/* Tanso Group | Swiss typography clean
   Palette: #ffffff #f8fafb #1a202c #16a34a #0f172a #e2e8f0 #0369a1
   Fonts: DM Sans (display), Source Sans 3 (body), Red Hat Mono (data)
*/

:root {
    --white: #ffffff;
    --surface: #f8fafb;
    --text: #1a202c;
    --green: #16a34a;
    --dark: #0f172a;
    --border: #e2e8f0;
    --accent: #0369a1;

    --font-display: "DM Sans", "Helvetica", Arial, sans-serif;
    --font-body: "Source Sans 3", "Helvetica", Arial, sans-serif;
    --font-mono: "Red Hat Mono", "SFMono-Regular", Menlo, monospace;

    --container: 1100px;
    --gutter: 1.5rem;
    --col-gap: 1.5rem;
    --row-gap: 4rem;
}

* {
    box-sizing: border-box;
}

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

body {
    margin: 0;
    background: var(--white);
    color: var(--text);
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.6;
    font-weight: 400;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a {
    color: var(--accent);
    text-decoration: none;
    transition: color 0.18s ease;
}

a:hover {
    color: var(--dark);
}

h1, h2, h3, h4 {
    font-family: var(--font-display);
    font-weight: 700;
    color: var(--dark);
    letter-spacing: -0.01em;
    margin: 0;
}

p {
    margin: 0;
}

ul, ol, dl, dt, dd {
    margin: 0;
    padding: 0;
    list-style: none;
}

button {
    font-family: inherit;
    cursor: pointer;
}

img, svg {
    display: block;
    max-width: 100%;
}

.container {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 var(--gutter);
}

/* Eyebrow / typographic helpers */
.eyebrow {
    font-family: var(--font-mono);
    font-weight: 500;
    font-size: 0.75rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--accent);
    display: inline-block;
}

.eyebrow-line {
    flex: 1;
    height: 1px;
    background: var(--border);
    display: inline-block;
    margin: 0 1rem;
}

.eyebrow-id {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.14em;
    color: #64748b;
    text-transform: uppercase;
}

/* Header */
.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(255, 255, 255, 0.94);
    backdrop-filter: saturate(140%) blur(8px);
    border-bottom: 1px solid var(--border);
}

.header-inner {
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: 2rem;
    height: 72px;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--dark);
}

.brand-mark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.brand-text {
    display: inline-flex;
    flex-direction: column;
    line-height: 1.05;
}

.brand-name {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.05rem;
    letter-spacing: -0.01em;
}

.brand-meta {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    letter-spacing: 0.18em;
    color: #64748b;
    margin-top: 2px;
}

.primary-nav {
    display: flex;
    gap: 1.75rem;
    justify-content: center;
}

.primary-nav a {
    color: var(--dark);
    font-size: 0.92rem;
    font-weight: 600;
    position: relative;
    padding: 0.4rem 0;
}

.primary-nav a::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 0;
    height: 2px;
    background: var(--green);
    transition: width 0.25s ease;
}

.primary-nav a:hover::after,
.primary-nav a.is-active::after {
    width: 100%;
}

.header-status {
    display: inline-flex;
    align-items: center;
    gap: 0.55rem;
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.16em;
    color: var(--dark);
    text-transform: uppercase;
}

.status-dot {
    width: 8px;
    height: 8px;
    background: var(--green);
    border-radius: 50%;
    box-shadow: 0 0 0 3px rgba(22, 163, 74, 0.18);
}

/* Section base */
.section {
    padding: 5.5rem 0;
    border-bottom: 1px solid var(--border);
}

.section-head {
    max-width: 720px;
    margin-bottom: 3rem;
}

.section-head .eyebrow {
    margin-bottom: 0.85rem;
}

.section-title {
    font-size: clamp(1.5rem, 2.5vw, 2.25rem);
    line-height: 1.15;
    margin-bottom: 1rem;
}

.section-lede {
    font-size: 1.05rem;
    color: #334155;
    max-width: 640px;
}

/* Hero */
.hero {
    padding: 5.5rem 0 4rem;
    background:
        linear-gradient(180deg, var(--white) 0%, var(--surface) 100%);
    border-bottom: 1px solid var(--border);
    position: relative;
}

.hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(to right, rgba(15, 23, 42, 0.04) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(15, 23, 42, 0.04) 1px, transparent 1px);
    background-size: calc((100% - 2 * var(--gutter)) / 12) 100%, 100% 64px;
    background-position: var(--gutter) 0, 0 0;
    pointer-events: none;
    opacity: 0.6;
}

.hero > * {
    position: relative;
}

.hero-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: var(--col-gap);
    align-items: start;
}

.hero-meta {
    grid-column: 1 / span 12;
    display: flex;
    align-items: center;
    margin-bottom: 2.5rem;
}

.hero-body {
    grid-column: 1 / span 8;
}

.hero-title {
    font-size: clamp(2rem, 4.6vw, 3.6rem);
    line-height: 1.05;
    letter-spacing: -0.02em;
    margin-bottom: 1.5rem;
}

.hero-lede {
    font-size: 1.15rem;
    color: #334155;
    max-width: 56ch;
    margin-bottom: 2rem;
}

.hero-actions {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.85rem 1.4rem;
    font-family: var(--font-display);
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: 4px;
    border: 1px solid transparent;
    transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
    letter-spacing: -0.005em;
}

.btn-primary {
    background: var(--green);
    color: var(--white);
    border-color: var(--green);
}

.btn-primary:hover {
    background: #15803d;
    border-color: #15803d;
    color: var(--white);
}

.btn-ghost {
    background: transparent;
    color: var(--dark);
    border-color: var(--border);
}

.btn-ghost:hover {
    border-color: var(--dark);
    color: var(--dark);
}

.hero-stats {
    grid-column: 9 / span 4;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1px;
    background: var(--border);
    border: 1px solid var(--border);
    border-radius: 6px;
    overflow: hidden;
}

.stat {
    background: var(--white);
    padding: 1.25rem 1.1rem 1.4rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    min-height: 130px;
}

.stat-value {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 2rem;
    color: var(--dark);
    letter-spacing: -0.02em;
    line-height: 1;
}

.stat-unit {
    font-family: var(--font-mono);
    font-size: 0.78rem;
    color: var(--green);
    margin-left: 0.25rem;
    font-weight: 500;
    letter-spacing: 0.05em;
}

.stat-label {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.14em;
    color: #475569;
    text-transform: uppercase;
    line-height: 1.4;
}

/* Band */
.band {
    background: var(--dark);
    color: var(--white);
    padding: 1.4rem 0;
}

.band-inner {
    display: flex;
    align-items: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.band-tag {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--green);
}

.band-list {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
    flex: 1;
    border-left: 1px solid rgba(255, 255, 255, 0.18);
    padding-left: 1.75rem;
}

.band-list li {
    font-family: var(--font-display);
    font-size: 0.95rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.86);
    position: relative;
}

.band-list li + li::before {
    content: "/";
    color: rgba(255, 255, 255, 0.32);
    margin-right: 2rem;
    margin-left: -1.5rem;
    font-family: var(--font-mono);
}

/* Initiatives */
.initiatives {
    background: var(--white);
}

.initiative-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: var(--col-gap);
}

.initiative-card {
    grid-column: span 4;
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 1.75rem;
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
    transition: border-color 0.22s ease, transform 0.22s ease, box-shadow 0.22s ease;
    position: relative;
}

.initiative-card::before {
    content: "";
    position: absolute;
    top: 1.75rem;
    right: 1.75rem;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--green);
    opacity: 0.45;
}

.initiative-card:hover {
    border-color: var(--dark);
    transform: translateY(-2px);
    box-shadow: 0 12px 32px -16px rgba(15, 23, 42, 0.18);
}

.initiative-icon {
    width: 40px;
    height: 40px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--green);
    background: rgba(22, 163, 74, 0.08);
    border-radius: 6px;
}

.initiative-tag {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--accent);
    margin-top: 0.25rem;
}

.initiative-title {
    font-size: 1.2rem;
    line-height: 1.3;
}

.initiative-text {
    color: #475569;
    font-size: 0.97rem;
    flex: 1;
}

.progress {
    margin-top: 0.5rem;
}

.progress-track {
    height: 4px;
    width: 100%;
    background: var(--border);
    border-radius: 2px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    width: 0;
    background: var(--green);
    border-radius: 2px;
    transition: width 1.4s cubic-bezier(0.22, 1, 0.36, 1);
}

.progress-meta {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    margin-top: 0.55rem;
    font-family: var(--font-mono);
    font-size: 0.78rem;
    letter-spacing: 0.05em;
}

.progress-label {
    color: #64748b;
    text-transform: uppercase;
    font-size: 0.7rem;
    letter-spacing: 0.14em;
}

.progress-value {
    color: var(--dark);
    font-weight: 600;
    font-size: 0.85rem;
}

/* Leadership */
.leadership {
    background: var(--surface);
}

.leadership-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: var(--col-gap) var(--col-gap);
}

.leader-card {
    grid-column: span 4;
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 1.75rem;
    display: flex;
    gap: 1.25rem;
    align-items: flex-start;
    transition: border-color 0.22s ease, transform 0.22s ease;
}

.leader-card:hover {
    border-color: var(--dark);
    transform: translateY(-2px);
}

.leader-portrait {
    flex: none;
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: var(--green);
    color: var(--white);
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.45rem;
    letter-spacing: 0.02em;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    box-shadow: inset 0 0 0 4px rgba(255, 255, 255, 0.18);
}

.leader-meta {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.leader-role {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--accent);
}

.leader-name {
    font-size: 1.1rem;
    line-height: 1.25;
}

.leader-bio {
    color: #475569;
    font-size: 0.93rem;
    line-height: 1.55;
}

/* Report */
.report {
    background: var(--white);
}

.report-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 3rem var(--col-gap);
    align-items: start;
}

.report-info {
    grid-column: 1 / span 6;
}

.report-info .section-title {
    margin-top: 0.85rem;
}

.report-list {
    margin-top: 2rem;
    border-top: 1px solid var(--border);
}

.report-list li {
    display: grid;
    grid-template-columns: 160px 1fr;
    padding: 0.85rem 0;
    border-bottom: 1px solid var(--border);
    align-items: baseline;
}

.report-key {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: #64748b;
}

.report-val {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 600;
    color: var(--dark);
}

.report-card {
    grid-column: 8 / span 5;
    background: var(--dark);
    color: var(--white);
    border-radius: 8px;
    padding: 2rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    position: relative;
    overflow: hidden;
    box-shadow: 0 24px 60px -28px rgba(15, 23, 42, 0.45);
}

.report-card::after {
    content: "";
    position: absolute;
    top: -40px;
    right: -40px;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(22, 163, 74, 0.22), transparent 70%);
    pointer-events: none;
}

.report-card-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.62);
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
    padding-bottom: 0.85rem;
}

.report-card-tag {
    color: var(--green);
}

.report-card-icon {
    color: var(--green);
    margin-top: 0.5rem;
}

.report-card-title {
    color: var(--white);
    font-size: 1.45rem;
    line-height: 1.2;
    margin-top: 0.5rem;
}

.report-card-text {
    color: rgba(255, 255, 255, 0.72);
    font-size: 0.95rem;
    line-height: 1.55;
}

.report-download {
    margin-top: 0.5rem;
    display: inline-flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    background: var(--white);
    color: var(--dark);
    border: none;
    border-radius: 4px;
    padding: 0.95rem 1.25rem;
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 0.95rem;
    transition: background 0.2s ease, color 0.2s ease;
}

.report-download:hover {
    background: var(--green);
    color: var(--white);
}

.report-download.is-confirmed {
    background: var(--green);
    color: var(--white);
}

/* Contact */
.contact {
    background: var(--surface);
    border-bottom: 1px solid var(--border);
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 3rem var(--col-gap);
}

.contact .section-head {
    grid-column: 1 / span 5;
    margin-bottom: 0;
}

.contact-list {
    grid-column: 6 / span 7;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0;
    border-top: 1px solid var(--border);
}

.contact-row {
    padding: 1.5rem 0;
    border-bottom: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    padding-right: 1.5rem;
}

.contact-row dt {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--accent);
}

.contact-row dd {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 500;
    color: var(--dark);
    line-height: 1.5;
}

/* Footer */
.site-footer {
    background: var(--dark);
    color: rgba(255, 255, 255, 0.78);
    padding: 4rem 0 2.25rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 2.5rem var(--col-gap);
}

.footer-brand {
    grid-column: 1 / span 4;
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
}

.footer-mark {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--white);
    letter-spacing: 0.02em;
    width: 48px;
    height: 48px;
    border: 1px solid rgba(255, 255, 255, 0.32);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
}

.footer-tagline {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.95rem;
    max-width: 32ch;
}

.footer-cols {
    grid-column: 6 / span 7;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--col-gap);
}

.footer-col {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

.footer-key {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--green);
    margin-bottom: 0.4rem;
}

.footer-col a {
    color: rgba(255, 255, 255, 0.78);
    font-size: 0.92rem;
}

.footer-col a:hover {
    color: var(--white);
}

.footer-meta {
    grid-column: 1 / -1;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    padding-top: 1.5rem;
    font-family: var(--font-mono);
    font-size: 0.74rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.55);
}

.footer-copy {
    color: rgba(255, 255, 255, 0.4);
}

/* Reveal animations */
[data-reveal] {
    opacity: 0;
    transform: translateY(14px);
    transition: opacity 0.7s ease, transform 0.7s ease;
    will-change: opacity, transform;
}

[data-reveal].is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.001ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.001ms !important;
        scroll-behavior: auto !important;
    }

    [data-reveal] {
        opacity: 1;
        transform: none;
    }

    .progress-fill {
        transition: none;
    }
}

/* Responsive */
@media (max-width: 960px) {
    .hero {
        padding: 4rem 0 3rem;
    }

    .hero-body,
    .hero-stats {
        grid-column: 1 / span 12;
    }

    .hero-stats {
        margin-top: 1.5rem;
    }

    .initiative-card {
        grid-column: span 6;
    }

    .leader-card {
        grid-column: span 6;
    }

    .report-info,
    .report-card {
        grid-column: 1 / span 12;
    }

    .contact .section-head,
    .contact-list {
        grid-column: 1 / span 12;
    }

    .footer-brand,
    .footer-cols {
        grid-column: 1 / span 12;
    }
}

@media (max-width: 720px) {
    :root {
        --gutter: 1.25rem;
    }

    .header-inner {
        grid-template-columns: auto 1fr;
        gap: 1rem;
    }

    .primary-nav {
        display: none;
    }

    .header-status {
        justify-self: end;
    }

    .section {
        padding: 4rem 0;
    }

    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
    }

    .initiative-card,
    .leader-card {
        grid-column: 1 / span 12;
    }

    .contact-list {
        grid-template-columns: 1fr;
    }

    .footer-cols {
        grid-template-columns: 1fr 1fr;
    }

    .band-list li + li::before {
        margin-right: 1rem;
        margin-left: -0.75rem;
    }
}