/* ==========================================================================
   Revo English — site styles

   0. Fonts
   1. Design tokens
   2. Base
   3. Utilities
   4. Components (buttons, links, headings, chips)
   5. Header
   6. Hero
   7. Learning paths
   8. Approach
   9. About
   10. Contact
   11. Footer
   12. Motion preferences
   ========================================================================== */

/* --------------------------------------------------------------------------
   0. Fonts — self-hosted (SIL Open Font License, see /fonts/OFL-*.txt).
   Variable fonts, Latin and Cyrillic subsets; the browser downloads only what a page uses.
   -------------------------------------------------------------------------- */

@font-face {
    font-family: "Cormorant Garamond";
    font-style: normal;
    font-weight: 500 600;
    font-display: swap;
    src: url("/fonts/cormorant-garamond-cyrillic-e1df04190d1b4cc6d5defe245a7fe681.woff2") format("woff2");
    unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
}

@font-face {
    font-family: "Cormorant Garamond";
    font-style: normal;
    font-weight: 500 600;
    font-display: swap;
    src: url("/fonts/cormorant-garamond-latin-c47ff12887a36dac62f887a6fdb51066.woff2") format("woff2");
    unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
    font-family: "Cormorant Garamond";
    font-style: italic;
    font-weight: 500 600;
    font-display: swap;
    src: url("/fonts/cormorant-garamond-italic-cyrillic-b554abc2d050e800eb1c89b15f0cd5fa.woff2") format("woff2");
    unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
}

@font-face {
    font-family: "Cormorant Garamond";
    font-style: italic;
    font-weight: 500 600;
    font-display: swap;
    src: url("/fonts/cormorant-garamond-italic-latin-3e2c4175a96de7ac356a2bff686a68ef.woff2") format("woff2");
    unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
    font-family: "Manrope";
    font-style: normal;
    font-weight: 400 700;
    font-display: swap;
    src: url("/fonts/manrope-cyrillic-e58febde317b69ceb51690ea201850c9.woff2") format("woff2");
    unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
}

@font-face {
    font-family: "Manrope";
    font-style: normal;
    font-weight: 400 700;
    font-display: swap;
    src: url("/fonts/manrope-latin-938c6e8019b69313372c47dbb7a7c930.woff2") format("woff2");
    unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

/* --------------------------------------------------------------------------
   1. Design tokens
   -------------------------------------------------------------------------- */

:root {
    /* Surfaces */
    --color-bg: #FAF7F1;
    --color-bg-alt: #F2EDE3;
    --color-surface: #FFFDF9;

    /* Text — deep navy */
    --color-text: #16233F;
    --color-text-soft: #3A4660;
    --color-text-muted: #5E6779;

    /* Lines */
    --color-line: #E4DDD0;
    --color-line-strong: #CEC5B4;

    /* Accent — coral. "strong" is for text and filled buttons (AA on light bg),
       the base tone only for large display text and decorative marks. */
    --color-accent: #E2634A;
    --color-accent-strong: #C2452D;
    --color-accent-deep: #A3371F;
    --color-accent-soft: #FBE7DF;

    /* Dark (navy) surfaces */
    --color-navy: #14203A;
    --color-navy-raised: #1C2A48;
    --color-navy-line: #2E3D5E;
    --color-on-navy: #F4EFE6;
    --color-on-navy-muted: #B3BBCB;
    --color-accent-on-navy: #F28C72;

    --color-focus: var(--color-accent-strong);

    /* Typography */
    --font-display: "Cormorant Garamond", "Cormorant", Georgia, "Times New Roman", serif;
    --font-sans: "Manrope", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --font-mono: ui-monospace, "Cascadia Code", "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;

    --text-xs: .8125rem;   /* 13px */
    --text-sm: .9375rem;   /* 15px */
    --text-base: 1.0625rem; /* 17px */
    --text-lg: 1.1875rem;  /* 19px */
    --text-h3: clamp(1.75rem, 2.8vw, 2.25rem);
    --text-h2: clamp(2.25rem, 4.6vw, 3.5rem);
    --text-h1: clamp(2.5rem, 5.6vw, 4.4rem);

    --leading-tight: 1.08;
    --leading-normal: 1.65;
    --tracking-caps: .12em;

    /* Spacing scale */
    --space-1: .25rem;
    --space-2: .5rem;
    --space-3: .75rem;
    --space-4: 1rem;
    --space-5: 1.5rem;
    --space-6: 2rem;
    --space-7: 3rem;
    --space-8: 4rem;
    --space-section: clamp(4.5rem, 10vw, 8rem);

    /* Layout */
    --container: 1160px;
    --gutter: clamp(1.25rem, 5vw, 3rem);
    --header-height: 72px;

    /* Shape & depth */
    --radius-sm: 6px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --radius-pill: 999px;
    --shadow-sm: 0 1px 2px rgba(22, 35, 63, .06);
    --shadow-md: 0 18px 40px -24px rgba(22, 35, 63, .28);

    /* Motion */
    --ease: cubic-bezier(.2, .7, .2, 1);
    --duration: .2s;
}

/* --------------------------------------------------------------------------
   2. Base
   -------------------------------------------------------------------------- */

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    -webkit-text-size-adjust: 100%;
    text-size-adjust: 100%;
}

@media (prefers-reduced-motion: no-preference) {
    html {
        scroll-behavior: smooth;
    }
}

body {
    margin: 0;
    background: var(--color-bg);
    color: var(--color-text);
    font-family: var(--font-sans);
    font-size: var(--text-base);
    line-height: var(--leading-normal);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

h1, h2, h3, h4, p, ul, ol, figure {
    margin: 0;
}

ul, ol {
    padding: 0;
    list-style: none;
}

img {
    display: block;
    max-width: 100%;
    height: auto;
}

a {
    color: inherit;
}

::selection {
    background: var(--color-accent-strong);
    color: #fff;
}

:focus-visible {
    outline: 3px solid var(--color-focus);
    outline-offset: 3px;
    border-radius: var(--radius-sm);
}

[id] {
    scroll-margin-top: var(--header-height);
}

/* --------------------------------------------------------------------------
   3. Utilities
   -------------------------------------------------------------------------- */

.container {
    width: 100%;
    max-width: calc(var(--container) + 2 * var(--gutter));
    margin-inline: auto;
    padding-inline: var(--gutter);
}

.nowrap {
    white-space: nowrap;
}

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

.skip-link {
    position: absolute;
    left: var(--space-4);
    top: -100px;
    z-index: 100;
    padding: var(--space-3) var(--space-5);
    background: var(--color-text);
    color: var(--color-bg);
    border-radius: var(--radius-sm);
    font-weight: 600;
    text-decoration: none;
}

.skip-link:focus {
    top: var(--space-4);
}

.icon {
    flex: none;
    width: 1.1em;
    height: 1.1em;
    fill: none;
    stroke: currentColor;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
}

/* --------------------------------------------------------------------------
   4. Components
   -------------------------------------------------------------------------- */

/* Buttons */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-3);
    min-height: 52px;
    padding: var(--space-4) var(--space-6);
    border: 1.5px solid transparent;
    border-radius: var(--radius-pill);
    font: 600 1rem/1.2 var(--font-sans);
    text-decoration: none;
    white-space: nowrap;
    cursor: pointer;
    transition:
        background-color var(--duration) var(--ease),
        color var(--duration) var(--ease),
        border-color var(--duration) var(--ease),
        box-shadow var(--duration) var(--ease),
        transform var(--duration) var(--ease);
}

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

.btn--primary {
    background: var(--color-accent-strong);
    color: #fff;
    box-shadow: 0 10px 24px -14px rgba(194, 69, 45, .8);
}

.btn--primary:hover {
    background: var(--color-accent-deep);
    box-shadow: 0 14px 28px -14px rgba(163, 55, 31, .85);
    transform: translateY(-1px);
}

.btn--ghost {
    background: transparent;
    border-color: var(--color-line-strong);
    color: var(--color-text);
}

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

.btn--ghost .icon {
    transition: transform var(--duration) var(--ease);
}

.btn--ghost:hover .icon {
    transform: translateY(2px);
}

.btn--outline {
    background: transparent;
    border-color: var(--color-text);
    color: var(--color-text);
}

.btn--outline:hover {
    background: var(--color-text);
    color: var(--color-bg);
}

/* Light button for dark surfaces */
.btn--light {
    background: var(--color-on-navy);
    color: var(--color-text);
}

.btn--light:hover {
    background: #fff;
    transform: translateY(-1px);
}

.btn--small {
    min-height: 44px;
    padding: var(--space-2) var(--space-5);
    font-size: var(--text-sm);
}

.btn--large {
    min-height: 58px;
    padding: var(--space-4) var(--space-7);
    font-size: var(--text-base);
}

.btn--block {
    width: 100%;
}

/* Text link with arrow */

.text-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding-bottom: 2px;
    border-bottom: 1.5px solid currentColor;
    font-weight: 600;
    text-decoration: none;
}

.text-link span {
    transition: transform var(--duration) var(--ease);
}

.text-link:hover span {
    transform: translateX(4px);
}

/* Section headings */

.eyebrow,
.section-index {
    font-size: var(--text-xs);
    font-weight: 600;
    letter-spacing: var(--tracking-caps);
    text-transform: uppercase;
    color: var(--color-text-muted);
}

.section-index {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.section-index span {
    display: inline-flex;
    align-items: center;
    gap: var(--space-3);
    color: var(--color-accent-strong);
}

.section-index span::after {
    content: "";
    width: 2.25rem;
    height: 1px;
    background: currentColor;
}

.section-head {
    max-width: 46rem;
    margin-bottom: clamp(var(--space-7), 5vw, var(--space-8));
}

.section-title {
    margin-top: var(--space-4);
    font-family: var(--font-display);
    font-size: var(--text-h2);
    font-weight: 500;
    line-height: var(--leading-tight);
    letter-spacing: -0.015em;
    text-wrap: balance;
}

.section-title--compact {
    font-size: clamp(2rem, 3.6vw, 2.75rem);
}

.section-title em,
.hero__title em,
.contact__title em {
    font-style: italic;
    color: var(--color-accent-strong);
}

.section-lead {
    margin-top: var(--space-5);
    max-width: 38em;
    font-size: var(--text-lg);
    color: var(--color-text-soft);
}

/* Topic chips */

.chips {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
}

.chips li {
    padding: .35rem .8rem;
    border: 1px solid var(--color-line-strong);
    border-radius: var(--radius-pill);
    font-size: var(--text-sm);
    line-height: 1.4;
    color: var(--color-text-soft);
}

.chips--mono li {
    font-family: var(--font-mono);
    font-size: .875rem;
}

/* --------------------------------------------------------------------------
   5. Header
   -------------------------------------------------------------------------- */

.site-header {
    position: sticky;
    top: 0;
    z-index: 10;
    background: rgba(250, 247, 241, .9);
    border-bottom: 1px solid var(--color-line);
    -webkit-backdrop-filter: saturate(140%) blur(10px);
    backdrop-filter: saturate(140%) blur(10px);
}

.site-header__inner {
    display: flex;
    align-items: center;
    gap: var(--space-6);
    height: var(--header-height);
}

.wordmark {
    margin-right: auto;
    font-family: var(--font-display);
    font-size: 1.65rem;
    font-weight: 600;
    line-height: 1;
    letter-spacing: -0.01em;
    text-decoration: none;
}

.wordmark span {
    margin-left: .18em;
    font-style: italic;
    font-weight: 500;
    color: var(--color-accent-strong);
}

.site-nav {
    display: none;
    gap: var(--space-6);
    font-size: var(--text-sm);
}

.site-nav a {
    position: relative;
    padding-block: var(--space-2);
    color: var(--color-text-soft);
    text-decoration: none;
    transition: color var(--duration) var(--ease);
}

.site-nav a::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: 2px;
    height: 1.5px;
    background: var(--color-accent-strong);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform .25s var(--ease);
}

.site-nav a:hover {
    color: var(--color-text);
}

.site-nav a:hover::after {
    transform: scaleX(1);
}

.site-nav a[aria-current="page"] {
    color: var(--color-text);
    font-weight: 600;
}

.site-nav a[aria-current="page"]::after {
    transform: scaleX(1);
}

@media (min-width: 1120px) {
    .site-nav {
        display: flex;
    }
}

/* Mobile menu: a horizontally scrollable row under the header, shown below 1120px */
.mobile-nav {
    border-bottom: 1px solid var(--color-line);
    background: var(--color-bg);
}

.mobile-nav__inner {
    display: flex;
    gap: var(--space-5);
    overflow-x: auto;
    scrollbar-width: none;
    font-size: var(--text-sm);
    -webkit-overflow-scrolling: touch;
}

.mobile-nav__inner::-webkit-scrollbar {
    display: none;
}

.mobile-nav a {
    display: inline-flex;
    flex: none;
    align-items: center;
    min-height: 48px;
    border-bottom: 2px solid transparent;
    color: var(--color-text-soft);
    text-decoration: none;
    white-space: nowrap;
}

.mobile-nav a[aria-current="page"] {
    border-bottom-color: var(--color-accent-strong);
    color: var(--color-text);
    font-weight: 600;
}

@media (min-width: 1120px) {
    .mobile-nav {
        display: none;
    }
}

/* --------------------------------------------------------------------------
   6. Hero
   -------------------------------------------------------------------------- */

.hero {
    padding-block: clamp(3.5rem, 8vw, 6.5rem) var(--space-section);
}

.hero__grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: clamp(var(--space-7), 6vw, 4.5rem);
    align-items: center;
}

@media (min-width: 980px) {
    .hero__grid {
        grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    }
}

.hero__title {
    margin-top: var(--space-5);
    font-family: var(--font-display);
    font-size: var(--text-h1);
    font-weight: 500;
    line-height: 1.04;
    letter-spacing: -0.02em;
    text-wrap: balance;
}

.hero__lead {
    margin-top: var(--space-5);
    max-width: 34em;
    font-size: clamp(var(--text-base), 1.6vw, 1.25rem);
    color: var(--color-text-soft);
}

.hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-3) var(--space-4);
    margin-top: var(--space-6);
}

.hero__points {
    display: grid;
    gap: var(--space-2);
    margin-top: var(--space-6);
    font-size: var(--text-sm);
    color: var(--color-text-soft);
}

.hero__points li {
    display: flex;
    align-items: baseline;
    gap: var(--space-3);
}

.hero__points li::before {
    content: "";
    flex: none;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--color-accent);
    transform: translateY(-2px);
}

/* Phrase card: textbook phrasing vs natural phrasing */

.phrase-card {
    padding: clamp(var(--space-5), 3vw, var(--space-6));
    background: var(--color-surface);
    border: 1px solid var(--color-line);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.phrase-card__head {
    display: grid;
    gap: var(--space-3);
    padding-bottom: var(--space-4);
    border-bottom: 1px solid var(--color-line);
}

.phrase-card__title {
    font-family: var(--font-display);
    font-size: 1.6rem;
    font-weight: 600;
    line-height: 1.15;
}

.phrase-card__cols {
    display: none;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-6);
    font-size: var(--text-xs);
    font-weight: 600;
    letter-spacing: var(--tracking-caps);
    text-transform: uppercase;
    color: var(--color-text-muted);
}

.phrase-card__list li {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: var(--space-1);
    padding-block: var(--space-4);
    border-bottom: 1px solid var(--color-line);
}

.phrase {
    line-height: 1.4;
}

.phrase--old {
    font-size: var(--text-sm);
    color: var(--color-text-muted);
    text-decoration: line-through;
    text-decoration-color: rgba(226, 99, 74, .7);
    text-decoration-thickness: 1.5px;
}

.phrase--new {
    font-family: var(--font-display);
    font-size: 1.35rem;
    font-weight: 600;
    color: var(--color-text);
}

.phrase__arrow {
    display: none;
    color: var(--color-accent);
}

.phrase-card__note {
    margin-top: var(--space-4);
    font-size: var(--text-sm);
    color: var(--color-text-muted);
}

@media (min-width: 560px) {
    .phrase-card__cols {
        display: grid;
        grid-template-columns: minmax(0, 1fr) 1.25rem minmax(0, 1.15fr);
        gap: var(--space-4);
    }

    .phrase-card__cols span:last-child {
        grid-column: 3;
    }

    .phrase-card__list li {
        grid-template-columns: minmax(0, 1fr) 1.25rem minmax(0, 1.15fr);
        align-items: center;
        gap: var(--space-4);
    }

    .phrase__arrow {
        display: block;
    }
}

/* --------------------------------------------------------------------------
   Sections (shared)
   -------------------------------------------------------------------------- */

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

.section--alt {
    background: var(--color-bg-alt);
}

/* --------------------------------------------------------------------------
   7. Learning paths
   -------------------------------------------------------------------------- */

.paths {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: clamp(var(--space-5), 2.5vw, var(--space-6));
}

@media (min-width: 900px) {
    .paths {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

.path {
    display: flex;
    flex-direction: column;
    padding: clamp(var(--space-6), 4vw, var(--space-7));
    border-radius: var(--radius-lg);
}

.path__tag {
    font-size: var(--text-xs);
    font-weight: 700;
    letter-spacing: var(--tracking-caps);
    text-transform: uppercase;
}

.path__title {
    margin-top: var(--space-4);
    font-family: var(--font-display);
    font-size: var(--text-h3);
    font-weight: 500;
    line-height: var(--leading-tight);
    letter-spacing: -0.01em;
}

.path__title a {
    text-decoration: none;
    background-image: linear-gradient(currentColor, currentColor);
    background-size: 0 1px;
    background-position: 0 100%;
    background-repeat: no-repeat;
    transition: background-size .25s var(--ease);
}

.path__title a:hover {
    background-size: 100% 1px;
}

.path__lead {
    margin-top: var(--space-4);
}

.path__block {
    margin-top: var(--space-6);
    padding-top: var(--space-5);
    border-top: 1px solid;
}

.path__label {
    margin-bottom: var(--space-3);
    font-size: var(--text-xs);
    font-weight: 700;
    letter-spacing: var(--tracking-caps);
    text-transform: uppercase;
}

.path__list {
    display: grid;
    gap: var(--space-2);
}

.path__list li {
    position: relative;
    padding-left: var(--space-5);
}

.path__list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: .78em;
    width: .65rem;
    height: 1.5px;
}

.path__footer {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--space-4) var(--space-5);
    margin-top: auto;
    padding-top: var(--space-6);
}

@media (max-width: 480px) {
    .path__footer .btn {
        width: 100%;
        white-space: normal;
        text-align: center;
    }
}

/* General: light surface, coral details */

.path--general {
    background: var(--color-surface);
    border: 1px solid var(--color-line);
    box-shadow: var(--shadow-sm);
}

.path--general .path__tag {
    color: var(--color-accent-strong);
}

.path--general .path__lead,
.path--general .path__list {
    color: var(--color-text-soft);
}

.path--general .path__block {
    border-color: var(--color-line);
}

.path--general .path__label {
    color: var(--color-text-muted);
}

.path--general .path__list li::before {
    background: var(--color-accent);
}

.path--general .text-link {
    color: var(--color-accent-strong);
}

.path--general .text-link:hover {
    color: var(--color-accent-deep);
}

/* IT: navy surface, monospace topics */

.path--it {
    background: var(--color-navy);
    color: var(--color-on-navy);
}

.path--it .path__tag {
    font-family: var(--font-mono);
    font-weight: 500;
    letter-spacing: .04em;
    color: var(--color-accent-on-navy);
}

.path--it .path__lead,
.path--it .path__list {
    color: var(--color-on-navy-muted);
}

.path--it .path__block {
    border-color: var(--color-navy-line);
}

.path--it .path__label {
    color: var(--color-on-navy);
}

.path--it .path__list li::before {
    background: var(--color-accent-on-navy);
}

.path--it .chips li {
    border-color: var(--color-navy-line);
    background: var(--color-navy-raised);
    color: var(--color-on-navy);
}

.path--it .text-link {
    color: var(--color-on-navy);
}

.path--it .text-link:hover {
    color: var(--color-accent-on-navy);
}

.path--it :focus-visible {
    outline-color: var(--color-accent-on-navy);
}

/* --------------------------------------------------------------------------
   8. Approach
   -------------------------------------------------------------------------- */

.principles {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: var(--space-5);
}

@media (min-width: 640px) {
    .principles {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (min-width: 1080px) {
    .principles {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }
}

.principle {
    padding: var(--space-6) var(--space-5);
    background: var(--color-surface);
    border: 1px solid var(--color-line);
    border-radius: var(--radius-md);
}

.principle__num {
    display: block;
    font-family: var(--font-display);
    font-size: 2rem;
    font-style: italic;
    font-weight: 600;
    line-height: 1;
    color: var(--color-accent);
}

.principle__title {
    margin-top: var(--space-5);
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 600;
    line-height: 1.15;
}

.principle p {
    margin-top: var(--space-3);
    font-size: var(--text-sm);
    color: var(--color-text-soft);
}

.approach__cta {
    margin-top: var(--space-7);
    color: var(--color-accent-strong);
}

/* --------------------------------------------------------------------------
   9. About
   -------------------------------------------------------------------------- */

.about {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: var(--space-7);
    align-items: start;
}

@media (min-width: 880px) {
    .about {
        grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
        gap: clamp(var(--space-7), 6vw, 5.5rem);
    }
}

.about__media {
    position: relative;
    /* Leave room on the right for the offset frame */
    width: calc(100% - var(--space-5));
    max-width: 320px;
}

@media (min-width: 880px) {
    .about__media {
        max-width: none;
        position: sticky;
        top: calc(var(--header-height) + var(--space-6));
    }
}

/* Offset frame behind the photo */
.about__media::before {
    content: "";
    position: absolute;
    inset: var(--space-5) calc(-1 * var(--space-5)) calc(-1 * var(--space-5)) var(--space-5);
    border: 1.5px solid var(--color-accent);
    border-radius: var(--radius-lg);
    opacity: .55;
}

.about__photo {
    position: relative;
    width: 100%;
    aspect-ratio: 3 / 4;
    object-fit: cover;
    object-position: center top;
    border-radius: var(--radius-lg);
    background: var(--color-bg-alt);
    box-shadow: var(--shadow-md);
}

.about__text .section-title {
    margin-bottom: var(--space-5);
}

.about__text p {
    max-width: 38em;
    color: var(--color-text-soft);
}

.about__text p + p {
    margin-top: var(--space-4);
}

.about__text .about__lead {
    font-size: var(--text-lg);
    color: var(--color-text);
}

/* Key facts */

.facts {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: var(--space-5) var(--space-6);
    margin: var(--space-7) 0 0;
}

@media (min-width: 560px) {
    .facts {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

.facts__item {
    padding-top: var(--space-4);
    border-top: 1px solid var(--color-line-strong);
}

.facts dt {
    font-size: var(--text-xs);
    font-weight: 700;
    letter-spacing: var(--tracking-caps);
    text-transform: uppercase;
    color: var(--color-accent-strong);
}

.facts dd {
    margin: var(--space-2) 0 0;
    font-size: var(--text-sm);
    color: var(--color-text-soft);
}

/* --------------------------------------------------------------------------
   10. Contact
   -------------------------------------------------------------------------- */

.contact {
    padding-block: var(--space-section);
    background: var(--color-navy);
    color: var(--color-on-navy);
}

.contact :focus-visible {
    outline-color: var(--color-accent-on-navy);
}

.contact__inner {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: var(--space-7);
    align-items: center;
}

@media (min-width: 900px) {
    .contact__inner {
        grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
        gap: var(--space-8);
    }
}

.contact .section-index {
    color: var(--color-on-navy-muted);
}

.contact .section-index span {
    color: var(--color-accent-on-navy);
}

.contact__title {
    margin-top: var(--space-4);
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 5.4vw, 4.25rem);
    font-weight: 500;
    line-height: 1.05;
    letter-spacing: -0.02em;
    text-wrap: balance;
}

.contact .contact__title em {
    color: var(--color-accent-on-navy);
}

.contact__lead {
    margin-top: var(--space-5);
    max-width: 32em;
    font-size: var(--text-lg);
    color: var(--color-on-navy-muted);
}

.contact__cross {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    gap: var(--space-2) var(--space-3);
    margin-top: var(--space-6);
    color: var(--color-on-navy-muted);
}

.contact__cross .text-link {
    color: var(--color-on-navy);
}

.contact__cross .text-link:hover {
    color: var(--color-accent-on-navy);
}

.contact__alt {
    margin-top: var(--space-5);
    font-size: var(--text-sm);
    text-align: center;
    color: var(--color-on-navy-muted);
}

.contact__alt a {
    display: inline-flex;
    align-items: center;
    min-height: 44px;
    color: var(--color-on-navy);
    text-underline-offset: 3px;
}

.contact__alt a:hover {
    color: var(--color-accent-on-navy);
}

.contact__card {
    padding: clamp(var(--space-5), 4vw, var(--space-7));
    background: var(--color-navy-raised);
    border: 1px solid var(--color-navy-line);
    border-radius: var(--radius-lg);
}

.contact__label {
    font-size: var(--text-xs);
    font-weight: 700;
    letter-spacing: var(--tracking-caps);
    text-transform: uppercase;
    color: var(--color-on-navy);
}

.contact__steps {
    display: grid;
    gap: var(--space-4);
    margin-block: var(--space-5) var(--space-6);
    counter-reset: step;
}

.contact__steps li {
    display: grid;
    grid-template-columns: 2rem minmax(0, 1fr);
    gap: var(--space-3);
    color: var(--color-on-navy-muted);
    counter-increment: step;
}

.contact__steps li::before {
    content: counter(step);
    display: grid;
    place-items: center;
    width: 2rem;
    height: 2rem;
    border: 1px solid var(--color-navy-line);
    border-radius: 50%;
    font-size: var(--text-sm);
    font-weight: 700;
    color: var(--color-accent-on-navy);
}

.contact .btn--primary:hover {
    background: var(--color-on-navy);
    color: var(--color-text);
}

.contact__handle {
    margin-top: var(--space-4);
    font-size: var(--text-sm);
    text-align: center;
    color: var(--color-on-navy-muted);
}

.contact__handle span {
    font-family: var(--font-mono);
    color: var(--color-on-navy);
}

/* --------------------------------------------------------------------------
   11. Footer
   -------------------------------------------------------------------------- */

.site-footer {
    padding-block: var(--space-6);
    font-size: var(--text-sm);
    color: var(--color-text-muted);
}

.site-footer__inner {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4) var(--space-6);
}

.site-footer a {
    color: var(--color-text);
    text-decoration-color: var(--color-line-strong);
    text-underline-offset: 3px;
    transition: text-decoration-color var(--duration) var(--ease);
}

.site-footer a:hover {
    text-decoration-color: var(--color-accent-strong);
}

.site-footer__nav {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2) var(--space-5);
}

.site-footer__nav a {
    display: inline-flex;
    align-items: center;
    min-height: 44px;
}

/* --------------------------------------------------------------------------
   Error pages
   -------------------------------------------------------------------------- */

.error-page {
    padding-block: clamp(var(--space-8), 12vw, 9rem);
}

.error-page__inner {
    max-width: calc(46rem + 2 * var(--gutter));
}

.error-page__code {
    font-family: var(--font-display);
    font-size: clamp(4rem, 12vw, 7rem);
    font-style: italic;
    font-weight: 500;
    line-height: 1;
    color: var(--color-accent);
}

.error-page__title {
    margin-top: var(--space-4);
    font-family: var(--font-display);
    font-size: var(--text-h2);
    font-weight: 500;
    line-height: var(--leading-tight);
}

.error-page__title em {
    font-style: italic;
    color: var(--color-accent-strong);
}

.error-page__lead {
    margin-top: var(--space-5);
    font-size: var(--text-lg);
    color: var(--color-text-soft);
}

.error-page__actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-3);
    margin-top: var(--space-6);
}

/* --------------------------------------------------------------------------
   Small screens
   -------------------------------------------------------------------------- */

@media (max-width: 480px) {
    .hero__actions .btn {
        width: 100%;
    }

    .site-header .btn--small {
        padding-inline: var(--space-4);
    }
}

/* --------------------------------------------------------------------------
   12. Motion preferences
   -------------------------------------------------------------------------- */

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        transition: none !important;
    }
}