/* ============================================================
   DESIGN TOKENS
   ============================================================ */
:root {
    --color-dark:            #0c0d0d;
    --color-dark-surface:    #2f3131;
    --color-dark-raised:     #454a48;
    --color-lime:            #d3f377;
    --color-paper:           #f7f6f2;
    --color-border:          #d6dbd3;
    --color-text-muted:      #616161;
    --color-text-body:       #55605c;
    --color-text-on-dark:    #d1d1d1;
    --color-text-on-dark-muted: #9b9b9b;
    --color-white:           #ffffff;

    --font-serif:    'Gilda Display', Georgia, serif;
    --font-editorial:'Newsreader', Georgia, serif;
    --font-sans:     'Figtree', system-ui, sans-serif;
    --font-nav:      'Plus Jakarta Sans', system-ui, sans-serif;
    --font-mono:     'Geist Mono', 'Courier New', monospace;

    --max-width: 1440px;
    --pad-x: 72px;
    --pad-x-sm: 64px;

    --radius-sm:  8px;
    --radius-md: 12px;
    --radius-lg: 14px;

    --ease-out:   cubic-bezier(0.16, 1, 0.3, 1);
    --ease-in-out: cubic-bezier(0.76, 0, 0.24, 1);
    --duration-fast: 0.2s;
    --duration-mid:  0.4s;
    --duration-slow: 0.7s;
}

/* ============================================================
   RESET & BASE
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }

body {
    font-family: var(--font-sans);
    font-size: 16px;
    color: var(--color-dark);
    background: var(--color-white);
    overflow-x: hidden;
}

img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font: inherit; }

/* ============================================================
   SCROLL REVEAL ANIMATIONS (Framer-style)
   ============================================================ */
[data-animate] {
    opacity: 0;
    will-change: opacity, transform;
    transition:
        opacity var(--duration-slow) var(--ease-out),
        transform var(--duration-slow) var(--ease-out);
}

[data-animate="fade-up"]    { transform: translateY(40px); }
[data-animate="fade-down"]  { transform: translateY(-30px); }
[data-animate="fade-right"] { transform: translateX(-40px); }
[data-animate="fade-left"]  { transform: translateX(40px); }
[data-animate="fade-in"]    { transform: none; }

[data-animate].is-visible {
    opacity: 1;
    transform: none;
}

/* Staggered children */
[data-stagger] > * {
    opacity: 0;
    transform: translateY(28px);
    transition:
        opacity var(--duration-slow) var(--ease-out),
        transform var(--duration-slow) var(--ease-out);
}
[data-stagger].is-visible > *:nth-child(1) { transition-delay: 0s; }
[data-stagger].is-visible > *:nth-child(2) { transition-delay: 0.08s; }
[data-stagger].is-visible > *:nth-child(3) { transition-delay: 0.16s; }
[data-stagger].is-visible > *:nth-child(4) { transition-delay: 0.24s; }
[data-stagger].is-visible > *:nth-child(5) { transition-delay: 0.32s; }
[data-stagger].is-visible > *:nth-child(6) { transition-delay: 0.40s; }
[data-stagger].is-visible > * { opacity: 1; transform: none; }

/* ============================================================
   LAYOUT HELPERS
   ============================================================ */
.container {
    max-width: var(--max-width);
    margin-inline: auto;
    padding-inline: var(--pad-x);
}

/* ============================================================
   TYPOGRAPHY
   ============================================================ */
.label {
    font-family: var(--font-mono);
    font-size: 11px;
    font-weight: 400;
    letter-spacing: 0.55px;
    text-transform: uppercase;
    line-height: 1.5;
}
.label--lime  { color: var(--color-lime); }
.label--muted { color: var(--color-text-muted); }
.label--dark  { color: var(--color-dark); }

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    height: 52px;
    padding-inline: 26px;
    border-radius: var(--radius-sm);
    font-family: var(--font-sans);
    font-size: 16px;
    font-weight: 500;
    white-space: nowrap;
    transition: transform var(--duration-fast) var(--ease-out),
                background var(--duration-fast) var(--ease-out),
                color var(--duration-fast) var(--ease-out),
                box-shadow var(--duration-fast) var(--ease-out);
}

.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }

.btn--white  { background: var(--color-white); color: var(--color-dark); }
.btn--white:hover { box-shadow: 0 4px 20px rgba(0,0,0,0.15); }

.btn--dark  { background: var(--color-dark); color: var(--color-white); }
.btn--dark:hover { box-shadow: 0 4px 20px rgba(0,0,0,0.3); }

.btn--lime  { background: var(--color-lime); color: var(--color-dark); height: 44px; font-size: 15px; }
.btn--lime-muted { background: var(--color-dark-surface); color: var(--color-text-on-dark); height: 44px; font-size: 15px; }

.btn--outline-white {
    background: transparent;
    color: var(--color-white);
    border: 1px solid rgba(255,255,255,0.3);
}
.btn--outline-white:hover { background: rgba(255,255,255,0.08); }

.btn--outline-dark {
    background: transparent;
    color: var(--color-dark);
    border: 1px solid var(--color-border);
}
.btn--outline-dark:hover { background: var(--color-paper); }

.btn--icon img { width: 18px; height: 18px; }

.btn-group {
    display: flex;
    gap: 16px;
    align-items: center;
    flex-wrap: wrap;
}

.btn-circle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    flex-shrink: 0;
    transition: transform var(--duration-fast) var(--ease-out),
                background var(--duration-fast) var(--ease-out);
}
.btn-circle:hover { transform: scale(1.08); }
.btn-circle--white { background: var(--color-white); }
.btn-circle--outline {
    background: transparent;
    border: 1px solid var(--color-border);
}
.btn-circle img { width: 14px; height: 14px; }

/* ============================================================
   NAVIGATION
   ============================================================ */
.site-header {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
}

.site-header.is-sticky {
    position: fixed;
    background: rgba(12,13,13,0.85);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    animation: navSlideDown 0.4s var(--ease-out) both;
}

@keyframes navSlideDown {
    from { transform: translateY(-100%); opacity: 0; }
    to   { transform: translateY(0);    opacity: 1; }
}

.nav-primary__inner {
    max-width: var(--max-width);
    margin-inline: auto;
    padding-inline: var(--pad-x);
    padding-block: 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-primary__left {
    display: flex;
    align-items: center;
    gap: 72px;
}

.nav-logo {
    font-family: 'Sentient Variable', 'Gilda Display', Georgia, serif;
    font-weight: 300;
    font-size: 24px;
    letter-spacing: -0.6px;
    color: var(--color-white);
    white-space: nowrap;
    transition: opacity var(--duration-fast);
}
.nav-logo:hover { opacity: 0.75; }

.nav-links {
    display: flex;
    gap: 28px;
    align-items: center;
}

.nav-links a {
    font-family: var(--font-nav);
    font-size: 14px;
    color: var(--color-white);
    opacity: 0.85;
    transition: opacity var(--duration-fast);
    position: relative;
}
.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -3px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--color-white);
    transition: width var(--duration-mid) var(--ease-out);
}
.nav-links a:hover { opacity: 1; }
.nav-links a:hover::after { width: 100%; }

/* ============================================================
   HERO
   ============================================================ */
.hero {
    position: relative;
    height: 900px;
    background: var(--color-dark);
    overflow: hidden;
}

.hero__bg {
    position: absolute;
    inset: 0;
}

.hero__bg img {
    position: absolute;
    inset: 0;
    width: 115%;
    height: 101%;
    max-width: none;
    object-fit: cover;
    object-position: right center;
    transform-origin: center;
    will-change: transform;
}

.hero__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to right, rgba(0,0,0,0.73) 0%, rgba(0,0,0,0) 65%);
}

.hero__content {
    position: absolute;
    inset: 0;
    max-width: var(--max-width);
    margin-inline: auto;
    left: 0;
    right: 0;
    display: flex;
    align-items: center;
    padding-inline: var(--pad-x);
    padding-top: 80px;
    padding-bottom: 120px;
}

.hero__text {
    max-width: 712px;
    display: flex;
    flex-direction: column;
    gap: 24px;
}

/* Hero text stagger on load */
.hero__text .label          { animation: fadeUp 0.7s 0.2s var(--ease-out) both; }
.hero__heading              { animation: fadeUp 0.7s 0.35s var(--ease-out) both; }
.hero__subtext              { animation: fadeUp 0.7s 0.5s var(--ease-out) both; }
.hero__ctas                 { animation: fadeUp 0.7s 0.65s var(--ease-out) both; }

@keyframes fadeUp {
    from { opacity: 0; transform: translateY(32px); }
    to   { opacity: 1; transform: translateY(0); }
}

.hero__heading {
    font-family: var(--font-serif);
    font-size: 62px;
    font-weight: 400;
    line-height: 1.15;
    letter-spacing: -3px;
    color: var(--color-white);
    max-width: 679px;
}

.hero__subtext {
    font-size: 16px;
    line-height: 1.4;
    color: var(--color-text-on-dark);
    max-width: 560px;
}

.hero__ctas {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

/* ============================================================
   ABOUT
   ============================================================ */
.about {
    background: var(--color-white);
    padding-block: 120px;
}

.about__grid {
    display: grid;
    grid-template-columns: 607px 1fr;
    gap: 64px;
    align-items: start;
    position: relative;
}

.about__image-wrap {
    position: relative;
    height: 598px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    flex-shrink: 0;
}

.about__image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    transition: transform 0.8s var(--ease-out);
}
.about__image-wrap:hover .about__image { transform: scale(1.03); }

.about__sectors-badge {
    position: absolute;
    bottom: -96px;
    left: 444px;
    background: var(--color-dark);
    border-radius: 10px;
    padding: 24px;
    width: 260px;
    z-index: 2;
    animation: none;
    transition: transform var(--duration-mid) var(--ease-out);
}
.about__sectors-badge:hover { transform: translateY(-3px); }

.about__sectors-text {
    font-family: var(--font-editorial);
    font-size: 24px;
    font-weight: 400;
    line-height: 1.17;
    letter-spacing: -0.24px;
    color: var(--color-paper);
    margin-top: 8px;
    width: 212px;
}

.about__content {
    padding-top: 8px;
    display: flex;
    flex-direction: column;
    gap: 0;
}

.about__heading {
    font-family: var(--font-serif);
    font-size: 40px;
    font-weight: 400;
    line-height: 1.15;
    letter-spacing: -2px;
    color: var(--color-dark);
    margin-top: 20px;
    max-width: 696px;
}

.about__body {
    font-size: 20px;
    line-height: 1.55;
    color: var(--color-text-body);
    margin-top: 28px;
}

/* Accordion */
.accordion {
    margin-top: 48px;
    border-top: 1px solid var(--color-border);
}

.accordion__item {
    border-bottom: 1px solid var(--color-border);
    overflow: hidden;
}

.accordion__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-block: 26px;
    cursor: pointer;
    user-select: none;
}

.accordion__title {
    font-family: var(--font-sans);
    font-size: 22px;
    font-weight: 500;
    color: var(--color-dark);
    white-space: nowrap;
}

.accordion__icon {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: transform var(--duration-mid) var(--ease-out),
                background var(--duration-fast);
}
.accordion__icon--dark  { background: var(--color-dark); }
.accordion__icon--light { border: 1px solid var(--color-border); }
.accordion__icon img { width: 16px; height: 16px; }

.accordion__item--active .accordion__icon--dark { transform: rotate(45deg); }

.accordion__body {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s var(--ease-out);
}
.accordion__item--active .accordion__body { max-height: 200px; }

.accordion__body p {
    font-size: 17px;
    line-height: 1.6;
    color: var(--color-text-body);
    padding-bottom: 26px;
    max-width: 560px;
}

/* Stats bar */
.stats-bar {
    background: var(--color-paper);
    border-radius: var(--radius-lg);
    padding: 44px 56px;
    display: grid;
    grid-template-columns: 308px repeat(3, 1fr);
    gap: 40px;
    align-items: center;
    margin-top: 64px;
}

.stats-bar__intro {
    font-size: 18px;
    line-height: 1.5;
    color: var(--color-dark);
    max-width: 260px;
}

.stats-bar__item {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.stats-bar__number {
    font-family: var(--font-editorial);
    font-size: 46px;
    font-weight: 300;
    line-height: 1;
    letter-spacing: -0.81px;
    color: var(--color-dark);
}

.stats-bar__label {
    font-size: 15px;
    color: var(--color-text-body);
}

/* ============================================================
   EXPERIENCE
   ============================================================ */
.experience {
    background: var(--color-white);
    padding-bottom: 120px;
}

.experience__grid {
    display: grid;
    grid-template-columns: 1fr 607px;
    gap: 64px;
    align-items: center;
}

.experience__content {
    display: flex;
    flex-direction: column;
    gap: 24px;
    max-width: 760px;
}

.experience__heading {
    font-family: var(--font-serif);
    font-size: 40px;
    font-weight: 400;
    line-height: 1.2;
    letter-spacing: -2px;
    color: var(--color-dark);
}

.experience__body {
    font-size: 16px;
    line-height: 1.5;
    color: var(--color-text-muted);
    max-width: 562px;
}

.experience__image-wrap {
    height: 598px;
    border-radius: var(--radius-md);
    overflow: hidden;
}

.experience__image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.8s var(--ease-out);
}
.experience__image-wrap:hover .experience__image { transform: scale(1.03); }

/* ============================================================
   PROJECTS
   ============================================================ */
.projects {
    background: var(--color-dark);
    padding-block: 120px;
}

.projects__inner {
    max-width: var(--max-width);
    margin-inline: auto;
    padding-inline: var(--pad-x-sm);
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.projects__header {
    display: flex;
    flex-direction: column;
    gap: 20px;
    max-width: 627px;
}

.projects__heading {
    font-family: var(--font-serif);
    font-size: 40px;
    font-weight: 400;
    line-height: 1.15;
    letter-spacing: -2px;
    color: var(--color-paper);
}

/* Filter tabs */
.projects__filters {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.filter-btn {
    height: 44px;
    padding-inline: 26px;
    border-radius: var(--radius-sm);
    font-size: 15px;
    font-weight: 500;
    background: var(--color-dark-surface);
    color: var(--color-text-on-dark);
    transition: background var(--duration-fast), color var(--duration-fast),
                transform var(--duration-fast) var(--ease-out);
}
.filter-btn:hover { background: #3a3d3d; transform: translateY(-1px); }
.filter-btn--active {
    background: var(--color-lime);
    color: var(--color-dark);
}
.filter-btn--active:hover { background: #c8ed60; }

/* Featured project card */
.project-card--featured {
    background: var(--color-dark-surface);
    border-radius: var(--radius-lg);
    padding: 16px;
    display: grid;
    grid-template-columns: 744px 1fr;
    gap: 16px;
    min-height: 592px;
    overflow: hidden;
}

.project-card__image {
    border-radius: 10px;
    overflow: hidden;
    height: 560px;
}
.project-card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.7s var(--ease-out);
}
.project-card--featured:hover .project-card__image img { transform: scale(1.03); }

.project-card__content {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 32px 28px;
}

.project-card__title {
    font-family: var(--font-serif);
    font-size: 29px;
    font-weight: 400;
    line-height: 1.17;
    letter-spacing: -1.45px;
    color: var(--color-white);
    margin-top: 28px;
    max-width: 464px;
}

.project-card__desc {
    font-size: 17px;
    line-height: 1.6;
    color: var(--color-text-on-dark);
    margin-top: 18px;
    max-width: 464px;
}

.project-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-bottom: 20px;
}

.project-stat {
    background: var(--color-dark-raised);
    border-radius: var(--radius-sm);
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.project-stat__value {
    font-family: var(--font-serif);
    font-size: 29px;
    font-weight: 400;
    line-height: 1;
    letter-spacing: -0.51px;
    color: var(--color-white);
}

.project-stat__label {
    font-size: 14px;
    color: var(--color-white);
}

/* Project thumbnails grid */
.projects__grid {
    display: flex;
    gap: 20px;
    overflow: hidden;
}

.project-thumb {
    background: var(--color-dark-surface);
    border-radius: var(--radius-md);
    overflow: hidden;
    padding: 12px;
    flex: 0 0 424px;
    display: flex;
    flex-direction: column;
    gap: 20px;
    transition: transform var(--duration-mid) var(--ease-out);
}
.project-thumb:hover { transform: translateY(-4px); }

.project-thumb__image {
    height: 280px;
    border-radius: 6px;
    overflow: hidden;
}
.project-thumb__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.7s var(--ease-out);
}
.project-thumb:hover .project-thumb__image img { transform: scale(1.05); }

.project-thumb__content {
    padding-inline: 16px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.project-thumb__title {
    font-family: var(--font-serif);
    font-size: 24px;
    font-weight: 400;
    line-height: 1.17;
    letter-spacing: -1.2px;
    color: var(--color-white);
}

.project-thumb__footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-block: 12px;
}

.project-thumb__meta {
    font-size: 14px;
    color: var(--color-text-on-dark-muted);
}

/* ============================================================
   REVIEWS
   ============================================================ */
.reviews {
    background: var(--color-dark);
    padding-bottom: 120px;
}

.reviews__inner {
    max-width: var(--max-width);
    margin-inline: auto;
    padding-inline: var(--pad-x-sm);
    padding-left: 516px;
    display: flex;
    align-items: flex-start;
    gap: 0;
}

.reviews__quote-mark {
    flex: 0 0 auto;
    padding-top: 8px;
    margin-right: auto;
}
.reviews__quote-mark img { width: 46px; height: auto; }

.reviews__carousel {
    max-width: 765px;
    width: 100%;
}

.carousel__track {
    overflow: hidden;
    position: relative;
}

.carousel__slide {
    display: none;
    animation: slideFadeIn 0.5s var(--ease-out) both;
}
.carousel__slide.is-active { display: block; }

@keyframes slideFadeIn {
    from { opacity: 0; transform: translateX(20px); }
    to   { opacity: 1; transform: translateX(0); }
}

.review__quote {
    font-family: var(--font-editorial);
    font-size: 29px;
    font-weight: 300;
    line-height: 1.48;
    letter-spacing: -0.51px;
    color: var(--color-paper);
    margin-top: 24px;
}

.review__author {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-top: 40px;
}

.review__avatar {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    overflow: hidden;
    flex-shrink: 0;
}
.review__avatar img { width: 100%; height: 100%; object-fit: cover; }

.review__name {
    font-weight: 600;
    font-size: 17px;
    color: var(--color-paper);
}

.review__role {
    font-size: 14px;
    color: var(--color-text-on-dark-muted);
    margin-top: 4px;
}

.carousel__controls {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 40px;
}

.carousel__pagination {
    display: flex;
    gap: 6px;
    align-items: center;
}

.carousel__dot {
    width: 6px;
    height: 6px;
    border-radius: 3px;
    background: rgba(255,255,255,0.3);
    transition: width var(--duration-mid) var(--ease-out),
                background var(--duration-fast);
}
.carousel__dot--active {
    width: 24px;
    background: var(--color-white);
}

.carousel__arrows {
    display: flex;
    gap: 10px;
}

.carousel__arrow {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background var(--duration-fast),
                transform var(--duration-fast) var(--ease-out);
}
.carousel__arrow:hover { transform: scale(1.08); }
.carousel__arrow--prev {
    border: 1px solid rgba(255,255,255,0.3);
}
.carousel__arrow--prev:hover { background: rgba(255,255,255,0.1); }
.carousel__arrow--next { background: var(--color-white); }
.carousel__arrow--next:hover { background: rgba(255,255,255,0.9); }
.carousel__arrow img { width: 16px; height: 16px; }

/* ============================================================
   RESEARCH
   ============================================================ */
.research {
    background: var(--color-white);
    padding-top: 120px;
}

.research__inner {
    max-width: var(--max-width);
    margin-inline: auto;
    padding-inline: var(--pad-x-sm);
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.research__header {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
}

.research__heading {
    font-family: var(--font-serif);
    font-size: 40px;
    font-weight: 400;
    line-height: 1.15;
    letter-spacing: -2px;
    color: var(--color-dark);
    margin-top: 20px;
}

.research__grid {
    display: grid;
    grid-template-columns: 676px 1fr;
    gap: 48px;
    align-items: start;
}

/* Featured article */
.research-featured {
    background: var(--color-paper);
    border-radius: var(--radius-lg);
    padding: 16px;
    overflow: hidden;
    transition: transform var(--duration-mid) var(--ease-out);
}
.research-featured:hover { transform: translateY(-4px); }

.research-featured__image {
    height: 380px;
    border-radius: 10px;
    overflow: hidden;
}
.research-featured__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.7s var(--ease-out);
}
.research-featured:hover .research-featured__image img { transform: scale(1.04); }

.research-featured__content {
    padding: 28px 20px 20px;
    display: flex;
    flex-direction: column;
    gap: 0;
}

.research-featured__tags {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.tag {
    height: 30px;
    padding-inline: 14px;
    border-radius: var(--radius-sm);
    font-size: 13px;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
}
.tag--lime  { background: var(--color-lime); color: var(--color-dark); }
.tag--paper { background: var(--color-paper); color: var(--color-dark); border: 1px solid var(--color-border); }

.research-featured__title {
    font-family: var(--font-editorial);
    font-size: 26px;
    font-weight: 300;
    line-height: 1.19;
    letter-spacing: -0.45px;
    color: var(--color-dark);
    margin-top: 20px;
}

.research-featured__desc {
    font-size: 17px;
    line-height: 1.6;
    color: var(--color-text-body);
    margin-top: 12px;
}

/* Content list */
.content-list {
    display: flex;
    flex-direction: column;
}

.content-list__item {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    padding-block: 32px;
    border-bottom: 1px solid var(--color-border);
    gap: 16px;
    transition: background var(--duration-fast);
}
.content-list__item:first-child { border-top: 1px solid var(--color-border); }

.content-list__text {
    display: flex;
    flex-direction: column;
    gap: 8px;
    flex: 1;
}

.content-list__text h4 {
    font-size: 22px;
    font-weight: 500;
    line-height: 1.35;
    color: var(--color-dark);
}

.content-list__link {
    font-size: 15px;
    font-weight: 500;
    color: var(--color-dark);
    transition: color var(--duration-fast);
}
.content-list__link:hover { color: var(--color-text-body); }

/* Speaking card */
.speaking-card {
    background: var(--color-paper);
    border-radius: var(--radius-md);
    padding: 28px;
    display: flex;
    gap: 24px;
    align-items: center;
    margin-top: 32px;
    transition: transform var(--duration-mid) var(--ease-out);
}
.speaking-card:hover { transform: translateY(-2px); }

.speaking-card__image {
    width: 120px;
    height: 120px;
    border-radius: var(--radius-sm);
    overflow: hidden;
    flex-shrink: 0;
}
.speaking-card__image img { width: 100%; height: 100%; object-fit: cover; }

.speaking-card__text {
    font-size: 18px;
    font-weight: 500;
    line-height: 1.45;
    color: var(--color-dark);
    margin-top: 6px;
    max-width: 388px;
}

/* ============================================================
   BOOK
   ============================================================ */
.book {
    background: var(--color-white);
    padding-block: 120px;
}

.book__grid {
    display: grid;
    grid-template-columns: 1fr 607px;
    gap: 64px;
    align-items: center;
}

.book__content {
    display: flex;
    flex-direction: column;
    gap: 24px;
    max-width: 760px;
}

.book__heading {
    font-family: var(--font-serif);
    font-size: 40px;
    font-weight: 400;
    line-height: 1.2;
    letter-spacing: -2px;
    color: var(--color-dark);
}

.book__body {
    font-size: 16px;
    line-height: 1.5;
    color: var(--color-text-muted);
    max-width: 562px;
}

.book__form {
    display: flex;
    gap: 0;
    max-width: 420px;
}

.book__input {
    flex: 1;
    height: 52px;
    padding-inline: 26px;
    border-radius: var(--radius-sm) 0 0 var(--radius-sm);
    border: 1px solid var(--color-border);
    background: var(--color-paper);
    font-family: var(--font-sans);
    font-size: 16px;
    font-weight: 500;
    color: var(--color-dark);
    outline: none;
    transition: border-color var(--duration-fast);
}
.book__input::placeholder { color: var(--color-text-muted); }
.book__input:focus { border-color: var(--color-dark); }

.book__form .btn--dark {
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.book__image-wrap {
    height: 598px;
    border-radius: var(--radius-md);
    overflow: hidden;
    background: var(--color-paper);
    position: relative;
}

.book__image {
    width: 124%;
    height: auto;
    max-width: none;
    position: absolute;
    top: 12%;
    left: -12%;
    mix-blend-mode: multiply;
}

/* ============================================================
   FOOTER / CTA
   ============================================================ */
.site-footer {
    background: var(--color-dark);
    color: var(--color-white);
}

.site-footer__cta {
    border-bottom: 1px solid rgba(255,255,255,0.08);
}

.site-footer__cta-inner {
    max-width: var(--max-width);
    margin-inline: auto;
    padding: 64px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
}

.site-footer__cta-heading {
    font-family: var(--font-serif);
    font-size: 40px;
    font-weight: 400;
    line-height: 1.2;
    letter-spacing: -2px;
    color: var(--color-white);
}

.site-footer__nav {
    max-width: var(--max-width);
    margin-inline: auto;
    padding: 48px 64px 64px;
    display: flex;
    justify-content: space-between;
    gap: 40px;
}

.site-footer__contact {
    display: flex;
    flex-direction: column;
    gap: 16px;
    min-width: 448px;
}

.site-footer__contact-item { display: flex; flex-direction: column; gap: 2px; }

.site-footer__contact-value {
    font-family: var(--font-serif);
    font-size: 32px;
    font-weight: 400;
    line-height: 1.2;
    letter-spacing: -1.6px;
    color: var(--color-white);
    transition: color var(--duration-fast);
}
.site-footer__contact-item:hover .site-footer__contact-value { color: var(--color-lime); }

.site-footer__links {
    display: flex;
    gap: 0;
    flex: 1;
    justify-content: flex-end;
}

.site-footer__col {
    display: flex;
    flex-direction: column;
    gap: 16px;
    min-width: 160px;
}

.site-footer__col-heading {
    font-family: var(--font-nav);
    font-size: 12px;
    line-height: 1.6;
    color: rgba(255,255,255,0.4);
}

.site-footer__col a {
    font-family: var(--font-nav);
    font-size: 14px;
    line-height: 1.1;
    letter-spacing: -0.14px;
    color: var(--color-white);
    transition: color var(--duration-fast);
}
.site-footer__col a:hover { color: var(--color-lime); }

.site-footer__bottom {
    max-width: var(--max-width);
    margin-inline: auto;
    padding-inline: 72px;
    padding-bottom: 20px;
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
}

.site-footer__legal {
    display: flex;
    gap: 18px;
    font-family: var(--font-nav);
    font-size: 12px;
    color: rgba(255,255,255,0.6);
    padding-bottom: 20px;
}

.site-footer__wordmark {
    overflow: hidden;
}
.site-footer__wordmark img {
    width: 933px;
    max-width: none;
    height: auto;
    opacity: 0.12;
    transition: opacity 0.4s var(--ease-out);
}
.site-footer__wordmark:hover img { opacity: 0.2; }