/* ═══════════════════════════════════════════════════════
   JURA — ASSISTANCE
   Video-first guidance, tutorial library, and concierge.
═══════════════════════════════════════════════════════ */

:root {
    --assist-blue: #A2B9E7;
    --assist-lilac: #C4B5D4;
    --assist-ink: rgba(5, 7, 12, 0.86);
    --assist-line: rgba(255, 255, 255, 0.13);
    --assist-muted: rgba(255, 255, 255, 0.58);
}

body[data-active-tab="assistance"] #global-scroller {
    scroll-snap-type: y proximity;
}

#assistance-apparatus {
    position: relative;
    width: 100%;
    min-height: 100vh;
    color: #ffffff;
    isolation: isolate;
}

#assistance-apparatus::before {
    content: '';
    position: absolute;
    inset: 0;
    z-index: -1;
    pointer-events: none;
    background:
        linear-gradient(180deg, rgba(0, 0, 0, 0.22), rgba(0, 0, 0, 0.78) 24%, rgba(0, 0, 0, 0.92) 100%),
        linear-gradient(90deg, rgba(77, 99, 140, 0.05), transparent 35%, rgba(196, 181, 212, 0.04));
}

.assistance-sr-only {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    padding: 0 !important;
    margin: -1px !important;
    overflow: hidden !important;
    clip: rect(0, 0, 0, 0) !important;
    white-space: nowrap !important;
    border: 0 !important;
}

.assistance-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    font-family: 'Space Grotesk', monospace;
    font-size: 0.72rem;
    font-weight: 400;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: rgba(162, 185, 231, 0.72);
}

.assistance-eyebrow::before {
    content: '';
    width: 28px;
    height: 1px;
    background: currentColor;
    transform-origin: left;
    transition: width 0.65s cubic-bezier(0.16,1,0.3,1), box-shadow 0.45s ease;
}

/* ── Landing ── */
.assistance-hero {
    position: relative;
    min-height: 100vh;
    display: grid;
    grid-template-columns: minmax(0, 1.45fr) minmax(270px, 0.55fr);
    align-items: center;
    gap: clamp(4rem, 9vw, 10rem);
    padding: 15vh max(5vw, 4rem) 10vh;
    box-sizing: border-box;
    overflow: hidden;
}

.assistance-hero::before,
.assistance-hero::after {
    content: '';
    position: absolute;
    pointer-events: none;
}

.assistance-hero::before {
    width: min(52vw, 760px);
    aspect-ratio: 1;
    right: -16vw;
    top: 9vh;
    border: 1px solid rgba(162, 185, 231, 0.09);
    border-radius: 50%;
    box-shadow:
        0 0 0 80px rgba(162, 185, 231, 0.025),
        0 0 0 160px rgba(196, 181, 212, 0.018);
}

.assistance-hero::after {
    left: max(5vw, 4rem);
    right: max(5vw, 4rem);
    bottom: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(162, 185, 231, 0.32), rgba(255,255,255,0.08), transparent);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 1.7s cubic-bezier(0.16, 1, 0.3, 1) 0.3s;
}

.assistance-hero.in-view::after {
    transform: scaleX(1);
}

.assistance-hero-copy {
    position: relative;
    z-index: 1;
    max-width: 850px;
}

.assistance-hero h1 {
    margin: 1.5rem 0 1.7rem;
    font-family: 'Epilogue', sans-serif;
    font-size: clamp(4rem, 8vw, 8rem);
    font-weight: 200;
    line-height: 0.92;
    letter-spacing: -0.06em;
}

.assistance-hero h1 .iridescent-brand {
    line-height: 1.08;
}

.assistance-hero-copy > p {
    max-width: 660px;
    margin: 0;
    font-family: 'Inter', sans-serif;
    font-size: clamp(1rem, 1.5vw, 1.2rem);
    font-weight: 300;
    line-height: 1.75;
    color: rgba(255, 255, 255, 0.72);
    text-shadow: 0 2px 18px rgba(0,0,0,0.95);
}

.assistance-search {
    position: relative;
    max-width: 760px;
    min-height: 70px;
    display: grid;
    grid-template-columns: 24px minmax(0, 1fr) auto;
    align-items: center;
    gap: 1rem;
    margin-top: 3rem;
    padding: 0.55rem 0.6rem 0.55rem 1.4rem;
    border: 1px solid rgba(255, 255, 255, 0.16);
    border-radius: 2px;
    background: rgba(3, 5, 9, 0.78);
    box-shadow: 0 24px 80px rgba(0, 0, 0, 0.32);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    transition: border-color 0.4s ease, box-shadow 0.4s ease, transform 0.4s ease;
}

.assistance-search:focus-within {
    border-color: rgba(162, 185, 231, 0.62);
    box-shadow: 0 25px 90px rgba(30, 46, 76, 0.3), inset 0 0 0 1px rgba(162, 185, 231, 0.08);
    transform: translateY(-2px);
}

.assistance-search svg {
    width: 21px;
    fill: none;
    stroke: rgba(255, 255, 255, 0.56);
    stroke-width: 1.5;
}

.assistance-search input {
    min-width: 0;
    border: 0;
    outline: 0;
    background: transparent;
    color: #ffffff;
    font-family: 'Inter', sans-serif;
    font-size: 1rem;
    font-weight: 300;
}

.assistance-search input::placeholder {
    color: rgba(255, 255, 255, 0.4);
}

.assistance-search input::-webkit-search-cancel-button {
    filter: invert(1);
    opacity: 0.45;
}

.assistance-search button,
.assistance-primary-action,
.assistance-submit {
    border: 1px solid rgba(162, 185, 231, 0.28);
    background: linear-gradient(135deg, rgba(162, 185, 231, 0.16), rgba(196, 181, 212, 0.08));
    color: #ffffff;
    font-family: 'Montserrat', sans-serif;
    font-size: 0.7rem;
    font-weight: 500;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    cursor: pointer;
    transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.35s ease, background 0.35s ease;
}

.assistance-search button {
    align-self: stretch;
    padding: 0 1.35rem;
}

.assistance-search button:hover,
.assistance-primary-action:hover,
.assistance-submit:hover {
    border-color: rgba(255, 255, 255, 0.48);
    background: linear-gradient(135deg, rgba(162, 185, 231, 0.25), rgba(196, 181, 212, 0.14));
    transform: translateY(-2px);
}

.assistance-hero-actions {
    display: flex;
    align-items: center;
    gap: 1.7rem;
    margin-top: 1.8rem;
}

.assistance-primary-action {
    display: inline-flex;
    align-items: center;
    gap: 2.5rem;
    padding: 1rem 1.15rem;
    text-decoration: none;
}

.assistance-primary-action span {
    color: var(--assist-blue);
    font-size: 1rem;
}

.assistance-text-action {
    position: relative;
    color: rgba(255, 255, 255, 0.62);
    font-family: 'Inter', sans-serif;
    font-size: 0.83rem;
    text-decoration: none;
    transition: color 0.3s ease;
}

.assistance-text-action::after {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    bottom: -5px;
    height: 1px;
    background: var(--assist-blue);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.assistance-text-action:hover {
    color: #ffffff;
}

.assistance-text-action:hover::after {
    transform: scaleX(1);
    transform-origin: left;
}

.assistance-hero-index {
    position: relative;
    z-index: 1;
}

.assistance-index-search {
    max-width: none;
    min-height: 52px;
    grid-template-columns: 18px minmax(0, 1fr) 38px;
    gap: 0.75rem;
    margin: 0 0 1rem;
    padding: 0.32rem 0.32rem 0.32rem 0.95rem;
    border-color: rgba(255, 255, 255, 0.12);
    background: rgba(3, 5, 9, 0.7);
}

.assistance-index-search input {
    font-size: 0.8rem;
    letter-spacing: 0.01em;
}

.assistance-index-search button {
    width: 38px;
    padding: 0;
    font-family: 'Inter', sans-serif;
    font-size: 0.95rem;
    color: var(--assist-blue);
    border-color: rgba(162, 185, 231, 0.2);
}

.assistance-index-line {
    position: relative;
    display: grid;
    grid-template-columns: 38px 1fr auto;
    gap: 0.1rem 1rem;
    padding: 1.45rem 0;
    border-bottom: 1px solid var(--assist-line);
    color: inherit;
    text-decoration: none;
    transition: padding-left 0.4s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.4s ease;
}

.assistance-index-line:first-of-type {
    border-top: 1px solid var(--assist-line);
}

.assistance-index-line::after {
    content: '↘';
    grid-column: 3;
    grid-row: 1 / span 2;
    align-self: center;
    font-family: 'Inter', sans-serif;
    font-size: 0.9rem;
    color: rgba(162, 185, 231, 0.3);
    transform: translateX(-8px);
    transition: color 0.35s ease, transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.assistance-index-line:hover {
    padding-left: 0.7rem;
    border-color: rgba(162, 185, 231, 0.42);
}

.assistance-index-line:hover::after,
.assistance-index-line:focus-visible::after {
    color: var(--assist-blue);
    transform: translateX(0);
}

.assistance-index-line > span {
    grid-row: 1 / span 2;
    font-family: 'Space Grotesk', monospace;
    font-size: 0.68rem;
    letter-spacing: 0.12em;
    color: rgba(162, 185, 231, 0.5);
}

.assistance-index-line p,
.assistance-index-line strong {
    margin: 0;
}

.assistance-index-line p {
    font-family: 'Epilogue', sans-serif;
    font-size: 1rem;
    font-weight: 300;
    color: rgba(255, 255, 255, 0.86);
}

.assistance-index-line strong {
    font-family: 'Inter', sans-serif;
    font-size: 0.7rem;
    font-weight: 300;
    color: rgba(255, 255, 255, 0.38);
}

.assistance-scroll-cue {
    position: absolute;
    left: max(5vw, 4rem);
    bottom: 4vh;
    display: inline-flex;
    align-items: center;
    gap: 1rem;
    color: rgba(255, 255, 255, 0.45);
    font-family: 'Space Grotesk', monospace;
    font-size: 0.63rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    text-decoration: none;
}

.assistance-scroll-cue i {
    position: relative;
    width: 58px;
    height: 1px;
    overflow: hidden;
    background: rgba(255,255,255,0.15);
}

.assistance-scroll-cue i::after {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--assist-blue);
    animation: assistance-cue 2.4s ease-in-out infinite;
}

@keyframes assistance-cue {
    0% { transform: translateX(-110%); }
    55%, 100% { transform: translateX(110%); }
}

/* ── Shared sections ── */
.assistance-section {
    position: relative;
    width: min(100%, 1500px);
    margin: 0 auto;
    padding: clamp(7rem, 13vh, 11rem) max(5vw, 4rem);
    box-sizing: border-box;
}

.assistance-path,
.assistance-library,
.assistance-concierge {
    min-height: 100vh;
    scroll-snap-align: center;
    scroll-snap-stop: normal;
}

.assistance-path {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.assistance-section.is-magnetized .assistance-eyebrow::before {
    width: 48px;
    box-shadow: 0 0 18px rgba(162,185,231,0.48);
}

.assistance-section-heading {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.55fr);
    align-items: end;
    gap: 4rem;
    margin-bottom: 4.5rem;
}

.assistance-section-heading h2,
.assistance-concierge h2 {
    max-width: 850px;
    margin: 1.15rem 0 0;
    font-family: 'Epilogue', sans-serif;
    font-size: clamp(3rem, 5.6vw, 6rem);
    font-weight: 200;
    line-height: 1.04;
    letter-spacing: -0.055em;
}

.assistance-section-heading > p {
    margin: 0;
    font-family: 'Inter', sans-serif;
    font-size: 0.98rem;
    font-weight: 300;
    line-height: 1.75;
    color: var(--assist-muted);
}

/* ── Guided path ── */
.assistance-path-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    border-top: 1px solid var(--assist-line);
    border-bottom: 1px solid var(--assist-line);
}

.assistance-path-card {
    position: relative;
    min-height: 380px;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    padding: 2.2rem;
    border: 0;
    border-right: 1px solid var(--assist-line);
    background: linear-gradient(180deg, rgba(255,255,255,0.018), rgba(3,5,9,0.62));
    color: #ffffff;
    text-align: left;
    cursor: pointer;
    overflow: hidden;
    transition: background 0.5s ease, transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.assistance-path-card:last-child {
    border-right: 0;
}

.assistance-path-card::before {
    content: '';
    position: absolute;
    inset: auto 0 0;
    height: 55%;
    background: radial-gradient(circle at 50% 110%, rgba(162,185,231,0.16), transparent 70%);
    opacity: 0;
    transform: translateY(25%);
    transition: opacity 0.6s ease, transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

.assistance-path-card:hover {
    z-index: 1;
    background: linear-gradient(180deg, rgba(162,185,231,0.065), rgba(3,5,9,0.78));
    transform: translateY(-8px);
}

.assistance-path-card:hover::before {
    opacity: 1;
    transform: translateY(0);
}

.assistance-path-number {
    margin-bottom: auto;
    font-family: 'Epilogue', sans-serif;
    font-size: clamp(3rem, 5vw, 5.5rem);
    font-weight: 200;
    color: rgba(162, 185, 231, 0.16);
    letter-spacing: -0.06em;
    transition: color 0.5s ease, transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.assistance-path-card:hover .assistance-path-number {
    color: rgba(162, 185, 231, 0.5);
    transform: translateX(0.3rem);
}

.assistance-path-meta,
.assistance-card-category {
    font-family: 'Space Grotesk', monospace;
    font-size: 0.66rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: rgba(162, 185, 231, 0.65);
}

.assistance-path-card strong {
    max-width: 310px;
    margin: 0.8rem 0 0.75rem;
    font-family: 'Epilogue', sans-serif;
    font-size: 1.6rem;
    font-weight: 300;
    line-height: 1.2;
}

.assistance-path-card small {
    max-width: 320px;
    font-family: 'Inter', sans-serif;
    font-size: 0.85rem;
    font-weight: 300;
    line-height: 1.65;
    color: rgba(255, 255, 255, 0.48);
}

.assistance-card-arrow {
    position: absolute;
    top: 2.2rem;
    right: 2.2rem;
    font-family: 'Inter', sans-serif;
    font-size: 1.1rem;
    color: rgba(255,255,255,0.25);
    transition: color 0.4s ease, transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.assistance-path-card:hover .assistance-card-arrow {
    color: var(--assist-blue);
    transform: translate(4px, -4px);
}

/* ── Tutorial theatre ── */
.assistance-theatre {
    width: 100%;
    max-width: none;
    padding-left: max(5vw, 4rem);
    padding-right: max(5vw, 4rem);
    background: linear-gradient(180deg, rgba(3,5,9,0.74), rgba(8,10,16,0.94));
    border-top: 1px solid rgba(162,185,231,0.09);
    border-bottom: 1px solid rgba(162,185,231,0.09);
}

.assistance-theatre-heading {
    max-width: 1500px;
    margin-left: auto;
    margin-right: auto;
}

.assistance-theatre-layout {
    width: min(100%, 1500px);
    display: grid;
    grid-template-columns: minmax(0, 1.55fr) minmax(320px, 0.45fr);
    gap: 1px;
    margin: 0 auto;
    background: rgba(255,255,255,0.12);
    border: 1px solid rgba(255,255,255,0.12);
    box-shadow: 0 50px 130px rgba(0,0,0,0.45);
}

.assistance-video-shell {
    position: relative;
    aspect-ratio: 16 / 9;
    min-width: 0;
    overflow: hidden;
    background: #000000;
}

.assistance-video-shell::before {
    content: '';
    position: absolute;
    inset: 0;
    z-index: 1;
    pointer-events: none;
    box-shadow: inset 0 0 100px rgba(0,0,0,0.45);
}

#assistance-video {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: contain;
    background: #000000;
}

.assistance-video-surface {
    position: absolute;
    inset: 0;
    z-index: 2;
    display: grid;
    place-items: center;
    border: 0;
    background: radial-gradient(circle at 50% 50%, rgba(162,185,231,0.06), rgba(0,0,0,0.12) 55%, rgba(0,0,0,0.45));
    cursor: pointer;
    transition: background 0.35s ease;
}

.assistance-video-shell.is-playing .assistance-video-surface {
    background: transparent;
}

.assistance-video-mark {
    width: 76px;
    height: 76px;
    display: grid;
    place-items: center;
    border: 1px solid rgba(255,255,255,0.55);
    border-radius: 50%;
    background: rgba(0,0,0,0.32);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 18px 45px rgba(0,0,0,0.35);
    transition: transform 0.5s cubic-bezier(0.16,1,0.3,1), opacity 0.3s ease;
}

.assistance-video-mark i {
    width: 0;
    height: 0;
    margin-left: 5px;
    border-top: 8px solid transparent;
    border-bottom: 8px solid transparent;
    border-left: 13px solid #ffffff;
}

.assistance-video-surface:hover .assistance-video-mark {
    transform: scale(1.08);
}

.assistance-video-shell.is-playing .assistance-video-mark {
    opacity: 0;
    transform: scale(0.85);
}

.assistance-video-controls {
    position: absolute;
    z-index: 4;
    left: 1.4rem;
    right: 1.4rem;
    bottom: 1.25rem;
    display: grid;
    grid-template-columns: 38px auto minmax(80px, 1fr) 38px 38px;
    align-items: center;
    gap: 0.85rem;
    padding: 0.65rem;
    background: rgba(3,5,9,0.74);
    border: 1px solid rgba(255,255,255,0.14);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.35s ease, transform 0.35s ease;
}

.assistance-video-shell:hover .assistance-video-controls,
.assistance-video-shell:focus-within .assistance-video-controls,
.assistance-video-shell:not(.is-playing) .assistance-video-controls {
    opacity: 1;
    transform: translateY(0);
}

.assistance-video-controls button {
    width: 38px;
    height: 36px;
    display: grid;
    place-items: center;
    border: 0;
    background: transparent;
    color: #ffffff;
    cursor: pointer;
    opacity: 0.72;
    transition: opacity 0.25s ease, background 0.25s ease;
}

.assistance-video-controls button:hover {
    opacity: 1;
    background: rgba(255,255,255,0.07);
}

.assistance-video-controls [data-video-play] span {
    width: 0;
    height: 0;
    margin-left: 2px;
    border-top: 6px solid transparent;
    border-bottom: 6px solid transparent;
    border-left: 9px solid currentColor;
}

.assistance-video-shell.is-playing [data-video-play] span {
    width: 8px;
    height: 12px;
    margin-left: 0;
    border: 0;
    border-left: 3px solid currentColor;
    border-right: 3px solid currentColor;
}

.assistance-video-controls svg {
    width: 18px;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.5;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.assistance-video-time {
    min-width: 86px;
    font-family: 'Space Grotesk', monospace;
    font-size: 0.64rem;
    color: rgba(255,255,255,0.58);
    font-variant-numeric: tabular-nums;
}

[data-video-progress] {
    width: 100%;
    height: 2px;
    appearance: none;
    -webkit-appearance: none;
    border-radius: 0;
    outline: 0;
    background: linear-gradient(90deg, var(--assist-blue) var(--video-progress, 0%), rgba(255,255,255,0.2) var(--video-progress, 0%));
    cursor: pointer;
}

[data-video-progress]::-webkit-slider-thumb {
    width: 10px;
    height: 10px;
    appearance: none;
    -webkit-appearance: none;
    border: 2px solid #ffffff;
    border-radius: 50%;
    background: var(--assist-blue);
    box-shadow: 0 0 16px rgba(162,185,231,0.7);
}

[data-video-progress]::-moz-range-thumb {
    width: 8px;
    height: 8px;
    border: 2px solid #ffffff;
    border-radius: 50%;
    background: var(--assist-blue);
}

.assistance-video-shell.is-muted .assistance-volume-wave {
    display: none;
}

.assistance-video-sample {
    position: absolute;
    z-index: 4;
    top: 1.2rem;
    left: 1.2rem;
    padding: 0.55rem 0.7rem;
    border: 1px solid rgba(255,255,255,0.13);
    background: rgba(3,5,9,0.62);
    font-family: 'Space Grotesk', monospace;
    font-size: 0.58rem;
    letter-spacing: 0.17em;
    text-transform: uppercase;
    color: rgba(255,255,255,0.55);
}

.assistance-lesson-panel {
    display: flex;
    flex-direction: column;
    min-width: 0;
    padding: 2rem;
    background: rgba(5,7,12,0.96);
}

.assistance-lesson-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    padding-bottom: 1.6rem;
    border-bottom: 1px solid var(--assist-line);
}

.assistance-lesson-meta span {
    padding: 0.42rem 0.55rem;
    border: 1px solid rgba(255,255,255,0.1);
    font-family: 'Space Grotesk', monospace;
    font-size: 0.58rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: rgba(255,255,255,0.52);
}

.assistance-chapters {
    display: flex;
    flex-direction: column;
    padding: 1.1rem 0;
}

.assistance-chapters button {
    display: grid;
    grid-template-columns: 28px 1fr auto;
    align-items: center;
    gap: 0.7rem;
    padding: 0.95rem 0;
    border: 0;
    border-bottom: 1px solid rgba(255,255,255,0.07);
    background: transparent;
    color: #ffffff;
    text-align: left;
    cursor: pointer;
    transition: padding-left 0.35s cubic-bezier(0.16,1,0.3,1), color 0.3s ease;
}

.assistance-chapters button:hover,
.assistance-chapters button.is-active {
    padding-left: 0.45rem;
    color: var(--assist-blue);
}

.assistance-chapters button span,
.assistance-chapters button small {
    font-family: 'Space Grotesk', monospace;
    font-size: 0.6rem;
    font-weight: 400;
    color: rgba(255,255,255,0.3);
}

.assistance-chapters button strong {
    font-family: 'Inter', sans-serif;
    font-size: 0.78rem;
    font-weight: 400;
}

.assistance-lesson-note {
    margin-top: auto;
    padding-top: 1.3rem;
    border-top: 1px solid var(--assist-line);
}

.assistance-lesson-note span {
    font-family: 'Space Grotesk', monospace;
    font-size: 0.6rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: rgba(162,185,231,0.58);
}

.assistance-lesson-note p {
    margin: 0.65rem 0 0;
    font-family: 'Inter', sans-serif;
    font-size: 0.78rem;
    font-weight: 300;
    line-height: 1.65;
    color: rgba(255,255,255,0.45);
}

/* ── Library ── */
.assistance-library {
    height: 100vh;
    max-width: none;
    display: flex;
    flex-direction: column;
    justify-content: center;
    overflow: hidden;
    background: linear-gradient(180deg, rgba(2,4,8,0.36), rgba(4,6,11,0.76));
}

.assistance-library .assistance-section-heading {
    flex: none;
    margin-bottom: 2rem;
}

.assistance-library .assistance-section-heading h2 {
    font-size: clamp(2.8rem, 4.8vw, 5.25rem);
}

.assistance-library-heading > p span {
    color: rgba(255,255,255,0.86);
}

.assistance-filters {
    flex: none;
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    margin-bottom: 1.2rem;
}

.assistance-filters button,
.assistance-empty button {
    padding: 0.72rem 0.9rem;
    border: 1px solid rgba(255,255,255,0.1);
    background: rgba(3,5,9,0.62);
    color: rgba(255,255,255,0.48);
    font-family: 'Montserrat', sans-serif;
    font-size: 0.62rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    cursor: pointer;
    transition: color 0.3s ease, border-color 0.3s ease, background 0.3s ease;
}

.assistance-filters button:hover,
.assistance-filters button.is-active,
.assistance-empty button:hover {
    color: #ffffff;
    border-color: rgba(162,185,231,0.4);
    background: rgba(162,185,231,0.1);
}

.assistance-tutorial-grid {
    flex: 0 1 420px;
    min-height: 300px;
    display: grid;
    grid-template-columns: none;
    grid-auto-flow: column;
    grid-auto-columns: clamp(230px, 22vw, 290px);
    align-items: stretch;
    gap: 0.8rem;
    padding: 0.55rem 0.2rem 1rem;
    overflow-x: auto;
    overflow-y: hidden;
    overscroll-behavior-x: contain;
    scroll-snap-type: x proximity;
    scroll-padding-inline: 0.2rem;
    scrollbar-width: thin;
    scrollbar-color: rgba(162,185,231,0.48) rgba(255,255,255,0.05);
}

.assistance-tutorial-grid::-webkit-scrollbar {
    height: 7px;
}

.assistance-tutorial-grid::-webkit-scrollbar-track {
    background: rgba(255,255,255,0.04);
}

.assistance-tutorial-grid::-webkit-scrollbar-thumb {
    border: 2px solid transparent;
    border-radius: 99px;
    background: rgba(162,185,231,0.5);
    background-clip: padding-box;
}

.assistance-tutorial-card {
    position: relative;
    min-width: 0;
    height: 100%;
    max-height: 405px;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    padding: 0;
    border: 1px solid rgba(255,255,255,0.11);
    background: rgba(4,6,10,0.82);
    color: #ffffff;
    text-align: left;
    cursor: pointer;
    overflow: hidden;
    scroll-snap-align: start;
    transition: transform 0.55s cubic-bezier(0.16,1,0.3,1), border-color 0.4s ease, box-shadow 0.5s ease;
}

.assistance-tutorial-card[hidden] {
    display: none;
}

.assistance-tutorial-card:hover {
    z-index: 2;
    border-color: rgba(162,185,231,0.38);
    box-shadow: 0 30px 80px rgba(0,0,0,0.38);
    transform: translateY(-8px);
}

.assistance-card-visual {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 7.4;
    display: block;
    overflow: hidden;
    background: #07090e;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}

.assistance-card-visual::before,
.assistance-card-visual::after,
.assistance-card-visual b {
    content: '';
    position: absolute;
    pointer-events: none;
}

.assistance-card-visual::before {
    width: 75%;
    aspect-ratio: 1;
    left: 45%;
    top: -42%;
    border: 1px solid rgba(162,185,231,0.28);
    border-radius: 50%;
    box-shadow: 0 0 45px rgba(162,185,231,0.08), inset 0 0 45px rgba(196,181,212,0.04);
    transition: transform 1.1s cubic-bezier(0.16,1,0.3,1), border-color 0.5s ease;
}

.assistance-card-visual::after {
    inset: 0;
    opacity: 0.7;
    background:
        linear-gradient(115deg, transparent 28%, rgba(255,255,255,0.09) 29%, transparent 30%),
        repeating-linear-gradient(90deg, transparent 0 58px, rgba(255,255,255,0.025) 59px 60px);
    transform: translateX(-5%);
    transition: transform 1.2s cubic-bezier(0.16,1,0.3,1);
}

.assistance-card-visual b {
    width: 42%;
    height: 1px;
    left: 12%;
    top: 62%;
    background: linear-gradient(90deg, transparent, var(--assist-blue), transparent);
    box-shadow: 0 0 15px rgba(162,185,231,0.65);
    transform: scaleX(0.35);
    transform-origin: left;
    transition: transform 0.9s cubic-bezier(0.16,1,0.3,1);
}

.assistance-card-visual > i {
    position: absolute;
    z-index: 2;
    left: 1.05rem;
    bottom: 0.8rem;
    font-family: 'Epilogue', sans-serif;
    font-size: 2rem;
    font-weight: 200;
    font-style: normal;
    color: rgba(255,255,255,0.23);
}

.assistance-tutorial-card:hover .assistance-card-visual::before {
    border-color: rgba(196,181,212,0.48);
    transform: translate(-12%, 8%) scale(1.12);
}

.assistance-tutorial-card:hover .assistance-card-visual::after {
    transform: translateX(4%);
}

.assistance-tutorial-card:hover .assistance-card-visual b {
    transform: scaleX(1);
}

.visual-architecture::before { border-radius: 0; transform: rotate(24deg); }
.visual-architecture b { top: 38%; left: 18%; width: 63%; }
.visual-research::before { width: 58%; left: 54%; top: -30%; box-shadow: 0 0 0 28px rgba(162,185,231,0.025), 0 0 0 56px rgba(162,185,231,0.018); }
.visual-jurisprudence::before { left: 22%; top: -52%; width: 88%; border-color: rgba(196,181,212,0.22); }
.visual-drafting::before { border-radius: 46% 54% 30% 70%; transform: rotate(-18deg); }
.visual-compliance::before { width: 56%; left: 58%; top: -12%; border-radius: 0; transform: rotate(45deg); }

.assistance-tutorial-card > .assistance-card-category,
.assistance-tutorial-card > strong,
.assistance-tutorial-card > small,
.assistance-card-footer {
    margin-left: 1.05rem;
    margin-right: 1.05rem;
}

.assistance-tutorial-card > .assistance-card-category {
    margin-top: 1rem;
}

.assistance-tutorial-card > strong {
    margin-top: 0.55rem;
    font-family: 'Epilogue', sans-serif;
    font-size: 1.08rem;
    font-weight: 300;
    line-height: 1.25;
}

.assistance-tutorial-card > small {
    min-height: 3.2em;
    margin-top: 0.55rem;
    font-family: 'Inter', sans-serif;
    font-size: 0.72rem;
    font-weight: 300;
    line-height: 1.55;
    color: rgba(255,255,255,0.46);
}

.assistance-card-footer {
    width: calc(100% - 2.1rem);
    display: grid;
    grid-template-columns: auto auto 1fr;
    align-items: center;
    gap: 0.65rem;
    margin-top: auto;
    padding: 0.75rem 0 0.9rem;
    border-top: 1px solid rgba(255,255,255,0.08);
}

.assistance-card-footer em,
.assistance-card-footer i,
.assistance-card-footer b {
    font-family: 'Space Grotesk', monospace;
    font-size: 0.58rem;
    font-weight: 400;
    font-style: normal;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.assistance-card-footer em,
.assistance-card-footer i {
    color: rgba(255,255,255,0.34);
}

.assistance-card-footer i::before {
    content: '·';
    margin-right: 0.65rem;
}

.assistance-card-footer b {
    justify-self: end;
    color: rgba(162,185,231,0.62);
    transform: translateX(-5px);
    opacity: 0;
    transition: opacity 0.35s ease, transform 0.4s cubic-bezier(0.16,1,0.3,1);
}

.assistance-tutorial-card:hover .assistance-card-footer b {
    opacity: 1;
    transform: translateX(0);
}

.assistance-empty {
    padding: 5rem 2rem;
    border: 1px solid var(--assist-line);
    text-align: center;
    background: rgba(4,6,10,0.74);
}

.assistance-empty[hidden] {
    display: none;
}

.assistance-empty span {
    font-family: 'Space Grotesk', monospace;
    font-size: 0.65rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: rgba(162,185,231,0.5);
}

.assistance-empty h3 {
    margin: 1rem 0 0.7rem;
    font-family: 'Epilogue', sans-serif;
    font-size: 2rem;
    font-weight: 300;
}

.assistance-empty p {
    margin: 0 auto 1.5rem;
    max-width: 520px;
    font-family: 'Inter', sans-serif;
    font-size: 0.88rem;
    line-height: 1.6;
    color: var(--assist-muted);
}

/* ── Human assistance ── */
.assistance-concierge {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(360px, 0.72fr);
    gap: clamp(4rem, 9vw, 9rem);
    align-items: start;
    margin-top: 3rem;
    margin-bottom: 3rem;
    padding-top: clamp(8rem, 15vh, 13rem);
    padding-bottom: clamp(8rem, 15vh, 13rem);
}

.assistance-concierge::before {
    content: '';
    position: absolute;
    left: max(5vw, 4rem);
    right: max(5vw, 4rem);
    top: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(162,185,231,0.28), transparent);
}

.assistance-concierge-copy > p {
    max-width: 650px;
    margin: 1.7rem 0 0;
    font-family: 'Inter', sans-serif;
    font-size: 1rem;
    font-weight: 300;
    line-height: 1.8;
    color: var(--assist-muted);
}

.assistance-service-list {
    margin-top: 3.5rem;
    border-top: 1px solid var(--assist-line);
}

.assistance-service-list > div {
    display: grid;
    grid-template-columns: 34px 1fr;
    gap: 1rem;
    padding: 1.25rem 0;
    border-bottom: 1px solid var(--assist-line);
}

.assistance-service-list > div > span {
    font-family: 'Space Grotesk', monospace;
    font-size: 0.62rem;
    color: rgba(162,185,231,0.45);
}

.assistance-service-list p,
.assistance-service-list strong,
.assistance-service-list small {
    margin: 0;
}

.assistance-service-list p {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.assistance-service-list strong {
    font-family: 'Epilogue', sans-serif;
    font-size: 0.95rem;
    font-weight: 300;
}

.assistance-service-list small {
    font-family: 'Inter', sans-serif;
    font-size: 0.75rem;
    font-weight: 300;
    color: rgba(255,255,255,0.38);
}

.assistance-request {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 1.35rem;
    padding: 2.25rem;
    border: 1px solid rgba(255,255,255,0.14);
    background: linear-gradient(145deg, rgba(12,16,25,0.92), rgba(3,5,9,0.94));
    box-shadow: 0 40px 110px rgba(0,0,0,0.38);
    overflow: hidden;
}

.assistance-request::before {
    content: '';
    position: absolute;
    width: 220px;
    height: 220px;
    top: -150px;
    right: -80px;
    border: 1px solid rgba(162,185,231,0.16);
    border-radius: 50%;
    box-shadow: 0 0 0 38px rgba(162,185,231,0.018), 0 0 0 76px rgba(196,181,212,0.012);
}

.assistance-request-heading {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding-bottom: 1.3rem;
    border-bottom: 1px solid var(--assist-line);
}

.assistance-request-heading span {
    font-family: 'Epilogue', sans-serif;
    font-size: 1.35rem;
    font-weight: 300;
}

.assistance-request-heading i {
    font-family: 'Space Grotesk', monospace;
    font-size: 0.58rem;
    font-style: normal;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: rgba(162,185,231,0.45);
}

.assistance-request label {
    display: flex;
    flex-direction: column;
    gap: 0.55rem;
}

.assistance-email-stack {
    display: grid;
    gap: 0.8rem;
}

.assistance-custom-email[hidden] {
    display: none;
}

.assistance-email-note {
    display: block;
    margin-top: -0.2rem;
    color: rgba(162,185,231,0.52);
    font-family: 'Inter', sans-serif;
    font-size: 0.65rem;
    font-weight: 300;
    line-height: 1.45;
}

.assistance-request label > span {
    font-family: 'Space Grotesk', monospace;
    font-size: 0.62rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: rgba(255,255,255,0.47);
}

.assistance-request input,
.assistance-request select,
.assistance-request textarea {
    width: 100%;
    box-sizing: border-box;
    border: 1px solid rgba(255,255,255,0.11);
    border-radius: 0;
    outline: 0;
    background: rgba(0,0,0,0.35);
    color: #ffffff;
    font-family: 'Inter', sans-serif;
    font-size: 0.86rem;
    font-weight: 300;
    transition: border-color 0.3s ease, background 0.3s ease;
}

.assistance-request input,
.assistance-request select {
    height: 48px;
    padding: 0 0.9rem;
}

.assistance-request textarea {
    min-height: 128px;
    padding: 0.9rem;
    resize: vertical;
    line-height: 1.55;
}

.assistance-request input:focus,
.assistance-request select:focus,
.assistance-request textarea:focus {
    border-color: rgba(162,185,231,0.5);
    background: rgba(7,10,17,0.72);
}

.assistance-request select option {
    background: #07090e;
    color: #ffffff;
}

.assistance-request input::placeholder,
.assistance-request textarea::placeholder {
    color: rgba(255,255,255,0.27);
}

.assistance-submit {
    min-height: 52px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 1rem;
}

.assistance-submit span {
    color: var(--assist-blue);
    font-size: 1rem;
}

.assistance-request-status {
    margin: -0.35rem 0 0;
    font-family: 'Inter', sans-serif;
    font-size: 0.68rem;
    font-weight: 300;
    line-height: 1.5;
    color: rgba(255,255,255,0.3);
}

.assistance-request-status.is-saved {
    color: rgba(162,185,231,0.84);
}

.assistance-footer {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    gap: 2rem;
    padding: 2.2rem max(5vw, 4rem) 3rem;
    border-top: 1px solid var(--assist-line);
    background: rgba(0,0,0,0.44);
}

.assistance-footer span,
.assistance-footer a {
    font-family: 'Space Grotesk', monospace;
    font-size: 0.62rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
}

.assistance-footer span { color: rgba(162,185,231,0.55); }
.assistance-footer p {
    margin: 0;
    font-family: 'Epilogue', sans-serif;
    font-size: 0.78rem;
    font-weight: 300;
    color: rgba(255,255,255,0.36);
}
.assistance-footer a {
    justify-self: end;
    color: rgba(255,255,255,0.48);
    text-decoration: none;
    transition: color 0.3s ease;
}
.assistance-footer a:hover { color: #ffffff; }

/* ── Restrained reveal system ── */
.assistance-reveal {
    opacity: 0;
    transform: translateY(34px);
    filter: blur(8px);
    transition:
        opacity 1.15s cubic-bezier(0.16,1,0.3,1),
        transform 1.15s cubic-bezier(0.16,1,0.3,1),
        filter 1.15s cubic-bezier(0.16,1,0.3,1);
}

.assistance-reveal.in-view {
    opacity: 1;
    transform: translateY(0);
    filter: blur(0);
}

.assistance-hero .assistance-eyebrow,
.assistance-hero h1,
.assistance-hero-copy > p,
.assistance-search,
.assistance-hero-actions,
.assistance-hero-index {
    opacity: 0;
    transform: translateY(18px);
    transition: opacity 0.9s ease, transform 1s cubic-bezier(0.16,1,0.3,1);
}

.assistance-hero.in-view .assistance-eyebrow { opacity: 1; transform: none; transition-delay: 0.08s; }
.assistance-hero.in-view h1 { opacity: 1; transform: none; transition-delay: 0.16s; }
.assistance-hero.in-view .assistance-hero-copy > p { opacity: 1; transform: none; transition-delay: 0.25s; }
.assistance-hero.in-view .assistance-search { opacity: 1; transform: none; transition-delay: 0.34s; }
.assistance-hero.in-view .assistance-hero-actions { opacity: 1; transform: none; transition-delay: 0.42s; }
.assistance-hero.in-view .assistance-hero-index { opacity: 1; transform: none; transition-delay: 0.32s; }

/* ── Responsive ── */
@media (max-width: 1100px) {
    .assistance-hero {
        grid-template-columns: 1fr;
        gap: 4rem;
        align-content: center;
    }

    .assistance-hero-index {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
    }

    .assistance-index-search {
        grid-column: 1 / -1;
    }

    .assistance-index-line {
        border-right: 1px solid var(--assist-line);
        padding-right: 1rem;
    }

    .assistance-theatre-layout {
        grid-template-columns: 1fr;
    }

    .assistance-lesson-panel {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 0 2rem;
    }

    .assistance-lesson-meta {
        grid-column: 1 / -1;
    }

    .assistance-lesson-note {
        align-self: end;
    }

    .assistance-tutorial-grid {
        grid-template-columns: none;
        grid-auto-columns: minmax(235px, 34vw);
    }

    .assistance-concierge {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 760px) {
    .assistance-hero,
    .assistance-section,
    .assistance-theatre,
    .assistance-concierge {
        padding-left: 1.25rem;
        padding-right: 1.25rem;
    }

    .assistance-hero {
        min-height: auto;
        padding-top: 9rem;
        padding-bottom: 6rem;
    }

    .assistance-hero h1 {
        font-size: clamp(3.5rem, 18vw, 5rem);
    }

    .assistance-search {
        grid-template-columns: 20px 1fr;
        min-height: 62px;
        padding: 0.5rem 1rem;
    }

    .assistance-search button {
        grid-column: 1 / -1;
        min-height: 46px;
        margin: 0 -0.5rem;
    }

    .assistance-index-search {
        grid-template-columns: 18px minmax(0, 1fr) 38px;
        min-height: 52px;
        padding: 0.32rem 0.32rem 0.32rem 0.85rem;
    }

    .assistance-index-search button {
        grid-column: auto;
        width: 38px;
        min-height: 38px;
        margin: 0;
    }

    .assistance-hero-actions {
        align-items: flex-start;
        flex-direction: column;
    }

    .assistance-hero-index {
        grid-template-columns: 1fr;
    }

    .assistance-index-line {
        border-right: 0;
    }

    .assistance-scroll-cue {
        display: none;
    }

    .assistance-section-heading {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        margin-bottom: 3rem;
    }

    .assistance-section-heading h2,
    .assistance-concierge h2 {
        font-size: clamp(2.7rem, 13vw, 4rem);
    }

    .assistance-path-grid {
        grid-template-columns: 1fr;
    }

    .assistance-library {
        min-height: 760px;
        height: 100svh;
        padding-top: 7rem;
        padding-bottom: 2.5rem;
    }

    .assistance-library .assistance-section-heading {
        margin-bottom: 1.35rem;
    }

    .assistance-library .assistance-section-heading h2 {
        font-size: clamp(2.6rem, 12vw, 3.8rem);
    }

    .assistance-filters {
        flex-wrap: nowrap;
        overflow-x: auto;
        padding-bottom: 0.45rem;
        scrollbar-width: none;
    }

    .assistance-filters::-webkit-scrollbar {
        display: none;
    }

    .assistance-filters button {
        flex: 0 0 auto;
    }

    .assistance-tutorial-grid {
        flex-basis: 360px;
        grid-template-columns: none;
        grid-auto-columns: min(78vw, 280px);
    }

    .assistance-tutorial-card {
        max-height: 360px;
    }

    .assistance-path-card {
        min-height: 330px;
        border-right: 0;
        border-bottom: 1px solid var(--assist-line);
    }

    .assistance-video-controls {
        left: 0.65rem;
        right: 0.65rem;
        bottom: 0.65rem;
        grid-template-columns: 34px minmax(70px, 1fr) 34px 34px;
        gap: 0.35rem;
        padding: 0.4rem;
    }

    .assistance-video-time {
        display: none;
    }

    .assistance-video-mark {
        width: 58px;
        height: 58px;
    }

    .assistance-video-sample {
        top: 0.7rem;
        left: 0.7rem;
    }

    .assistance-lesson-panel {
        display: flex;
        padding: 1.25rem;
    }

    .assistance-lesson-note {
        margin-top: 1rem;
    }

    .assistance-request {
        padding: 1.3rem;
    }

    .assistance-request-heading {
        align-items: flex-start;
        flex-direction: column;
    }

    .assistance-footer {
        grid-template-columns: 1fr;
        padding-left: 1.25rem;
        padding-right: 1.25rem;
    }

    .assistance-footer a {
        justify-self: start;
    }
}

@media (prefers-reduced-motion: reduce) {
    .assistance-reveal,
    .assistance-hero .assistance-eyebrow,
    .assistance-hero h1,
    .assistance-hero-copy > p,
    .assistance-search,
    .assistance-hero-actions,
    .assistance-hero-index {
        opacity: 1;
        transform: none;
        filter: none;
        transition: none;
    }

    .assistance-scroll-cue i::after {
        animation: none;
    }
}