/* =============================================================================
   Mersennet Explorer
   Design system: Mersennet Lend / Mersennet Staking UI v2
   ============================================================================= */

/* ─── 1. DESIGN TOKENS ───────────────────────────────────────────────────── */
:root {
    --color-main: #0fae62;
    --color-secondary: #0a8f50;
    --color-white: #FFFFFF;
    --accent: #0fae62;

    --bg-100: #F8FDF9;
    --bg-200: #EAF9EF;
    --bg-300: #D6F4E0;
    --bg-400: #9BE7B6;
    --bg-card: #FFFFFF;
    --bg-surface: #F8FDF9;

    --text-primary: #2E3B33;
    --text-secondary: #8FA89A;
    --text-tertiary: #B0C4B8;

    --color-border: #EDF4EF;
    --border: #EDF4EF;
    --border-subtle: #F3F8F4;
    --color-overlay: #D0E8D880;

    --gradient-primary: linear-gradient(90deg, #0fae62 35%, #0a8f50 100%);
    --gradient-hero: linear-gradient(135deg, #0fae62 0%, #0a8f50 50%, #07703e 100%);

    --success: #1AB280;
    --success-bg: #DFFBEE;
    --danger: #B61616;
    --danger-bg: #FDE4E9;
    --warn: #C75E05;
    --warn-bg: #FFF1E5;
    --info: #057AC7;
    --info-bg: #D4EEFF;

    --font-ui: 'Sora', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;

    --radius-xs: 6px;
    --radius: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-pill: 34px;

    --shadow-xs: 0 1px 2px rgba(0,0,0,0.04);
    --shadow-card: 0 1px 3px rgba(0,0,0,0.04), 0 1px 2px rgba(0,0,0,0.02);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.06), 0 1px 3px rgba(0,0,0,0.04);
    --shadow-lg: 0 12px 40px rgba(0,0,0,0.08), 0 4px 12px rgba(0,0,0,0.04);
    --shadow-header: 0 1px 3px rgba(0,0,0,0.04);
    --shadow-hover: 0 8px 24px rgba(15,174,98,0.12), 0 2px 6px rgba(0,0,0,0.04);

    --sidebar-w: 64px;
    --sidebar-w-xl: 250px;
    --header-h: 68px;

    --ease: cubic-bezier(0.4,0,0.2,1);
    --ease-bounce: cubic-bezier(0.34,1.56,0.64,1);
    --dur: 200ms;
    --dur-slow: 300ms;
}

/* ─── Dark mode ──────────────────────────────────────────────────────────── */
/* Mersennet brand — terminal green on pure black (matches mersennet.com) */
.dark-mode {
    --color-main: #EAFFEF;
    --color-secondary: #7dff9b;
    --color-white: #101312;
    --accent: #7dff9b;

    --bg-100: #000000;
    --bg-200: #0a0c0b;
    --bg-300: #141716;
    --bg-400: #7dff9b;
    --bg-card: #0a0c0b;
    --bg-surface: #050606;

    --text-primary: #ececef;
    --text-secondary: #9a9aa6;
    --text-tertiary: #62626f;

    --color-border: #1c201d;
    --border: #1c201d;
    --border-subtle: #131614;
    --color-overlay: #00000099;

    --gradient-primary: linear-gradient(90deg, #7dff9b 0%, #2bd96a 100%);

    --success: #1AD598;
    --success-bg: rgba(26,213,152,0.12);
    --danger: #ff5240;
    --danger-bg: rgba(255,82,64,0.12);
    --warn: #ff9a3c;
    --warn-bg: rgba(255,154,60,0.12);
    --info: #5b8cff;
    --info-bg: rgba(91,140,255,0.12);

    --gradient-hero: linear-gradient(135deg, #2bd96a 0%, #0a8f50 50%, #04130a 100%);

    --shadow-xs: 0 1px 2px rgba(0,0,0,0.2);
    --shadow-card: 0 1px 4px rgba(0,0,0,0.2), 0 0 1px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 16px rgba(0,0,0,0.3);
    --shadow-lg: 0 12px 40px rgba(0,0,0,0.4);
    --shadow-header: 0 1px 4px rgba(0,0,0,0.3);
    --shadow-hover: 0 8px 24px rgba(125,255,155,0.18), 0 2px 8px rgba(0,0,0,0.2);
}

/* ─── 2. RESET & BASE ────────────────────────────────────────────────────── */
*,*::before,*::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { font-family: var(--font-ui); font-weight: 400; background: var(--bg-100); color: var(--text-primary); min-height: 100vh; line-height: 1.6; display: flex; overflow-x: hidden; transition: background var(--dur-slow) var(--ease), color var(--dur-slow) var(--ease); }
a { color: inherit; text-decoration: none; }
::selection { background: rgba(125,255,155,0.22); }
img,svg { display: block; max-width: 100%; }
button, input, select, textarea { font-family: inherit; }
ul, ol { list-style: none; }
table { border-collapse: collapse; border-spacing: 0; }

.mono { font-family: var(--font-mono); }
.text-muted { color: var(--text-secondary); }
.text-success { color: var(--success); }
.text-danger { color: var(--danger); }
.text-warning { color: var(--warn); }
.text-info { color: var(--info); }
.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.separator { border-bottom: 1px solid var(--color-border); margin: 4px 0; padding: 0; }

::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--bg-300); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--bg-400); }
* { scrollbar-width: thin; scrollbar-color: var(--bg-300) transparent; }

/* ─── 3. SIDEBAR ─────────────────────────────────────────────────────────── */
.sidebar {
    position: fixed; top: 0; left: 0; bottom: 0;
    width: var(--sidebar-w); background: var(--bg-card);
    border-right: 1px solid var(--color-border);
    padding: 8px;
    display: flex; flex-direction: column; justify-content: space-between; align-items: center;
    z-index: 91; transition: width var(--dur-slow) var(--ease), padding var(--dur-slow) var(--ease), background var(--dur-slow) var(--ease);
    overflow-y: auto; overflow-x: hidden;
}
.sidebar-top, .sidebar-bottom { display: flex; flex-direction: column; align-items: center; width: 100%; gap: 2px; }
.sidebar-logo { display: flex; align-items: center; gap: 10px; padding: 12px 8px; margin-bottom: 8px; color: var(--accent); border-radius: var(--radius); transition: background var(--dur) var(--ease); width: 100%; overflow: hidden; white-space: nowrap; }
.sidebar-logo:hover { background: var(--bg-200); }
.sidebar-logo-icon { flex-shrink: 0; width: 28px; height: 19px; }
.sidebar-logo-text { font-weight: 700; font-size: 14px; display: none; white-space: nowrap; }
.sidebar-section-label { display: none; font-size: 10px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.8px; color: var(--text-tertiary); padding: 16px 12px 6px; width: 100%; }
.sidebar-item { display: flex; align-items: center; gap: 10px; padding: 10px; border-radius: var(--radius); color: var(--text-secondary); transition: all var(--dur) var(--ease); width: 100%; overflow: hidden; white-space: nowrap; text-decoration: none; font-size: 13px; font-weight: 500; position: relative; }
.sidebar-item:hover { background: var(--bg-200); color: var(--accent); }
.sidebar-item.active { background: var(--bg-200); color: var(--accent); font-weight: 600; }
.sidebar-item.active::before { content: ''; position: absolute; left: 0; top: 50%; transform: translateY(-50%); width: 3px; height: 20px; background: var(--accent); border-radius: 0 2px 2px 0; }
.sidebar-item svg { flex-shrink: 0; stroke: currentColor; }
.sidebar-item-secondary { font-size: 12px; color: var(--text-tertiary); }
.sidebar-item-secondary:hover { color: var(--accent); }
.sidebar-icon { display: flex; align-items: center; justify-content: center; width: 24px; height: 24px; flex-shrink: 0; }
.sidebar-label { display: none; }
.sidebar-external { display: none; margin-left: auto; opacity: 0.5; }

@media (min-width: 1536px) {
    .sidebar { width: var(--sidebar-w-xl); padding: 16px; align-items: stretch; }
    .sidebar-top, .sidebar-bottom { align-items: stretch; }
    .sidebar-logo-text { display: block; }
    .sidebar-label { display: block; }
    .sidebar-external { display: block; }
    .sidebar-section-label { display: block; }
    .sidebar-item { padding: 10px 12px; }
}

/* ─── 4. MOBILE BOTTOM BAR ───────────────────────────────────────────────── */
.bottombar { display: none; position: fixed; bottom: 0; left: 0; right: 0; background: var(--bg-card); border-top: 1px solid var(--color-border); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); z-index: 20; padding: 6px 8px calc(env(safe-area-inset-bottom, 0px) + 6px); justify-content: space-around; align-items: center; transition: background var(--dur-slow) var(--ease); }
.bottombar-item { display: flex; flex-direction: column; align-items: center; gap: 3px; padding: 6px 10px; border-radius: var(--radius); color: var(--text-tertiary); font-size: 10px; font-weight: 500; transition: all var(--dur) var(--ease); text-decoration: none; }
.bottombar-item svg { stroke: currentColor; width: 20px; height: 20px; }
.bottombar-item.active { color: var(--accent); }
.bottombar-item:hover { color: var(--accent); }

@media (max-width: 1023px) {
    .sidebar { display: none; }
    .bottombar { display: flex; }
}

/* ─── 5. APP WRAPPER & HEADER ────────────────────────────────────────────── */
.app-wrapper { flex: 1; display: flex; flex-direction: column; min-height: 100vh; padding-left: calc(var(--sidebar-w) + 8px); transition: padding-left var(--dur-slow) var(--ease); }
@media (min-width: 1536px) { .app-wrapper { padding-left: calc(var(--sidebar-w-xl) + 16px); } }
@media (max-width: 1023px) { .app-wrapper { padding-left: 0; padding-bottom: 72px; } }

.header { background: var(--bg-card); box-shadow: var(--shadow-header); position: sticky; top: 0; z-index: 11; padding: 0 24px; height: var(--header-h); display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid var(--color-border); transition: background var(--dur-slow) var(--ease), border-color var(--dur-slow) var(--ease), box-shadow var(--dur-slow) var(--ease); }
.header-left { display: flex; align-items: center; gap: 12px; }
.header-title { font-size: 18px; font-weight: 600; color: var(--text-primary); letter-spacing: -0.01em; }
.header-right { display: flex; align-items: center; gap: 16px; }
.header-stats { display: flex; align-items: center; gap: 12px; }
.header-stat { display: flex; align-items: center; gap: 6px; font-size: 12px; }
.header-stat-label { color: var(--text-tertiary); font-weight: 600; text-transform: uppercase; letter-spacing: 0.5px; font-size: 10px; }
.header-stat-value { font-family: var(--font-mono); color: var(--text-primary); font-size: 12px; font-weight: 500; }
.header-stat-sep { width: 1px; height: 20px; background: var(--color-border); }

@media (max-width: 768px) {
    .header { padding: 0 16px; height: 56px; }
    .header-stats { display: none; }
    .header-title { font-size: 16px; }
}

/* ─── 6. WALLET BUTTON ───────────────────────────────────────────────────── */
.wallet-btn { display: inline-flex; align-items: center; gap: 8px; padding: 8px 16px; border-radius: var(--radius); font-size: 13px; font-weight: 600; color: var(--color-white); background: var(--gradient-primary); position: relative; overflow: hidden; transition: all var(--dur) var(--ease); border: none; cursor: pointer; font-family: var(--font-ui); }
.wallet-btn::before { content: ''; position: absolute; inset: 1px; border-radius: calc(var(--radius) - 1px); background: var(--accent); transition: background var(--dur) var(--ease); }
.wallet-btn:hover::before { background: transparent; }
.wallet-btn:hover { box-shadow: 0 4px 12px rgba(125,255,155,0.25); transform: translateY(-1px); }
.wallet-btn svg, .wallet-btn span { position: relative; z-index: 1; }
.wallet-btn svg { stroke: currentColor; }
.wallet-btn.connected { background: var(--bg-card); color: var(--text-primary); border: 1px solid var(--color-border); }
.wallet-btn.connected::before { display: none; }
.wallet-btn.connected svg { stroke: var(--accent); }
.wallet-btn.connected:hover { border-color: var(--accent); background: var(--bg-200); box-shadow: var(--shadow-hover); }

/* ─── 7. THEME TOGGLE ────────────────────────────────────────────────────── */
.theme-toggle { display: flex; flex-direction: column; gap: 2px; background: var(--bg-100); border-radius: 100px; padding: 4px; position: relative; transition: background var(--dur-slow) var(--ease); }
.theme-toggle-indicator { position: absolute; width: 36px; height: 36px; border-radius: 50%; background: var(--accent); z-index: 1; transition: all 0.35s var(--ease-bounce); top: 4px; left: 50%; transform: translateX(-50%); }
.dark-mode .theme-toggle-indicator, .theme-toggle-indicator.dark { top: calc(100% - 40px); }
.theme-toggle-btn { display: flex; align-items: center; justify-content: center; gap: 8px; width: 36px; height: 36px; border-radius: 50%; position: relative; z-index: 2; color: var(--text-tertiary); transition: color var(--dur) var(--ease); background: none; border: none; cursor: pointer; }
.theme-toggle-btn.active { color: var(--color-white); }
.theme-toggle-btn svg { stroke: currentColor; }
.theme-toggle-label { display: none; font-size: 12px; font-weight: 500; }

@media (min-width: 1536px) {
    .theme-toggle { flex-direction: row; border-radius: 5px; }
    .theme-toggle-indicator { width: 108px; height: 36px; border-radius: 5px; top: 4px; left: 4px; transform: none; }
    .dark-mode .theme-toggle-indicator, .theme-toggle-indicator.dark { top: 4px; left: calc(100% - 112px); }
    .theme-toggle-btn { width: 108px; border-radius: 5px; }
    .theme-toggle-label { display: block; }
}

/* ─── 8. HERO SECTION ────────────────────────────────────────────────────── */
.hero-section { background: #000; padding: 64px 0 58px; position: relative; overflow: hidden; border-bottom: 1px solid rgba(255,255,255,0.08); }
.hero-section::before { content: ''; position: absolute; inset: 0; pointer-events: none;
    background-image: linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
    background-size: 48px 48px; }
.hero-section::after { content: ''; position: absolute; pointer-events: none; width: 520px; height: 520px;
    left: 50%; top: -60%; transform: translateX(-50%); border-radius: 50%; filter: blur(110px);
    background: rgba(125,255,155,0.14); }
.hero-content { max-width: 680px; margin: 0 auto; text-align: center; position: relative; z-index: 1; padding: 0 24px; animation: fadeUp 0.5s ease-out; }
.hero-title { font-size: 1.6rem; font-weight: 700; color: #fff; margin-bottom: 24px; letter-spacing: -0.02em; }
.search-form { display: flex; background: #fff; border-radius: var(--radius-lg); overflow: hidden; box-shadow: 0 8px 32px rgba(0,0,0,0.18), 0 2px 8px rgba(0,0,0,0.08); position: relative; transition: box-shadow var(--dur) var(--ease); }
.search-form:focus-within { box-shadow: 0 8px 32px rgba(125,255,155,0.22), 0 2px 8px rgba(0,0,0,0.08); }
.search-input { flex: 1; border: none; padding: 15px 20px; font-size: 0.875rem; outline: none; background: transparent; font-family: inherit; color: #1a1a2e; min-width: 0; }
.search-input::placeholder { color: #9ca3af; }
.search-btn { background: var(--color-main); color: #fff; border: none; padding: 15px 26px; font-weight: 600; cursor: pointer; transition: background 0.2s; font-family: inherit; font-size: 0.875rem; white-space: nowrap; }
.search-btn:hover { background: var(--color-secondary); }

/* ─── 9. STATS SECTION ───────────────────────────────────────────────────── */
.stats-section { background: var(--bg-card); border-bottom: 1px solid var(--color-border); padding: 20px 0; transition: background var(--dur-slow) var(--ease), border-color var(--dur-slow) var(--ease); }
.stats-grid { max-width: 1320px; margin: 0 auto; display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 0; padding: 0 24px; }
.stat-item { padding: 10px 16px; border-right: 1px solid var(--color-border); transition: border-color var(--dur-slow) var(--ease); }
.stat-item:last-child { border-right: none; }
.stat-label { font-size: 0.68rem; color: var(--text-tertiary); text-transform: uppercase; letter-spacing: 0.6px; margin-bottom: 4px; font-weight: 600; }
.stat-value { font-size: 0.875rem; font-weight: 600; color: var(--text-primary); }

/* ─── 10. CONTAINER / LAYOUT ─────────────────────────────────────────────── */
.container { max-width: 1320px; margin: 0 auto; padding: 0 24px; }
.main-content { padding: 28px 0 48px; min-height: calc(100vh - 400px); animation: fadeUp 0.3s ease-out; }

/* ─── 11. CARDS ──────────────────────────────────────────────────────────── */
.card { background: var(--bg-card); border: 1px solid var(--color-border); border-radius: var(--radius-lg); box-shadow: var(--shadow-card); overflow: hidden; transition: all var(--dur-slow) var(--ease); }
.card-header { display: flex; align-items: center; justify-content: space-between; padding: 16px 20px; border-bottom: 1px solid var(--color-border); }
.card-title { font-size: 0.9rem; font-weight: 600; color: var(--text-primary); }
.card-body { padding: 0; }
.card-footer { padding: 12px 20px; border-top: 1px solid var(--color-border); text-align: center; }

/* ─── 12. LATEST BLOCKS / TXS GRID ──────────────────────────────────────── */
.latest-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.block-item, .tx-item { display: flex; align-items: center; padding: 14px 20px; border-bottom: 1px solid var(--color-border); gap: 14px; transition: background 0.15s var(--ease); cursor: pointer; }
.block-item:hover, .tx-item:hover { background: var(--bg-200); }
.block-item:last-child, .tx-item:last-child { border-bottom: none; }
.item-icon { width: 44px; height: 44px; border-radius: var(--radius); display: flex; align-items: center; justify-content: center; flex-shrink: 0; font-size: 0.7rem; font-weight: 700; transition: transform 0.15s var(--ease); }
.block-item:hover .item-icon, .tx-item:hover .item-icon { transform: scale(1.05); }
.item-icon-block { background: var(--bg-200); color: var(--accent); }
.item-icon-tx { background: var(--bg-200); color: var(--accent); }
.item-main { flex: 1; min-width: 0; }
.item-row-primary { display: flex; align-items: center; gap: 8px; font-size: 0.875rem; }
.item-row-secondary { font-size: 0.8rem; color: var(--text-secondary); margin-top: 3px; }
.item-right { text-align: right; flex-shrink: 0; }
.time-text { font-size: 0.75rem; color: var(--text-tertiary); }

/* ─── 13. DATA TABLES ────────────────────────────────────────────────────── */
.table-responsive { overflow-x: auto; }
.data-table { width: 100%; border-collapse: collapse; }
.data-table th { padding: 14px 20px; text-align: left; font-size: 0.72rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.5px; color: var(--text-tertiary); background: var(--bg-surface); border-bottom: 2px solid var(--color-border); white-space: nowrap; position: sticky; top: 0; z-index: 2; }
.data-table td { padding: 14px 20px; font-size: 0.85rem; border-bottom: 1px solid var(--border-subtle); vertical-align: middle; color: var(--text-primary); transition: background 0.1s; }
.data-table tbody tr { transition: background 0.15s var(--ease); }
.data-table tbody tr:hover { background: var(--bg-200); }
.data-table tbody tr:nth-child(even) { background: var(--bg-surface); }
.data-table tbody tr:nth-child(even):hover { background: var(--bg-200); }
.data-table tbody tr:last-child td { border-bottom: none; }
.hash-link { color: var(--accent); font-family: var(--font-mono); font-size: 0.8rem; text-decoration: none; transition: color var(--dur) var(--ease); }
.hash-link:hover { color: var(--color-secondary); text-decoration: underline; text-underline-offset: 2px; }
.dark-mode .hash-link { color: var(--bg-400); }
.dark-mode .hash-link:hover { color: var(--color-main); }
.addr-link { color: var(--text-primary); font-family: var(--font-mono); font-size: 0.8rem; text-decoration: none; transition: color var(--dur) var(--ease); }
.addr-link:hover { color: var(--accent); }

/* ─── 14. BADGES ─────────────────────────────────────────────────────────── */
.badge { display: inline-flex; align-items: center; padding: 3px 10px; border-radius: var(--radius-pill); font-size: 0.7rem; font-weight: 600; white-space: nowrap; }
.badge-sm { padding: 2px 8px; font-size: 0.68rem; }
.badge-success { background: var(--success-bg); color: var(--success); }
.badge-danger { background: var(--danger-bg); color: var(--danger); }
.badge-warning { background: var(--warn-bg); color: var(--warn); }
.badge-info { background: var(--info-bg); color: var(--info); }
.badge-shielded { background: rgba(176, 124, 255, 0.14); color: #b07cff; border: 1px solid rgba(176, 124, 255, 0.35); }
.badge-secondary { background: var(--bg-200); color: var(--text-secondary); }
.badge-value { background: var(--info-bg); color: var(--info); }
.badge-fail { background: var(--danger-bg); color: var(--danger); }
.badge-txcount { background: var(--warn-bg); color: var(--warn); }
.method-tag { display: inline-flex; padding: 3px 8px; border-radius: var(--radius-pill); font-size: 0.68rem; font-weight: 600; font-family: var(--font-mono); background: var(--bg-200); color: var(--text-secondary); border: 1px solid var(--color-border); }

/* ─── 15. STATUS BADGES ──────────────────────────────────────────────────── */
.status-badge { display: inline-flex; align-items: center; gap: 6px; padding: 4px 10px; border-radius: var(--radius-pill); font-size: 0.75rem; font-weight: 600; }
.status-success { background: var(--success-bg); color: var(--success); }
.status-fail { background: var(--danger-bg); color: var(--danger); }
.status-pending { background: var(--warn-bg); color: var(--warn); }
.status-dot { width: 7px; height: 7px; border-radius: 50%; background: currentColor; animation: dotPulse 2s infinite; }
@keyframes dotPulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.4; } }

/* ─── 16. DETAIL PAGES ───────────────────────────────────────────────────── */
.page-header { margin-bottom: 24px; }
.page-title { font-size: 1.3rem; font-weight: 700; color: var(--text-primary); display: flex; align-items: center; gap: 8px; letter-spacing: -0.01em; }
.page-subtitle { font-size: 0.875rem; color: var(--text-secondary); margin-top: 4px; }
.detail-header { display: flex; align-items: center; gap: 14px; margin-bottom: 24px; }
.detail-icon { width: 48px; height: 48px; border-radius: var(--radius-lg); display: flex; align-items: center; justify-content: center; flex-shrink: 0; background: var(--bg-200); color: var(--accent); }
.detail-card { background: var(--bg-card); border: 1px solid var(--color-border); border-radius: var(--radius-lg); box-shadow: var(--shadow-card); overflow: hidden; margin-bottom: 20px; transition: all var(--dur-slow) var(--ease); }
.detail-card-title { padding: 16px 20px; font-size: 0.9rem; font-weight: 600; border-bottom: 1px solid var(--color-border); color: var(--text-primary); }
.detail-row { display: grid; grid-template-columns: 220px 1fr; padding: 14px 20px; border-bottom: 1px solid var(--border-subtle); gap: 16px; align-items: start; font-size: 0.875rem; transition: background 0.1s; }
.detail-row:hover { background: var(--bg-surface); }
.detail-row:last-child { border-bottom: none; }
.detail-label { color: var(--text-tertiary); font-weight: 500; display: flex; align-items: center; gap: 4px; font-size: 0.82rem; }
.detail-value { color: var(--text-primary); word-break: break-all; }
.detail-value .mono { font-family: var(--font-mono); font-size: 0.82rem; }
.overview-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; margin-bottom: 24px; }

/* ─── 17. GAS PROGRESS BAR ───────────────────────────────────────────────── */
.gas-progress { display: inline-flex; align-items: center; gap: 8px; }
.gas-bar { height: 8px; width: 80px; background: var(--bg-200); border-radius: 4px; overflow: hidden; display: inline-block; vertical-align: middle; }
.gas-bar-fill { height: 100%; background: var(--gradient-primary); border-radius: 4px; transition: width 0.3s var(--ease); }

/* ─── 18. PAGINATION ─────────────────────────────────────────────────────── */
.pagination { display: flex; align-items: center; justify-content: center; gap: 6px; padding: 16px 20px; border-top: 1px solid var(--color-border); }
.page-btn { padding: 7px 14px; background: var(--bg-card); border: 1px solid var(--color-border); border-radius: var(--radius); color: var(--text-primary); font-size: 0.8rem; cursor: pointer; transition: all 0.15s var(--ease); min-width: 36px; text-align: center; font-family: inherit; }
.page-btn:hover:not(:disabled) { border-color: var(--accent); color: var(--accent); background: var(--bg-200); }
.page-btn:disabled { opacity: 0.35; cursor: not-allowed; }
.page-btn.active { background: var(--accent); color: var(--color-white); border-color: var(--accent); }
.page-info { font-size: 0.8rem; color: var(--text-secondary); padding: 0 8px; }

/* ─── 19. TABS ───────────────────────────────────────────────────────────── */
.tab-nav { display: flex; border-bottom: 2px solid var(--color-border); margin-bottom: 16px; gap: 0; overflow-x: auto; }
.tab-btn { padding: 11px 20px; font-size: 0.875rem; font-weight: 500; color: var(--text-tertiary); border: none; border-bottom: 2px solid transparent; margin-bottom: -2px; cursor: pointer; background: none; transition: all 0.2s var(--ease); font-family: inherit; white-space: nowrap; }
.tab-btn:hover { color: var(--text-primary); background: var(--bg-surface); }
.tab-btn.active { color: var(--accent); border-bottom-color: var(--accent); font-weight: 600; }

/* ─── 20. BACK LINK & NAV ───────────────────────────────────────────────── */
.back-link { display: inline-flex; align-items: center; gap: 6px; color: var(--text-secondary); font-size: 0.85rem; margin-bottom: 16px; text-decoration: none; transition: color 0.15s; }
.back-link:hover { color: var(--accent); }
.detail-nav { display: flex; gap: 4px; }
.detail-nav-btn { width: 32px; height: 32px; border: 1px solid var(--color-border); border-radius: var(--radius); display: flex; align-items: center; justify-content: center; cursor: pointer; background: var(--bg-card); color: var(--text-secondary); transition: all 0.15s var(--ease); font-family: inherit; }
.detail-nav-btn:hover:not(:disabled) { border-color: var(--accent); color: var(--accent); background: var(--bg-200); }
.detail-nav-btn:disabled { opacity: 0.3; cursor: not-allowed; }

/* ─── 21. BUTTONS ────────────────────────────────────────────────────────── */
.btn { padding: 8px 16px; border-radius: var(--radius); font-size: 0.85rem; font-weight: 500; cursor: pointer; transition: all 0.2s var(--ease); border: none; font-family: inherit; display: inline-flex; align-items: center; gap: 6px; }
.btn-primary { background: var(--accent); color: var(--color-white); }
.btn-primary:hover { background: var(--color-secondary); box-shadow: 0 4px 12px rgba(125,255,155,0.25); transform: translateY(-1px); }
.btn-outline { background: transparent; border: 1px solid var(--color-border); color: var(--text-primary); }
.btn-outline:hover { border-color: var(--accent); color: var(--accent); background: var(--bg-200); }
.btn-link { background: none; border: none; color: var(--accent); padding: 4px; cursor: pointer; }
.btn-link:hover { color: var(--color-secondary); }

/* ─── 22. COPY BUTTON ────────────────────────────────────────────────────── */
.copy-btn { display: inline-flex; align-items: center; justify-content: center; width: 28px; height: 28px; background: var(--bg-surface); border: 1px solid var(--color-border); border-radius: var(--radius-xs); cursor: pointer; color: var(--text-tertiary); transition: all 0.15s var(--ease); flex-shrink: 0; }
.copy-btn:hover { color: var(--accent); border-color: var(--accent); background: var(--bg-200); }
.copy-btn.copied { color: var(--success); border-color: var(--success); background: var(--success-bg); }

/* ─── 23. STAT CARDS ─────────────────────────────────────────────────────── */
.stat-card { background: var(--bg-card); border: 1px solid var(--color-border); border-radius: var(--radius-lg); padding: 20px; transition: all var(--dur) var(--ease); }
.stat-card:hover { box-shadow: var(--shadow-hover); border-color: var(--bg-300); transform: translateY(-2px); }
.stat-card-label { font-size: 0.72rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.5px; color: var(--text-tertiary); margin-bottom: 8px; }
.stat-card-value { font-size: 1.2rem; font-weight: 700; color: var(--text-primary); letter-spacing: -0.01em; }
.stat-card-sub { font-size: 0.75rem; color: var(--text-secondary); margin-top: 4px; }

/* ─── 24. STAKE BAR ──────────────────────────────────────────────────────── */
.stake-bar { height: 6px; background: var(--bg-200); border-radius: 3px; overflow: hidden; }
.stake-bar-fill { height: 100%; background: var(--gradient-primary); border-radius: 3px; transition: width 0.4s var(--ease); }

/* ─── 25. TOKEN / TRANSFER ───────────────────────────────────────────────── */
.transfer-item { display: flex; align-items: center; gap: 10px; padding: 12px 20px; border-bottom: 1px solid var(--border-subtle); font-size: 0.85rem; transition: background 0.1s; }
.transfer-item:hover { background: var(--bg-surface); }
.transfer-item:last-child { border-bottom: none; }
.token-row { display: flex; justify-content: space-between; align-items: center; padding: 10px 0; border-bottom: 1px solid var(--border-subtle); }
.token-row:last-child { border-bottom: none; }
.contract-badge { display: inline-flex; align-items: center; gap: 4px; padding: 3px 8px; border-radius: var(--radius-pill); font-size: 0.72rem; font-weight: 600; background: var(--info-bg); color: var(--info); }

/* ─── 26. TABLE EMPTY ────────────────────────────────────────────────────── */
.table-empty { padding: 48px 24px; text-align: center; color: var(--text-tertiary); font-size: 0.9rem; }

/* ─── 27. FOOTER ─────────────────────────────────────────────────────────── */
.footer { background: var(--bg-card); border-top: 1px solid var(--color-border); padding: 48px 0 24px; margin-top: auto; transition: background var(--dur-slow) var(--ease), border-color var(--dur-slow) var(--ease); }
.footer-content { max-width: 1320px; margin: 0 auto; padding: 0 24px; }
.footer-top { display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; margin-bottom: 32px; }
.footer-col-title { font-size: 0.72rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.8px; color: var(--text-primary); margin-bottom: 14px; }
.footer-col a { display: block; padding: 5px 0; font-size: 0.85rem; color: var(--text-secondary); text-decoration: none; transition: all 0.15s var(--ease); }
.footer-col a:hover { color: var(--accent); transform: translateX(4px); }
.footer-bottom { border-top: 1px solid var(--color-border); padding-top: 20px; display: flex; justify-content: space-between; align-items: center; font-size: 0.82rem; color: var(--text-tertiary); }
.footer-bottom strong { color: var(--text-primary); font-weight: 600; }

/* ─── 28. TOAST ──────────────────────────────────────────────────────────── */
.toast { position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%) translateY(80px); padding: 12px 24px; background: var(--bg-card); border: 1px solid var(--color-border); border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); font-size: 0.875rem; color: var(--text-primary); opacity: 0; transition: all 0.35s var(--ease-bounce); z-index: 300; white-space: nowrap; font-weight: 500; }
.toast.visible { transform: translateX(-50%) translateY(0); opacity: 1; }
.toast.error { border-color: var(--danger); color: var(--danger); background: var(--danger-bg); }
.toast.success { border-color: var(--success); color: var(--success); background: var(--success-bg); }

/* ─── 29. SPINNER ────────────────────────────────────────────────────────── */
.spinner { width: 20px; height: 20px; border: 2px solid var(--bg-300); border-top-color: var(--accent); border-radius: 50%; animation: spin 0.7s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ─── 30. ANIMATIONS ─────────────────────────────────────────────────────── */
.page-enter { animation: fadeUp 0.3s ease-out; }
@keyframes fadeUp { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
.new-item { animation: highlightNew 0.8s ease; }
@keyframes highlightNew { from { background: rgba(125,255,155,0.12); } to { background: transparent; } }

/* ─── 31. SKIP LINK ──────────────────────────────────────────────────────── */
.skip-link { position: absolute; top: -100%; left: 50%; transform: translateX(-50%); background: var(--accent); color: var(--color-white); padding: 8px 16px; border-radius: 0 0 8px 8px; font-size: 0.85rem; font-weight: 600; z-index: 999; transition: top 0.2s; }
.skip-link:focus { top: 0; }

/* ─── 33. RESPONSIVE ─────────────────────────────────────────────────────── */
@media (max-width: 1024px) {
    .latest-grid { grid-template-columns: 1fr; }
    .overview-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
    .detail-row { grid-template-columns: 1fr; }
    .stats-grid { grid-template-columns: repeat(3, 1fr); }
    .stat-item { margin-bottom: 0; }
    .footer-top { grid-template-columns: repeat(2, 1fr); }
    .hero-section { padding: 36px 0 32px; }
    .hero-title { font-size: 1.2rem; }
    .search-form { flex-direction: column; }
    .search-btn { border-radius: 0 0 var(--radius-lg) var(--radius-lg); }
    .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
}
@media (max-width: 480px) {
    .overview-grid { grid-template-columns: 1fr; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .stat-item { border-right: none; border-bottom: 1px solid var(--color-border); }
    .container { padding: 0 16px; }
    .block-item, .tx-item { padding: 12px 16px; }
    .data-table th, .data-table td { padding: 12px 14px; }
    .detail-row { padding: 12px 16px; }
}

/* ─── 34. PRINT ──────────────────────────────────────────────────────────── */
@media print {
    .sidebar, .bottombar, .header, .hero-section, .footer, .toast, .search-form, .pagination, .copy-btn, .detail-nav, .back-link, .wallet-btn, .theme-toggle { display: none !important; }
    .app-wrapper { padding-left: 0 !important; }
    body { background: #fff; color: #000; font-size: 12pt; }
    .card, .detail-card, .stat-card { border: 1px solid #ccc; box-shadow: none; break-inside: avoid; }
    .main-content { padding: 0; min-height: auto; }
    .hash-link, .addr-link { color: #000; }
}

/* ─── 35. ACCESSIBILITY ──────────────────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
}
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border-width: 0; }

/* ─── 36. SKELETON LOADERS ───────────────────────────────────────────────── */
.skeleton { background: linear-gradient(90deg, var(--bg-200) 25%, var(--bg-300) 50%, var(--bg-200) 75%); background-size: 200% 100%; animation: skeleton-pulse 1.5s ease-in-out infinite; border-radius: var(--radius-xs); }
@keyframes skeleton-pulse { 0% { background-position: 200% 0; } 100% { background-position: -200% 0; } }
.skeleton-page { animation: fadeIn 0.3s ease; }

/* ─── 37. BREADCRUMBS ────────────────────────────────────────────────────── */
.breadcrumbs { display: flex; align-items: center; gap: 6px; font-size: 0.8rem; color: var(--text-tertiary); margin-bottom: 20px; flex-wrap: wrap; }
.breadcrumb-link { color: var(--accent); text-decoration: none; transition: color 0.15s; }
.breadcrumb-link:hover { color: var(--color-secondary); text-decoration: underline; text-underline-offset: 2px; }
.breadcrumb-sep { color: var(--text-tertiary); font-size: 0.75rem; }
.breadcrumb-current { color: var(--text-secondary); font-weight: 500; }

/* ─── 38. SEARCH AUTOCOMPLETE ────────────────────────────────────────────── */
.search-autocomplete { position: absolute; top: 100%; left: 0; right: 0; background: var(--bg-card); border: 1px solid var(--color-border); border-top: none; border-radius: 0 0 var(--radius-lg) var(--radius-lg); box-shadow: var(--shadow-lg); z-index: 100; max-height: 320px; overflow-y: auto; }
.search-ac-item { display: flex; align-items: center; gap: 12px; padding: 12px 16px; text-decoration: none; color: var(--text-primary); border-bottom: 1px solid var(--border-subtle); transition: background 0.1s var(--ease); }
.search-ac-item:last-child { border-bottom: none; }
.search-ac-item:hover { background: var(--bg-200); }
.search-ac-type { font-size: 0.65rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.04em; color: var(--accent); background: var(--bg-200); padding: 3px 8px; border-radius: var(--radius-xs); flex-shrink: 0; min-width: 64px; text-align: center; }
.search-ac-label { font-size: 0.85rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* ─── 39. SORTABLE COLUMNS ───────────────────────────────────────────────── */
th[data-sort] { position: relative; padding-right: 22px !important; cursor: pointer; user-select: none; }
th[data-sort]::after { content: '⇅'; position: absolute; right: 6px; top: 50%; transform: translateY(-50%); font-size: 0.65rem; color: var(--text-tertiary); opacity: 0.4; transition: opacity 0.15s; }
th[data-sort]:hover { color: var(--accent); }
th[data-sort]:hover::after { opacity: 1; color: var(--accent); }
th.sort-asc::after { content: '↑'; opacity: 1; color: var(--accent); }
th.sort-desc::after { content: '↓'; opacity: 1; color: var(--accent); }

/* ─── 40. DApp CARDS ─────────────────────────────────────────────────────── */
.dapp-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 12px; }
.dapp-card { display: flex; align-items: center; gap: 14px; padding: 18px 20px; background: var(--bg-card); border: 1px solid var(--color-border); border-radius: var(--radius-lg); text-decoration: none; color: var(--text-primary); transition: all 0.25s var(--ease); }
.dapp-card:hover { border-color: var(--accent); box-shadow: var(--shadow-hover); transform: translateY(-3px); }
.dapp-card:hover .dapp-icon { transform: scale(1.1); }
.dapp-icon { font-size: 1.5rem; flex-shrink: 0; width: 44px; height: 44px; display: flex; align-items: center; justify-content: center; background: var(--bg-200); border-radius: var(--radius); transition: transform 0.25s var(--ease-bounce); }
.dapp-info { flex: 1; min-width: 0; }
.dapp-name { font-weight: 600; font-size: 0.9rem; margin-bottom: 3px; }
.dapp-desc { font-size: 0.78rem; color: var(--text-tertiary); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.dapp-external { color: var(--text-tertiary); font-size: 1.1rem; flex-shrink: 0; transition: transform 0.2s; }
.dapp-card:hover .dapp-external { transform: translate(2px, -2px); }

/* ─── 41. CONTRACT READ/WRITE ────────────────────────────────────────────── */
.rw-card { border: 1px solid var(--color-border); border-radius: var(--radius); margin-bottom: 8px; overflow: hidden; }
.rw-card-header { display: flex; align-items: center; justify-content: space-between; padding: 10px 14px; background: var(--bg-surface); }
.rw-fn-name { font-family: var(--font-mono); font-size: 0.85rem; font-weight: 600; color: var(--accent); }
.rw-result { padding: 10px 14px; font-family: var(--font-mono); font-size: 0.8rem; color: var(--text-secondary); word-break: break-all; max-height: 80px; overflow-y: auto; background: var(--bg-card); }
.rw-input { font-family: var(--font-mono); }

/* ─── 42. HERO SHORTCUTS ─────────────────────────────────────────────────── */
.hero-shortcuts { margin-top: 16px; font-size: 0.82rem; color: rgba(255,255,255,0.85); }
.hero-shortcuts kbd { display: inline-block; padding: 2px 7px; border: 1px solid rgba(255,255,255,0.35); border-radius: 4px; font-family: var(--font-mono); font-size: 0.72rem; background: rgba(255,255,255,0.15); color: #fff; box-shadow: 0 1px 2px rgba(0,0,0,0.15); }
.hero-shortcuts a { color: #fff; text-decoration: none; font-weight: 500; border-bottom: 1px solid rgba(255,255,255,0.4); padding-bottom: 1px; transition: border-color 0.15s; }
.hero-shortcuts a:hover { border-bottom-color: #fff; }

/* ─── 43. FOCUS & INTERACTION ────────────────────────────────────────────── */
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 2px; }
input:focus-visible, button:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }

.td-time { white-space: nowrap; color: var(--text-tertiary); font-size: 0.8rem; }
.td-right { text-align: right; }
.td-mono { font-family: var(--font-mono); }

/* ─── 44. HOME STAT CARDS ────────────────────────────────────────────────── */
.home-stats-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-bottom: 28px; }
.home-stat-card { display: flex; align-items: center; gap: 16px; background: var(--bg-card); border: 1px solid var(--color-border); border-radius: var(--radius-lg); padding: 20px; transition: all 0.25s var(--ease); box-shadow: var(--shadow-card); }
.home-stat-card:hover { box-shadow: var(--shadow-hover); border-color: var(--bg-300); transform: translateY(-2px); }
.home-stat-icon { width: 48px; height: 48px; border-radius: var(--radius); display: flex; align-items: center; justify-content: center; flex-shrink: 0; transition: transform 0.25s var(--ease-bounce); }
.home-stat-card:hover .home-stat-icon { transform: scale(1.1); }
.home-stat-icon svg { width: 24px; height: 24px; }
.home-stat-content { flex: 1; min-width: 0; }
.home-stat-label { font-size: 0.72rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.5px; color: var(--text-tertiary); margin-bottom: 4px; }
.home-stat-value { font-size: 1.15rem; font-weight: 700; color: var(--text-primary); letter-spacing: -0.01em; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

@media (max-width: 1024px) { .home-stats-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px) { .home-stats-grid { grid-template-columns: 1fr; } }

/* ─── 45. STAGGERED REVEAL ───────────────────────────────────────────────── */
.anim-reveal { opacity: 0; animation: revealUp 0.4s var(--ease) forwards; animation-delay: calc(var(--d, 0) * 60ms); }
@keyframes revealUp { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: translateY(0); } }

/* ─── 46. SMALL BUTTON VARIANT ───────────────────────────────────────────── */
.btn-sm { font-size: 0.78rem; padding: 6px 12px; gap: 4px; }
.btn-sm svg { width: 14px; height: 14px; }

/* ─── 47. GAS TRACKER INPUTS ─────────────────────────────────────────────── */
.gas-input { border: 1px solid var(--color-border); border-radius: var(--radius); padding: 8px 12px; font-size: 0.85rem; background: var(--bg-card); color: var(--text-primary); font-family: var(--font-mono); transition: border-color 0.15s, box-shadow 0.15s; outline: none; }
.gas-input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(125,255,155,0.12); }

/* ─── 48. GAS TIER CARDS ─────────────────────────────────────────────────── */
.gas-tier-card { background: var(--bg-card); border: 1px solid var(--color-border); border-radius: var(--radius-lg); padding: 24px; text-align: center; transition: all 0.25s var(--ease); position: relative; overflow: hidden; }
.gas-tier-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: var(--tier-color, var(--accent)); }
.gas-tier-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-3px); border-color: var(--tier-color, var(--accent)); }
.gas-tier-badge { display: inline-flex; padding: 3px 12px; border-radius: var(--radius-pill); font-size: 0.72rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 8px; }
.gas-tier-label { font-size: 0.72rem; color: var(--text-tertiary); margin-bottom: 12px; }
.gas-tier-value { font-size: 2rem; font-weight: 800; color: var(--text-primary); letter-spacing: -0.02em; line-height: 1; }
.gas-tier-unit { font-size: 0.8rem; color: var(--text-tertiary); font-weight: 500; margin-top: 4px; }
.gas-tier-sub { font-size: 0.75rem; color: var(--text-secondary); margin-top: 12px; padding-top: 12px; border-top: 1px solid var(--border-subtle); }

/* ─── 49. DAPP CATEGORY TITLE ────────────────────────────────────────────── */
.dapp-category-title { font-size: 0.78rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.06em; color: var(--text-tertiary); margin-bottom: 12px; display: flex; align-items: center; gap: 12px; }
.dapp-category-title::after { content: ''; flex: 1; height: 1px; background: var(--color-border); }

/* ── Polish pass: skeletons, focus, empty states ──────────────────────── */
:focus-visible { outline: 2px solid var(--accent, #7dff9b); outline-offset: 2px; border-radius: 4px; }

.skeleton-row td, .skeleton-line {
    position: relative; overflow: hidden;
    background: rgba(127, 127, 127, 0.08);
    border-radius: 4px; color: transparent !important;
}
.skeleton-line { display: block; height: 0.9em; margin: 0.35em 0; }
.skeleton-row td::after, .skeleton-line::after {
    content: ''; position: absolute; inset: 0;
    background: linear-gradient(90deg, transparent, rgba(127,255,155,0.10), transparent);
    animation: shimmer 1.4s infinite;
}
@keyframes shimmer { 0% { transform: translateX(-100%); } 100% { transform: translateX(100%); } }
@media (prefers-reduced-motion: reduce) {
    .skeleton-row td::after, .skeleton-line::after { animation: none; }
}

.table-empty { padding: 36px 16px; }
.table-empty .empty-mark { width: 34px; height: 34px; margin: 0 auto 10px; opacity: 0.35; display: block; }

.search-box:focus-within { box-shadow: 0 0 0 2px rgba(125, 255, 155, 0.5), 0 6px 24px rgba(0,0,0,0.25); }

.stat-card { transition: transform 0.18s ease, border-color 0.18s ease; }
.stat-card:hover { transform: translateY(-2px); border-color: rgba(125, 255, 155, 0.35); }

tbody tr { transition: background 0.12s ease; }