/* ═══════════════════════════════════════════════════════════
   TRINITY NEXUS AI® — SOVEREIGN DESIGN SYSTEM v9.0.8
   @DESIGN @ARCHITECT — Premium Glassmorphic Dark Interface
   ═══════════════════════════════════════════════════════════ */

/* ─── DESIGN TOKENS ─────────────────────────────────────── */
:root {
    /* Background */
    --bg-void:        #05060c;
    --bg-dark:        #07090f;
    --bg-surface:     rgba(11, 16, 28, 0.55);
    --bg-card:        rgba(12, 17, 30, 0.50);
    --bg-card-agent:  rgba(14, 10, 28, 0.55);
    --bg-terminal:    rgba(7, 10, 18, 0.9);

    /* Borders */
    --border-subtle:  rgba(255, 255, 255, 0.04);
    --border-card:    rgba(255, 255, 255, 0.06);
    --border-hover:   rgba(0, 255, 204, 0.35);
    --border-agent:   rgba(112, 0, 255, 0.25);
    --border-agent-h: rgba(180, 50, 255, 0.5);

    /* Palette */
    --accent:         #00ffcc;
    --accent-dim:     rgba(0, 255, 204, 0.12);
    --accent-glow:    rgba(0, 255, 204, 0.25);
    --purple:         #7000ff;
    --purple-mid:     #9b30ff;
    --blue:           #0077ff;
    --blue-bright:    #00b4ff;
    --red-alert:      #ff3d6b;
    --orange-warn:    #ffaa00;

    /* Text */
    --text-primary:   #edf1fa;
    --text-secondary: #7a8ba3;
    --text-muted:     rgba(255, 255, 255, 0.2);
    --text-terminal:  #a0ffcc;
    --text-prompt:    #00ffcc;
    --text-path:      #7090ff;

    /* Typography */
    --font-main:   'Outfit', sans-serif;
    --font-mono:   'JetBrains Mono', monospace;

    /* Transitions */
    --ease-out:    cubic-bezier(0.16, 1, 0.3, 1);
    --t-fast:      0.2s var(--ease-out);
    --t-smooth:    0.4s var(--ease-out);
    --t-slow:      0.7s var(--ease-out);

    /* Radii */
    --r-sm:  10px;
    --r-md:  16px;
    --r-lg:  22px;
    --r-xl:  30px;
}

/* ─── RESET ──────────────────────────────────────────────── */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html { scroll-behavior: smooth; }

body {
    background-color: var(--bg-void);
    color: var(--text-primary);
    font-family: var(--font-main);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
    position: relative;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a { text-decoration: none; color: inherit; }

/* ─── CANVAS (Particles) ─────────────────────────────────── */
#particle-canvas {
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    z-index: 0;
    pointer-events: none;
    opacity: 0.4;
}

/* ─── AMBIENT LAYERS ─────────────────────────────────────── */
.grid-overlay {
    position: fixed;
    inset: 0;
    background-image:
        linear-gradient(rgba(255,255,255,0.012) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.012) 1px, transparent 1px);
    background-size: 48px 48px;
    pointer-events: none;
    z-index: 1;
    animation: gridShift 60s linear infinite;
}

@keyframes gridShift {
    0%   { background-position: 0 0, 0 0; }
    100% { background-position: 48px 48px, 48px 48px; }
}

.glow-orb {
    position: fixed;
    border-radius: 50%;
    pointer-events: none;
    z-index: 0;
    animation: orbFloat 20s ease-in-out infinite alternate;
}

.glow-1 {
    width: 700px; height: 700px;
    top: -200px; right: -200px;
    background: radial-gradient(circle, rgba(0,255,204,0.08) 0%, rgba(112,0,255,0.05) 60%, transparent 80%);
    filter: blur(80px);
}

.glow-2 {
    width: 800px; height: 800px;
    bottom: -300px; left: -300px;
    background: radial-gradient(circle, rgba(0,119,255,0.07) 0%, rgba(112,0,255,0.05) 60%, transparent 80%);
    filter: blur(100px);
    animation-delay: -10s;
}

.glow-3 {
    width: 400px; height: 400px;
    top: 40%; left: 40%;
    transform: translate(-50%, -50%);
    background: radial-gradient(circle, rgba(112,0,255,0.04) 0%, transparent 70%);
    filter: blur(60px);
    animation-delay: -5s;
}

@keyframes orbFloat {
    0%   { transform: translate(0, 0) scale(1); }
    100% { transform: translate(30px, 20px) scale(1.05); }
}

/* ─── NAVBAR ─────────────────────────────────────────────── */
.navbar {
    position: sticky;
    top: 0;
    z-index: 100;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 40px;
    height: 64px;
    background: rgba(5, 6, 12, 0.75);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid var(--border-subtle);
}

/* Logo */
.logo-area {
    display: flex;
    align-items: center;
    gap: 14px;
    cursor: pointer;
    outline: none;
}

.logo-emblem {
    position: relative;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.emblem-ring {
    position: absolute;
    border-radius: 50%;
    border: 1px solid rgba(0, 255, 204, 0.3);
    animation: ringPulse 3s ease-in-out infinite;
}

.ring-1 { width: 36px; height: 36px; animation-delay: 0s; }
.ring-2 { width: 26px; height: 26px; animation-delay: -1.5s; border-color: rgba(112, 0, 255, 0.4); }

@keyframes ringPulse {
    0%, 100% { opacity: 0.3; transform: scale(1); }
    50% { opacity: 0.9; transform: scale(1.08); }
}

.emblem-core {
    font-size: 16px;
    z-index: 2;
    filter: drop-shadow(0 0 8px var(--accent));
    animation: coreGlow 2s ease-in-out infinite alternate;
}

@keyframes coreGlow {
    from { filter: drop-shadow(0 0 4px var(--accent)); }
    to   { filter: drop-shadow(0 0 16px var(--accent)) drop-shadow(0 0 30px var(--purple)); }
}

.logo-text-block {
    display: flex;
    flex-direction: column;
    gap: 1px;
}

.logo-text {
    font-weight: 800;
    font-size: 18px;
    letter-spacing: 1.5px;
    line-height: 1;
}

.accent-text { color: var(--accent); }

.logo-sub {
    font-size: 8px;
    letter-spacing: 2px;
    color: var(--text-secondary);
    font-weight: 600;
    font-family: var(--font-mono);
}

/* Nav Links */
.navbar-center {
    display: flex;
    gap: 4px;
}

.nav-link {
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.5px;
    color: var(--text-secondary);
    padding: 6px 14px;
    border-radius: var(--r-sm);
    transition: var(--t-fast);
    position: relative;
}

.nav-link:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.05);
}

/* Status Pill */
.system-status-pill {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-subtle);
    padding: 6px 14px;
    border-radius: 20px;
    backdrop-filter: blur(10px);
    transition: var(--t-smooth);
}

.system-status-pill.all-online {
    border-color: rgba(0, 255, 204, 0.15);
    background: rgba(0, 255, 204, 0.04);
}

.system-status-pill.has-degraded {
    border-color: rgba(255, 170, 0, 0.2);
    background: rgba(255, 170, 0, 0.04);
}

.status-dot {
    width: 6px; height: 6px;
    border-radius: 50%;
    background: var(--text-secondary);
    transition: var(--t-smooth);
}

.status-dot.online  { background: var(--accent); box-shadow: 0 0 8px var(--accent); animation: dotPulse 2s infinite; }
.status-dot.degraded { background: var(--orange-warn); box-shadow: 0 0 8px var(--orange-warn); animation: dotPulse 1s infinite; }
.status-dot.offline  { background: var(--red-alert); box-shadow: 0 0 8px var(--red-alert); }

@keyframes dotPulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

.status-label {
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 1.5px;
    color: var(--text-secondary);
    font-family: var(--font-mono);
}

.status-version {
    font-size: 9px;
    color: var(--text-muted);
    font-family: var(--font-mono);
    border-left: 1px solid var(--border-subtle);
    padding-left: 8px;
    margin-left: 4px;
}

/* ─── MAIN CONTENT ───────────────────────────────────────── */
.main-content {
    position: relative;
    z-index: 10;
    max-width: 1240px;
    width: 100%;
    margin: 0 auto;
    padding: 60px 40px 80px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    gap: 64px;
}

/* ─── HERO ───────────────────────────────────────────────── */
.hero {
    text-align: center;
    max-width: 860px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 24px;
    animation: heroEntrance 1s var(--ease-out) both;
}

@keyframes heroEntrance {
    from { opacity: 0; transform: translateY(30px); }
    to   { opacity: 1; transform: translateY(0); }
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(0, 255, 204, 0.06);
    border: 1px solid rgba(0, 255, 204, 0.15);
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 1px;
    color: var(--accent);
    font-family: var(--font-mono);
}

.badge-dot {
    width: 5px; height: 5px;
    border-radius: 50%;
    background: var(--accent);
    box-shadow: 0 0 6px var(--accent);
    animation: dotPulse 1.5s infinite;
}

.hero-title {
    font-size: 68px;
    font-weight: 900;
    line-height: 1.0;
    letter-spacing: -2px;
    margin-bottom: 0;
}

.gradient-text {
    background: linear-gradient(100deg,
        var(--accent) 0%,
        var(--blue-bright) 35%,
        var(--purple-mid) 70%,
        var(--accent) 100%);
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradientFlow 4s linear infinite;
}

@keyframes gradientFlow {
    from { background-position: 0% center; }
    to   { background-position: 200% center; }
}

.hero-subtitle {
    font-size: 18px;
    color: var(--text-secondary);
    line-height: 1.7;
    font-weight: 300;
    max-width: 680px;
}

.hero-subtitle strong {
    color: var(--text-primary);
    font-weight: 600;
}

/* Hero Stats */
.hero-stats {
    display: flex;
    align-items: center;
    gap: 0;
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--border-subtle);
    border-radius: var(--r-lg);
    padding: 0;
    overflow: hidden;
    backdrop-filter: blur(10px);
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
    padding: 16px 28px;
}

.stat-value {
    font-size: 24px;
    font-weight: 800;
    color: var(--text-primary);
    font-family: var(--font-mono);
    background: linear-gradient(135deg, var(--accent), var(--blue-bright));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 10px;
    letter-spacing: 1.5px;
    color: var(--text-secondary);
    font-weight: 600;
    text-transform: uppercase;
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: var(--border-subtle);
}

/* ─── PULSE BAR ──────────────────────────────────────────── */
.pulse-bar {
    height: 2px;
    background: rgba(255,255,255,0.04);
    border-radius: 2px;
    overflow: hidden;
}

.pulse-bar-inner {
    height: 100%;
    width: 30%;
    background: linear-gradient(90deg, transparent, var(--accent), var(--blue-bright), transparent);
    animation: scanPulse 2.5s ease-in-out infinite;
}

@keyframes scanPulse {
    0%   { transform: translateX(-150%); }
    100% { transform: translateX(450%); }
}

/* ─── SECTION HEADERS ────────────────────────────────────── */
.service-section {
    display: flex;
    flex-direction: column;
    gap: 28px;
    animation: sectionEntrance 0.8s var(--ease-out) both;
}

.service-section:nth-child(3) { animation-delay: 0.1s; }
.service-section:nth-child(4) { animation-delay: 0.25s; }
.service-section:nth-child(5) { animation-delay: 0.4s; }

@keyframes sectionEntrance {
    from { opacity: 0; transform: translateY(20px); }
    to   { opacity: 1; transform: translateY(0); }
}

.section-header {
    display: flex;
    align-items: baseline;
    gap: 16px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border-subtle);
}

.section-title {
    font-size: 15px;
    font-weight: 700;
    letter-spacing: 1px;
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--text-primary);
}

.section-tag {
    font-family: var(--font-mono);
    font-size: 9px;
    font-weight: 700;
    letter-spacing: 2px;
    padding: 3px 10px;
    border-radius: 4px;
    background: rgba(0, 255, 204, 0.1);
    border: 1px solid rgba(0, 255, 204, 0.2);
    color: var(--accent);
}

.agent-tag {
    background: rgba(112, 0, 255, 0.1);
    border-color: rgba(112, 0, 255, 0.25);
    color: var(--purple-mid);
}

.sys-tag {
    background: rgba(0, 119, 255, 0.1);
    border-color: rgba(0, 119, 255, 0.25);
    color: var(--blue-bright);
}

.section-desc {
    font-size: 12px;
    color: var(--text-secondary);
    font-family: var(--font-mono);
    margin-left: auto;
}

/* ─── ROUTER GRID ────────────────────────────────────────── */
.router-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.agent-grid {
    grid-template-columns: repeat(4, 1fr);
}

/* ─── CARDS ──────────────────────────────────────────────── */
.router-card {
    position: relative;
    background: var(--bg-card);
    border: 1px solid var(--border-card);
    border-radius: var(--r-lg);
    padding: 26px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    backdrop-filter: blur(16px) saturate(160%);
    -webkit-backdrop-filter: blur(16px) saturate(160%);
    transition: var(--t-smooth);
    box-shadow: 0 4px 24px rgba(0,0,0,0.25);
    overflow: hidden;
    cursor: pointer;
    height: 260px;
}

.card-agent {
    background: var(--bg-card-agent);
    border-color: var(--border-agent);
}

/* Radial glow on hover */
.card-glow {
    position: absolute;
    inset: 0;
    background: radial-gradient(
        600px circle at var(--mouse-x, 50%) var(--mouse-y, 50%),
        rgba(0, 255, 204, 0.07),
        transparent 40%
    );
    opacity: 0;
    transition: opacity 0.5s ease;
    pointer-events: none;
    z-index: 1;
}

.card-agent .card-glow {
    background: radial-gradient(
        600px circle at var(--mouse-x, 50%) var(--mouse-y, 50%),
        rgba(155, 48, 255, 0.09),
        transparent 40%
    );
}

.router-card:hover .card-glow { opacity: 1; }

/* Top shimmer */
.router-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(0,255,204,0.3), transparent);
    opacity: 0;
    transition: var(--t-smooth);
}

.card-agent::before {
    background: linear-gradient(90deg, transparent, rgba(112,0,255,0.4), transparent);
}

.router-card:hover::before { opacity: 1; }

.router-card:hover {
    transform: translateY(-6px) scale(1.01);
    border-color: var(--border-hover);
    box-shadow: 0 16px 48px rgba(0, 255, 204, 0.08), 0 4px 16px rgba(0,0,0,0.4);
}

.card-agent:hover {
    border-color: var(--border-agent-h);
    box-shadow: 0 16px 48px rgba(112, 0, 255, 0.1), 0 4px 16px rgba(0,0,0,0.4);
}

/* Card Top Row */
.card-top {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    z-index: 2;
}

.card-icon-wrap {
    width: 44px; height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 255, 204, 0.07);
    border: 1px solid rgba(0, 255, 204, 0.12);
    border-radius: var(--r-sm);
    transition: var(--t-smooth);
}

.agent-icon {
    background: rgba(112, 0, 255, 0.08);
    border-color: rgba(112, 0, 255, 0.18);
}

.router-card:hover .card-icon-wrap {
    background: rgba(0, 255, 204, 0.12);
    border-color: rgba(0, 255, 204, 0.25);
    transform: rotate(-5deg) scale(1.1);
}

.card-agent:hover .card-icon-wrap {
    background: rgba(112, 0, 255, 0.15);
    border-color: rgba(155, 48, 255, 0.35);
}

.card-svg-icon {
    width: 20px; height: 20px;
    color: var(--accent);
    stroke: var(--accent);
}

.agent-icon .card-svg-icon {
    color: var(--purple-mid);
    stroke: var(--purple-mid);
}

/* Badge */
.card-badge {
    display: flex;
    align-items: center;
    gap: 5px;
    font-size: 9px;
    font-weight: 700;
    letter-spacing: 1px;
    font-family: var(--font-mono);
    padding: 4px 10px;
    border-radius: 10px;
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--border-subtle);
    transition: var(--t-smooth);
    z-index: 2;
}

.card-badge.badge-online {
    background: rgba(0,255,204,0.07);
    border-color: rgba(0,255,204,0.2);
    color: var(--accent);
}

.card-badge.badge-degraded {
    background: rgba(255,170,0,0.07);
    border-color: rgba(255,170,0,0.25);
    color: var(--orange-warn);
}

.card-badge.badge-offline {
    background: rgba(255,61,107,0.07);
    border-color: rgba(255,61,107,0.2);
    color: var(--red-alert);
}

.badge-indicator {
    width: 5px; height: 5px;
    border-radius: 50%;
    background: var(--text-secondary);
}

.badge-online .badge-indicator  { background: var(--accent); box-shadow: 0 0 6px var(--accent); animation: dotPulse 2s infinite; }
.badge-degraded .badge-indicator { background: var(--orange-warn); box-shadow: 0 0 6px var(--orange-warn); animation: dotPulse 1s infinite; }
.badge-offline .badge-indicator  { background: var(--red-alert); }

/* Card Body */
.card-body {
    flex: 1;
    z-index: 2;
}

.card-title {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 8px;
    letter-spacing: -0.3px;
    transition: var(--t-fast);
}

.router-card:hover .card-title { color: var(--accent); }
.card-agent:hover .card-title  { color: var(--purple-mid); }

.card-description {
    font-size: 12.5px;
    color: var(--text-secondary);
    line-height: 1.6;
    font-weight: 300;
}

/* Card Footer */
.card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 2;
    border-top: 1px solid var(--border-subtle);
    padding-top: 14px;
}

.card-port {
    font-family: var(--font-mono);
    font-size: 11px;
    font-weight: 600;
    color: var(--text-secondary);
    letter-spacing: 0.5px;
}

.card-arrow {
    width: 28px; height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(255,255,255,0.04);
    border: 1px solid var(--border-subtle);
    transition: var(--t-smooth);
    color: var(--text-secondary);
}

.card-arrow svg { width: 14px; height: 14px; }

.router-card:hover .card-arrow {
    background: rgba(0,255,204,0.1);
    border-color: rgba(0,255,204,0.3);
    color: var(--accent);
    transform: translateX(3px);
}

.card-agent:hover .card-arrow {
    background: rgba(112,0,255,0.1);
    border-color: rgba(155,48,255,0.35);
    color: var(--purple-mid);
}

/* ─── TERMINAL BLOCK ─────────────────────────────────────── */
.terminal-section { display: flex; flex-direction: column; gap: 28px; }

.terminal-block {
    background: var(--bg-terminal);
    border: 1px solid rgba(0,255,204,0.08);
    border-radius: var(--r-lg);
    overflow: hidden;
    box-shadow: 0 0 0 1px rgba(0,0,0,0.3), 0 20px 60px rgba(0,0,0,0.5);
}

.terminal-bar {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 20px;
    background: rgba(255,255,255,0.02);
    border-bottom: 1px solid rgba(0,255,204,0.06);
}

.terminal-dots {
    display: flex;
    gap: 6px;
}

.terminal-dots span {
    width: 10px; height: 10px;
    border-radius: 50%;
}

.terminal-dots span:nth-child(1) { background: #ff5f57; }
.terminal-dots span:nth-child(2) { background: #febc2e; }
.terminal-dots span:nth-child(3) { background: #28c840; }

.terminal-title-text {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--text-secondary);
    letter-spacing: 1px;
    flex: 1;
    text-align: center;
}

.terminal-ts {
    font-family: var(--font-mono);
    font-size: 10px;
    color: var(--text-muted);
}

.terminal-body {
    padding: 24px 28px;
    display: flex;
    flex-direction: column;
    gap: 6px;
    min-height: 200px;
}

.terminal-line {
    font-family: var(--font-mono);
    font-size: 12px;
    line-height: 1.6;
    color: var(--text-terminal);
}

.t-prompt { color: var(--text-prompt); }
.t-sep    { color: var(--text-secondary); }
.t-path   { color: var(--text-path); }
.t-cmd    { color: var(--text-primary); }
.t-output { color: rgba(160, 255, 204, 0.7); padding-left: 16px; }
.t-success { color: var(--accent); }
.t-accent  { color: var(--blue-bright); }
.t-warn    { color: var(--orange-warn); }
.t-error   { color: var(--red-alert); }
.t-dim     { color: var(--text-secondary); }
.t-blink   { color: var(--accent); animation: blink 1s step-end infinite; }

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0; }
}

/* ─── FOOTER ─────────────────────────────────────────────── */
.footer {
    position: relative;
    z-index: 10;
    padding: 32px 40px 24px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
}

.footer-left {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.footer-logo {
    font-size: 13px;
    font-weight: 800;
    letter-spacing: 2px;
    color: var(--text-primary);
}

.footer-version {
    font-size: 9px;
    font-family: var(--font-mono);
    color: var(--text-muted);
    letter-spacing: 1.5px;
}

.footer-center {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.footer-nexus-id {
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 1px;
}

.footer-hash-value {
    color: rgba(0, 255, 204, 0.5);
}

.footer-right {
    font-size: 11px;
    color: var(--text-secondary);
    text-align: right;
}

.footer-copy { color: var(--text-secondary); font-size: 11px; }

.footer-divider {
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border-subtle), transparent);
}

.footer-hash {
    font-size: 10px;
    font-family: var(--font-mono);
    color: var(--text-muted);
    text-align: center;
    letter-spacing: 0.5px;
}

/* ─── RESPONSIVE ─────────────────────────────────────────── */
@media (max-width: 1100px) {
    .router-grid  { grid-template-columns: repeat(2, 1fr); }
    .agent-grid   { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .navbar        { padding: 0 20px; }
    .navbar-center { display: none; }
    .main-content  { padding: 40px 20px 60px; gap: 48px; }
    .hero-title    { font-size: 44px; letter-spacing: -1px; }
    .hero-subtitle { font-size: 15px; }
    .hero-stats    { flex-wrap: wrap; }
    .stat-item     { padding: 12px 18px; }
    .router-grid   { grid-template-columns: 1fr; }
    .agent-grid    { grid-template-columns: 1fr; }
    .router-card   { height: auto; min-height: 220px; }
    .section-desc  { display: none; }
    .footer-inner  { flex-direction: column; text-align: center; }
    .footer-right  { text-align: center; }
}

@media (max-width: 480px) {
    .hero-title { font-size: 34px; }
    .hero-badge { font-size: 9px; }
    .logo-sub   { display: none; }
}