  .marquee {
    display: flex;
    overflow: hidden;
    gap: 0;
    mask-image: linear-gradient(to right, transparent, #000 12%, #000 88%, transparent);
    user-select: none;
  }

  .marquee__track {
    display: flex;
    flex-shrink: 0;
    gap: var(--space-2xl);
    padding-inline-end: var(--space-2xl);
    min-inline-size: 100%;
    animation: marquee-scroll 42s linear infinite;
  }

  /* Direction is a visual property here, not a text property: the strip should
     travel toward the reader's origin in both scripts. */
  :root[dir="rtl"] .marquee__track { animation-direction: reverse; }

  .marquee:hover .marquee__track { animation-play-state: paused; }

  @keyframes marquee-scroll {
    to { transform: translateX(-100%); }
  }

  .marquee__item {
    font-family: var(--font-mono);
    font-size: var(--step--1);
    letter-spacing: var(--tracking-wide);
    color: var(--text-muted);
    white-space: nowrap;
    opacity: 0.75;
    transition: opacity var(--dur-base) var(--ease-out-soft), color var(--dur-base) var(--ease-out-soft);
  }

  .marquee__item:hover { opacity: 1; color: var(--brand); }

  /* ======================================================== testimonials == */

  .rail {
    display: grid;
    grid-auto-flow: column;
    grid-auto-columns: min(88vw, 26rem);
    gap: var(--space-m);
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    padding-block-end: var(--space-s);
    scrollbar-width: thin;
    overscroll-behavior-inline: contain;
  }

  .rail > * { scroll-snap-align: start; }

  .rail::-webkit-scrollbar { block-size: 6px; }

  .quote {
    padding: var(--space-l);
    border-radius: var(--radius-l);
    border: 1px solid var(--line);
    background: var(--surface);
    display: grid;
    gap: var(--space-m);
    align-content: start;
  }

  .quote__stars { display: flex; gap: 2px; color: var(--accent); }
  .quote__stars svg { inline-size: 1rem; block-size: 1rem; }

  .quote__text {
    font-family: var(--font-display);
    font-size: var(--step-1);
    line-height: var(--leading-snug);
  }

  .quote__mark {
    font-family: var(--font-display);
    font-size: 4rem;
    line-height: 0.6;
    color: color-mix(in oklab, var(--brand) 28%, transparent);
  }

  .quote__author { display: flex; align-items: center; gap: 0.85rem; }

  .avatar {
    inline-size: 2.75rem;
    block-size: 2.75rem;
    border-radius: 50%;
    display: grid;
    place-items: center;
    font-family: var(--font-mono);
    font-size: var(--step--2);
    font-weight: 700;
    letter-spacing: 0.03em;
    color: var(--text-on-brand);
    background: linear-gradient(140deg, var(--brand), var(--lumen));
    flex-shrink: 0;
  }

  [data-hue="amber"] .avatar { background: linear-gradient(140deg, var(--accent), var(--amber-300)); }
  [data-hue="lumen"] .avatar { background: linear-gradient(140deg, var(--lumen), var(--blue-500)); }

  /* ============================================================ footer ==== */

  .site-footer {
    position: relative;
    background: var(--bg-sunken);
    border-block-start: 1px solid var(--line);
    padding-block-start: var(--space-2xl);
    overflow: hidden;
  }

  .footer-grid {
    display: grid;
    gap: var(--space-xl);
    grid-template-columns: minmax(0, 1.5fr) repeat(3, minmax(0, 1fr));
  }

  @media (max-width: 62rem) {
    .footer-grid { grid-template-columns: 1fr 1fr; }
  }

  @media (max-width: 34rem) {
    .footer-grid { grid-template-columns: 1fr; }
  }

  .footer-col h4 {
    font-family: var(--font-mono);
    font-size: var(--step--2);
    font-weight: 600;
    letter-spacing: var(--tracking-wide);
    text-transform: uppercase;
    color: var(--text-muted);
    margin-block-end: var(--space-s);
  }

  :root[dir="rtl"] .footer-col h4 { text-transform: none; letter-spacing: 0; }

  .footer-col ul { list-style: none; padding: 0; display: grid; gap: 0.6rem; }

  .footer-col a {
    text-decoration: none;
    color: var(--text-soft);
    font-size: var(--step--1);
    transition: color var(--dur-fast) var(--ease-out-soft),
                padding-inline-start var(--dur-base) var(--ease-out-quart);
  }

  .footer-col a:hover { color: var(--brand); padding-inline-start: 6px; }

  /* Oversized wordmark bleeding off the bottom edge - the one piece of pure
     graphic swagger on the page. */
  .footer-wordmark {
    margin-block-start: var(--space-2xl);
    font-family: var(--font-display);
    font-weight: 600;
    font-size: clamp(4rem, 17vw, 16rem);
    line-height: 0.78;
    letter-spacing: -0.045em;
    color: transparent;
    -webkit-text-stroke: 1px color-mix(in oklab, var(--text) 22%, transparent);
    user-select: none;
    text-align: center;
    translate: 0 0.14em;
    pointer-events: none;
  }

  :root[dir="rtl"] .footer-wordmark { letter-spacing: 0; line-height: 1; }

  .footer-bar {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-s) var(--space-m);
    align-items: center;
    justify-content: space-between;
    padding-block: var(--space-m);
    border-block-start: 1px solid var(--line);
    font-size: var(--step--2);
    color: var(--text-muted);
  }

  .social {
    display: flex;
    gap: 0.4rem;
  }

  .social a {
    inline-size: 2.25rem;
    block-size: 2.25rem;
    display: grid;
    place-items: center;
    border-radius: 50%;
    border: 1px solid var(--line);
    color: var(--text-muted);
    transition: color var(--dur-fast) var(--ease-out-soft),
                border-color var(--dur-fast) var(--ease-out-soft),
                transform var(--dur-base) var(--ease-spring);
  }

  .social a:hover {
    color: var(--brand);
    border-color: var(--brand);
    transform: translateY(-3px);
  }

  .social svg { inline-size: 1rem; block-size: 1rem; }

  /* ===================================================== scroll progress == */

  .scroll-progress {
    position: fixed;
    inset-block-start: 0;
    inset-inline-start: 0;
    block-size: 2px;
    inline-size: 100%;
    z-index: calc(var(--z-header) + 1);
    transform-origin: inline-start;
    transform: scaleX(var(--progress, 0));
    background: linear-gradient(90deg, var(--brand), var(--lumen), var(--accent));
    pointer-events: none;
  }

  /* ======================================================== cursor halo == */

  .cursor-halo {
    position: fixed;
    inset-block-start: 0;
    inset-inline-start: 0;
    inline-size: 26px;
    block-size: 26px;
    border-radius: 50%;
    border: 1px solid color-mix(in oklab, var(--brand) 55%, transparent);
    pointer-events: none;
    z-index: var(--z-cursor);
    opacity: 0;
    translate: -50% -50%;
    transition: opacity var(--dur-base) linear,
                scale var(--dur-base) var(--ease-spring),
                background-color var(--dur-base) linear;
    will-change: transform;
  }

  .cursor-halo[data-active="true"] { opacity: 1; }
  .cursor-halo[data-hover="true"] {
    scale: 2.1;
    background: color-mix(in oklab, var(--brand) 14%, transparent);
  }

  /* Pointer-driven ornaments have no meaning on touch, and a halo that lags a
     finger is worse than none. */
  @media (hover: none), (pointer: coarse) {
    .cursor-halo { display: none; }
  }
}