:root {
    --bg-base: #000000;
    --bg-surface: #0e1014;
    --bg-surface-elevated: #15181e;
    --bg-card: rgba(255, 255, 255, 0.028);
    --bg-card-hover: rgba(255, 255, 255, 0.05);
    --bg-glass: rgba(10, 12, 16, 0.90);
    --border-subtle: rgba(255, 255, 255, 0.09);
    --border-active: rgba(255, 255, 255, 0.28);
    --border-focus: #ffffff;
    --text-primary: #ffffff;
    --text-secondary: #949ca8;
    --text-muted: #5e6673;
    --color-cpu: #ffffff;
    --color-hdd: #e2e8f0;
    --color-mn: #94a3b8;
    --color-accent: #ffffff;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 22px;
    --radius-squircle: 24px;
    --shadow-glass: 0 16px 40px rgba(0, 0, 0, 0.7);
    --glass-highlight: inset 0 1px 0 rgba(255, 255, 255, 0.12), inset 0 -1px 0 rgba(0, 0, 0, 0.6);
    --ease-apple: cubic-bezier(0.16, 1, 0.3, 1);
    --transition-smooth: all 0.22s cubic-bezier(0.16, 1, 0.3, 1);
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-base);
    color: var(--text-primary);
    font-family: var(--font-sans);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    background-image: 
        radial-gradient(circle at 15% 10%, rgba(255, 255, 255, 0.035) 0%, transparent 40%),
        radial-gradient(circle at 85% 30%, rgba(255, 255, 255, 0.025) 0%, transparent 45%),
        radial-gradient(circle at 50% 70%, rgba(255, 255, 255, 0.018) 0%, transparent 50%);
    background-attachment: fixed;
}

.container {
    max-width: 1180px;
    margin: 0 auto;
    padding: 0 24px;
}

/* NAVBAR */
.navbar-sticky {
    position: sticky;
    top: 16px;
    z-index: 1000;
    margin-bottom: 36px;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 24px;
    background: var(--bg-glass);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: var(--shadow-glass);
    position: relative;
}

.brand {
    display: flex;
    align-items: center;
    gap: 14px;
    text-decoration: none;
    color: var(--text-primary);
}

.brand-logo-img {
    width: 36px;
    height: 36px;
    object-fit: contain;
    filter: drop-shadow(0 0 10px rgba(255, 255, 255, 0.3));
}

.brand-info {
    display: flex;
    flex-direction: column;
}

.brand-name {
    font-weight: 800;
    font-size: 1.1rem;
    letter-spacing: -0.02em;
    display: flex;
    align-items: center;
    gap: 8px;
}

.brand-name span {
    font-weight: 400;
    color: var(--text-secondary);
}

.brand-sub {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    color: var(--text-muted);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 22px;
    list-style: none;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.88rem;
    font-weight: 500;
    transition: var(--transition-smooth);
}

.nav-link:hover {
    color: #ffffff;
}

.nav-right-actions {
    display: flex;
    align-items: center;
    gap: 14px;
}

/* LANGUAGE SWITCHER */
.lang-switch {
    display: inline-flex;
    align-items: center;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-subtle);
    border-radius: 999px;
    padding: 3px 8px;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    gap: 4px;
}

.lang-btn {
    color: var(--text-muted);
    text-decoration: none;
    padding: 2px 6px;
    border-radius: 999px;
    font-weight: 600;
    transition: var(--transition-smooth);
}

.lang-btn:hover {
    color: #ffffff;
}

.lang-btn.active {
    background: #ffffff;
    color: #000000;
}

.lang-divider {
    color: var(--border-subtle);
    font-size: 0.7rem;
}

.nav-badge-pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.18);
    color: #ffffff;
    padding: 4px 12px;
    border-radius: 999px;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 600;
    white-space: nowrap;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.pulse-dot {
    width: 6px;
    height: 6px;
    background: #ffffff;
    border-radius: 50%;
    box-shadow: 0 0 8px rgba(255, 255, 255, 0.8);
    animation: enginePulse 2.2s infinite ease-in-out;
}

@keyframes enginePulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.35; transform: scale(0.85); }
}

/* MOBILE BURGER TOGGLE */
.nav-mobile-toggle {
    display: none;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    padding: 10px;
    min-width: 44px;
    min-height: 44px;
    align-items: center;
    justify-content: center;
    color: var(--text-primary);
    cursor: pointer;
    line-height: 0;
    transition: var(--transition-smooth);
    -webkit-tap-highlight-color: transparent;
}

.nav-mobile-toggle:hover, .nav-mobile-toggle:active {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--border-active);
}

/* MOBILE MENU DRAWER */
.mobile-nav-drawer {
    display: flex;
    position: absolute;
    top: calc(100% + 10px);
    left: 0;
    right: 0;
    background: rgba(10, 12, 16, 0.96);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: var(--radius-md);
    padding: 14px;
    backdrop-filter: blur(28px) saturate(140%);
    -webkit-backdrop-filter: blur(28px) saturate(140%);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.9), var(--glass-highlight);
    flex-direction: column;
    gap: 8px;
    z-index: 1001;
    opacity: 0;
    transform: translateY(-8px);
    pointer-events: none;
    transition: opacity 0.22s var(--ease-apple), transform 0.22s var(--ease-apple);
}

.mobile-nav-drawer.open {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}

.mobile-nav-link {
    color: var(--text-primary);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    padding: 12px 14px;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.025);
    border: 1px solid transparent;
    transition: var(--transition-smooth);
    min-height: 44px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    -webkit-tap-highlight-color: transparent;
}

.mobile-nav-link:active, .mobile-nav-link:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.15);
}
}

/* HERO SECTION */
.hero {
    text-align: center;
    padding: 30px 0 50px;
    position: relative;
}

.hero-pill {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-subtle);
    padding: 6px 18px;
    border-radius: 999px;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 24px;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.hero-logo-large {
    width: 96px;
    height: 96px;
    margin: 0 auto 20px;
    display: block;
    filter: drop-shadow(0 0 25px rgba(255, 255, 255, 0.25));
    animation: floatLogo 4s ease-in-out infinite;
}

@keyframes floatLogo {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

.hero-title {
    font-size: 3.4rem;
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -0.03em;
    margin-bottom: 20px;
    background: linear-gradient(180deg, #ffffff 45%, #94a3b8 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-title span {
    background: linear-gradient(90deg, var(--color-cpu), var(--color-hdd));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: 1.18rem;
    color: var(--text-secondary);
    max-width: 820px;
    margin: 0 auto 36px;
    font-weight: 400;
    line-height: 1.65;
}

.hero-actions {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-bottom: 50px;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: var(--radius-md);
    font-size: 0.95rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    border: none;
    transition: var(--transition-smooth);
    min-height: 48px;
}

.btn-primary {
    background: #ffffff;
    color: #000000;
    box-shadow: 0 4px 20px rgba(255, 255, 255, 0.15);
}

.btn-primary:hover {
    background: #e2e8f0;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(255, 255, 255, 0.25);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
    border: 1px solid var(--border-subtle);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.09);
    border-color: var(--border-active);
}

/* SPECS STRIP */
.specs-strip {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-bottom: 70px;
}

.spec-item {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 22px;
    backdrop-filter: blur(12px);
    text-align: left;
    transition: var(--transition-smooth);
}

.spec-item:hover {
    border-color: var(--border-active);
    transform: translateY(-2px);
}

.spec-label {
    font-size: 0.76rem;
    color: var(--text-muted);
    font-family: var(--font-mono);
    text-transform: uppercase;
    margin-bottom: 6px;
}

.spec-val {
    font-size: 1.45rem;
    font-weight: 700;
    font-family: var(--font-mono);
    letter-spacing: -0.02em;
}

/* SECTION COMMON */
.section {
    padding: 40px 0 70px;
}

.section-header {
    text-align: center;
    margin-bottom: 44px;
}

.section-tag {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 8px;
    display: inline-block;
}

.section-title {
    font-size: 2.3rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    margin-bottom: 12px;
}

.section-desc {
    color: var(--text-secondary);
    max-width: 680px;
    margin: 0 auto;
    font-size: 1rem;
}

/* THREE PILLARS CARDS */
.pillars-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 48px;
}

.pillar-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 30px;
    backdrop-filter: blur(12px);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: var(--transition-smooth);
}

.pillar-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
}

.pillar-card.cpu::before { background: var(--color-cpu); }
.pillar-card.hdd::before { background: var(--color-hdd); }
.pillar-card.mn::before { background: var(--color-mn); }

.pillar-card:hover {
    border-color: var(--border-active);
    transform: translateY(-3px);
}

.pillar-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 18px;
}

.pillar-icon-box {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.05);
    font-size: 1.25rem;
}

.pillar-badge {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 700;
    padding: 4px 10px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.05);
}

.pillar-title {
    font-size: 1.35rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.pillar-text {
    font-size: 0.92rem;
    color: var(--text-secondary);
    margin-bottom: 24px;
    flex-grow: 1;
}

.pillar-features {
    list-style: none;
    border-top: 1px solid var(--border-subtle);
    padding-top: 18px;
}

.pillar-features li {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 10px;
    display: flex;
    align-items: flex-start;
    gap: 8px;
}

.pillar-features li svg {
    flex-shrink: 0;
    margin-top: 3px;
    color: #ffffff;
}

/* TOKENOMICS SHOWCASE */
.tokenomics-box {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 32px;
    backdrop-filter: blur(12px);
    margin-bottom: 70px;
}

.tokenomics-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 24px;
    flex-wrap: wrap;
    gap: 12px;
}

.tokenomics-bar-wrapper {
    height: 38px;
    border-radius: 10px;
    display: flex;
    overflow: hidden;
    border: 1px solid var(--border-subtle);
    margin-bottom: 24px;
    background: rgba(0, 0, 0, 0.4);
}

.bar-segment {
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-mono);
    font-size: 0.82rem;
    font-weight: 700;
    color: #000;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    padding: 0 4px;
}

.bar-cpu { width: 35%; background: #ffffff; color: #000000; border-right: 1px solid rgba(0, 0, 0, 0.3); }
.bar-hdd { width: 35%; background: #a1a1aa; color: #000000; border-right: 1px solid rgba(0, 0, 0, 0.3); }
.bar-mn { width: 30%; background: #333842; color: #ffffff; }

.tokenomics-cards-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
}

.share-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 18px;
}

.share-card-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 8px;
}

.share-card-title {
    font-weight: 600;
    font-size: 0.95rem;
}

.share-amount {
    font-size: 1.5rem;
    font-weight: 800;
    font-family: var(--font-mono);
    margin-bottom: 4px;
}

.share-desc {
    font-size: 0.82rem;
    color: var(--text-muted);
}

/* BLOCKCHAIN FLOW SIMULATOR */
.simulator-box {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 32px;
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    box-shadow: var(--shadow-glass), var(--glass-highlight);
    margin-bottom: 70px;
}

.mobile-scroll-hint {
    display: none;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-family: var(--font-mono);
    font-size: 0.72rem;
    color: var(--text-muted);
    margin-bottom: 14px;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.mobile-scroll-hint span {
    display: inline-block;
    animation: swipeChevron 1.6s infinite ease-in-out;
    color: #ffffff;
    font-weight: 700;
}

@keyframes swipeChevron {
    0%, 100% { transform: translateX(0); opacity: 0.6; }
    50% { transform: translateX(3px); opacity: 1; }
}

.chain-stream {
    display: flex;
    align-items: center;
    gap: 14px;
    overflow-x: auto;
    padding: 12px 2px 20px;
    margin-bottom: 24px;
    -webkit-overflow-scrolling: touch;
    scroll-snap-type: x mandatory;
}

.chain-stream::-webkit-scrollbar {
    height: 6px;
}

.chain-stream::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.02);
    border-radius: 999px;
}

.chain-stream::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.16);
    border-radius: 999px;
}

.block-card {
    min-width: 220px;
    max-width: 240px;
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 16px;
    flex-shrink: 0;
    position: relative;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
    transition: var(--transition-smooth);
    scroll-snap-align: start;
}

.block-card.cpu { border-left: 3px solid #ffffff; }
.block-card.hdd { border-left: 3px solid #a1a1aa; }

.block-height {
    font-family: var(--font-mono);
    font-size: 0.78rem;
    color: var(--text-muted);
    margin-bottom: 4px;
    font-variant-numeric: tabular-nums;
}

.block-type-badge {
    display: inline-block;
    padding: 3px 8px;
    border-radius: 4px;
    font-family: var(--font-mono);
    font-size: 0.72rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.badge-cpu { background: rgba(255, 255, 255, 0.14); color: #ffffff; border: 1px solid rgba(255, 255, 255, 0.2); }
.badge-hdd { background: rgba(255, 255, 255, 0.08); color: #e2e8f0; border: 1px solid rgba(255, 255, 255, 0.12); }

.block-reward-split {
    font-size: 0.78rem;
    color: var(--text-secondary);
    border-top: 1px solid var(--border-subtle);
    padding-top: 8px;
    line-height: 1.45;
}

.chain-arrow {
    color: var(--text-muted);
    font-size: 1.2rem;
    flex-shrink: 0;
}

/* CALCULATOR */
.calc-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.calc-panel {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 30px;
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    box-shadow: var(--shadow-glass), var(--glass-highlight);
}

.slider-group {
    margin-bottom: 24px;
}

.slider-top {
    display: flex;
    justify-content: space-between;
    font-size: 0.88rem;
    margin-bottom: 8px;
}

.slider-input {
    width: 100%;
    height: 6px;
    accent-color: #ffffff;
    cursor: pointer;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.12);
    outline: none;
    -webkit-appearance: none;
    margin: 12px 0 6px;
}

.slider-input::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 26px;
    height: 26px;
    border-radius: 50%;
    background: #ffffff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.7), 0 0 0 2px rgba(255, 255, 255, 0.25);
    cursor: pointer;
    transition: transform 0.15s ease;
}

.slider-input::-webkit-slider-thumb:active {
    transform: scale(1.15);
}

.slider-input::-moz-range-thumb {
    width: 26px;
    height: 26px;
    border: none;
    border-radius: 50%;
    background: #ffffff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.7);
    cursor: pointer;
}

.metric-big {
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 20px;
    margin-bottom: 16px;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.metric-big-title {
    font-size: 0.8rem;
    color: var(--text-muted);
    font-family: var(--font-mono);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 4px;
}

.metric-big-val {
    font-size: 2rem;
    font-weight: 800;
    font-family: var(--font-mono);
    color: #ffffff;
    font-variant-numeric: tabular-nums;
}

/* CALCULATOR SUBGRID COMPONENT */
.calc-results-subgrid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    margin-top: 20px;
}

.calc-sub-item {
    background: var(--bg-surface);
    padding: 14px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-subtle);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.05);
    transition: var(--transition-smooth);
}

.calc-sub-label {
    font-size: 0.74rem;
    font-family: var(--font-mono);
    color: var(--text-secondary);
}

.calc-sub-val {
    font-family: var(--font-mono);
    font-weight: 700;
    font-size: 1.15rem;
    margin-top: 4px;
    color: #ffffff;
    font-variant-numeric: tabular-nums;
}

/* GUIDE GRID RESPONSIVE */
.guide-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

/* CODE AND GUIDES */
.code-panel {
    background: #000000;
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 16px;
    font-family: var(--font-mono);
    font-size: 0.84rem;
    color: #e2e8f0;
    overflow-x: auto;
    position: relative;
    margin-bottom: 18px;
    -webkit-overflow-scrolling: touch;
}

.code-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-muted);
    font-size: 0.74rem;
    margin-bottom: 10px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    padding-bottom: 8px;
    position: sticky;
    left: 0;
}

.code-copy-btn {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.16);
    color: #fff;
    padding: 5px 12px;
    min-height: 32px;
    min-width: 64px;
    border-radius: 6px;
    font-size: 0.74rem;
    cursor: pointer;
    font-family: var(--font-mono);
    font-weight: 600;
    transition: var(--transition-smooth);
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.code-copy-btn:hover {
    background: rgba(255, 255, 255, 0.18);
    border-color: rgba(255, 255, 255, 0.3);
}

.code-copy-btn:active {
    background: #ffffff;
    color: #000000;
    transform: scale(0.96);
}

/* FAQ ACCORDION */
.faq-list {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.faq-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 22px 28px;
    backdrop-filter: blur(12px);
    transition: var(--transition-smooth);
}

.faq-card:hover {
    border-color: var(--border-active);
}

.faq-question {
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 8px;
    color: #ffffff;
}

.faq-answer {
    font-size: 0.92rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* FOOTER */
.footer {
    border-top: 1px solid var(--border-subtle);
    padding: 60px 0 40px;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.85rem;
}

.footer-logo {
    width: 44px;
    height: 44px;
    margin: 0 auto 16px;
    display: block;
    filter: drop-shadow(0 0 12px rgba(255, 255, 255, 0.2));
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 24px;
    margin-bottom: 24px;
    list-style: none;
    flex-wrap: wrap;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition-smooth);
}

.footer-links a:hover {
    color: #ffffff;
}

/* RESPONSIVE BREAKPOINTS (DESKTOP -> TABLET -> MOBILE) */
@media (max-width: 992px) {
    .specs-strip { grid-template-columns: repeat(2, 1fr); }
    .pillars-grid { grid-template-columns: 1fr; }
    .tokenomics-cards-grid { grid-template-columns: 1fr; }
    .calc-grid { grid-template-columns: 1fr; }
    .guide-grid { grid-template-columns: 1fr; }
    .hero-title { font-size: 2.7rem; }
}

@media (max-width: 768px) {
    .nav-menu { display: none; }
    .nav-mobile-toggle { display: inline-flex; }
    .nav-badge-pill { display: none; }
    .hero-title { font-size: 2.2rem; text-wrap: balance; }
    .hero-subtitle { font-size: 1.05rem; text-wrap: balance; }
    .tokenomics-box { padding: 22px 18px; }
    .simulator-box { padding: 22px 18px; }
    .calc-panel { padding: 22px 18px; }
    .faq-card { padding: 18px 20px; }
    .mobile-scroll-hint { display: flex; }
    .chain-stream { padding-bottom: 14px; }
    .block-card { min-width: 200px; max-width: 215px; }
}

@media (max-width: 540px) {
    .container { padding: 0 16px; }
    .navbar-sticky { top: 8px; margin-bottom: 24px; }
    .navbar { padding: 10px 14px; }
    .brand-logo-img { width: 30px; height: 30px; }
    .brand-name { font-size: 0.96rem; }
    .brand-sub { font-size: 0.65rem; }
    
    .hero { padding: 14px 0 32px; }
    .hero-logo-large { width: 72px; height: 72px; margin-bottom: 16px; }
    .hero-pill { font-size: 0.68rem; padding: 5px 12px; margin-bottom: 16px; }
    .hero-title { font-size: 1.75rem; line-height: 1.2; margin-bottom: 14px; }
    .hero-subtitle { font-size: 0.92rem; line-height: 1.5; margin-bottom: 24px; padding: 0 4px; }
    
    .hero-actions { flex-direction: column; width: 100%; gap: 10px; margin-bottom: 32px; }
    .hero-actions .btn { width: 100%; min-height: 48px; font-size: 0.92rem; }
    
    /* Specs strip: compact 2x2 dashboard on mobile */
    .specs-strip { grid-template-columns: repeat(2, 1fr) !important; gap: 10px !important; margin-bottom: 40px !important; }
    .spec-item { padding: 14px 12px !important; border-radius: var(--radius-sm) !important; }
    .spec-label { font-size: 0.68rem !important; margin-bottom: 4px !important; }
    .spec-val { font-size: 1.22rem !important; }

    .section { padding: 30px 0 50px; }
    .section-header { margin-bottom: 28px; }
    .section-title { font-size: 1.6rem; line-height: 1.25; text-wrap: balance; }
    .section-desc { font-size: 0.9rem; line-height: 1.5; padding: 0 4px; text-wrap: balance; }

    .pillar-card { padding: 20px 16px; border-radius: var(--radius-md); }
    .pillar-title { font-size: 1.2rem; }
    .pillar-text { font-size: 0.88rem; line-height: 1.55; margin-bottom: 18px; }
    .pillar-features li { font-size: 0.82rem; }

    .tokenomics-box { padding: 18px 14px; border-radius: var(--radius-md); margin-bottom: 40px; }
    .tokenomics-header h3 { font-size: 1.1rem !important; }
    .tokenomics-bar-wrapper { height: 32px; margin-bottom: 18px; }
    .bar-segment { font-size: 0.72rem; }
    .bar-segment .detail { display: none; }
    .tokenomics-cards-grid { gap: 10px; }
    .share-card { padding: 14px; }
    .share-amount { font-size: 1.3rem; }

    .simulator-box { padding: 18px 14px; border-radius: var(--radius-md); margin-bottom: 40px; }
    .block-card { min-width: 195px; max-width: 205px; padding: 14px; }

    .calc-panel { padding: 18px 14px; border-radius: var(--radius-md); }
    .metric-big { padding: 16px 14px; }
    .metric-big-val { font-size: 1.6rem; }
    
    /* Calculator subgrid collapses into crisp readable single-column rows on mobile */
    .calc-results-subgrid { grid-template-columns: 1fr; gap: 8px; }
    .calc-sub-item { display: flex; justify-content: space-between; align-items: center; padding: 12px 14px; }
    .calc-sub-val { margin-top: 0; font-size: 1.05rem; }

    .faq-card { padding: 16px 14px; }
    .faq-question { font-size: 0.96rem; line-height: 1.35; }
    .faq-answer { font-size: 0.86rem; line-height: 1.5; }

    .footer { padding: 40px 0 30px; }
    .footer-links { gap: 16px; font-size: 0.8rem; }
}

@media (max-width: 380px) {
    .container { padding: 0 12px; }
    .specs-strip { gap: 8px !important; }
    .spec-item { padding: 10px 8px !important; }
    .spec-val { font-size: 1.08rem !important; }
    .hero-title { font-size: 1.55rem; }
    .block-card { min-width: 180px; max-width: 190px; }
}