/* Base */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; overflow: hidden; }

:root {
    --bg:      #f0ede8;
    --bg2:     #e6e2dc;
    --ink:     #111111;
    --ink2:    #555555;
    --ink3:    #999999;
    --accent:  #c94c15;
    --border:  rgba(17,17,17,0.14);
    --divider: rgba(17,17,17,0.22);
    --fh:      'Russo One', sans-serif;
    --fb:      'Space Grotesk', sans-serif;
    --fm:      'Space Mono', monospace;
    --header-h: 52px;
}

body {
    background: var(--bg);
    font-family: var(--fb);
    color: var(--ink);
    display: flex;
    flex-direction: column;
    height: 100vh;
    -webkit-font-smoothing: antialiased;
    animation: pageEnter 0.5s ease-out forwards;
}
body.page-exit { animation: pageLeave 0.3s ease-in forwards; }

@keyframes pageEnter {
    from { opacity: 0; transform: translateY(15px); }
    to   { opacity: 1; transform: translateY(0); }
}
@keyframes pageLeave {
    from { opacity: 1; transform: translateY(0); }
    to   { opacity: 0; transform: translateY(-15px); }
}

/* Tabbar */
.tabbar {
    flex-shrink: 0;
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: stretch;
    height: var(--header-h);
    border-bottom: 1.5px solid var(--ink);
    background: var(--bg);
    position: relative;
    z-index: 100;
}

.tb-left {
    display: flex;
    align-items: center;
    padding: 0 24px;
    border-right: 1.5px solid var(--ink);
    flex-shrink: 0;
}
.logo-link {
    display: flex;
    align-items: center;
    text-decoration: none;
}
.nav-logo {
    height: 28px;
    width: auto;
    display: block;
}

.tabs {
    display: flex;
    align-items: stretch;
    overflow-x: auto;
    scrollbar-width: none;
}
.tabs::-webkit-scrollbar { display: none; }
.tab {
    display: flex;
    align-items: center;
    padding: 0 20px;
    font-family: var(--fm);
    font-size: 0.65rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--ink3);
    background: transparent;
    border: none;
    border-right: 1px solid var(--border);
    cursor: pointer;
    white-space: nowrap;
    flex-shrink: 0;
    transition: color 0.12s, background 0.12s;
    outline: none;
    position: relative;
    text-decoration: none;
}
.tab::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0; right: 0;
    height: 2.5px;
    background: var(--ink);
    transform: scaleX(0);
    transition: transform 0.2s ease;
    transform-origin: left;
}
.tab:hover { color: var(--ink); }
.tab.active { color: var(--ink); background: var(--bg2); }
.tab.active::after { transform: scaleX(1); }

.tb-right {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 0 20px;
    border-left: 1.5px solid var(--ink);
    flex-shrink: 0;
}
.lang-toggle {
    display: flex;
    align-items: center;
    gap: 6px;
}
.lang-btn {
    font-family: var(--fm);
    font-size: 0.62rem;
    letter-spacing: 0.06em;
    background: transparent;
    border: none;
    color: var(--ink3);
    cursor: pointer;
    padding: 2px 4px;
    transition: color 0.12s;
}
.lang-btn:hover { color: var(--ink); }
.lang-btn.active { color: var(--ink); font-weight: 700; }
.lang-toggle span { color: var(--border); font-size: 0.8rem; }

/* Hamburger */
.hamburger {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 32px;
    height: 32px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    margin-left: 8px;
    flex-shrink: 0;
}
.hamburger span {
    display: block;
    height: 1.5px;
    background: var(--ink);
    transition: transform 0.25s ease, opacity 0.2s ease;
    transform-origin: center;
}
.hamburger.is-open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.hamburger.is-open span:nth-child(2) { opacity: 0; }
.hamburger.is-open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* Mobile Nav */
.mobile-nav {
    display: none;
    flex-direction: column;
    position: fixed;
    top: var(--header-h);
    left: 0; right: 0;
    background: var(--bg);
    border-bottom: 1.5px solid var(--ink);
    z-index: 99;
    transform: translateY(-8px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.22s ease, transform 0.22s ease;
}
.mobile-nav.is-open {
    opacity: 1;
    transform: translateY(0);
    pointer-events: all;
}
.mob-tab {
    display: flex;
    align-items: center;
    padding: 18px 24px;
    font-family: var(--fm);
    font-size: 0.72rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--ink3);
    text-decoration: none;
    border-bottom: 1px solid var(--border);
    transition: background 0.12s, color 0.12s;
}
.mob-tab:last-child { border-bottom: none; }
.mob-tab:hover, .mob-tab.active { background: var(--bg2); color: var(--ink); }

/* Viewport & Pages */
.viewport {
    flex: 1;
    position: relative;
    overflow: hidden;
    min-height: 0;
}
.page {
    position: absolute;
    inset: 0;
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: var(--border) transparent;
    opacity: 0;
    transform: translateY(10px);
    pointer-events: none;
    transition: opacity 280ms ease-out, transform 280ms ease-out;
}
.page::-webkit-scrollbar { width: 4px; }
.page::-webkit-scrollbar-thumb { background: var(--border); }
.page.active { opacity: 1; transform: translateY(0); pointer-events: all; }
.page.exit   { opacity: 0; transform: translateY(-10px); pointer-events: none; }
#page-home   { overflow: hidden; }

/* Shared Components */
.p-inner { padding: 56px 72px; max-width: 1300px; margin: 0 auto; }
.doc-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding-bottom: 24px;
    border-bottom: 1.5px solid var(--ink);
    margin-bottom: 48px;
}
.page-h {
    font-family: var(--fh);
    font-size: clamp(3.2rem, 7vw, 7rem);
    line-height: 0.95;
    letter-spacing: -0.01em;
    color: var(--ink);
    text-transform: uppercase;
}
.doc-id { font-family: var(--fm); font-size: 0.6rem; color: var(--ink3); letter-spacing: 0.1em; margin-top: 8px; }
.doc-header-right { display: flex; flex-direction: column; align-items: flex-end; gap: 4px; padding-top: 4px; }
.doc-meta { font-family: var(--fm); font-size: 0.62rem; color: var(--ink3); letter-spacing: 0.1em; text-align: right; }

.btn-primary {
    font-family: var(--fm);
    font-size: 0.68rem;
    letter-spacing: 0.08em;
    background: var(--ink);
    color: var(--bg);
    border: 1.5px solid var(--ink);
    padding: 11px 24px;
    cursor: pointer;
    transition: background 0.15s, color 0.15s;
    text-transform: uppercase;
    white-space: nowrap;
}
.btn-primary:hover { background: var(--accent); border-color: var(--accent); }
.btn-ghost {
    font-family: var(--fm);
    font-size: 0.68rem;
    letter-spacing: 0.08em;
    background: transparent;
    color: var(--ink);
    border: 1.5px solid var(--ink);
    padding: 11px 24px;
    cursor: pointer;
    transition: background 0.15s;
    text-transform: uppercase;
    white-space: nowrap;
}
.btn-ghost:hover { background: var(--bg2); }

/* Home Hero */
.home-hero {
    position: absolute;
    inset: 0;
    overflow: hidden;
    background-color: var(--bg);
    background-image: radial-gradient(circle, rgba(17,17,17,0.12) 1px, transparent 1px);
    background-size: 32px 32px;
}

/* Payload */
.hero-payload-wrap {
    position: absolute;
    top: 42%;
    left: 50%;
    transform: translate(-10%, -50%);
    width: min(82vw, 960px);
    height: auto;
    pointer-events: none;
    z-index: 2;
    animation: heroPayloadIn 1s cubic-bezier(0.16, 1, 0.3, 1) 0.2s both;
}
@keyframes heroPayloadIn {
    from { opacity: 0; transform: translate(-10%, -44%) scale(0.92); }
    to   { opacity: 1; transform: translate(-10%, -50%) scale(1); }
}

.hero-payload {
    width: 100%;
    height: auto;
    display: block;
}

.hero-payload-glow {
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    width: 70%; height: 70%;
    background: radial-gradient(ellipse, rgba(201,76,21,0.10) 0%, transparent 65%);
    border-radius: 50%;
    animation: glowPulse 5s ease-in-out infinite;
    pointer-events: none;
}
@keyframes glowPulse {
    0%, 100% { opacity: 0.7; transform: translate(-50%, -50%) scale(1); }
    50%       { opacity: 1;   transform: translate(-50%, -50%) scale(1.12); }
}

/* Crosshair */
.hero-crosshair {
    position: absolute;
    top: 42%;
    left: 50%;
    transform: translate(-10%, -50%);
    width: min(82vw, 960px);
    height: min(82vw, 960px);
    pointer-events: none;
    z-index: 1;
}
.ch-h, .ch-v { position: absolute; background: rgba(17,17,17,0.07); }
.ch-h { top: 50%; left: 0; right: 0; height: 1px; transform: translateY(-50%); }
.ch-v { left: 50%; top: 0; bottom: 0; width: 1px; transform: translateX(-50%); }
.ch-ring {
    position: absolute;
    top: 50%; left: 50%;
    border-radius: 50%;
    border: 1px solid rgba(17,17,17,0.07);
    transform: translate(-50%, -50%);
    animation: ringPulse 6s ease-in-out infinite;
}
.ch-ring-1 { width: 38%; height: 38%; animation-delay: 0s; }
.ch-ring-2 { width: 68%; height: 68%; animation-delay: 1.5s; }
@keyframes ringPulse {
    0%, 100% { opacity: 0.6; }
    50%       { opacity: 1; }
}

/* Headline */
.hero-headline {
    position: absolute;
    top: 56px;
    left: 48px;
    z-index: 10;
    animation: fadeSlideUp 0.7s cubic-bezier(0.16,1,0.3,1) 0.3s both;
}
.hero-eyebrow {
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: var(--fm);
    font-size: 0.58rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--ink3);
    margin-bottom: 20px;
}
.eyebrow-dot {
    width: 6px; height: 6px;
    border-radius: 50%;
    background: var(--accent);
    flex-shrink: 0;
    animation: dotPulse 2.5s ease-in-out infinite;
}
@keyframes dotPulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50%       { opacity: 0.4; transform: scale(0.65); }
}
.home-h1 {
    font-family: var(--fh);
    font-size: clamp(3.6rem, 7vw, 9rem);
    line-height: 0.95;
    letter-spacing: -0.01em;
    color: var(--ink);
    text-transform: uppercase;
}

/* Bottom Strip */
.hero-bottom {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 190px;
    border-top: 1.5px solid var(--divider);
    display: grid;
    grid-template-columns: 360px 1fr;
    background: var(--bg);
    z-index: 10;
    animation: fadeSlideUp 0.7s cubic-bezier(0.16,1,0.3,1) 0.45s both;
}

.hb-desc-col {
    padding: 24px 32px;
    border-right: 1.5px solid var(--divider);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    gap: 16px;
    overflow: hidden;
    height: 100%;
}
.home-desc {
    font-size: 0.82rem;
    line-height: 1.65;
    color: var(--ink2);
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 4;
    -webkit-box-orient: vertical;
    flex-shrink: 0;
}
.home-btns {
    display: flex;
    gap: 10px;
    flex-wrap: nowrap;
    flex-shrink: 0;
}

.hb-focus-col {
    display: flex;
    flex-direction: column;
    overflow: hidden;
}
.hbf-label {
    font-family: var(--fm);
    font-size: 0.58rem;
    letter-spacing: 0.16em;
    color: var(--bg);
    background: var(--ink);
    padding: 12px 24px;
    flex-shrink: 0;
    white-space: nowrap;
}
.hbf-items {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    flex: 1;
    overflow: hidden;
}
.hbf-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 0 24px;
    border-right: 1px solid var(--border);
    cursor: pointer;
    transition: background 0.12s;
    overflow: hidden;
    height: 100%;
}
.hbf-item:last-child { border-right: none; }
.hbf-item:hover { background: var(--bg2); }
.hbf-n { font-family: var(--fm); font-size: 0.6rem; color: var(--ink3); letter-spacing: 0.06em; flex-shrink: 0; }
.hbf-t {
    font-size: 0.88rem;
    color: var(--ink);
    flex: 1;
    line-height: 1.35;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}
.hbf-a { color: var(--ink3); font-size: 0.9rem; flex-shrink: 0; transition: transform 0.15s, color 0.15s; }
.hbf-item:hover .hbf-a { transform: translate(2px,-2px); color: var(--accent); }

@keyframes fadeSlideUp {
    from { opacity: 0; transform: translateY(22px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* Mission */
.mc-grid { display: grid; grid-template-columns: repeat(3,1fr); border: 1.5px solid var(--ink); margin-bottom: 2px; }
.mc { padding: 32px; border-right: 1.5px solid var(--ink); transition: background 0.15s; }
.mc:last-child { border-right: none; }
.mc:hover { background: var(--bg2); }
.mc-top { display: flex; align-items: baseline; gap: 8px; margin-bottom: 20px; }
.mc-n { font-family: var(--fm); font-size: 0.6rem; color: var(--ink3); letter-spacing: 0.08em; }
.mc-cat { font-family: var(--fm); font-size: 0.58rem; color: var(--ink3); letter-spacing: 0.12em; }
.mc-h { font-family: var(--fh); font-size: 1.5rem; line-height: 1.1; color: var(--ink); margin-bottom: 14px; text-transform: uppercase; }
.mc-p { font-size: 0.84rem; line-height: 1.8; color: var(--ink2); }

.pol-section { display: grid; grid-template-columns: 1fr 1fr; border: 1.5px solid var(--ink); margin-top: 2px; }
.pol-section-left { border-right: 1.5px solid var(--ink); display: flex; flex-direction: column; }
.pol-section-label { background: var(--ink); padding: 20px 28px; }
.cb-label { font-family: var(--fh); font-size: 1.5rem; line-height: 1.05; color: var(--bg); letter-spacing: 0.02em; text-transform: uppercase; }
.pol-body { font-size: 0.88rem; line-height: 1.8; color: var(--ink2); padding: 28px; flex: 1; }
.pol-img-grid { display: grid; grid-template-columns: 1fr 1fr; grid-template-rows: 1fr 1fr; }
.pig-cell { display: flex; flex-direction: column; border-left: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.pig-cell:nth-child(odd) { border-left: none; }
.pig-cell:nth-child(3), .pig-cell:nth-child(4) { border-bottom: none; }
.pig-cell:nth-child(2) { border-left: 1px solid var(--border); }
.pig-img-wrap { position: relative; flex: 1; background: var(--bg2); overflow: hidden; min-height: 130px; }
.pig-img { width: 100%; height: 100%; object-fit: cover; display: block; }
.pig-img:not([src]), .pig-img[src=""] { display: none; }
.pig-placeholder { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; border: 1px dashed var(--border); margin: 12px; }
.pig-img[src]:not([src=""]) + .pig-placeholder { display: none; }
.pig-placeholder span { font-family: var(--fm); font-size: 0.6rem; color: var(--ink3); letter-spacing: 0.12em; }
.pig-cap { display: flex; align-items: baseline; gap: 10px; padding: 9px 14px; border-top: 1px solid var(--border); background: var(--bg); flex-shrink: 0; }
.pig-cap-n { font-family: var(--fh); font-size: 1.1rem; color: var(--accent); line-height: 1; }
.pig-cap-t { font-family: var(--fm); font-size: 0.6rem; color: var(--ink3); letter-spacing: 0.06em; }

/* Platform */
.plat-body { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: start; }
.plat-intro { font-size: 0.9rem; line-height: 1.8; color: var(--ink2); margin-bottom: 28px; }
.spec-table { width: 100%; border-collapse: collapse; margin-bottom: 24px; }
.spec-table tr { border-bottom: 1px solid var(--border); }
.spec-table tr:first-child { border-top: 1px solid var(--border); }
.sk { padding: 12px 0; font-family: var(--fm); font-size: 0.6rem; color: var(--ink3); letter-spacing: 0.1em; text-transform: uppercase; width: 40%; }
.sv { padding: 12px 0; font-family: var(--fm); font-size: 0.75rem; color: var(--ink); letter-spacing: 0.02em; }
.tbd { color: var(--ink3) !important; }
.note-strip { display: flex; gap: 14px; align-items: flex-start; padding: 16px 20px; background: var(--bg2); border-left: 3px solid var(--accent); font-family: var(--fm); font-size: 0.7rem; color: var(--ink2); line-height: 1.65; }
.note-tag { font-family: var(--fm); font-size: 0.58rem; font-weight: 700; color: var(--accent); letter-spacing: 0.1em; flex-shrink: 0; margin-top: 1px; }
.sat-spec-card { border: 1.5px solid var(--ink); display: flex; flex-direction: column; }
.ssc-row { padding: 24px 28px; display: flex; gap: 0; flex-wrap: wrap; }
.ssc-big { background: var(--ink); padding: 32px 36px; }
.ssc-big .ssc-val { font-family: var(--fh); font-size: 7rem; color: var(--bg); line-height: 1; }
.ssc-divider { height: 1.5px; background: var(--ink); }
.ssc-cell { flex: 1; display: flex; flex-direction: column; gap: 6px; padding-right: 20px; }
.ssc-cell--full { flex: 100%; }
.ssc-k { font-family: var(--fm); font-size: 0.58rem; color: var(--ink3); letter-spacing: 0.1em; }
.ssc-v { font-family: var(--fh); font-size: 1.6rem; color: var(--ink); line-height: 1; }
.ssc-accent { color: var(--accent) !important; font-size: 1.1rem !important; }
.ssc-tags { gap: 8px; flex-wrap: wrap; padding: 18px 24px; }
.ssc-tag { font-family: var(--fm); font-size: 0.6rem; letter-spacing: 0.1em; padding: 5px 10px; border: 1px solid var(--border); color: var(--ink3); }

/* Roadmap */
.rm-table { border: 1.5px solid var(--ink); display: flex; flex-direction: column; }
.rm-row { display: grid; grid-template-columns: 160px 1fr; border-bottom: 1px solid var(--border); transition: background 0.12s; }
.rm-row:last-child { border-bottom: none; }
.rm-row:hover { background: var(--bg2); }
.rm-active { background: var(--bg2); }
.rm-col-n { padding: 28px 24px; border-right: 1.5px solid var(--ink); display: flex; flex-direction: column; align-items: flex-start; gap: 12px; }
.rm-n { font-family: var(--fh); font-size: 3rem; line-height: 1; color: var(--ink3); }
.rm-active .rm-n { color: var(--ink); }
.rm-status { font-family: var(--fm); font-size: 0.55rem; letter-spacing: 0.12em; color: var(--ink3); padding: 4px 8px; border: 1px solid var(--border); }
.rm-status--on { background: var(--accent); color: #fff; border-color: var(--accent); }
.rm-col-body { padding: 28px 36px; }
.rm-title { font-family: var(--fh); font-size: 1.6rem; line-height: 1.1; color: var(--ink3); margin-bottom: 12px; transition: color 0.15s; text-transform: uppercase; }
.rm-active .rm-title, .rm-row:hover .rm-title { color: var(--ink); }
.rm-desc { font-size: 0.85rem; line-height: 1.8; color: var(--ink2); max-width: 560px; }

/* Learning */
.learn-body { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; }
.learn-p { font-size: 0.9rem; line-height: 1.8; color: var(--ink2); margin-bottom: 20px; }
.activities-block { border: 1.5px solid var(--ink); margin-bottom: 28px; }
.ab-header { font-family: var(--fm); font-size: 0.6rem; letter-spacing: 0.12em; padding: 14px 20px; background: var(--ink); color: var(--bg); }
.ab-item { display: flex; align-items: center; gap: 16px; padding: 14px 20px; border-top: 1px solid var(--border); font-size: 0.85rem; color: var(--ink2); transition: background 0.12s; }
.ab-item:hover { background: var(--bg2); }
.ab-n { font-family: var(--fm); font-size: 0.6rem; color: var(--ink3); letter-spacing: 0.1em; flex-shrink: 0; }
.learn-cta-block { padding: 24px; background: var(--bg2); display: flex; flex-direction: column; gap: 16px; border: 1px solid var(--border); }
.learn-cta-block p { font-size: 0.84rem; line-height: 1.7; color: var(--ink2); }

/* Contact */
.contact-h { font-size: clamp(2.8rem, 6vw, 6rem) !important; }
.contact-body { display: grid; grid-template-columns: 280px 1fr; gap: 0; border: 1.5px solid var(--ink); }
.contact-links { border-right: 1.5px solid var(--ink); display: flex; flex-direction: column; }
.clink { display: flex; align-items: center; gap: 12px; padding: 24px 20px; border-bottom: 1px solid var(--border); text-decoration: none; color: var(--ink); transition: background 0.12s; }
.clink:last-child { border-bottom: none; flex: 1; align-items: flex-start; }
.clink:hover { background: var(--bg2); }
.cl-t { font-family: var(--fm); font-size: 0.58rem; color: var(--ink3); letter-spacing: 0.1em; flex-shrink: 0; width: 60px; }
.cl-v { font-size: 0.85rem; flex: 1; }
.cl-a { color: var(--ink3); font-size: 0.9rem; transition: transform 0.15s, color 0.15s; }
.clink:hover .cl-a { transform: translate(3px,-3px); color: var(--accent); }
.contact-right { padding: 28px 32px; }
.collab-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 0; border-bottom: 1px solid var(--border); margin-bottom: 24px; }
.collab-item { padding: 20px; border-right: 1px solid var(--border); }
.collab-item:last-child { border-right: none; }
.collab-cat { font-family: var(--fm); font-size: 0.58rem; letter-spacing: 0.1em; color: var(--ink3); display: block; margin-bottom: 10px; }
.collab-desc { font-size: 0.82rem; line-height: 1.65; color: var(--ink2); }
.contact-info-strip { display: grid; grid-template-columns: repeat(4,1fr); gap: 0; }
.ci-block { padding: 16px; border-right: 1px solid var(--border); display: flex; flex-direction: column; gap: 5px; }
.ci-block:last-child { border-right: none; }
.ci-k { font-family: var(--fm); font-size: 0.56rem; color: var(--ink3); letter-spacing: 0.1em; }
.ci-v { font-size: 0.84rem; color: var(--ink); font-weight: 500; }

.contact-outer {
    display: grid;
    grid-template-columns: 1fr 180px;
    gap: 48px;
    align-items: start;
    margin-bottom: 0;
}
.contact-main { min-width: 0; }

/* Partners Sidebar */
.partners-sidebar {
    display: flex;
    flex-direction: column;
    gap: 0;
    padding-top: 4px;
}
.partners-hd {
    font-family: var(--fm);
    font-size: 0.54rem;
    letter-spacing: 0.14em;
    color: var(--ink3);
    padding-bottom: 14px;
    border-bottom: 1.5px solid var(--ink);
    margin-bottom: 4px;
}
.partner-item {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
    padding: 18px 0;
    border-bottom: 1px solid var(--border);
}
.partner-item:last-child { border-bottom: none; }
.partner-logo-wrap {
    width: 100%;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: flex-start;
}
.partner-logo {
    max-width: 100%;
    max-height: 56px;
    object-fit: contain;
    filter: grayscale(1);
    opacity: 0.55;
    transition: opacity 0.2s, filter 0.2s;
}
.partner-item:hover .partner-logo { opacity: 1; filter: grayscale(0); }
.partner-name {
    font-family: var(--fm);
    font-size: 0.54rem;
    color: var(--ink3);
    letter-spacing: 0.03em;
    line-height: 1.55;
    display: block;
}

/* Site Credit */
.site-credit {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 6px;
    padding: 14px 0 4px;
    font-family: var(--fm);
    font-size: 0.56rem;
    color: var(--ink3);
    letter-spacing: 0.08em;
    border-top: 1px solid var(--border);
    margin-top: 16px;
}
.site-credit-name {
    color: var(--ink);
    font-weight: 700;
    letter-spacing: 0.1em;
}

/* Tablet (<= 960px) */
@media (max-width: 960px) {

    .tabs { display: none; }
    .hamburger { display: flex; }
    .mobile-nav { display: flex; }

    #page-home { overflow-y: auto; }
    .home-hero {
        position: relative;
        min-height: calc(100svh - var(--header-h));
        display: flex;
        flex-direction: column;
    }

    .hero-headline {
        position: relative;
        top: auto; left: auto;
        padding: 36px 28px 0;
        order: 1;
        animation: fadeSlideUp 0.5s ease-out 0.1s both;
    }
    .home-h1 { font-size: clamp(3rem, 12vw, 6rem); }
    .hero-eyebrow { margin-bottom: 14px; }

    .hero-payload-wrap {
        position: relative;
        top: auto; left: auto;
        transform: none;
        width: 92%;
        max-width: 520px;
        margin: 0 auto;
        padding: 16px 0 0;
        order: 2;
        animation: heroPayloadInMobile 0.8s ease-out 0.2s both;
    }
    @keyframes heroPayloadInMobile {
        from { opacity: 0; transform: scale(0.93); }
        to   { opacity: 1; transform: scale(1); }
    }

    .hero-crosshair { display: none; }

    .hero-bottom {
        position: relative;
        bottom: auto; left: auto; right: auto;
        height: auto;
        grid-template-columns: 1fr;
        border-top: 1.5px solid var(--divider);
        order: 3;
        margin-top: auto;
    }
    .hb-desc-col {
        padding: 24px 28px;
        border-right: none;
        border-bottom: 1.5px solid var(--divider);
        height: auto;
    }
    .home-desc { -webkit-line-clamp: 6; }
    .home-btns { flex-wrap: wrap; }

    .hbf-items { grid-template-columns: 1fr; }
    .hbf-item {
        height: auto;
        padding: 18px 24px;
        border-right: none;
        border-bottom: 1px solid var(--border);
    }
    .hbf-item:last-child { border-bottom: none; }

    .p-inner { padding: 40px 32px; }
    .page-h { font-size: clamp(2.5rem, 9vw, 5rem); }
    .mc-grid { grid-template-columns: 1fr; }
    .mc { border-right: none; border-bottom: 1.5px solid var(--ink); }
    .pol-section { grid-template-columns: 1fr; }
    .pol-section-left { border-right: none; border-bottom: 1.5px solid var(--ink); }
    .plat-body { grid-template-columns: 1fr; gap: 40px; }
    .rm-row { grid-template-columns: 100px 1fr; }
    .learn-body { grid-template-columns: 1fr; gap: 40px; }
    .contact-body { grid-template-columns: 1fr; }
    .contact-outer { grid-template-columns: 1fr; gap: 32px; }
    .partner-item { flex-direction: row; align-items: center; gap: 16px; padding: 14px 0; }
    .partner-logo-wrap { width: 56px; flex-shrink: 0; }
    .contact-links { border-right: none; border-bottom: 1.5px solid var(--ink); }
    .collab-grid { grid-template-columns: 1fr; }
    .collab-item { border-right: none; border-bottom: 1px solid var(--border); }
    .contact-info-strip { grid-template-columns: 1fr 1fr; }
    .ssc-big .ssc-val { font-size: 5rem; }
}

/* Mobile (<= 600px) */
@media (max-width: 600px) {

    .hero-headline { padding: 28px 20px 0; }
    .home-h1 { font-size: clamp(2.6rem, 13vw, 4.5rem); }
    .hero-payload-wrap { width: 100%; padding: 12px 16px 0; }

    .hb-desc-col { padding: 20px; }
    .home-btns { flex-direction: column; }
    .btn-primary, .btn-ghost { text-align: center; }

    .p-inner { padding: 28px 20px; }
    .pol-img-grid { grid-template-columns: 1fr; }
    .pig-cell { border-left: none !important; border-bottom: 1px solid var(--border) !important; }
    .rm-row { grid-template-columns: 72px 1fr; }
    .rm-col-body { padding: 20px 16px; }
    .contact-info-strip { grid-template-columns: 1fr; }
    .tb-left { padding: 0 16px; }
    .tb-right { padding: 0 12px; }
}