diff --git a/app/auth/page.tsx b/app/auth/page.tsx
index aa9aa79..e4babb6 100644
--- a/app/auth/page.tsx
+++ b/app/auth/page.tsx
@@ -50,7 +50,6 @@ export default function AuthPage() {
 		setStatus("checking");
 
 		try {
-			// Step 1: verify password → get WebAuthn challenge
 			const loginRes = await fetch("/api/auth/login", {
 				method: "POST",
 				headers: { "Content-Type": "application/json" },
@@ -65,7 +64,6 @@ export default function AuthPage() {
 
 			const { session_id, challenge } = await loginRes.json();
 
-			// Step 2: prompt YubiKey tap
 			setStatus("waiting_yubikey");
 			const opts = challenge.publicKey;
 			opts.challenge = b64uToBuf(opts.challenge);
@@ -94,7 +92,6 @@ export default function AuthPage() {
 				return;
 			}
 
-			// Step 3: verify assertion → set cookie
 			setStatus("verifying");
 			const assertion = cred.response as AuthenticatorAssertionResponse;
 
@@ -140,23 +137,21 @@ export default function AuthPage() {
 	const busy = status !== "idle";
 
 	return (
-		<main className="h-full bg-gray-100 flex items-center justify-center">
-			<div className="bg-white border border-gray-300 rounded-2xl md:p-12 p-8 w-full m-[10px] md:max-w-md shadow-sm">
-				{/* Header */}
+		<main className="h-full bg-primary flex items-center justify-center">
+			<div className="bg-primary border border-secondary rounded-2xl md:p-12 p-8 w-full m-[10px] md:max-w-md">
 				<div className="mb-8">
-					<p className="text-[11px] tracking-widest text-blue-500 uppercase mb-2">
+					<p className="text-[11px] tracking-widest text-blue uppercase mb-2">
 						dell-xps-nixos-serv
 					</p>
-					<h1 className="text-[28px] font-normal text-gray-900 tracking-tight mb-1.5">
+					<h1 className="text-[28px] font-normal text-foreground tracking-tight mb-1.5" style={{ lineHeight: "normal" }}>
 						Login
 					</h1>
-					<p className="text-sm text-gray-400">Enter system credentials</p>
+					<p className="text-sm text-foreground-sec" style={{ fontSize: "14px", lineHeight: "normal" }}>Enter system credentials</p>
 				</div>
 
 				<form onSubmit={handleLogin}>
-					{/* Username */}
 					<div className="mb-4">
-						<label className="block text-[11px] tracking-wider text-gray-400 uppercase mb-1.5">
+						<label className="block text-[11px] tracking-wider text-foreground-sec uppercase mb-1.5">
 							Username
 						</label>
 						<input
@@ -166,13 +161,12 @@ export default function AuthPage() {
 							required
 							disabled={busy}
 							autoComplete="username"
-							className="w-full px-3.5 py-2.5 border border-gray-200 rounded-xl text-sm text-gray-900 bg-gray-50 outline-none focus:border-blue-300 focus:ring-2 focus:ring-blue-50 transition-colors"
+							className="w-full px-3.5 py-2.5 border border-secondary rounded-xl text-sm text-foreground bg-secondary/50 outline-none focus:border-blue/50 transition-colors"
 						/>
 					</div>
 
-					{/* Password */}
 					<div className="mb-6">
-						<label className="block text-[11px] tracking-wider text-gray-400 uppercase mb-1.5">
+						<label className="block text-[11px] tracking-wider text-foreground-sec uppercase mb-1.5">
 							Password
 						</label>
 						<input
@@ -182,30 +176,27 @@ export default function AuthPage() {
 							required
 							disabled={busy}
 							autoComplete="current-password"
-							className="w-full px-3.5 py-2.5 border border-gray-200 rounded-xl text-sm text-gray-900 bg-gray-50 outline-none focus:border-blue-300 focus:ring-2 focus:ring-blue-50 transition-colors"
+							className="w-full px-3.5 py-2.5 border border-secondary rounded-xl text-sm text-foreground bg-secondary/50 outline-none focus:border-blue/50 transition-colors"
 						/>
 					</div>
 
-					{/* YubiKey cue */}
 					{status === "waiting_yubikey" && (
-						<p className="text-sm text-blue-500 mb-4 text-center animate-pulse">
+						<p className="text-sm text-blue mb-4 text-center animate-pulse" style={{ fontSize: "14px" }}>
 							Touch your YubiKey…
 						</p>
 					)}
 
-					{/* Error */}
 					{error && (
 						<p className="text-[13px] text-red-400 mb-4">{error}</p>
 					)}
 
-					{/* Submit */}
 					<button
 						type="submit"
 						disabled={busy}
-						className={`w-full py-2.5 rounded-xl text-md border border-blue-600 shadow-sm text-white font-[600] tracking-wide transition-colors ${
+						className={`w-full py-2.5 rounded-xl text-md border border-blue/30 text-white font-[600] tracking-wide transition-colors ${
 							busy
-								? "bg-blue-200 cursor-not-allowed"
-								: "bg-blue-500 hover:bg-blue-400 cursor-pointer"
+								? "bg-blue/40 cursor-not-allowed"
+								: "bg-blue hover:bg-blue/80 cursor-pointer"
 						}`}
 					>
 						{status === "idle" && "Sign in"}
diff --git a/app/components/DevConsole.tsx b/app/components/DevConsole.tsx
index fedc75a..743168f 100644
--- a/app/components/DevConsole.tsx
+++ b/app/components/DevConsole.tsx
@@ -32,12 +32,12 @@ function tryPretty(text: string): string {
 
 function methodBg(method: string): string {
 	switch (method) {
-		case "GET": return "#2563eb";
-		case "POST": return "#16a34a";
-		case "PUT": return "#d97706";
+		case "GET": return "#428ce2";
+		case "POST": return "#5dd776";
+		case "PUT": return "#f59e0b";
 		case "PATCH": return "#7c3aed";
-		case "DELETE": return "#dc2626";
-		default: return "#6b7280";
+		case "DELETE": return "#ef4444";
+		default: return "#7b899a";
 	}
 }
 
@@ -124,8 +124,8 @@ export default function DevConsole({
 				zIndex: 50,
 				display: "flex",
 				flexDirection: "column",
-				background: "#ffffff",
-				borderLeft: "1px solid #e5e7eb",
+				background: "var(--color-primary)",
+				borderLeft: "1px solid var(--color-secondary)",
 				boxShadow: "-4px 0 24px rgba(0,0,0,0.06)",
 				transform: open ? "translateX(0)" : "translateX(100%)",
 				transition: "transform 280ms cubic-bezier(0.4,0,0.2,1)",
@@ -158,17 +158,17 @@ export default function DevConsole({
 				alignItems: "center",
 				gap: "8px",
 				padding: "10px 14px",
-				borderBottom: "1px solid #e5e7eb",
+				borderBottom: "1px solid var(--color-secondary)",
 				flexShrink: 0,
-				background: "#ffffff",
+				background: "var(--color-primary)",
 			}}>
-				<LuTerminal size={13} style={{ color: "#9ca3af" }} />
+				<LuTerminal size={13} style={{ color: "var(--color-foreground-sec)" }} />
 				<span style={{
 					fontSize: "0.65rem",
 					fontWeight: 700,
 					letterSpacing: "0.1em",
 					textTransform: "uppercase",
-					color: "#9ca3af",
+					color: "var(--color-foreground-sec)",
 				}}>
 					Dev Console
 				</span>
@@ -185,8 +185,8 @@ export default function DevConsole({
 								borderRadius: "6px",
 								border: "none",
 								cursor: "pointer",
-								background: activeTab === tab ? "#f3f4f6" : "transparent",
-								color: activeTab === tab ? "#111827" : "#9ca3af",
+								background: activeTab === tab ? "var(--color-secondary)" : "transparent",
+								color: activeTab === tab ? "var(--color-foreground)" : "var(--color-foreground-sec)",
 								textTransform: "capitalize",
 							}}
 						>
@@ -200,7 +200,7 @@ export default function DevConsole({
 							background: "transparent",
 							border: "none",
 							cursor: "pointer",
-							color: "#9ca3af",
+							color: "var(--color-foreground-sec)",
 							display: "flex",
 							alignItems: "center",
 							padding: "2px",
@@ -213,9 +213,9 @@ export default function DevConsole({
 
 			{/* Logs tab */}
 			{activeTab === "logs" && (
-				<div style={{ flex: 1, overflowY: "auto", fontFamily: "ui-monospace, 'Cascadia Code', monospace" }}>
+				<div style={{ flex: 1, overflowY: "auto", fontFamily: "inherit" }}>
 					{logs.length === 0 ? (
-						<div style={{ padding: "32px 16px", textAlign: "center", color: "#d1d5db", fontSize: "0.75rem" }}>
+						<div style={{ padding: "32px 16px", textAlign: "center", color: "var(--color-foreground-sec)", fontSize: "0.75rem" }}>
 							No requests captured yet
 						</div>
 					) : (
@@ -234,20 +234,20 @@ export default function DevConsole({
 			{/* Request tab */}
 			{activeTab === "request" && (
 				<div style={{ flex: 1, display: "flex", flexDirection: "column", overflow: "hidden" }}>
-					<div style={{ padding: "12px", borderBottom: "1px solid #e5e7eb", flexShrink: 0 }}>
+					<div style={{ padding: "12px", borderBottom: "1px solid var(--color-secondary)", flexShrink: 0 }}>
 						<div style={{ display: "flex", gap: "6px", marginBottom: "8px" }}>
 							<select
 								value={reqMethod}
 								onChange={(e) => setReqMethod(e.target.value)}
 								style={{
-									background: "#f9fafb",
-									border: "1px solid #e5e7eb",
+									background: "var(--color-secondary)",
+									border: "1px solid var(--color-secondary)",
 									borderRadius: "8px",
-									color: "#111827",
+									color: "var(--color-foreground)",
 									fontSize: "0.68rem",
 									padding: "5px 6px",
 									cursor: "pointer",
-									fontFamily: "ui-monospace, monospace",
+									fontFamily: "inherit",
 									outline: "none",
 								}}
 							>
@@ -262,13 +262,13 @@ export default function DevConsole({
 								placeholder="/api/power"
 								style={{
 									flex: 1,
-									background: "#f9fafb",
-									border: "1px solid #e5e7eb",
+									background: "var(--color-secondary)",
+									border: "1px solid var(--color-secondary)",
 									borderRadius: "8px",
-									color: "#111827",
+									color: "var(--color-foreground)",
 									fontSize: "0.68rem",
 									padding: "5px 8px",
-									fontFamily: "ui-monospace, monospace",
+									fontFamily: "inherit",
 									outline: "none",
 									minWidth: 0,
 								}}
@@ -277,7 +277,7 @@ export default function DevConsole({
 								onClick={sendRequest}
 								disabled={reqLoading}
 								style={{
-									background: "#2563eb",
+									background: "#428ce2",
 									border: "none",
 									borderRadius: "8px",
 									color: "white",
@@ -305,13 +305,13 @@ export default function DevConsole({
 								rows={4}
 								style={{
 									width: "100%",
-									background: "#f9fafb",
-									border: "1px solid #e5e7eb",
+									background: "var(--color-secondary)",
+									border: "1px solid var(--color-secondary)",
 									borderRadius: "8px",
-									color: "#111827",
+									color: "var(--color-foreground)",
 									fontSize: "0.68rem",
 									padding: "6px 8px",
-									fontFamily: "ui-monospace, monospace",
+									fontFamily: "inherit",
 									resize: "vertical",
 									outline: "none",
 									boxSizing: "border-box",
@@ -320,11 +320,11 @@ export default function DevConsole({
 							/>
 						)}
 
-						<div style={{ fontSize: "0.6rem", color: "#d1d5db" }}>
+						<div style={{ fontSize: "0.6rem", color: "var(--color-foreground-sec)" }}>
 							Bearer token attached via cookie ·{" "}
-							<span style={{ color: "#9ca3af" }}>use</span>{" "}
-							<code style={{ color: "#6b7280" }}>http://localhost:3001/path</code>{" "}
-							<span style={{ color: "#9ca3af" }}>to bypass Next.js proxy</span>
+							<span style={{ color: "var(--color-foreground-sec)" }}>use</span>{" "}
+							<code style={{ color: "var(--color-blue, #428ce2)" }}>http://localhost:3001/path</code>{" "}
+							<span style={{ color: "var(--color-foreground-sec)" }}>to bypass Next.js proxy</span>
 						</div>
 					</div>
 
@@ -332,11 +332,11 @@ export default function DevConsole({
 						flex: 1,
 						overflow: "auto",
 						padding: "12px",
-						fontFamily: "ui-monospace, 'Cascadia Code', monospace",
-						background: "#f9fafb",
+						fontFamily: "inherit",
+						background: "var(--color-secondary)",
 					}}>
 						{reqLoading && (
-							<div style={{ fontSize: "0.7rem", color: "#9ca3af" }}>Sending…</div>
+							<div style={{ fontSize: "0.7rem", color: "var(--color-foreground-sec)" }}>Sending…</div>
 						)}
 						{!reqLoading && reqResponse && (
 							<>
@@ -344,13 +344,13 @@ export default function DevConsole({
 									fontSize: "0.65rem",
 									fontWeight: 600,
 									marginBottom: "8px",
-									color: reqResponse.status >= 200 && reqResponse.status < 300 ? "#16a34a" : "#dc2626",
+									color: reqResponse.status >= 200 && reqResponse.status < 300 ? "#5dd776" : "#ef4444",
 								}}>
 									HTTP {reqResponse.status}
 								</div>
 								<pre style={{
 									fontSize: "0.65rem",
-									color: "#6b7280",
+									color: "var(--color-foreground-sec)",
 									margin: 0,
 									whiteSpace: "pre-wrap",
 									wordBreak: "break-all",
@@ -361,7 +361,7 @@ export default function DevConsole({
 							</>
 						)}
 						{!reqLoading && !reqResponse && (
-							<div style={{ fontSize: "0.7rem", color: "#d1d5db" }}>
+							<div style={{ fontSize: "0.7rem", color: "var(--color-foreground-sec)" }}>
 								Response will appear here
 							</div>
 						)}
@@ -384,13 +384,13 @@ function LogRow({
 	const [hovered, setHovered] = useState(false);
 	const statusColor =
 		entry.status === null
-			? "#9ca3af"
+			? "var(--color-foreground-sec)"
 			: entry.status >= 200 && entry.status < 300
-			? "#16a34a"
-			: "#dc2626";
+			? "#5dd776"
+			: "#ef4444";
 
 	return (
-		<div style={{ borderBottom: "1px solid #f3f4f6" }}>
+		<div style={{ borderBottom: "1px solid var(--color-secondary)" }}>
 			<div
 				onClick={onToggle}
 				onMouseEnter={() => setHovered(true)}
@@ -401,7 +401,7 @@ function LogRow({
 					gap: "8px",
 					padding: "6px 12px",
 					cursor: "pointer",
-					background: hovered ? "#f9fafb" : "transparent",
+					background: hovered ? "var(--color-secondary)" : "transparent",
 				}}
 			>
 				<span style={{
@@ -430,7 +430,7 @@ function LogRow({
 				</span>
 				<span style={{
 					fontSize: "0.68rem",
-					color: "#6b7280",
+					color: "var(--color-foreground-sec)",
 					flex: 1,
 					overflow: "hidden",
 					textOverflow: "ellipsis",
@@ -438,23 +438,23 @@ function LogRow({
 				}}>
 					{entry.path}
 				</span>
-				<span style={{ fontSize: "0.6rem", color: "#9ca3af", flexShrink: 0 }}>
+				<span style={{ fontSize: "0.6rem", color: "var(--color-foreground-sec)", flexShrink: 0 }}>
 					{entry.duration !== null ? `${entry.duration}ms` : ""}
 				</span>
-				<span style={{ fontSize: "0.6rem", color: "#d1d5db", flexShrink: 0 }}>
+				<span style={{ fontSize: "0.6rem", color: "var(--color-foreground-sec)", flexShrink: 0, opacity: 0.6 }}>
 					{entry.timestamp}
 				</span>
 			</div>
 
 			{expanded && (
 				<div style={{
-					background: "#f9fafb",
+					background: "var(--color-secondary)",
 					padding: "8px 12px 10px",
-					borderTop: "1px solid #e5e7eb",
+					borderTop: "1px solid var(--color-secondary)",
 				}}>
 					<div style={{
 						fontSize: "0.6rem",
-						color: "#9ca3af",
+						color: "var(--color-foreground-sec)",
 						marginBottom: "6px",
 						wordBreak: "break-all",
 					}}>
@@ -463,7 +463,7 @@ function LogRow({
 					{entry.response !== null && (
 						<pre style={{
 							fontSize: "0.63rem",
-							color: "#6b7280",
+							color: "var(--color-foreground-sec)",
 							margin: 0,
 							overflow: "auto",
 							maxHeight: "220px",
diff --git a/app/components/Hero.tsx b/app/components/Hero.tsx
index 02a8252..b881c0d 100644
--- a/app/components/Hero.tsx
+++ b/app/components/Hero.tsx
@@ -34,7 +34,7 @@ export default function Hero({ lastUpdated }: HeroProps) {
 					<ControlPanel onClose={() => setMenuOpen(false)} />,
 					document.body,
 				)}
-			<p className="text-xs font-medium tracking-widest uppercase text-blue-500 mb-3">
+			<p className="text-xs font-medium tracking-widest uppercase text-blue mb-3">
 				dell-xps-nixos-serv
 			</p>
 			<div className="flex gap-[10px] items-center w-full">
@@ -57,28 +57,27 @@ export default function Hero({ lastUpdated }: HeroProps) {
 					/>
 				</svg>
 				<h1
-					className="text-4xl md:text-5xl font-normal leading-tight tracking-tight text-gray-900 mb-2"
-					style={{ fontFamily: "'Playfair Display', serif" }}
+					className="text-4xl md:text-5xl font-normal leading-tight tracking-tight text-foreground mb-2"
 				>
 					Home server
 				</h1>
 				{authed ? (
 					<div
 						onClick={() => setMenuOpen(true)}
-						className="align-self-end ml-auto px-[20px] py-[20px] rounded-2xl hover:bg-gray-200 cursor-pointer duration-[200ms] text-gray-600 hover:shadow-sm font-[600]"
+						className="align-self-end ml-auto px-[20px] py-[20px] rounded-2xl hover:bg-secondary cursor-pointer duration-[200ms] text-foreground-sec font-[600]"
 					>
 						<LuSettings2 />
 					</div>
 				) : (
 					<div
 						onClick={() => router.push("/auth")}
-						className="align-self-end ml-auto px-[18px] py-[5px] rounded-xl hover:bg-blue-500 shadow-sm bg-white border-blue-300 hover:border-blue-400 border cursor-pointer duration-[200ms] text-blue-400 hover:shadow-sm hover:text-blue-100 text-[11pt] font-[600]"
+						className="align-self-end ml-auto px-[18px] py-[5px] rounded-xl hover:bg-blue shadow-sm bg-primary border-blue/30 hover:border-blue border cursor-pointer duration-[200ms] text-blue hover:text-primary text-[11pt] font-[600]"
 					>
 						Authenticate
 					</div>
 				)}
 			</div>
-			<p className="text-sm text-gray-400 font-light">
+			<p className="text-sm text-foreground-sec font-light">
 				{lastUpdated
 					? `Last updated ${new Date(lastUpdated).toLocaleTimeString()}`
 					: "Fetching system stats..."}
diff --git a/app/components/LinkCard.tsx b/app/components/LinkCard.tsx
index 1c478b4..ef78055 100644
--- a/app/components/LinkCard.tsx
+++ b/app/components/LinkCard.tsx
@@ -11,15 +11,15 @@ export default function LinkCard({ link, delay = 0 }: LinkCardProps) {
       href={link.href}
       target="_blank"
       rel="noopener noreferrer"
-      className="bg-white border border-gray-200 rounded-2xl p-6 shadow-sm flex flex-col gap-2 hover:shadow-md hover:-translate-y-1 hover:border-blue-200 transition-all duration-200 animate-fade-up no-underline text-inherit"
+      className="bg-primary border border-secondary rounded-2xl p-6 flex flex-col gap-2 hover:-translate-y-1 hover:border-blue/30 transition-all duration-200 animate-fade-up no-underline text-inherit"
       style={{ animationDelay: `${delay}ms` }}
     >
-      <div className="w-11 h-11 bg-blue-50 rounded-xl flex items-center justify-center text-2xl mb-1">
+      <div className="w-11 h-11 bg-blue/10 rounded-xl flex items-center justify-center text-2xl mb-1">
         {link.icon}
       </div>
-      <span className="text-base font-medium text-gray-900">{link.name}</span>
-      <span className="text-sm text-gray-400 font-light">{link.description}</span>
-      <span className="mt-auto pt-2 text-sm font-medium text-blue-500">
+      <span className="text-base font-medium text-foreground">{link.name}</span>
+      <span className="text-sm text-foreground-sec font-light">{link.description}</span>
+      <span className="mt-auto pt-2 text-sm font-medium text-blue">
         Open app →
       </span>
     </a>
diff --git a/app/components/LinksGrid.tsx b/app/components/LinksGrid.tsx
index 72d4e1d..b941963 100644
--- a/app/components/LinksGrid.tsx
+++ b/app/components/LinksGrid.tsx
@@ -5,7 +5,7 @@ export default function LinksGrid() {
   return (
     <div>
       <div className="flex items-baseline justify-between mb-5">
-        <h2 className="text-lg font-medium tracking-tight text-gray-900">
+        <h2 className="text-lg font-medium tracking-tight text-foreground" style={{ lineHeight: "normal", marginTop: 0 }}>
           Services &amp; Apps
         </h2>
       </div>
diff --git a/app/components/NavBar.tsx b/app/components/NavBar.tsx
deleted file mode 100644
index a97d568..0000000
--- a/app/components/NavBar.tsx
+++ /dev/null
@@ -1,72 +0,0 @@
-"use client";
-import { useEffect, useState } from "react";
-import { useRouter } from "next/navigation";
-import { LuCode } from "react-icons/lu";
-
-interface NavBarProps {
-	online: boolean;
-	devConsoleOpen: boolean;
-	onToggleDevConsole: () => void;
-}
-
-export default function NavBar({ online, devConsoleOpen, onToggleDevConsole }: NavBarProps) {
-	const router = useRouter();
-	const [auth, setAuth] = useState(false);
-
-	useEffect(() => {
-		fetch("/api/auth/check")
-			.then((r) => setAuth(r.ok))
-			.catch(() => setAuth(false));
-	}, []);
-
-	async function handleLogout() {
-		await fetch("/api/auth/logout", { method: "POST" });
-		router.push("/auth");
-	}
-
-	return (
-		<nav className="flex items-center justify-between pt-7 pb-6 mb-13 border-b border-gray-200">
-			<div className="flex items-center gap-2">
-				{auth && (
-					<button
-						onClick={handleLogout}
-						className="flex items-center gap-2 text-xs text-red-700 bg-red-50 border border-red-200 px-3 py-1.5 rounded-full cursor-pointer"
-					>
-						Log out
-					</button>
-				)}
-			</div>
-
-			<div className="flex items-center gap-2">
-				<button
-					onClick={onToggleDevConsole}
-					className={`flex items-center gap-1.5 text-xs px-3 py-1.5 rounded-full border cursor-pointer transition-colors ${
-						devConsoleOpen
-							? "text-blue-700 bg-blue-50 border-blue-200"
-							: "text-gray-500 bg-gray-50 border-gray-200 hover:border-gray-300 hover:text-gray-700"
-					}`}
-				>
-					<LuCode size={12} />
-					Dev
-				</button>
-
-				<div
-					className={`flex items-center gap-2 text-xs font-medium px-3 py-1.5 rounded-full border ${
-						online
-							? "text-green-700 bg-green-50 border-green-200"
-							: "text-gray-500 bg-gray-50 border-gray-200"
-					}`}
-				>
-					<span
-						className="w-1.5 h-1.5 rounded-full"
-						style={{
-							background: online ? "#22c55e" : "#d1d5db",
-							animation: online ? "pulse-dot 2s infinite" : "none",
-						}}
-					/>
-					{online ? "Online" : "Connecting..."}
-				</div>
-			</div>
-		</nav>
-	);
-}
diff --git a/app/components/NetworkCard.tsx b/app/components/NetworkCard.tsx
index 84fc869..392198a 100644
--- a/app/components/NetworkCard.tsx
+++ b/app/components/NetworkCard.tsx
@@ -9,31 +9,31 @@ interface NetworkCardProps {
 export default function NetworkCard({ iface, speed, delay = 0 }: NetworkCardProps) {
   return (
     <div
-      className="bg-white border border-gray-200 rounded-2xl p-6 shadow-sm animate-fade-up"
+      className="bg-primary border border-secondary rounded-2xl p-6 animate-fade-up"
       style={{ animationDelay: `${delay}ms` }}
     >
-      <p className="text-[0.68rem] font-medium tracking-widest uppercase text-gray-400 mb-4">
+      <p className="text-[0.68rem] font-medium tracking-widest uppercase text-foreground-sec mb-4">
         Network
       </p>
       {iface && speed ? (
         <>
-          <p className="text-[0.68rem] font-medium tracking-widest uppercase text-gray-400 mb-3">
+          <p className="text-[0.68rem] font-medium tracking-widest uppercase text-foreground-sec mb-3">
             {iface}
           </p>
           <div className="flex gap-6">
             <div className="flex flex-col gap-0.5">
-              <span className="text-lg font-medium text-blue-500">
+              <span className="text-lg font-medium text-blue">
                 ↓ {formatBytes(speed.rx)}/s
               </span>
-              <span className="text-[0.62rem] uppercase tracking-widest text-gray-400">
+              <span className="text-[0.62rem] uppercase tracking-widest text-foreground-sec">
                 Download
               </span>
             </div>
             <div className="flex flex-col gap-0.5">
-              <span className="text-lg font-medium text-violet-500">
+              <span className="text-lg font-medium text-blue/70">
                 ↑ {formatBytes(speed.tx)}/s
               </span>
-              <span className="text-[0.62rem] uppercase tracking-widest text-gray-400">
+              <span className="text-[0.62rem] uppercase tracking-widest text-foreground-sec">
                 Upload
               </span>
             </div>
diff --git a/app/components/PowerCard.tsx b/app/components/PowerCard.tsx
index b373186..dd86294 100644
--- a/app/components/PowerCard.tsx
+++ b/app/components/PowerCard.tsx
@@ -13,7 +13,7 @@ interface PowerCardProps {
 function powerColor(watts: number): string {
 	if (watts > 400) return "#ef4444";
 	if (watts > 200) return "#f59e0b";
-	return "#3b82f6";
+	return "#428ce2";
 }
 
 export default function PowerCard({ device, label, delay = 0, toggling = false, onToggle }: PowerCardProps) {
@@ -23,23 +23,23 @@ export default function PowerCard({ device, label, delay = 0, toggling = false,
 
 	return (
 		<div
-			className="bg-white border border-gray-200 rounded-2xl p-5 flex flex-col shadow-sm hover:shadow-md hover:-translate-y-0.5 transition-all duration-200 animate-fade-up"
+			className="bg-primary border border-secondary rounded-2xl p-5 flex flex-col hover:-translate-y-0.5 transition-all duration-200 animate-fade-up"
 			style={{ animationDelay: `${delay}ms` }}
 		>
 			<div className="flex items-center justify-between mb-3">
-				<span className="text-[0.68rem] font-medium tracking-widest uppercase text-gray-400">
+				<span className="text-[0.68rem] font-medium tracking-widest uppercase text-foreground-sec">
 					{label}
 				</span>
 				{device ? (
 					<div className="flex items-center gap-2">
 						<span
 							className={`flex items-center gap-1.5 text-[0.62rem] font-medium uppercase tracking-widest ${
-								device.on ? "text-emerald-500" : "text-gray-400"
+								device.on ? "text-green" : "text-foreground-sec"
 							}`}
 						>
 							<span
 								className={`w-1.5 h-1.5 rounded-full ${
-									device.on ? "bg-emerald-400" : "bg-gray-300"
+									device.on ? "bg-green" : "bg-foreground-sec/40"
 								}`}
 							/>
 							{device.on ? "On" : "Off"}
@@ -50,8 +50,8 @@ export default function PowerCard({ device, label, delay = 0, toggling = false,
 								disabled={toggling}
 								className={`text-[0.6rem] font-medium uppercase tracking-widest px-2 py-0.5 rounded-full border transition-colors disabled:opacity-40 disabled:cursor-not-allowed ${
 									device.on
-										? "border-red-200 text-red-400 hover:bg-red-50"
-										: "border-emerald-200 text-emerald-500 hover:bg-emerald-50"
+										? "border-red-500/20 text-red-400 hover:bg-red-500/10"
+										: "border-green/20 text-green hover:bg-green/10"
 								}`}
 							>
 								{toggling ? "···" : device.on ? "Turn off" : "Turn on"}
@@ -64,16 +64,16 @@ export default function PowerCard({ device, label, delay = 0, toggling = false,
 			{device ? (
 				<>
 					<div className="flex items-baseline gap-1.5 mt-0.5">
-						<span className="text-3xl font-medium tracking-tight text-gray-900 leading-none">
+						<span className="text-3xl font-medium tracking-tight text-foreground leading-none">
 							{device.current_power_w.toFixed(1)}
 						</span>
-						<span className="text-base text-gray-400 font-medium">W</span>
+						<span className="text-base text-foreground-sec font-medium">W</span>
 					</div>
-					<span className="text-[0.7rem] text-gray-400 mt-1 truncate">
+					<span className="text-[0.7rem] text-foreground-sec mt-1 truncate">
 						{device.alias} · {device.model}
 					</span>
 
-					<div className="h-[3px] bg-gray-100 rounded-full mt-4 overflow-hidden">
+					<div className="h-[3px] bg-secondary rounded-full mt-4 overflow-hidden">
 						<div
 							className="h-full rounded-full transition-all duration-700"
 							style={{
@@ -83,30 +83,30 @@ export default function PowerCard({ device, label, delay = 0, toggling = false,
 						/>
 					</div>
 
-					<div className="grid grid-cols-3 gap-2 mt-4 pt-4 border-t border-gray-100">
+					<div className="grid grid-cols-3 gap-2 mt-4 pt-4 border-t border-secondary">
 						<div className="flex flex-col gap-0.5">
-							<span className="text-sm font-medium text-gray-900">
+							<span className="text-sm font-medium text-foreground">
 								{(device.today_energy_wh / 1000).toFixed(3)}
-								<span className="text-gray-400 text-xs ml-0.5">kWh</span>
+								<span className="text-foreground-sec text-xs ml-0.5">kWh</span>
 							</span>
-							<span className="text-[0.62rem] uppercase tracking-widest text-gray-400">
+							<span className="text-[0.62rem] uppercase tracking-widest text-foreground-sec">
 								Today
 							</span>
 						</div>
 						<div className="flex flex-col gap-0.5">
-							<span className="text-sm font-medium text-gray-900">
+							<span className="text-sm font-medium text-foreground">
 								{(device.month_energy_wh / 1000).toFixed(2)}
-								<span className="text-gray-400 text-xs ml-0.5">kWh</span>
+								<span className="text-foreground-sec text-xs ml-0.5">kWh</span>
 							</span>
-							<span className="text-[0.62rem] uppercase tracking-widest text-gray-400">
+							<span className="text-[0.62rem] uppercase tracking-widest text-foreground-sec">
 								Month
 							</span>
 						</div>
 						<div className="flex flex-col gap-0.5">
-							<span className="text-sm font-medium text-gray-900">
+							<span className="text-sm font-medium text-foreground">
 								{runtimeHours}h {runtimeMins}m
 							</span>
-							<span className="text-[0.62rem] uppercase tracking-widest text-gray-400">
+							<span className="text-[0.62rem] uppercase tracking-widest text-foreground-sec">
 								Runtime
 							</span>
 						</div>
diff --git a/app/components/ServicePill.tsx b/app/components/ServicePill.tsx
index 312742e..819d68d 100644
--- a/app/components/ServicePill.tsx
+++ b/app/components/ServicePill.tsx
@@ -9,19 +9,19 @@ export default function ServicePill({ name, status }: ServicePillProps) {
     <div
       className={`flex items-center gap-2.5 px-3.5 py-2.5 rounded-xl border text-sm ${
         active
-          ? "bg-green-50 border-green-200"
-          : "bg-gray-50 border-gray-200 text-gray-400"
+          ? "bg-green/10 border-green/20"
+          : "bg-secondary/30 border-secondary text-foreground-sec"
       }`}
     >
       <span
         className={`w-2 h-2 rounded-full flex-shrink-0 ${
-          active ? "bg-green-500" : "bg-gray-300"
+          active ? "bg-green" : "bg-foreground-sec/40"
         }`}
       />
       <span className="flex-1 font-normal">{name}</span>
       <span
         className={`text-[0.65rem] uppercase tracking-widest font-medium ${
-          active ? "text-green-600" : "text-gray-400"
+          active ? "text-green" : "text-foreground-sec"
         }`}
       >
         {status}
diff --git a/app/components/ServicesCard.tsx b/app/components/ServicesCard.tsx
index 3261159..8d2070e 100644
--- a/app/components/ServicesCard.tsx
+++ b/app/components/ServicesCard.tsx
@@ -8,10 +8,10 @@ interface ServicesCardProps {
 export default function ServicesCard({ services, delay = 0 }: ServicesCardProps) {
   return (
     <div
-      className="bg-white border border-gray-200 rounded-2xl p-6 shadow-sm animate-fade-up"
+      className="bg-primary border border-secondary rounded-2xl p-6 animate-fade-up"
       style={{ animationDelay: `${delay}ms` }}
     >
-      <p className="text-[0.68rem] font-medium tracking-widest uppercase text-gray-400 mb-4">
+      <p className="text-[0.68rem] font-medium tracking-widest uppercase text-foreground-sec mb-4">
         Services
       </p>
       <div className="flex flex-col gap-2">
diff --git a/app/components/SideNav.tsx b/app/components/SideNav.tsx
new file mode 100644
index 0000000..1459ea9
--- /dev/null
+++ b/app/components/SideNav.tsx
@@ -0,0 +1,299 @@
+"use client";
+
+import { useState, useRef, useEffect } from "react";
+import Link from "next/link";
+import { usePathname, useRouter } from "next/navigation";
+import {
+	IconHome2,
+	IconMoon,
+	IconSun,
+	IconChevronsLeft,
+	IconChevronsRight,
+	IconMenu2,
+	IconX,
+	IconCode,
+	IconKey,
+	IconLogout,
+} from "@tabler/icons-react";
+import { useSetTheme } from "@/stores/useThemeStore";
+
+const LINKS = [
+	{ href: "/", label: "Dashboard", icon: IconHome2 },
+	{ href: "/auth", label: "Auth", icon: IconKey },
+];
+
+const COLLAPSED_W = 52;
+
+interface SideNavProps {
+	online: boolean;
+	devConsoleOpen: boolean;
+	onToggleDevConsole: () => void;
+}
+
+const SideNav = ({ online, devConsoleOpen, onToggleDevConsole }: SideNavProps) => {
+	const pathname = usePathname();
+	const router = useRouter();
+	const setTheme = useSetTheme();
+	const [collapsed, setCollapsed] = useState(false);
+	const [sidebarWidth, setSidebarWidth] = useState(168);
+	const [menuOpen, setMenuOpen] = useState(false);
+	const [auth, setAuth] = useState(false);
+	const isDragging = useRef(false);
+	const wrapperRef = useRef<HTMLDivElement>(null);
+
+	useEffect(() => {
+		setMenuOpen(false);
+	}, [pathname]);
+
+	useEffect(() => {
+		fetch("/api/auth/check")
+			.then((r) => setAuth(r.ok))
+			.catch(() => setAuth(false));
+	}, []);
+
+	useEffect(() => {
+		const onMove = (e: MouseEvent) => {
+			if (!isDragging.current || !wrapperRef.current) return;
+			const left = wrapperRef.current.getBoundingClientRect().left;
+			setSidebarWidth(Math.max(120, Math.min(320, e.clientX - left)));
+		};
+		const onUp = () => { isDragging.current = false; };
+		window.addEventListener("mousemove", onMove);
+		window.addEventListener("mouseup", onUp);
+		return () => {
+			window.removeEventListener("mousemove", onMove);
+			window.removeEventListener("mouseup", onUp);
+		};
+	}, []);
+
+	async function handleLogout() {
+		await fetch("/api/auth/logout", { method: "POST" });
+		router.push("/auth");
+	}
+
+	return (
+		<>
+			{/* Desktop sidebar + drag handle */}
+			<div ref={wrapperRef} className="hidden lg:flex flex-row shrink-0 select-none">
+				<div
+					style={{ width: collapsed ? COLLAPSED_W : sidebarWidth }}
+					className="flex flex-col py-[16px] overflow-hidden transition-[width] duration-200"
+				>
+					{/* Logo */}
+					<div className={collapsed ? "flex justify-center mb-[16px] shrink-0" : "px-[16px] mb-[24px] shrink-0"}>
+						<Link href="/">
+							<img
+								src="/logo.svg"
+								alt="logo"
+								className={collapsed ? "max-h-[24px]" : "max-h-[36px]"}
+							/>
+						</Link>
+					</div>
+
+					{/* Nav links */}
+					<nav className="flex flex-col gap-[2px] px-[8px] flex-1">
+						{LINKS.map(({ href, label, icon: Icon }) => {
+							const active = pathname === href || (href !== "/" && pathname?.startsWith(href));
+							return (
+								<Link
+									key={href}
+									href={href}
+									title={collapsed ? label : undefined}
+									className={
+										"w-full flex items-center rounded-[8px] transition-colors cursor-pointer " +
+										(collapsed
+											? "justify-center py-[7px] "
+											: "gap-[10px] px-[10px] py-[7px] text-[13px] whitespace-nowrap ") +
+										(active
+											? "bg-blue/10 text-blue font-semibold"
+											: "text-foreground-sec hover:bg-secondary/50 hover:text-foreground font-medium")
+									}
+								>
+									<Icon size={16} strokeWidth={active ? 2.5 : 2} className="shrink-0" />
+									{!collapsed && label}
+								</Link>
+							);
+						})}
+					</nav>
+
+					{/* Online status */}
+					<div className="px-[8px] mb-[2px] shrink-0">
+						<div
+							title={collapsed ? (online ? "Online" : "Connecting...") : undefined}
+							className={
+								"w-full flex items-center rounded-[8px] font-medium text-foreground-sec " +
+								(collapsed ? "justify-center py-[7px]" : "gap-[10px] px-[10px] py-[7px] text-[13px] whitespace-nowrap")
+							}
+						>
+							<span
+								className="w-[7px] h-[7px] rounded-full shrink-0"
+								style={{
+									background: online ? "#5dd776" : "#7b899a",
+									animation: online ? "pulse-dot 2s infinite" : "none",
+								}}
+							/>
+							{!collapsed && (online ? "Online" : "Connecting...")}
+						</div>
+					</div>
+
+					{/* Dev console toggle */}
+					<div className="px-[8px] shrink-0">
+						<button
+							onClick={onToggleDevConsole}
+							title={collapsed ? "Dev Console" : undefined}
+							className={
+								"w-full flex items-center rounded-[8px] transition-colors cursor-pointer font-medium " +
+								(collapsed ? "justify-center py-[7px]" : "gap-[10px] px-[10px] py-[7px] text-[13px] whitespace-nowrap ") +
+								(devConsoleOpen
+									? "bg-blue/10 text-blue"
+									: "text-foreground-sec hover:bg-secondary/50 hover:text-foreground")
+							}
+						>
+							<IconCode size={16} className="shrink-0" />
+							{!collapsed && "Dev Console"}
+						</button>
+					</div>
+
+					{/* Logout */}
+					{auth && (
+						<div className="px-[8px] shrink-0">
+							<button
+								onClick={handleLogout}
+								title={collapsed ? "Log out" : undefined}
+								className={
+									"w-full flex items-center rounded-[8px] transition-colors cursor-pointer font-medium text-red-400 hover:bg-red-500/10 " +
+									(collapsed ? "justify-center py-[7px]" : "gap-[10px] px-[10px] py-[7px] text-[13px] whitespace-nowrap")
+								}
+							>
+								<IconLogout size={16} className="shrink-0" />
+								{!collapsed && "Log out"}
+							</button>
+						</div>
+					)}
+
+					{/* Theme toggle */}
+					<div className="px-[8px] mt-[4px] shrink-0">
+						<button
+							onClick={setTheme}
+							title={collapsed ? "Toggle theme" : undefined}
+							className={
+								"w-full flex items-center rounded-[8px] transition-colors cursor-pointer text-foreground-sec hover:bg-secondary/50 hover:text-foreground font-medium " +
+								(collapsed ? "justify-center py-[7px]" : "gap-[10px] px-[10px] py-[7px] text-[13px] whitespace-nowrap")
+							}
+						>
+							<IconMoon size={16} className="shrink-0 dark-theme:hidden" />
+							<IconSun size={16} className="shrink-0 hidden dark-theme:block" />
+							{!collapsed && (
+								<>
+									<span className="dark-theme:hidden">Dark mode</span>
+									<span className="hidden dark-theme:block">Light mode</span>
+								</>
+							)}
+						</button>
+					</div>
+
+					{/* Divider + collapse toggle */}
+					<div className="mx-[8px] my-[8px] border-t border-secondary shrink-0" />
+					<div className="px-[8px] shrink-0">
+						<button
+							onClick={() => setCollapsed((c) => !c)}
+							title={collapsed ? "Expand sidebar" : "Collapse sidebar"}
+							className={
+								"w-full flex items-center rounded-[8px] transition-colors cursor-pointer text-foreground-sec hover:bg-secondary/50 hover:text-foreground font-medium " +
+								(collapsed ? "justify-center py-[7px]" : "gap-[10px] px-[10px] py-[7px] text-[13px] whitespace-nowrap")
+							}
+						>
+							{collapsed
+								? <IconChevronsRight size={16} className="shrink-0" />
+								: <IconChevronsLeft size={16} className="shrink-0" />}
+							{!collapsed && "Collapse"}
+						</button>
+					</div>
+				</div>
+
+				{/* Drag handle */}
+				{!collapsed && (
+					<div
+						onMouseDown={(e) => { isDragging.current = true; e.preventDefault(); }}
+						className="w-[10px] shrink-0 flex items-center justify-center cursor-col-resize group"
+					>
+						<div className="w-[3px] h-[40px] rounded-full bg-blue/20 transition-colors" />
+					</div>
+				)}
+			</div>
+
+			{/* Mobile header */}
+			<div className="lg:hidden fixed top-0 left-0 right-0 z-[998] h-[52px] bg-primary border-b border-secondary flex items-center px-[16px]">
+				<Link href="/" onClick={() => setMenuOpen(false)}>
+					<img src="/logo.svg" alt="logo" className="max-h-[22px]" />
+				</Link>
+				<button
+					onClick={() => setMenuOpen((o) => !o)}
+					className="ml-auto p-[7px] rounded-[8px] text-foreground-sec hover:bg-secondary/50 hover:text-foreground transition-colors cursor-pointer"
+				>
+					{menuOpen ? <IconX size={18} /> : <IconMenu2 size={18} />}
+				</button>
+			</div>
+
+			{/* Mobile dropdown menu */}
+			{menuOpen && (
+				<div className="lg:hidden fixed top-[52px] left-0 right-0 z-[997] bg-primary border-b border-secondary shadow-xl">
+					<nav className="flex flex-col gap-[2px] p-[8px]">
+						{LINKS.map(({ href, label, icon: Icon }) => {
+							const active = pathname === href || (href !== "/" && pathname?.startsWith(href));
+							return (
+								<Link
+									key={href}
+									href={href}
+									onClick={() => setMenuOpen(false)}
+									className={
+										"w-full flex items-center gap-[10px] px-[10px] py-[7px] text-[13px] rounded-[8px] transition-colors cursor-pointer " +
+										(active
+											? "bg-blue/10 text-blue font-semibold"
+											: "text-foreground-sec hover:bg-secondary/50 hover:text-foreground font-medium")
+									}
+								>
+									<Icon size={16} strokeWidth={active ? 2.5 : 2} className="shrink-0" />
+									{label}
+								</Link>
+							);
+						})}
+					</nav>
+					<div className="mx-[8px] border-t border-secondary" />
+					<div className="p-[8px] flex flex-col gap-[2px]">
+						<button
+							onClick={() => { onToggleDevConsole(); setMenuOpen(false); }}
+							className={
+								"w-full flex items-center gap-[10px] px-[10px] py-[7px] text-[13px] rounded-[8px] transition-colors cursor-pointer " +
+								(devConsoleOpen ? "bg-blue/10 text-blue font-medium" : "text-foreground-sec hover:bg-secondary/50 hover:text-foreground font-medium")
+							}
+						>
+							<IconCode size={16} className="shrink-0" />
+							Dev Console
+						</button>
+						{auth && (
+							<button
+								onClick={handleLogout}
+								className="w-full flex items-center gap-[10px] px-[10px] py-[7px] text-[13px] rounded-[8px] text-red-400 hover:bg-red-500/10 transition-colors cursor-pointer font-medium"
+							>
+								<IconLogout size={16} className="shrink-0" />
+								Log out
+							</button>
+						)}
+						<button
+							onClick={setTheme}
+							className="w-full flex items-center gap-[10px] px-[10px] py-[7px] text-[13px] rounded-[8px] text-foreground-sec hover:bg-secondary/50 hover:text-foreground transition-colors cursor-pointer font-medium"
+						>
+							<IconMoon size={16} className="shrink-0 dark-theme:hidden" />
+							<IconSun size={16} className="shrink-0 hidden dark-theme:block" />
+							<span className="dark-theme:hidden">Dark mode</span>
+							<span className="hidden dark-theme:block">Light mode</span>
+						</button>
+					</div>
+				</div>
+			)}
+		</>
+	);
+};
+
+export default SideNav;
diff --git a/app/components/StatCard.tsx b/app/components/StatCard.tsx
index f110a70..3bd43b2 100644
--- a/app/components/StatCard.tsx
+++ b/app/components/StatCard.tsx
@@ -14,20 +14,20 @@ export default function StatCard({ label, value, sub, percent, delay = 0 }: Stat
 
   return (
     <div
-      className="bg-white border border-gray-200 rounded-2xl p-5 flex flex-col gap-1 shadow-sm hover:shadow-md hover:-translate-y-0.5 transition-all duration-200 animate-fade-up"
+      className="bg-primary border border-secondary rounded-2xl p-5 flex flex-col gap-1 hover:-translate-y-0.5 transition-all duration-200 animate-fade-up"
       style={{ animationDelay: `${delay}ms` }}
     >
-      <span className="text-[0.68rem] font-medium tracking-widest uppercase text-gray-400">
+      <span className="text-[0.68rem] font-medium tracking-widest uppercase text-foreground-sec">
         {label}
       </span>
-      <span className="text-3xl font-medium tracking-tight text-gray-900 leading-none mt-1">
+      <span className="text-3xl font-medium tracking-tight text-foreground leading-none mt-1">
         {value}
       </span>
       {sub && (
-        <span className="text-[0.7rem] text-gray-400 mt-0.5 truncate">{sub}</span>
+        <span className="text-[0.7rem] text-foreground-sec mt-0.5 truncate">{sub}</span>
       )}
       {percent !== undefined && (
-        <div className="h-[3px] bg-gray-100 rounded-full mt-3 overflow-hidden">
+        <div className="h-[3px] bg-secondary rounded-full mt-3 overflow-hidden">
           <div
             className="h-full rounded-full transition-all duration-700"
             style={{ width: `${pct}%`, background: color }}
diff --git a/app/components/UptimeCard.tsx b/app/components/UptimeCard.tsx
index 1cdd73e..9c4f4e3 100644
--- a/app/components/UptimeCard.tsx
+++ b/app/components/UptimeCard.tsx
@@ -9,10 +9,10 @@ interface UptimeCardProps {
 export default function UptimeCard({ uptime, delay = 0 }: UptimeCardProps) {
   return (
     <div
-      className="bg-white border border-gray-200 rounded-2xl p-6 shadow-sm animate-fade-up"
+      className="bg-primary border border-secondary rounded-2xl p-6 animate-fade-up"
       style={{ animationDelay: `${delay}ms` }}
     >
-      <p className="text-[0.68rem] font-medium tracking-widest uppercase text-gray-400 mb-4">
+      <p className="text-[0.68rem] font-medium tracking-widest uppercase text-foreground-sec mb-4">
         Uptime
       </p>
       {uptime ? (
@@ -25,13 +25,13 @@ export default function UptimeCard({ uptime, delay = 0 }: UptimeCardProps) {
             <div
               key={unit}
               className={`flex flex-col items-center flex-1 ${
-                i < 2 ? "border-r border-gray-200" : ""
+                i < 2 ? "border-r border-secondary" : ""
               }`}
             >
-              <span className="text-3xl font-medium tracking-tight text-gray-900 leading-none">
+              <span className="text-3xl font-medium tracking-tight text-foreground leading-none">
                 {pad(val)}
               </span>
-              <span className="text-[0.62rem] uppercase tracking-widest text-gray-400 mt-1.5">
+              <span className="text-[0.62rem] uppercase tracking-widest text-foreground-sec mt-1.5">
                 {unit}
               </span>
             </div>
diff --git a/app/globals.css b/app/globals.css
index ccc522c..7e2419f 100644
--- a/app/globals.css
+++ b/app/globals.css
@@ -1,68 +1,153 @@
 @import "tailwindcss";
 
+@custom-variant dark-theme (&:where(.dark-theme, .dark-theme *));
 
-:root {
-	--background: #f9fafb;
-	--foreground: #111827;
-	--font-dm-sans: "DM Sans", sans-serif;
-	--font-playfair: "Playfair Display", serif;
+@theme {
+  --color-primary: #f0f5fc;
+  --color-secondary: #d9dfe5;
+  --color-blue: #428ce2;
+  --color-green: #5dd776;
+  --color-foreground: #364f6b;
+  --color-foreground-sec: #7b899a;
+
+  --shadow-secondary-center: 0px 0px 10px 9px var(--color-secondary);
+  --shadow-bluexlrr-sm: 3px 3px 0px var(--color-blue);
+
+  --animate-slideInDown: slideInDown 0.1s ease-in-out 1;
+  --animate-page: page 1s ease-in-out 1;
+  --animate-fade-up: fadeUp 0.45s ease both;
+
+  @keyframes slideInDown {
+    0% {
+      transform: translateY(-10px);
+      opacity: 0;
+    }
+    100% {
+      transform: translateY(0px);
+      opacity: 1;
+    }
+  }
+
+  @keyframes page {
+    0% {
+      transform: translateY(-20px);
+      opacity: 0;
+    }
+    100% {
+      transform: translateY(0px);
+      opacity: 1;
+    }
+  }
+
+  @keyframes fadeUp {
+    from {
+      opacity: 0;
+      transform: translateY(10px);
+    }
+    to {
+      opacity: 1;
+      transform: translateY(0);
+    }
+  }
+
+  @keyframes shimmer {
+    from {
+      background-position: 200% 0;
+    }
+    to {
+      background-position: -200% 0;
+    }
+  }
+
+  @keyframes pulse-dot {
+    0%,
+    100% {
+      opacity: 1;
+    }
+    50% {
+      opacity: 0.25;
+    }
+  }
 }
 
-@theme inline {
-	--color-background: var(--background);
-	--color-foreground: var(--foreground);
-
-	/* Link Tailwind to the Next.js Font Variables */
-	--font-sans: var(--font-dm-sans), ui-sans-serif, system-ui;
-	--font-serif: var(--font-playfair), ui-serif, Georgia;
+.dark-theme {
+  --color-primary: #20232c;
+  --color-secondary: #232a32;
+  --color-foreground: #a1aebd;
+  --color-foreground-sec: #7a9ab2;
 }
 
-body {
-	background: var(--background);
-	color: var(--foreground);
-	font-family: var(--font-sans);
-	-webkit-font-smoothing: antialiased;
-}
+@layer base {
+  * {
+    -webkit-tap-highlight-color: transparent;
+    -webkit-overflow-scrolling: touch;
+  }
 
-/* --- Animations --- */
+  html,
+  body {
+    height: 100%;
+  }
 
-@keyframes fadeUp {
-	from {
-		opacity: 0;
-		transform: translateY(10px);
-	}
-	to {
-		opacity: 1;
-		transform: translateY(0);
-	}
-}
+  h1 {
+    font-size: 26px;
+    font-weight: 500;
+  }
 
-@keyframes shimmer {
-	from {
-		background-position: 200% 0;
-	}
-	to {
-		background-position: -200% 0;
-	}
-}
+  h2 {
+    font-size: 23px;
+    font-weight: 600;
+    line-height: 250%;
+    margin-top: 10px;
+  }
 
-@keyframes pulse-dot {
-	0%,
-	100% {
-		opacity: 1;
-	}
-	50% {
-		opacity: 0.25;
-	}
+  h3 {
+    font-size: 19px;
+    font-weight: 500;
+  }
+
+  h4 {
+    letter-spacing: 4px;
+    font-weight: 600;
+  }
+
+  p {
+    font-size: 16px;
+    font-weight: 500;
+    line-height: 160%;
+  }
+
+  @media (min-width: 1000px) {
+    h1 {
+      font-size: 36px;
+      font-weight: 500;
+    }
+
+    h3 {
+      font-size: 22px;
+      line-height: 40px;
+      font-weight: 500;
+    }
+
+    p {
+      font-size: 18px;
+      font-weight: 500;
+      line-height: 160%;
+    }
+  }
 }
 
 .animate-fade-up {
-	animation: fadeUp 0.45s ease both;
+  animation: fadeUp 0.45s ease both;
 }
 
 .skeleton {
-	background: linear-gradient(90deg, #f3f4f6 25%, #e9eaec 50%, #f3f4f6 75%);
-	background-size: 200% 100%;
-	animation: shimmer 1.4s infinite;
-	border-radius: 8px;
+  background: linear-gradient(
+    90deg,
+    var(--color-secondary) 25%,
+    var(--color-primary) 50%,
+    var(--color-secondary) 75%
+  );
+  background-size: 200% 100%;
+  animation: shimmer 1.4s infinite;
+  border-radius: 8px;
 }
diff --git a/app/layout.tsx b/app/layout.tsx
index 8f58283..5cae593 100644
--- a/app/layout.tsx
+++ b/app/layout.tsx
@@ -1,18 +1,23 @@
-import type { Metadata } from "next";
-import { DM_Sans, Playfair_Display } from "next/font/google"; // Import your specific fonts
+import type { Metadata, Viewport } from "next";
+import { JetBrains_Mono } from "next/font/google";
 import "./globals.css";
 
-const dmSans = DM_Sans({
-	variable: "--font-dm-sans",
+const jetbrains = JetBrains_Mono({
 	subsets: ["latin"],
 	display: "swap",
+	variable: "--font-jetbrains",
 });
 
-const playfair = Playfair_Display({
-	variable: "--font-playfair",
-	subsets: ["latin"],
-	display: "swap",
-});
+const noFlashScript = `(function(){try{var raw=localStorage.getItem("theme");var v="light";if(raw==="dark"||raw==="light"){v=raw}else{try{v=JSON.parse(raw).state.theme}catch(e){}}if(v==="dark"){document.documentElement.classList.add("dark-theme")}}catch(e){}})();`;
+
+export const viewport: Viewport = {
+	width: "device-width",
+	initialScale: 1,
+	themeColor: [
+		{ media: "(prefers-color-scheme: light)", color: "#f0f5fc" },
+		{ media: "(prefers-color-scheme: dark)", color: "#20232c" },
+	],
+};
 
 export const metadata: Metadata = {
 	title: "Server Dashboard",
@@ -27,11 +32,15 @@ export default function RootLayout({
 	return (
 		<html
 			lang="en"
-			className={`${dmSans.variable} ${playfair.variable} h-full antialiased`}
+			className={jetbrains.variable}
+			suppressHydrationWarning
 		>
-			<body className="min-h-full h-full flex flex-col">
+			<head>
+				<script dangerouslySetInnerHTML={{ __html: noFlashScript }} />
+			</head>
+			<body className={jetbrains.className + " bg-[#ffffff] dark-theme:bg-[#0F1318] overflow-hidden"}>
 				{children}
-				<span className="fixed bottom-3 right-4 text-[10px] text-gray-300 select-none pointer-events-none">
+				<span className="fixed bottom-3 right-4 text-[10px] text-foreground-sec/40 select-none pointer-events-none">
 					v0.1.0
 				</span>
 			</body>
diff --git a/app/page.tsx b/app/page.tsx
index 9cb0cd4..e02d02d 100644
--- a/app/page.tsx
+++ b/app/page.tsx
@@ -3,7 +3,7 @@
 import { useEffect, useState, useRef, useCallback } from "react";
 import { getStats, type Stats, type NetworkInterface } from "./lib/getStats";
 
-import NavBar from "./components/NavBar";
+import SideNav from "./components/SideNav";
 import Hero from "./components/Hero";
 import StatsGrid from "./components/StatsGrid";
 import ServicesCard from "./components/ServicesCard";
@@ -35,7 +35,6 @@ export default function Home() {
 	const lastFetchRef = useRef<number>(0);
 	const logIdRef = useRef(0);
 
-	// Mobile detection
 	useEffect(() => {
 		const check = () => setIsMobile(window.innerWidth < 768);
 		check();
@@ -43,7 +42,6 @@ export default function Home() {
 		return () => window.removeEventListener("resize", check);
 	}, []);
 
-	// Fetch interceptor — captures all /api/* requests
 	useEffect(() => {
 		const original = window.fetch;
 
@@ -168,23 +166,24 @@ export default function Home() {
 	const primarySpeed = primaryIface ? netSpeed[primaryIface] || null : null;
 
 	return (
-		<>
+		<div className="w-full h-full bg-primary text-foreground overflow-hidden flex flex-row">
+			<SideNav
+				online={!!stats}
+				devConsoleOpen={panelOpen}
+				onToggleDevConsole={() => setPanelOpen((o) => !o)}
+			/>
 			<div
+				className="flex-1 overflow-y-auto pt-[52px] lg:pt-0 lg:m-[10px_10px_10px_0px] lg:rounded-2xl lg:border lg:border-blue/20 min-w-0"
 				style={{
 					paddingRight: panelOpen && !isMobile ? panelWidth : 0,
 					transition: "padding-right 280ms cubic-bezier(0.4,0,0.2,1)",
 				}}
 			>
-				<div className="max-w-5xl mx-auto px-6 pb-20">
-					<NavBar
-						online={!!stats}
-						devConsoleOpen={panelOpen}
-						onToggleDevConsole={() => setPanelOpen((o) => !o)}
-					/>
+				<div className="max-w-5xl mx-auto px-6 pb-20 pt-8">
 					<Hero lastUpdated={stats?.timestamp ?? null} />
 
 					<div className="flex items-baseline justify-between mb-5">
-						<h2 className="text-lg font-medium tracking-tight text-gray-900">
+						<h2 className="text-lg font-medium tracking-tight text-foreground" style={{ lineHeight: "normal", marginTop: 0 }}>
 							System Stats
 						</h2>
 					</div>
@@ -204,7 +203,7 @@ export default function Home() {
 					</div>
 
 					<div className="flex items-baseline justify-between mb-5">
-						<h2 className="text-lg font-medium tracking-tight text-gray-900">
+						<h2 className="text-lg font-medium tracking-tight text-foreground" style={{ lineHeight: "normal", marginTop: 0 }}>
 							Power Consumption
 						</h2>
 					</div>
@@ -223,6 +222,6 @@ export default function Home() {
 				onWidthChange={setPanelWidth}
 				logs={logs}
 			/>
-		</>
+		</div>
 	);
 }
diff --git a/package-lock.json b/package-lock.json
index 2861129..6cc4ed2 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -8,6 +8,7 @@
 			"name": "server-dash",
 			"version": "0.1.0",
 			"dependencies": {
+				"@tabler/icons-react": "^3.44.0",
 				"next": "16.2.1",
 				"react": "19.2.4",
 				"react-dom": "19.2.4",
@@ -1243,6 +1244,32 @@
 				"tslib": "^2.8.0"
 			}
 		},
+		"node_modules/@tabler/icons": {
+			"version": "3.44.0",
+			"resolved": "https://registry.npmjs.org/@tabler/icons/-/icons-3.44.0.tgz",
+			"integrity": "sha512-Wn0AOZG9sg0L+bjfMqq4eNhC6pQjIrk94LvvWYNYkY8KH8wC3YILRzQlrnVJc4FUeMxH/AK97QsYCX35H3LndA==",
+			"license": "MIT",
+			"funding": {
+				"type": "github",
+				"url": "https://github.com/sponsors/codecalm"
+			}
+		},
+		"node_modules/@tabler/icons-react": {
+			"version": "3.44.0",
+			"resolved": "https://registry.npmjs.org/@tabler/icons-react/-/icons-react-3.44.0.tgz",
+			"integrity": "sha512-8+rvzBbVm/1Z3sG3x7GUNAaxIKxwgz8xaMhRs23nrCnMTKRFAhEC+82zAIFeAA0seXdrAGX5HFCkaLpGK2rVHg==",
+			"license": "MIT",
+			"dependencies": {
+				"@tabler/icons": "3.44.0"
+			},
+			"funding": {
+				"type": "github",
+				"url": "https://github.com/sponsors/codecalm"
+			},
+			"peerDependencies": {
+				"react": ">= 16"
+			}
+		},
 		"node_modules/@tailwindcss/node": {
 			"version": "4.2.2",
 			"resolved": "https://registry.npmjs.org/@tailwindcss/node/-/node-4.2.2.tgz",
diff --git a/package.json b/package.json
index b45b0f0..d364d7b 100644
--- a/package.json
+++ b/package.json
@@ -7,9 +7,10 @@
 		"build": "next build",
 		"start": "next start",
 		"lint": "eslint",
-        "deploy": "npm run build && sudo rm -rf /var/lib/server-dash/build && sudo mkdir -p /var/lib/server-dash/build/.next && sudo cp -r .next/standalone/. /var/lib/server-dash/build/ && sudo cp -r .next/static /var/lib/server-dash/build/.next/static && sudo cp -r public /var/lib/server-dash/build/public && sudo cp .env /var/lib/server-dash/.env && sudo chown -R server-dash:server-dash /var/lib/server-dash && sudo systemctl restart server-dash"
+		"deploy": "npm run build && sudo rm -rf /var/lib/server-dash/build && sudo mkdir -p /var/lib/server-dash/build/.next && sudo cp -r .next/standalone/. /var/lib/server-dash/build/ && sudo cp -r .next/static /var/lib/server-dash/build/.next/static && sudo cp -r public /var/lib/server-dash/build/public && sudo cp .env /var/lib/server-dash/.env && sudo chown -R server-dash:server-dash /var/lib/server-dash && sudo systemctl restart server-dash"
 	},
 	"dependencies": {
+		"@tabler/icons-react": "^3.44.0",
 		"next": "16.2.1",
 		"react": "19.2.4",
 		"react-dom": "19.2.4",
diff --git a/public/logo.svg b/public/logo.svg
new file mode 100644
index 0000000..853052c
--- /dev/null
+++ b/public/logo.svg
@@ -0,0 +1,6 @@
+<svg width="140" height="140" viewBox="0 0 140 140" fill="none" xmlns="http://www.w3.org/2000/svg">
+<path d="M72.1388 105.056C64.7788 105.056 58.9228 103.072 54.5708 99.104C50.2828 95.072 48.1388 89.664 48.1388 82.88H62.5388C62.5388 85.824 63.4028 88.192 65.1308 89.984C66.8588 91.712 69.1948 92.576 72.1388 92.576C75.0828 92.576 77.4188 91.744 79.1468 90.08C80.8748 88.352 81.7388 86.016 81.7388 83.072V47.36H65.8988V33.92H96.1388V83.072C96.1388 89.856 93.9948 95.232 89.7068 99.2C85.4188 103.104 79.5628 105.056 72.1388 105.056Z" fill="#428CE2"/>
+<path d="M12 10V130" stroke="#428CE2" stroke-width="15" stroke-linecap="round"/>
+<path d="M129 70C129 82.4932 124.668 94.5999 116.743 104.257C108.817 113.915 97.788 120.525 85.5349 122.962C73.2817 125.4 60.5626 123.513 49.5446 117.624C38.5266 111.735 29.8914 102.207 25.1105 90.6649C20.3296 79.1227 19.6986 66.2799 23.3252 54.3246C26.9518 42.3694 34.6115 32.0415 44.9992 25.1006C55.3869 18.1598 67.8599 15.0355 80.2929 16.26C92.7259 17.4846 104.35 22.9822 113.184 31.8162" stroke="#428CE2" stroke-width="15" stroke-linecap="round"/>
+<path d="M129 70V130" stroke="#428CE2" stroke-width="15" stroke-linecap="round"/>
+</svg>
diff --git a/stores/useThemeStore.ts b/stores/useThemeStore.ts
new file mode 100644
index 0000000..10b3e75
--- /dev/null
+++ b/stores/useThemeStore.ts
@@ -0,0 +1,43 @@
+"use client";
+
+import { useSyncExternalStore } from "react";
+
+const STORAGE_KEY = "theme";
+
+function getTheme(): "light" | "dark" {
+    if (typeof document === "undefined") return "light";
+    return document.documentElement.classList.contains("dark-theme") ? "dark" : "light";
+}
+
+function getThemeSnapshot(): "light" | "dark" {
+    return getTheme();
+}
+
+function getServerSnapshot(): "light" | "dark" {
+    return "light";
+}
+
+const listeners = new Set<() => void>();
+
+function subscribe(cb: () => void) {
+    listeners.add(cb);
+    return () => listeners.delete(cb);
+}
+
+function notifyListeners() {
+    listeners.forEach((cb) => cb());
+}
+
+export function useTheme(): "light" | "dark" {
+    return useSyncExternalStore(subscribe, getThemeSnapshot, getServerSnapshot);
+}
+
+export function useSetTheme() {
+    return function setTheme() {
+        const isDark = document.documentElement.classList.toggle("dark-theme");
+        try {
+            localStorage.setItem(STORAGE_KEY, isDark ? "dark" : "light");
+        } catch {}
+        notifyListeners();
+    };
+}