/* ==========================================================================
   A Lifetime with the United Nations — core stylesheet
   Author website for Tarik Kurdi

   Contents
   1.  Design tokens (custom properties)
   2.  Reset & base
   3.  Typography
   4.  Layout utilities & sections
   5.  Buttons & links
   6.  Header & navigation
   7.  Hero (home)
   8.  Page hero (interior pages)
   9.  Section furniture (eyebrow, heading, divider)
   10. Prose, quotes, drop caps
   11. Themes
   12. Career highlights (stats)
   13. Chapters
   14. Author message
   15. Editions (buy the book)
   16. Excerpts
   17. Book page pieces
   18. Author page pieces
   19. Journey page pieces
   20. Footer & back-to-top
   21. Accessibility helpers
   ========================================================================== */

/* ---------------------------------------------------------------------------
   1. Design tokens — extracted from the book cover
   --------------------------------------------------------------------------- */
:root {
    /* Blues */
    --c-midnight:    #0A1A2B;
    --c-midnight-2:  #0C2035;
    --c-navy:        #0E2740;
    --c-navy-3:      #143252;
    --c-blue:        #2C6CB0;   /* UN / UNHCR blue */
    --c-blue-bright: #4E8FCC;
    --c-sky:         #8FBBE2;

    /* Warm tones */
    --c-gold:        #D3A34A;   /* warm golden light */
    --c-gold-bright: #E7C67E;
    --c-gold-deep:   #B0812C;
    --c-sand:        #CDBA98;
    --c-sand-bg:     #ECE3D2;   /* sand-stone section background */

    /* Neutrals */
    --c-ivory:       #F7F1E6;   /* soft ivory content background */
    --c-ivory-2:     #FCF9F2;
    --c-charcoal:    #1C242E;
    --c-ink:         #23303B;   /* body text on light */
    --c-ink-soft:    #5A6B78;
    --c-white:       #FFFFFF;

    /* On-dark text */
    --c-on-dark:     #E8EFF6;
    --c-on-dark-soft:rgba(226, 236, 245, 0.72);
    --c-on-dark-faint:rgba(226, 236, 245, 0.45);

    /* Lines */
    --line-dark:     rgba(211, 163, 74, 0.28);
    --line-light:    rgba(35, 48, 59, 0.14);

    /* Fonts */
    --f-display: 'Cinzel', Georgia, serif;
    --f-serif:   'Cormorant Garamond', Georgia, serif;
    --f-sans:    'Source Sans 3', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

    /* Fluid type scale */
    --fs-hero:  clamp(3rem, 8vw, 6.5rem);
    --fs-h1:    clamp(2.1rem, 4.6vw, 3.6rem);
    --fs-h2:    clamp(1.75rem, 3.2vw, 2.7rem);
    --fs-h3:    clamp(1.2rem, 1.8vw, 1.5rem);
    --fs-lead:  clamp(1.15rem, 1.7vw, 1.4rem);
    --fs-body:  1.0625rem;
    --fs-sm:    0.9375rem;
    --fs-xs:    0.8125rem;

    /* Spacing */
    --space-section: clamp(4.5rem, 9vw, 8.5rem);
    --wrap:      1220px;
    --wrap-narrow: 760px;

    /* Effects */
    --radius:    3px;
    --radius-lg: 6px;
    --shadow-cover: 0 30px 70px -25px rgba(6, 16, 28, 0.65);
    --shadow-card:  0 18px 40px -22px rgba(12, 26, 43, 0.30);
    --ease:      cubic-bezier(0.22, 0.61, 0.36, 1);
    --t-fast:    0.25s var(--ease);
    --t-med:     0.5s  var(--ease);
}

/* ---------------------------------------------------------------------------
   2. Reset & base
   --------------------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }

html {
    -webkit-text-size-adjust: 100%;
    scroll-behavior: smooth;
    scroll-padding-top: 96px;
}

body {
    margin: 0;
    font-family: var(--f-sans);
    font-size: var(--fs-body);
    line-height: 1.7;
    color: var(--c-ink);
    background: var(--c-ivory-2);
    font-weight: 400;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
    overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a   { color: inherit; text-decoration: none; }
button { font-family: inherit; }

::selection { background: var(--c-gold); color: var(--c-midnight); }

/* ---------------------------------------------------------------------------
   3. Typography
   --------------------------------------------------------------------------- */
h1, h2, h3, h4 { margin: 0; font-weight: 500; line-height: 1.15; }

.section-title {
    font-family: var(--f-display);
    font-size: var(--fs-h2);
    font-weight: 600;
    letter-spacing: 0.01em;
    color: var(--c-midnight);
    line-height: 1.2;
}
.section-title--sm { font-size: clamp(1.4rem, 2.4vw, 1.9rem); }
.section-title--light { color: var(--c-white); }

/* Titles that sit on dark backgrounds must always read as light, even when
   the --light modifier isn't set on the element itself. */
.section-midnight .section-title,
.section-message .section-title,
.section-cta-band .section-title,
.section-head--light .section-title,
.page-hero .section-title { color: var(--c-white); }

p { margin: 0 0 1.15em; }

/* ---------------------------------------------------------------------------
   4. Layout utilities & sections
   --------------------------------------------------------------------------- */
.wrap {
    width: 100%;
    max-width: var(--wrap);
    margin: 0 auto;
    padding: 0 clamp(1.25rem, 4vw, 3rem);
}
.narrow { max-width: var(--wrap-narrow); }
.center { text-align: center; margin-left: auto; margin-right: auto; }

.section { padding: var(--space-section) 0; position: relative; }

.section-ivory   { background: var(--c-ivory); color: var(--c-ink); }
.section-sand    { background: var(--c-sand-bg); color: var(--c-ink); }
.section-midnight{
    background:
        radial-gradient(120% 90% at 80% -10%, rgba(44, 108, 176, 0.18), transparent 60%),
        linear-gradient(180deg, var(--c-midnight) 0%, var(--c-midnight-2) 100%);
    color: var(--c-on-dark);
}

/* subtle top hairline between stacked sections */
.section + .section { border-top: 1px solid rgba(0,0,0,0.03); }

.two-col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(2rem, 5vw, 4.5rem);
}
.two-col--align { align-items: center; }

/* ---------------------------------------------------------------------------
   5. Buttons & links
   --------------------------------------------------------------------------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5em;
    padding: 0.95em 2em;
    font-family: var(--f-sans);
    font-size: var(--fs-sm);
    font-weight: 600;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    border: 1px solid transparent;
    border-radius: var(--radius);
    cursor: pointer;
    transition: background var(--t-fast), color var(--t-fast),
                border-color var(--t-fast), transform var(--t-fast);
    will-change: transform;
}
.btn-gold {
    background: var(--c-gold);
    color: var(--c-midnight);
    border-color: var(--c-gold);
}
.btn-gold:hover { background: var(--c-gold-bright); border-color: var(--c-gold-bright); transform: translateY(-2px); }

.btn-ghost {
    background: transparent;
    color: var(--c-white);
    border-color: rgba(255,255,255,0.55);
}
.btn-ghost:hover { border-color: var(--c-gold); color: var(--c-gold-bright); transform: translateY(-2px); }
.btn-ghost--light { color: var(--c-white); }

.btn-outline {
    background: transparent;
    color: var(--c-ink-soft);
    border-color: var(--line-light);
    letter-spacing: 0.1em;
}
.btn-outline[disabled] { cursor: default; opacity: 0.7; }
.btn-block { width: 100%; }

.link-arrow {
    font-family: var(--f-sans);
    font-size: var(--fs-sm);
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--c-gold-deep);
    display: inline-flex;
    align-items: center;
    gap: 0.5em;
    transition: gap var(--t-fast), color var(--t-fast);
}
.link-arrow span { transition: transform var(--t-fast); }
.link-arrow:hover { color: var(--c-gold); }
.link-arrow:hover span { transform: translateX(4px); }
.section-cta { margin-top: 2.5rem; text-align: center; }
/* Keep call-to-action links left-aligned inside left-aligned column layouts. */
.two-col .section-cta,
.book-overview-text .section-cta { text-align: left; }
.section-cta--light .link-arrow,
.section-head--light + * .link-arrow { color: var(--c-gold-bright); }
.section-cta--light .link-arrow:hover { color: var(--c-white); }

/* ---------------------------------------------------------------------------
   6. Header & navigation
   --------------------------------------------------------------------------- */
.site-header {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;
    transition: background-color var(--t-med), box-shadow var(--t-med),
                border-color var(--t-med), padding var(--t-med);
    border-bottom: 1px solid transparent;
}
.site-header--transparent {
    background: linear-gradient(180deg, rgba(10,26,43,0.55), rgba(10,26,43,0));
    padding: 0.6rem 0;
}
.site-header--solid,
.site-header.is-scrolled {
    background: rgba(9, 22, 37, 0.94);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    border-bottom-color: var(--line-dark);
    box-shadow: 0 8px 30px -18px rgba(0,0,0,0.7);
    padding: 0.35rem 0;
}

.nav-inner {
    max-width: var(--wrap);
    margin: 0 auto;
    padding: 0.55rem clamp(1.25rem, 4vw, 3rem);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
}

.brand { display: inline-flex; align-items: center; gap: 0.85rem; }
.brand-cover {
    width: 38px; height: 57px;
    object-fit: cover;
    border-radius: 2px;
    box-shadow: 0 6px 16px -6px rgba(0,0,0,0.7);
    border: 1px solid rgba(255,255,255,0.15);
}
.brand-text { display: flex; flex-direction: column; line-height: 1.05; }
.brand-title {
    font-family: var(--f-display);
    font-size: 0.82rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    color: var(--c-white);
    text-transform: uppercase;
}
.brand-author {
    font-family: var(--f-serif);
    font-size: 0.9rem;
    font-style: italic;
    color: var(--c-gold-bright);
    margin-top: 2px;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: clamp(1rem, 2vw, 2.2rem);
    list-style: none;
    margin: 0; padding: 0;
}
.nav-link {
    position: relative;
    font-size: 0.82rem;
    font-weight: 600;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--c-on-dark);
    padding: 0.4rem 0;
    transition: color var(--t-fast);
}
.nav-link::after {
    content: "";
    position: absolute;
    left: 0; bottom: -2px;
    width: 100%; height: 1px;
    background: var(--c-gold);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--t-fast);
}
.nav-link:hover { color: var(--c-gold-bright); }
.nav-link:hover::after,
.nav-link.is-active::after { transform: scaleX(1); }
.nav-link.is-active { color: var(--c-gold-bright); }

.nav-toggle {
    display: none;
    width: 44px; height: 44px;
    background: transparent;
    border: 0;
    cursor: pointer;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    padding: 0 10px;
}
.nav-toggle-bar {
    display: block;
    height: 2px;
    background: var(--c-white);
    border-radius: 2px;
    transition: transform var(--t-fast), opacity var(--t-fast);
}

/* ---------------------------------------------------------------------------
   7. Hero (home)
   --------------------------------------------------------------------------- */
.hero {
    position: relative;
    min-height: 100vh;
    min-height: 100svh;
    display: flex;
    align-items: center;
    color: var(--c-white);
    overflow: hidden;
    padding: 8rem 0 4rem;
}
.hero-media { position: absolute; inset: 0; z-index: 0; }
.hero-bg {
    position: absolute;
    inset: -8% 0 0 0;
    background-image: url('../images/hero-background.jpg');
    background-size: cover;
    background-position: center 30%;
    will-change: transform;
    transform: scale(1.08);
}
.hero-overlay {
    position: absolute; inset: 0;
    background:
        linear-gradient(180deg, rgba(8,20,34,0.55) 0%, rgba(8,20,34,0.35) 30%, rgba(8,20,34,0.72) 75%, rgba(8,18,30,0.95) 100%),
        linear-gradient(90deg, rgba(8,20,34,0.85) 0%, rgba(8,20,34,0.30) 55%, rgba(8,20,34,0.10) 100%);
}

.hero-content {
    position: relative;
    z-index: 2;
    width: 100%;
    max-width: var(--wrap);
    margin: 0 auto;
    padding: 0 clamp(1.25rem, 4vw, 3rem);
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    align-items: center;
    gap: clamp(2rem, 5vw, 5rem);
}

.hero-eyebrow {
    font-family: var(--f-sans);
    font-size: var(--fs-xs);
    letter-spacing: 0.32em;
    text-transform: uppercase;
    color: var(--c-gold-bright);
    margin-bottom: 1.4rem;
}
.hero-title { margin-bottom: 1.5rem; }
.hero-title-small {
    display: block;
    font-family: var(--f-display);
    font-size: clamp(1.1rem, 2.4vw, 1.9rem);
    font-weight: 500;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--c-sky);
    margin-bottom: 0.4rem;
}
.hero-title-main {
    display: block;
    font-family: var(--f-display);
    font-size: var(--fs-hero);
    font-weight: 700;
    line-height: 0.98;
    letter-spacing: 0.01em;
    color: var(--c-white);
    text-shadow: 0 2px 30px rgba(0,0,0,0.35);
}
.hero-subtitle {
    font-family: var(--f-serif);
    font-size: clamp(1.15rem, 2vw, 1.6rem);
    font-style: italic;
    color: var(--c-on-dark);
    max-width: 34ch;
    margin-bottom: 1.6rem;
    line-height: 1.35;
}
.hero-byline { margin-bottom: 1.4rem; display: flex; flex-direction: column; gap: 0.15rem; }
.hero-author {
    font-family: var(--f-display);
    font-size: 1.15rem;
    font-weight: 600;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--c-gold-bright);
}
.hero-role {
    font-size: var(--fs-sm);
    letter-spacing: 0.08em;
    color: var(--c-on-dark-soft);
}
.hero-intro {
    max-width: 44ch;
    color: var(--c-on-dark);
    font-size: var(--fs-lead);
    line-height: 1.55;
    margin-bottom: 2.2rem;
    border-left: 2px solid var(--c-gold);
    padding-left: 1.25rem;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 1rem; }

.hero-cover {
    position: relative;
    justify-self: center;
}
.cover-frame {
    position: relative;
    z-index: 2;
    width: clamp(230px, 26vw, 380px);
    border-radius: var(--radius);
    box-shadow: var(--shadow-cover);
    overflow: hidden;
    border: 1px solid rgba(255,255,255,0.10);
}
.cover-frame img { width: 100%; display: block; }
.cover-glow {
    position: absolute;
    z-index: 1;
    inset: -12% -12% -18% -12%;
    background: radial-gradient(closest-side, rgba(211,163,74,0.35), rgba(211,163,74,0) 70%);
    filter: blur(10px);
}

.hero-scroll {
    position: absolute;
    left: 50%;
    bottom: 2rem;
    transform: translateX(-50%);
    z-index: 3;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.6rem;
    color: var(--c-on-dark-soft);
}
.hero-scroll-text {
    font-size: 0.7rem;
    letter-spacing: 0.3em;
    text-transform: uppercase;
}
.hero-scroll-line {
    width: 1px;
    height: 46px;
    background: linear-gradient(var(--c-gold), transparent);
}

/* ---------------------------------------------------------------------------
   8. Page hero (interior pages)
   --------------------------------------------------------------------------- */
.page-hero {
    position: relative;
    padding: clamp(9rem, 16vw, 13rem) 0 clamp(3rem, 6vw, 5rem);
    color: var(--c-white);
    background:
        linear-gradient(180deg, rgba(8,20,34,0.82), rgba(10,22,37,0.96)),
        linear-gradient(120deg, var(--c-navy), var(--c-midnight));
    overflow: hidden;
}
/* Interior page heroes carry an atmospheric photograph behind a deep overlay,
   so the heading always remains legible. */
.page-hero--photo {
    background-size: cover;
    background-position: center 32%;
}
.page-hero--author  { background: linear-gradient(180deg, rgba(8,20,34,0.82), rgba(10,22,37,0.92)), url('../images/work-field.jpg'); }
.page-hero--themes  { background: linear-gradient(180deg, rgba(8,20,34,0.84), rgba(10,22,37,0.93)), url('../images/work-convoy.jpg'); }
.page-hero--journey { background: linear-gradient(180deg, rgba(8,20,34,0.80), rgba(10,22,37,0.92)), url('../images/work-return.jpg'); }
.page-hero--excerpts{ background: linear-gradient(180deg, rgba(8,20,34,0.84), rgba(10,22,37,0.94)), url('../images/work-education.jpg'); }
.page-hero--book    { background: linear-gradient(180deg, rgba(8,20,34,0.82), rgba(10,22,37,0.93)), url('../images/work-convoy.jpg'); }
.page-hero-overlay {
    position: absolute; inset: 0;
    background-image:
        radial-gradient(60% 80% at 85% 10%, rgba(44,108,176,0.22), transparent 60%),
        radial-gradient(50% 60% at 10% 100%, rgba(211,163,74,0.12), transparent 60%);
    pointer-events: none;
}
.page-hero-inner { position: relative; z-index: 1; }
.crumbs {
    font-size: var(--fs-xs);
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--c-on-dark-faint);
    margin-bottom: 1.6rem;
}
.crumbs a { color: var(--c-on-dark-soft); transition: color var(--t-fast); }
.crumbs a:hover { color: var(--c-gold-bright); }
.crumbs span[aria-current] { color: var(--c-gold-bright); }
.page-title {
    font-family: var(--f-display);
    font-size: var(--fs-h1);
    font-weight: 700;
    letter-spacing: 0.01em;
    max-width: 20ch;
}
.page-lead {
    font-family: var(--f-serif);
    font-size: var(--fs-lead);
    font-style: italic;
    color: var(--c-on-dark);
    margin-top: 1.1rem;
    max-width: 52ch;
}

/* ---------------------------------------------------------------------------
   9. Section furniture
   --------------------------------------------------------------------------- */
.section-head { max-width: 44rem; margin: 0 auto clamp(2.5rem, 5vw, 4rem); text-align: center; }
.section-head--left { margin-left: 0; margin-right: 0; text-align: left; max-width: 40rem; }
.eyebrow {
    font-family: var(--f-sans);
    font-size: var(--fs-xs);
    font-weight: 600;
    letter-spacing: 0.28em;
    text-transform: uppercase;
    color: var(--c-gold-deep);
    margin-bottom: 1rem;
}
.eyebrow--gold { color: var(--c-gold-bright); }
.section-head--light .eyebrow { color: var(--c-gold-bright); }
.section-intro {
    font-family: var(--f-serif);
    font-size: var(--fs-lead);
    font-style: italic;
    color: var(--c-ink-soft);
    margin-top: 1.2rem;
}
.section-intro--light { color: var(--c-on-dark-soft); }

/* divider mark */
.divider {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.9rem;
    margin-top: 1.5rem;
    color: var(--c-gold);
    width: 100%;
    max-width: 260px;
}
.section-head--left .divider { justify-content: flex-start; margin-left: 0; }
.divider-line {
    height: 1px;
    flex: 1;
    background: linear-gradient(90deg, transparent, currentColor);
}
.divider-line:last-child { background: linear-gradient(90deg, currentColor, transparent); }
.divider-diamond { flex: none; }

/* ---------------------------------------------------------------------------
   10. Prose, quotes, drop caps
   --------------------------------------------------------------------------- */
.prose { font-size: var(--fs-body); color: var(--c-ink); }
.prose p { max-width: 68ch; }
.prose--light { color: var(--c-on-dark); }
.prose--light p { color: var(--c-on-dark); }
.prose--center { margin-left: auto; margin-right: auto; }
.prose--center p { margin-left: auto; margin-right: auto; }

.prose-lead {
    max-width: 60rem;
    margin: 0 auto 1.5rem;
    text-align: center;
}
.prose-lead p {
    font-family: var(--f-serif);
    font-size: clamp(1.3rem, 2.4vw, 1.85rem);
    line-height: 1.5;
    color: var(--c-midnight);
    font-weight: 500;
}
.prose-columns {
    max-width: 62rem;
    margin: 2.5rem auto 0;
    columns: 2;
    column-gap: 3.5rem;
}
.prose-columns p { break-inside: avoid; }

.dropcap {
    float: left;
    font-family: var(--f-display);
    font-size: 3.6em;
    line-height: 0.78;
    font-weight: 700;
    color: var(--c-gold-deep);
    padding: 0.05em 0.14em 0 0;
    margin-right: 0.04em;
}

.pull-quote {
    max-width: 52rem;
    margin: clamp(2.5rem, 5vw, 4rem) auto 0;
    padding: 2rem 0 0;
    border-top: 1px solid var(--line-light);
    text-align: center;
}
.pull-quote p {
    font-family: var(--f-serif);
    font-size: clamp(1.3rem, 2.6vw, 1.9rem);
    font-style: italic;
    line-height: 1.45;
    color: var(--c-navy);
    margin: 0;
}

.quote-mark {
    font-family: var(--f-serif);
    font-size: 5rem;
    line-height: 0.5;
    color: var(--c-gold);
    display: block;
    height: 0.5em;
}
.quote-mark--sm { font-size: 3rem; color: var(--c-gold-deep); }

/* ---------------------------------------------------------------------------
   11. Themes
   --------------------------------------------------------------------------- */
.theme-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: clamp(1.25rem, 2.5vw, 2rem);
}
.theme-card {
    position: relative;
    padding: 2.4rem 2rem 2.2rem;
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: transform var(--t-med), border-color var(--t-med), background var(--t-med);
}
.theme-card::before {
    content: "";
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--c-gold), transparent);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--t-med);
}
.theme-card:hover {
    transform: translateY(-6px);
    border-color: var(--line-dark);
    background: rgba(44,108,176,0.10);
}
.theme-card:hover::before { transform: scaleX(1); }
.theme-icon { color: var(--c-gold-bright); display: block; margin-bottom: 1.2rem; }
.line-icon { width: 46px; height: 46px; }
.theme-title {
    font-family: var(--f-display);
    font-size: 1.25rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    color: var(--c-white);
    margin-bottom: 0.8rem;
}
.theme-lead { color: var(--c-on-dark-soft); font-size: var(--fs-sm); margin-bottom: 1.4rem; }
.theme-more { color: var(--c-gold-bright); }

/* Themes page — detail entries */
.theme-detail-list { display: flex; flex-direction: column; gap: clamp(2.5rem, 5vw, 4.5rem); }
.theme-detail {
    display: grid;
    grid-template-columns: 200px 1fr;
    gap: clamp(1.5rem, 4vw, 3.5rem);
    padding-bottom: clamp(2.5rem, 5vw, 4.5rem);
    border-bottom: 1px solid var(--line-light);
    scroll-margin-top: 110px;
}
.theme-detail:last-child { border-bottom: 0; padding-bottom: 0; }
.theme-detail-aside { display: flex; flex-direction: column; align-items: flex-start; gap: 1rem; }
.theme-detail-num {
    font-family: var(--f-display);
    font-size: 2.4rem;
    font-weight: 700;
    color: var(--c-gold);
    line-height: 1;
}
.theme-detail-icon { color: var(--c-navy); }
.theme-detail-icon .line-icon { width: 58px; height: 58px; stroke-width: 1.2; }
.theme-detail-title {
    font-family: var(--f-display);
    font-size: clamp(1.5rem, 2.6vw, 2rem);
    font-weight: 600;
    color: var(--c-midnight);
    margin-bottom: 0.4rem;
}
.theme-detail-sub {
    font-family: var(--f-serif);
    font-size: 1.25rem;
    font-style: italic;
    color: var(--c-gold-deep);
    margin-bottom: 1.3rem;
}

/* ---------------------------------------------------------------------------
   12. Career highlights (stats)
   --------------------------------------------------------------------------- */
.stat-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: clamp(1rem, 2vw, 1.5rem);
}
.stat-card {
    padding: 2.2rem 1.8rem;
    background: var(--c-ivory-2);
    border: 1px solid var(--line-light);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: transform var(--t-fast), box-shadow var(--t-fast), border-color var(--t-fast);
}
.stat-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-card); border-color: var(--c-sand); }
.stat-figure {
    font-family: var(--f-display);
    font-size: clamp(1.6rem, 3vw, 2.3rem);
    font-weight: 700;
    color: var(--c-navy);
    margin-bottom: 0.5rem;
    line-height: 1.05;
}
.stat-label { font-size: var(--fs-sm); color: var(--c-ink-soft); margin: 0; }
.stat-grid--light .stat-card {
    background: rgba(255,255,255,0.04);
    border-color: rgba(255,255,255,0.10);
}
.stat-grid--light .stat-figure { color: var(--c-gold-bright); }
.stat-grid--light .stat-label { color: var(--c-on-dark-soft); }
.stat-grid--light .stat-card:hover { border-color: var(--line-dark); background: rgba(44,108,176,0.10); }

/* ---------------------------------------------------------------------------
   13. Chapters
   --------------------------------------------------------------------------- */
.chapter-grid {
    list-style: none;
    margin: 0; padding: 0;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: clamp(1rem, 2vw, 1.5rem);
}
.chapter-grid--full { grid-template-columns: repeat(3, 1fr); }
.chapter-card {
    position: relative;
    padding: 1.8rem 1.6rem;
    background: var(--c-white);
    border: 1px solid var(--line-light);
    border-radius: var(--radius-lg);
    transition: transform var(--t-fast), box-shadow var(--t-fast), border-color var(--t-fast);
}
.chapter-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-card); border-color: var(--c-sand); }
.chapter-num {
    font-family: var(--f-display);
    font-size: 0.95rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    color: var(--c-gold-deep);
    display: block;
    margin-bottom: 0.7rem;
}
.chapter-num::after { content: ""; display: block; width: 26px; height: 2px; background: var(--c-gold); margin-top: 0.6rem; opacity: 0.6; }
.chapter-title {
    font-family: var(--f-display);
    font-size: 1.08rem;
    font-weight: 600;
    color: var(--c-midnight);
    margin-bottom: 0.6rem;
    line-height: 1.25;
}
.chapter-desc { font-size: var(--fs-sm); color: var(--c-ink-soft); margin: 0; }

/* ---------------------------------------------------------------------------
   14. Author message
   --------------------------------------------------------------------------- */
.section-message {
    background:
        radial-gradient(90% 120% at 10% 0%, rgba(44,108,176,0.20), transparent 55%),
        linear-gradient(160deg, var(--c-navy) 0%, var(--c-midnight) 70%);
    color: var(--c-on-dark);
    padding: var(--space-section) 0;
}
.message-inner {
    max-width: var(--wrap);
    margin: 0 auto;
    padding: 0 clamp(1.25rem, 4vw, 3rem);
    display: grid;
    grid-template-columns: 0.8fr 1.2fr;
    align-items: center;
    gap: clamp(2rem, 5vw, 5rem);
}
.message-portrait { text-align: center; }
.message-photo, .message-portrait .portrait-placeholder {
    width: 100%;
    max-width: 320px;
    aspect-ratio: 4 / 5;
    margin: 0 auto 1.2rem;
    border-radius: var(--radius-lg);
    object-fit: cover;
    box-shadow: var(--shadow-cover);
    border: 1px solid rgba(255,255,255,0.10);
}
.message-caption {
    font-family: var(--f-display);
    font-size: 1rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--c-white);
    margin: 0;
}
.message-caption span {
    display: block;
    font-family: var(--f-serif);
    font-style: italic;
    text-transform: none;
    letter-spacing: 0;
    color: var(--c-gold-bright);
    font-size: 1rem;
    margin-top: 0.2rem;
}
.message-body .quote-mark { margin-bottom: 0.5rem; }
.message-quote { margin: 0; }
.message-quote p {
    font-family: var(--f-serif);
    font-size: clamp(1.3rem, 2.4vw, 1.85rem);
    line-height: 1.5;
    color: var(--c-on-dark);
    font-weight: 500;
}
.message-quote em { color: var(--c-gold-bright); font-style: italic; }
.message-sign { margin-top: 1.8rem; display: flex; flex-direction: column; gap: 0.2rem; }
.sign-name {
    font-family: var(--f-display);
    font-size: 1.2rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    color: var(--c-white);
}
.sign-role { font-size: var(--fs-sm); color: var(--c-on-dark-soft); letter-spacing: 0.04em; }

/* ---------------------------------------------------------------------------
   15. Editions (buy the book)
   --------------------------------------------------------------------------- */
.edition-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: clamp(1.25rem, 2.5vw, 2rem);
}
.edition-card {
    display: flex;
    flex-direction: column;
    padding: 2.6rem 2rem;
    background: var(--c-white);
    border: 1px solid var(--line-light);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: transform var(--t-med), box-shadow var(--t-med), border-color var(--t-med);
}
.edition-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-card); border-color: var(--c-gold); }
.edition-name {
    font-family: var(--f-display);
    font-size: 1.4rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    color: var(--c-midnight);
    margin-bottom: 0.8rem;
}
.edition-desc { font-size: var(--fs-sm); color: var(--c-ink-soft); margin-bottom: 1.6rem; flex: 1; }
.edition-status {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5em;
    font-size: var(--fs-xs);
    font-weight: 600;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--c-gold-deep);
    margin-bottom: 1.4rem;
}
.status-dot {
    width: 8px; height: 8px;
    border-radius: 50%;
    background: var(--c-gold);
    box-shadow: 0 0 0 4px rgba(211,163,74,0.18);
}

/* ---------------------------------------------------------------------------
   16. Excerpts
   --------------------------------------------------------------------------- */
.excerpt-preview {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: clamp(1.25rem, 2.5vw, 2rem);
}
.excerpt-card {
    padding: 2.2rem 2rem;
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.09);
    border-left: 2px solid var(--c-gold);
    border-radius: var(--radius-lg);
}
.excerpt-card blockquote { margin: 0 0 1.2rem; }
.excerpt-card blockquote p {
    font-family: var(--f-serif);
    font-size: 1.2rem;
    font-style: italic;
    line-height: 1.5;
    color: var(--c-on-dark);
    margin: 0;
}
.excerpt-card figcaption {
    font-family: var(--f-sans);
    font-size: var(--fs-xs);
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--c-gold-bright);
}

/* Excerpts page list */
.excerpt-list { display: flex; flex-direction: column; }
.excerpt-entry { text-align: center; padding: 0.5rem 0; scroll-margin-top: 110px; }
.excerpt-chapter {
    font-family: var(--f-sans);
    font-size: var(--fs-xs);
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--c-gold-deep);
    margin-bottom: 0.8rem;
}
.excerpt-entry blockquote { margin: 0; }
.excerpt-entry blockquote p {
    font-family: var(--f-serif);
    font-size: clamp(1.35rem, 2.8vw, 1.95rem);
    font-style: italic;
    line-height: 1.5;
    color: var(--c-navy);
    max-width: 40ch;
    margin: 0 auto;
}
.excerpt-sep { color: var(--c-gold); text-align: center; margin: 2.4rem 0; }
.excerpt-sep .divider { margin-top: 0; }
.excerpt-disclaimer {
    text-align: center;
    font-size: var(--fs-sm);
    color: var(--c-ink-soft);
    margin-top: 3.5rem;
    padding-top: 2rem;
    border-top: 1px solid var(--line-light);
}

/* ---------------------------------------------------------------------------
   17. Book page pieces
   --------------------------------------------------------------------------- */
.book-overview {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: clamp(2rem, 5vw, 4.5rem);
    align-items: start;
}
.book-overview-cover { position: sticky; top: 110px; }
.cover-frame--static {
    width: min(100%, 360px);
    margin: 0 auto 2rem;
    box-shadow: var(--shadow-cover);
}
.book-facts { list-style: none; margin: 0; padding: 0; max-width: 360px; margin: 0 auto; }
.book-facts li {
    display: flex;
    flex-direction: column;
    padding: 0.85rem 0;
    border-bottom: 1px solid var(--line-light);
    font-size: var(--fs-sm);
    color: var(--c-ink);
}
.book-facts li span {
    font-size: var(--fs-xs);
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--c-gold-deep);
    margin-bottom: 0.2rem;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: clamp(1rem, 2vw, 1.5rem);
}
.feature-card {
    padding: 1.8rem 1.6rem;
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: var(--radius-lg);
    transition: transform var(--t-fast), border-color var(--t-fast), background var(--t-fast);
}
.feature-card:hover { transform: translateY(-4px); border-color: var(--line-dark); background: rgba(44,108,176,0.10); }
.feature-card h3 {
    font-family: var(--f-display);
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--c-white);
    margin-bottom: 0.6rem;
}
.feature-card p { font-size: var(--fs-sm); color: var(--c-on-dark-soft); margin: 0; }

.message-list { list-style: none; margin: 0; padding: 0; max-width: 60rem; margin: 0 auto; display: grid; gap: 1.1rem; }
.message-item {
    display: grid;
    grid-template-columns: auto 1fr;
    align-items: baseline;
    gap: 1.4rem;
    padding: 1.4rem 1.6rem;
    background: rgba(255,255,255,0.55);
    border: 1px solid var(--line-light);
    border-radius: var(--radius-lg);
}
.message-index {
    font-family: var(--f-display);
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--c-gold-deep);
}
.message-item p { margin: 0; font-family: var(--f-serif); font-size: 1.2rem; color: var(--c-navy); line-height: 1.4; }

.tick-list { list-style: none; margin: 0; padding: 0; }
.tick-list li {
    position: relative;
    padding: 0.6rem 0 0.6rem 2rem;
    border-bottom: 1px solid var(--line-light);
    color: var(--c-ink);
}
.tick-list li::before {
    content: "";
    position: absolute;
    left: 0; top: 1.1rem;
    width: 9px; height: 9px;
    border: 1.5px solid var(--c-gold);
    transform: rotate(45deg);
}

/* CTA band */
.section-cta-band {
    background:
        linear-gradient(rgba(9,20,34,0.86), rgba(9,20,34,0.92)),
        url('../images/hero-background.jpg');
    background-size: cover;
    background-position: center 35%;
    background-attachment: fixed;
    color: var(--c-white);
    text-align: center;
}
.cta-band-inner { max-width: 42rem; }
.cta-band-inner p { color: var(--c-on-dark); font-size: var(--fs-lead); margin: 1rem auto 2rem; }
.cta-actions { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }

/* ---------------------------------------------------------------------------
   17b. Cinematic image bands, mosaics & figures
   NOTE: the documentary photographs below are placeholder imagery drawn from
   the manuscript's own illustrations. Replace with finally-licensed
   humanitarian / diplomatic photography before public launch.
   --------------------------------------------------------------------------- */

/* Full-width parallax photo band with an overlaid line */
.image-band {
    position: relative;
    min-height: clamp(340px, 52vh, 560px);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--c-white);
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    overflow: hidden;
}
.image-band::before {
    content: "";
    position: absolute; inset: 0;
    background:
        linear-gradient(180deg, rgba(8,18,30,0.55), rgba(8,18,30,0.78)),
        radial-gradient(80% 100% at 50% 120%, rgba(211,163,74,0.18), transparent 60%);
}
.image-band-inner {
    position: relative;
    z-index: 1;
    max-width: 46rem;
    padding: 4rem clamp(1.25rem, 4vw, 3rem);
}
.image-band-eyebrow {
    font-size: var(--fs-xs);
    font-weight: 600;
    letter-spacing: 0.28em;
    text-transform: uppercase;
    color: var(--c-gold-bright);
    margin-bottom: 1.2rem;
}
.image-band-quote {
    font-family: var(--f-serif);
    font-size: clamp(1.5rem, 3.4vw, 2.5rem);
    font-style: italic;
    line-height: 1.4;
    margin: 0;
    text-shadow: 0 2px 24px rgba(0,0,0,0.4);
}
.image-band-cite {
    display: block;
    margin-top: 1.4rem;
    font-family: var(--f-sans);
    font-style: normal;
    font-size: var(--fs-xs);
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--c-on-dark-soft);
}
.image-band--field  { background-image: url('../images/work-field.jpg'); background-position: center 40%; }
.image-band--return { background-image: url('../images/work-return.jpg'); }
.image-band--convoy { background-image: url('../images/work-convoy.jpg'); background-position: center 30%; }

/* A refined editorial figure (image + caption) */
.figure {
    margin: 0;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-card);
    background: var(--c-white);
    border: 1px solid var(--line-light);
}
.figure img { width: 100%; height: 100%; object-fit: cover; display: block; }
.figure figcaption {
    font-size: var(--fs-xs);
    color: var(--c-ink-soft);
    padding: 0.85rem 1.1rem;
    letter-spacing: 0.02em;
}

/* Photo mosaic — a tessellated strip of field imagery */
.photo-mosaic {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-auto-rows: clamp(150px, 20vw, 230px);
    gap: clamp(0.5rem, 1.2vw, 1rem);
}
.mosaic-item {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius);
    background: var(--c-navy);
}
.mosaic-item img {
    width: 100%; height: 100%;
    object-fit: cover;
    transition: transform 1.1s var(--ease);
}
.mosaic-item::after {
    content: attr(data-label);
    position: absolute;
    left: 0; right: 0; bottom: 0;
    padding: 1.6rem 1rem 0.8rem;
    font-size: var(--fs-xs);
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--c-white);
    background: linear-gradient(transparent, rgba(8,18,30,0.85));
    opacity: 0;
    transform: translateY(6px);
    transition: opacity var(--t-fast), transform var(--t-fast);
}
.mosaic-item:hover img { transform: scale(1.07); }
.mosaic-item:hover::after { opacity: 1; transform: translateY(0); }
.mosaic-item--tall { grid-row: span 2; }
.mosaic-item--wide { grid-column: span 2; }

/* Author-page environmental banner */
.author-banner {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    min-height: clamp(220px, 30vw, 340px);
    display: flex;
    align-items: flex-end;
    background: linear-gradient(0deg, rgba(8,18,30,0.85), rgba(8,18,30,0.15)), url('../images/work-field.jpg');
    background-size: cover;
    background-position: center 38%;
    color: var(--c-white);
}
.author-banner p {
    position: relative;
    margin: 0;
    padding: 1.6rem 1.8rem;
    font-family: var(--f-serif);
    font-style: italic;
    font-size: clamp(1.1rem, 2vw, 1.45rem);
    max-width: 46ch;
}
/* When placed within the biography grid, span the full width beneath it. */
.author-bio .author-banner {
    grid-column: 1 / -1;
    margin-top: clamp(2.5rem, 5vw, 4rem);
}

/* ---------------------------------------------------------------------------
   18. Author page pieces
   --------------------------------------------------------------------------- */
.author-bio {
    display: grid;
    grid-template-columns: 0.8fr 1.2fr;
    gap: clamp(2rem, 5vw, 4.5rem);
    align-items: start;
}
.author-portrait-col { position: sticky; top: 110px; text-align: center; }
.portrait-frame {
    position: relative;
    padding: 12px;
    background: linear-gradient(160deg, var(--c-sand-bg), var(--c-ivory-2));
    border: 1px solid var(--line-light);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-card);
}
.portrait-frame::after {
    content: "";
    position: absolute;
    inset: 6px;
    border: 1px solid var(--c-gold);
    opacity: 0.4;
    pointer-events: none;
    border-radius: 2px;
}
.author-photo, .author-portrait-col .portrait-placeholder {
    width: 100%;
    aspect-ratio: 4 / 5;
    object-fit: cover;
    border-radius: 2px;
    display: block;
}
.portrait-caption {
    font-family: var(--f-display);
    font-size: 1rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--c-midnight);
    margin-top: 1.2rem;
}
.portrait-caption span {
    display: block;
    font-family: var(--f-serif);
    font-style: italic;
    text-transform: none;
    letter-spacing: 0;
    color: var(--c-gold-deep);
    margin-top: 0.2rem;
}

.role-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: clamp(1rem, 2vw, 1.5rem);
}
.role-card {
    padding: 1.9rem 1.7rem;
    background: var(--c-white);
    border: 1px solid var(--line-light);
    border-top: 2px solid var(--c-gold);
    border-radius: var(--radius-lg);
    transition: transform var(--t-fast), box-shadow var(--t-fast);
}
.role-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-card); }
.role-card h3 {
    font-family: var(--f-display);
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--c-midnight);
    margin-bottom: 0.6rem;
}
.role-card p { font-size: var(--fs-sm); color: var(--c-ink-soft); margin: 0; }

.side-quote {
    margin: 0;
    padding: 2rem 2.2rem;
    background: rgba(255,255,255,0.6);
    border-left: 3px solid var(--c-gold);
    border-radius: var(--radius);
}
.side-quote p {
    font-family: var(--f-serif);
    font-size: clamp(1.25rem, 2.2vw, 1.6rem);
    font-style: italic;
    line-height: 1.45;
    color: var(--c-navy);
    margin: 0 0 1rem;
}
.side-quote cite {
    font-style: normal;
    font-size: var(--fs-sm);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--c-gold-deep);
}
.side-quote cite span { color: var(--c-ink-soft); text-transform: none; letter-spacing: 0; }

/* Author monogram emblem (a designed plate shown until author.jpg is supplied) */
.portrait-placeholder {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.55rem;
    background:
        radial-gradient(120% 100% at 50% 0%, rgba(44,108,176,0.22), transparent 60%),
        linear-gradient(160deg, var(--c-navy), var(--c-midnight));
    color: var(--c-on-dark);
    text-align: center;
    overflow: hidden;
}
.portrait-placeholder::after {
    content: "";
    position: absolute;
    inset: 14px;
    border: 1px solid rgba(211, 163, 74, 0.28);
    border-radius: 2px;
    pointer-events: none;
}
.mono-crest {
    position: absolute;
    inset: 0;
    display: grid;
    place-items: center;
    color: var(--c-gold);
    opacity: 0.16;
}
.mono-crest svg { width: 60%; max-width: 210px; height: auto; }
.portrait-monogram {
    position: relative;
    font-family: var(--f-display);
    font-size: clamp(3.2rem, 8vw, 5rem);
    font-weight: 700;
    letter-spacing: 0.14em;
    text-indent: 0.14em;
    color: var(--c-gold-bright);
    line-height: 1;
}
.mono-motif { position: relative; color: var(--c-gold); font-size: 0.7rem; }
.portrait-note {
    position: relative;
    font-family: var(--f-serif);
    font-style: italic;
    font-size: 1.1rem;
    letter-spacing: 0.02em;
    color: var(--c-on-dark-soft);
}

/* ---------------------------------------------------------------------------
   19. Journey page pieces
   --------------------------------------------------------------------------- */
.region-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: clamp(1.25rem, 2.5vw, 2rem);
}
.region-card {
    padding: 2.2rem 2rem;
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.09);
    border-radius: var(--radius-lg);
    transition: transform var(--t-fast), border-color var(--t-fast), background var(--t-fast);
}
.region-card:hover { transform: translateY(-4px); border-color: var(--line-dark); background: rgba(44,108,176,0.08); }
.region-name {
    font-family: var(--f-display);
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--c-gold-bright);
    margin-bottom: 0.7rem;
}
.region-summary { color: var(--c-on-dark-soft); font-size: var(--fs-sm); margin-bottom: 1.4rem; }
.place-list { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 0.6rem; }
.place-chip {
    font-size: var(--fs-xs);
    letter-spacing: 0.06em;
    color: var(--c-on-dark);
    padding: 0.45em 0.9em;
    border: 1px solid rgba(255,255,255,0.16);
    border-radius: 100px;
    background: rgba(255,255,255,0.03);
    transition: border-color var(--t-fast), color var(--t-fast);
}
.region-card:hover .place-chip { border-color: rgba(211,163,74,0.4); }

/* timeline */
.timeline {
    list-style: none;
    margin: 0 auto;
    padding: 0;
    max-width: 46rem;
    position: relative;
}
.timeline::before {
    content: "";
    position: absolute;
    left: 11px; top: 6px; bottom: 6px;
    width: 1px;
    background: linear-gradient(var(--c-gold), var(--line-light));
}
.timeline-item {
    position: relative;
    padding: 0 0 2.2rem 3rem;
}
.timeline-item:last-child { padding-bottom: 0; }
.timeline-dot {
    position: absolute;
    left: 4px; top: 6px;
    width: 15px; height: 15px;
    border-radius: 50%;
    background: var(--c-ivory);
    border: 2px solid var(--c-gold);
    box-shadow: 0 0 0 4px rgba(211,163,74,0.14);
}
.timeline-label {
    font-family: var(--f-display);
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--c-midnight);
    margin-bottom: 0.4rem;
}
.timeline-text { font-size: var(--fs-sm); color: var(--c-ink-soft); margin: 0; max-width: 60ch; }

/* operations */
.ops-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: clamp(1rem, 2vw, 1.5rem);
}
.ops-card {
    padding: 1.9rem 1.7rem;
    background: var(--c-white);
    border: 1px solid var(--line-light);
    border-radius: var(--radius-lg);
    transition: transform var(--t-fast), box-shadow var(--t-fast);
}
.ops-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-card); }
.ops-head {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 0.8rem;
    margin-bottom: 0.9rem;
    padding-bottom: 0.8rem;
    border-bottom: 1px solid var(--line-light);
}
.ops-country {
    font-family: var(--f-display);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--c-midnight);
}
.ops-region {
    font-size: var(--fs-xs);
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--c-gold-deep);
}
.ops-text { font-size: var(--fs-sm); color: var(--c-ink-soft); margin: 0; }
.ops-note {
    text-align: center;
    font-family: var(--f-serif);
    font-style: italic;
    font-size: 1.15rem;
    color: var(--c-ink-soft);
    margin-top: 3rem;
}

/* ---------------------------------------------------------------------------
   20. Footer & back-to-top
   --------------------------------------------------------------------------- */
.site-footer {
    background: linear-gradient(180deg, var(--c-midnight-2), #071522);
    color: var(--c-on-dark);
    padding: clamp(3.5rem, 6vw, 5rem) 0 0;
    border-top: 1px solid var(--line-dark);
}
.footer-inner {
    max-width: var(--wrap);
    margin: 0 auto;
    padding: 0 clamp(1.25rem, 4vw, 3rem) clamp(2.5rem, 5vw, 3.5rem);
    display: grid;
    grid-template-columns: 1.4fr 0.8fr 1.2fr;
    gap: clamp(2rem, 4vw, 3.5rem);
}
.footer-book {
    font-family: var(--f-display);
    font-size: 1.15rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    color: var(--c-white);
    margin-bottom: 0.5rem;
}
.footer-sub {
    font-family: var(--f-serif);
    font-style: italic;
    color: var(--c-gold-bright);
    margin-bottom: 1.1rem;
}
.footer-author { color: var(--c-on-dark); margin-bottom: 0.2rem; font-size: var(--fs-sm); }
.footer-place { color: var(--c-on-dark-soft); font-size: var(--fs-sm); margin: 0; }
.footer-nav-title {
    font-size: var(--fs-xs);
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--c-gold-bright);
    margin-bottom: 1rem;
}
.footer-nav ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.5rem; }
.footer-nav a { color: var(--c-on-dark-soft); font-size: var(--fs-sm); transition: color var(--t-fast); }
.footer-nav a:hover { color: var(--c-gold-bright); }
.footer-disclaimer { font-size: var(--fs-xs); color: var(--c-on-dark-soft); line-height: 1.65; margin: 0; }
.footer-base {
    border-top: 1px solid rgba(255,255,255,0.08);
    padding: 1.5rem clamp(1.25rem, 4vw, 3rem);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
    max-width: var(--wrap);
    margin: 0 auto;
}
.footer-copy { font-size: var(--fs-xs); color: var(--c-on-dark-soft); margin: 0; letter-spacing: 0.04em; }
.footer-credit { font-size: var(--fs-xs); color: var(--c-on-dark-faint); margin: 0; }

.to-top {
    position: fixed;
    right: 1.5rem;
    bottom: 1.5rem;
    z-index: 900;
    width: 46px; height: 46px;
    display: grid;
    place-items: center;
    background: var(--c-gold);
    color: var(--c-midnight);
    border: 0;
    border-radius: 50%;
    cursor: pointer;
    box-shadow: 0 10px 25px -8px rgba(0,0,0,0.5);
    opacity: 0;
    visibility: hidden;
    transform: translateY(12px);
    transition: opacity var(--t-fast), transform var(--t-fast), visibility var(--t-fast), background var(--t-fast);
}
.to-top.is-visible { opacity: 1; visibility: visible; transform: translateY(0); }
.to-top:hover { background: var(--c-gold-bright); }

/* ---------------------------------------------------------------------------
   21. Accessibility helpers
   --------------------------------------------------------------------------- */
.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: 50%;
    top: -60px;
    transform: translateX(-50%);
    z-index: 2000;
    background: var(--c-gold);
    color: var(--c-midnight);
    padding: 0.7em 1.4em;
    font-weight: 600;
    letter-spacing: 0.06em;
    border-radius: 0 0 var(--radius) var(--radius);
    transition: top var(--t-fast);
}
.skip-link:focus { top: 0; }

/* Visible focus indicators */
a:focus-visible,
button:focus-visible,
.btn:focus-visible,
.nav-link:focus-visible {
    outline: 2px solid var(--c-gold-bright);
    outline-offset: 3px;
    border-radius: 2px;
}