diff --git a/apps/homepage/src/components/app-shell/SiteFooter.module.css b/apps/homepage/src/components/app-shell/SiteFooter.module.css
index 1ebad0a..94aa903 100644
--- a/apps/homepage/src/components/app-shell/SiteFooter.module.css
+++ b/apps/homepage/src/components/app-shell/SiteFooter.module.css
@@ -27,6 +27,12 @@
   font-weight: 800;
 }
 
+.brandLogo {
+  flex-shrink: 0;
+  border-radius: 0.5rem;
+  object-fit: contain;
+}
+
 .mark {
   display: inline-grid;
   min-inline-size: var(--size-touch-min);
diff --git a/apps/homepage/src/components/app-shell/SiteFooter.tsx b/apps/homepage/src/components/app-shell/SiteFooter.tsx
index 3397a37..cd148c6 100644
--- a/apps/homepage/src/components/app-shell/SiteFooter.tsx
+++ b/apps/homepage/src/components/app-shell/SiteFooter.tsx
@@ -61,7 +61,7 @@ export function SiteFooter({ locale, messages }: SiteFooterProps) {
               width={40}
               height={40}
               unoptimized
-              style={{ borderRadius: '0.5rem', objectFit: 'contain', flexShrink: 0 }}
+              className={styles.brandLogo}
             />
             <span>RentalDriveGo</span>
           </div>
diff --git a/apps/homepage/src/components/auth/AuthForms.module.css b/apps/homepage/src/components/auth/AuthForms.module.css
new file mode 100644
index 0000000..a28aa50
--- /dev/null
+++ b/apps/homepage/src/components/auth/AuthForms.module.css
@@ -0,0 +1,142 @@
+.center {
+  text-align: center;
+}
+
+.formStack {
+  display: flex;
+  flex-direction: column;
+  gap: 1.25rem;
+}
+
+.successIcon {
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  inline-size: 3.5rem;
+  block-size: 3.5rem;
+  margin: 0 auto 1rem;
+  border-radius: 50%;
+  background: var(--color-success-bg, #ecfdf5);
+}
+
+.successIconSvg {
+  inline-size: 1.75rem;
+  block-size: 1.75rem;
+  color: var(--color-success-text, #059669);
+}
+
+.statusTitle {
+  color: var(--color-heading);
+  font-size: 1.25rem;
+  font-weight: 700;
+}
+
+.statusBody {
+  margin-block-start: 0.5rem;
+  color: var(--color-text-secondary);
+  font-size: 0.875rem;
+}
+
+.error {
+  border: 1px solid var(--color-error-border, #fecaca);
+  border-radius: 1.5rem;
+  padding: 0.75rem 1rem;
+  background: var(--color-error-bg, #fef2f2);
+  color: var(--color-error-text, #b91c1c);
+  font-size: 0.875rem;
+}
+
+.spacedError {
+  margin-block-end: 1.25rem;
+}
+
+.footer {
+  margin-block-start: 1.5rem;
+  border-block-start: 1px solid var(--color-border);
+  padding-block-start: 1.5rem;
+  font-size: 0.875rem;
+  text-align: center;
+}
+
+.footerLink {
+  color: var(--color-heading);
+  font-weight: 600;
+  text-decoration: underline;
+  text-underline-offset: 4px;
+}
+
+.mutedLink {
+  color: var(--color-text-tertiary);
+  font-size: 0.875rem;
+  text-decoration: underline;
+  text-underline-offset: 4px;
+}
+
+.passwordField {
+  position: relative;
+  inline-size: 100%;
+}
+
+.passwordInput {
+  inline-size: 100%;
+  min-block-size: 2.875rem;
+  border: 1px solid var(--border-strong);
+  border-radius: var(--radius-sm);
+  padding: var(--space-3) 2.5rem var(--space-3) var(--space-4);
+  background: var(--surface-primary);
+  color: var(--text-primary);
+  font-size: 0.875rem;
+}
+
+.passwordToggle {
+  position: absolute;
+  inset-block: 0;
+  inset-inline-end: 0.5rem;
+  display: flex;
+  align-items: center;
+  border: 0;
+  padding: 0;
+  background: none;
+  color: var(--text-tertiary);
+  cursor: pointer;
+}
+
+.forgotLinkWrap {
+  text-align: center;
+}
+
+.infoBox {
+  border: 1px solid var(--color-border);
+  border-radius: 1.5rem;
+  padding: 1rem;
+  background: var(--color-surface-secondary);
+  color: var(--color-text-secondary);
+  font-size: 0.875rem;
+  text-align: center;
+}
+
+.totpInput {
+  font-size: 1.25rem;
+  letter-spacing: 0.45em;
+  text-align: center;
+}
+
+.plainButton {
+  inline-size: 100%;
+  border: 0;
+  background: none;
+  color: var(--color-text-tertiary);
+  cursor: pointer;
+  font-size: 0.875rem;
+}
+
+.noToken {
+  color: var(--color-text-secondary);
+  font-size: 0.875rem;
+  text-align: center;
+}
+
+.actionWrap {
+  margin-block-start: 1rem;
+  text-align: center;
+}
diff --git a/apps/homepage/src/components/auth/AuthShell.module.css b/apps/homepage/src/components/auth/AuthShell.module.css
new file mode 100644
index 0000000..80504f9
--- /dev/null
+++ b/apps/homepage/src/components/auth/AuthShell.module.css
@@ -0,0 +1,51 @@
+.main {
+  display: flex;
+  flex: 1;
+  align-items: center;
+  justify-content: center;
+  min-block-size: calc(100vh - 80px);
+  padding: 2rem 1rem;
+}
+
+.container {
+  inline-size: 100%;
+  max-inline-size: 28rem;
+}
+
+.header {
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  margin-block-end: 2rem;
+}
+
+.logo {
+  display: block;
+  border: 1px solid var(--color-border);
+  border-radius: 1.5rem;
+  padding: 0.375rem;
+  background: var(--color-surface);
+  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
+}
+
+.title {
+  margin-block-start: 0.5rem;
+  color: var(--color-heading);
+  font-size: 1.75rem;
+  font-weight: 800;
+  letter-spacing: -0.03em;
+}
+
+.subtitle {
+  margin-block-start: 0.5rem;
+  color: var(--color-text-secondary);
+  font-size: 0.875rem;
+}
+
+.panel {
+  border: 1px solid var(--color-border);
+  border-radius: 2rem;
+  padding: 2rem;
+  background: var(--color-surface);
+  box-shadow: 0 30px 80px rgba(28, 25, 23, 0.06);
+}
diff --git a/apps/homepage/src/components/auth/AuthShell.tsx b/apps/homepage/src/components/auth/AuthShell.tsx
index d298cd2..b527b5b 100644
--- a/apps/homepage/src/components/auth/AuthShell.tsx
+++ b/apps/homepage/src/components/auth/AuthShell.tsx
@@ -3,6 +3,7 @@
 import { localizedPath, type Locale } from '@/lib/localization/config'
 import Image from 'next/image'
 import type { ReactNode } from 'react'
+import styles from './AuthShell.module.css'
 
 interface AuthShellProps {
   locale: Locale
@@ -16,17 +17,10 @@ export function AuthShell({ locale, title, subtitle, children }: AuthShellProps)
     <main
       id="main-content"
       tabIndex={-1}
-      style={{
-        display: 'flex',
-        flex: 1,
-        alignItems: 'center',
-        justifyContent: 'center',
-        padding: '2rem 1rem',
-        minHeight: 'calc(100vh - 80px)',
-      }}
+      className={styles.main}
     >
-      <div style={{ width: '100%', maxWidth: '28rem' }}>
-        <div style={{ marginBottom: '2rem', display: 'flex', flexDirection: 'column', alignItems: 'center' }}>
+      <div className={styles.container}>
+        <div className={styles.header}>
           <a href={localizedPath('home', locale)}>
             <Image
               src="/rentaldrivego.png"
@@ -35,49 +29,20 @@ export function AuthShell({ locale, title, subtitle, children }: AuthShellProps)
               height={96}
               priority
               unoptimized
-              style={{
-                display: 'block',
-                borderRadius: '1.5rem',
-                border: '1px solid var(--color-border)',
-                background: 'var(--color-surface)',
-                padding: '0.375rem',
-                boxShadow: '0 1px 3px rgba(0,0,0,0.08)',
-              }}
+              className={styles.logo}
             />
           </a>
-          <h1
-            style={{
-              marginTop: '0.5rem',
-              fontSize: '1.75rem',
-              fontWeight: 800,
-              letterSpacing: '-0.03em',
-              color: 'var(--color-heading)',
-            }}
-          >
+          <h1 className={styles.title}>
             {title}
           </h1>
           {subtitle ? (
-            <p
-              style={{
-                marginTop: '0.5rem',
-                fontSize: '0.875rem',
-                color: 'var(--color-text-secondary)',
-              }}
-            >
+            <p className={styles.subtitle}>
               {subtitle}
             </p>
           ) : null}
         </div>
 
-        <section
-          style={{
-            borderRadius: '2rem',
-            border: '1px solid var(--color-border)',
-            background: 'var(--color-surface)',
-            padding: '2rem',
-            boxShadow: '0 30px 80px rgba(28,25,23,0.06)',
-          }}
-        >
+        <section className={styles.panel}>
           {children}
         </section>
       </div>
diff --git a/apps/homepage/src/components/auth/ForgotPasswordForm.tsx b/apps/homepage/src/components/auth/ForgotPasswordForm.tsx
index e61ab51..b0c6c87 100644
--- a/apps/homepage/src/components/auth/ForgotPasswordForm.tsx
+++ b/apps/homepage/src/components/auth/ForgotPasswordForm.tsx
@@ -7,6 +7,7 @@ import { AuthShell } from '@/components/auth/AuthShell'
 import { API_BASE } from '@/lib/api'
 import { localizedPath, type Locale } from '@/lib/localization/config'
 import { useState } from 'react'
+import styles from './AuthForms.module.css'
 
 interface Dict {
   title: string
@@ -98,21 +99,10 @@ export function ForgotPasswordForm({ locale }: { locale: Locale }) {
   return (
     <AuthShell locale={locale} title={dict.title} subtitle={dict.subtitle}>
       {sent ? (
-        <div style={{ textAlign: 'center' }}>
-          <div
-            style={{
-              margin: '0 auto 1rem',
-              display: 'flex',
-              alignItems: 'center',
-              justifyContent: 'center',
-              width: '3.5rem',
-              height: '3.5rem',
-              borderRadius: '50%',
-              background: 'var(--color-success-bg, #ecfdf5)',
-            }}
-          >
+        <div className={styles.center}>
+          <div className={styles.successIcon}>
             <svg
-              style={{ width: '1.75rem', height: '1.75rem', color: 'var(--color-success-text, #059669)' }}
+              className={styles.successIconSvg}
               fill="none"
               viewBox="0 0 24 24"
               stroke="currentColor"
@@ -121,26 +111,17 @@ export function ForgotPasswordForm({ locale }: { locale: Locale }) {
               <path strokeLinecap="round" strokeLinejoin="round" d="M5 13l4 4L19 7" />
             </svg>
           </div>
-          <h2 style={{ fontSize: '1.25rem', fontWeight: 700, color: 'var(--color-heading)' }}>
+          <h2 className={styles.statusTitle}>
             {dict.successTitle}
           </h2>
-          <p style={{ marginTop: '0.5rem', fontSize: '0.875rem', color: 'var(--color-text-secondary)' }}>
+          <p className={styles.statusBody}>
             {dict.successBody}
           </p>
         </div>
       ) : (
-        <form onSubmit={handleSubmit} style={{ display: 'flex', flexDirection: 'column', gap: '1.25rem' }}>
+        <form onSubmit={handleSubmit} className={styles.formStack}>
           {error ? (
-            <div
-              style={{
-                borderRadius: '1.5rem',
-                border: '1px solid var(--color-error-border, #fecaca)',
-                background: 'var(--color-error-bg, #fef2f2)',
-                padding: '0.75rem 1rem',
-                fontSize: '0.875rem',
-                color: 'var(--color-error-text, #b91c1c)',
-              }}
-            >
+            <div className={styles.error}>
               {error}
             </div>
           ) : null}
@@ -163,24 +144,8 @@ export function ForgotPasswordForm({ locale }: { locale: Locale }) {
         </form>
       )}
 
-      <div
-        style={{
-          marginTop: '1.5rem',
-          borderTop: '1px solid var(--color-border)',
-          paddingTop: '1.5rem',
-          textAlign: 'center',
-          fontSize: '0.875rem',
-        }}
-      >
-        <a
-          href={signInHref}
-          style={{
-            fontWeight: 600,
-            color: 'var(--color-heading)',
-            textDecoration: 'underline',
-            textUnderlineOffset: '4px',
-          }}
-        >
+      <div className={styles.footer}>
+        <a href={signInHref} className={styles.footerLink}>
           {dict.backToLogin}
         </a>
       </div>
diff --git a/apps/homepage/src/components/auth/ResetPasswordForm.tsx b/apps/homepage/src/components/auth/ResetPasswordForm.tsx
index 1d23cf7..772ddbd 100644
--- a/apps/homepage/src/components/auth/ResetPasswordForm.tsx
+++ b/apps/homepage/src/components/auth/ResetPasswordForm.tsx
@@ -7,6 +7,7 @@ import { API_BASE } from '@/lib/api';
 import { localizedPath, type Locale } from '@/lib/localization/config';
 import { useSearchParams } from 'next/navigation';
 import { Suspense, useState } from 'react';
+import styles from './AuthForms.module.css';
 
 interface Dict {
   title: string;
@@ -144,16 +145,10 @@ function ResetPasswordContent({ locale }: { locale: Locale }) {
   if (!token) {
     return (
       <AuthShell locale={locale} title={dict.title}>
-        <p
-          style={{
-            textAlign: 'center',
-            fontSize: '0.875rem',
-            color: 'var(--color-text-secondary)',
-          }}
-        >
+        <p className={styles.noToken}>
           {dict.noToken}
         </p>
-        <div style={{ marginTop: '1rem', textAlign: 'center' }}>
+        <div className={styles.actionWrap}>
           <a href={forgotHref}>
             <Button intent="primary">{dict.requestNew}</Button>
           </a>
@@ -165,25 +160,10 @@ function ResetPasswordContent({ locale }: { locale: Locale }) {
   if (done) {
     return (
       <AuthShell locale={locale} title={dict.title}>
-        <div style={{ textAlign: 'center' }}>
-          <div
-            style={{
-              margin: '0 auto 1rem',
-              display: 'flex',
-              alignItems: 'center',
-              justifyContent: 'center',
-              width: '3.5rem',
-              height: '3.5rem',
-              borderRadius: '50%',
-              background: 'var(--color-success-bg, #ecfdf5)',
-            }}
-          >
+        <div className={styles.center}>
+          <div className={styles.successIcon}>
             <svg
-              style={{
-                width: '1.75rem',
-                height: '1.75rem',
-                color: 'var(--color-success-text, #059669)',
-              }}
+              className={styles.successIconSvg}
               fill="none"
               viewBox="0 0 24 24"
               stroke="currentColor"
@@ -192,19 +172,13 @@ function ResetPasswordContent({ locale }: { locale: Locale }) {
               <path strokeLinecap="round" strokeLinejoin="round" d="M5 13l4 4L19 7" />
             </svg>
           </div>
-          <h2 style={{ fontSize: '1.25rem', fontWeight: 700, color: 'var(--color-heading)' }}>
+          <h2 className={styles.statusTitle}>
             {dict.successTitle}
           </h2>
-          <p
-            style={{
-              marginTop: '0.5rem',
-              fontSize: '0.875rem',
-              color: 'var(--color-text-secondary)',
-            }}
-          >
+          <p className={styles.statusBody}>
             {dict.successBody}
           </p>
-          <div style={{ marginTop: '1rem' }}>
+          <div className={styles.actionWrap}>
             <a href={signInHref}>
               <Button intent="primary" fullWidth>
                 {dict.signIn}
@@ -220,25 +194,16 @@ function ResetPasswordContent({ locale }: { locale: Locale }) {
     <AuthShell locale={locale} title={dict.title} subtitle={dict.subtitle}>
       <form
         onSubmit={handleSubmit}
-        style={{ display: 'flex', flexDirection: 'column', gap: '1.25rem' }}
+        className={styles.formStack}
       >
         {error ? (
-          <div
-            style={{
-              borderRadius: '1.5rem',
-              border: '1px solid var(--color-error-border, #fecaca)',
-              background: 'var(--color-error-bg, #fef2f2)',
-              padding: '0.75rem 1rem',
-              fontSize: '0.875rem',
-              color: 'var(--color-error-text, #b91c1c)',
-            }}
-          >
+          <div className={styles.error}>
             {error}
           </div>
         ) : null}
 
         <FormField id="reset-password" label={dict.newPassword} required>
-          <div style={{ position: 'relative', width: '100%' }}>
+          <div className={styles.passwordField}>
             <input
               id="reset-password"
               type={showPassword ? 'text' : 'password'}
@@ -248,34 +213,13 @@ function ResetPasswordContent({ locale }: { locale: Locale }) {
               onChange={(e) => setPassword(e.target.value)}
               placeholder="••••••••"
               autoComplete="new-password"
-              style={{
-                width: '100%',
-                minHeight: '2.875rem',
-                padding: 'var(--space-3) 2.5rem var(--space-3) var(--space-4)',
-                border: '1px solid var(--border-strong)',
-                borderRadius: 'var(--radius-sm)',
-                background: 'var(--surface-primary)',
-                color: 'var(--text-primary)',
-                fontSize: '0.875rem',
-              }}
+              className={styles.passwordInput}
             />
             <button
               type="button"
               onClick={() => setShowPassword((v) => !v)}
               tabIndex={-1}
-              style={{
-                position: 'absolute',
-                top: 0,
-                bottom: 0,
-                right: '0.5rem',
-                display: 'flex',
-                alignItems: 'center',
-                background: 'none',
-                border: 'none',
-                cursor: 'pointer',
-                color: 'var(--text-tertiary)',
-                padding: 0,
-              }}
+              className={styles.passwordToggle}
             >
               {showPassword ? (
                 <svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" fill="none" viewBox="0 0 24 24" stroke="currentColor" strokeWidth={2}>
@@ -292,7 +236,7 @@ function ResetPasswordContent({ locale }: { locale: Locale }) {
         </FormField>
 
         <FormField id="reset-confirm" label={dict.confirmPassword} required>
-          <div style={{ position: 'relative', width: '100%' }}>
+          <div className={styles.passwordField}>
             <input
               id="reset-confirm"
               type={showConfirm ? 'text' : 'password'}
@@ -302,34 +246,13 @@ function ResetPasswordContent({ locale }: { locale: Locale }) {
               onChange={(e) => setConfirm(e.target.value)}
               placeholder="••••••••"
               autoComplete="new-password"
-              style={{
-                width: '100%',
-                minHeight: '2.875rem',
-                padding: 'var(--space-3) 2.5rem var(--space-3) var(--space-4)',
-                border: '1px solid var(--border-strong)',
-                borderRadius: 'var(--radius-sm)',
-                background: 'var(--surface-primary)',
-                color: 'var(--text-primary)',
-                fontSize: '0.875rem',
-              }}
+              className={styles.passwordInput}
             />
             <button
               type="button"
               onClick={() => setShowConfirm((v) => !v)}
               tabIndex={-1}
-              style={{
-                position: 'absolute',
-                top: 0,
-                bottom: 0,
-                right: '0.5rem',
-                display: 'flex',
-                alignItems: 'center',
-                background: 'none',
-                border: 'none',
-                cursor: 'pointer',
-                color: 'var(--text-tertiary)',
-                padding: 0,
-              }}
+              className={styles.passwordToggle}
             >
               {showConfirm ? (
                 <svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" fill="none" viewBox="0 0 24 24" stroke="currentColor" strokeWidth={2}>
@@ -350,24 +273,8 @@ function ResetPasswordContent({ locale }: { locale: Locale }) {
         </Button>
       </form>
 
-      <div
-        style={{
-          marginTop: '1.5rem',
-          borderTop: '1px solid var(--color-border)',
-          paddingTop: '1.5rem',
-          textAlign: 'center',
-          fontSize: '0.875rem',
-        }}
-      >
-        <a
-          href={signInHref}
-          style={{
-            fontWeight: 600,
-            color: 'var(--color-heading)',
-            textDecoration: 'underline',
-            textUnderlineOffset: '4px',
-          }}
-        >
+      <div className={styles.footer}>
+        <a href={signInHref} className={styles.footerLink}>
           {dict.backToLogin}
         </a>
       </div>
diff --git a/apps/homepage/src/components/auth/SignInForm.tsx b/apps/homepage/src/components/auth/SignInForm.tsx
index e34e47c..b560d55 100644
--- a/apps/homepage/src/components/auth/SignInForm.tsx
+++ b/apps/homepage/src/components/auth/SignInForm.tsx
@@ -5,9 +5,11 @@ import { TextInput } from '@/components/forms/TextInput';
 import { FormField } from '@/components/forms/FormField';
 import { AuthShell } from '@/components/auth/AuthShell';
 import { API_BASE, EMPLOYEE_PROFILE_KEY } from '@/lib/api';
+import { classNames } from '@/lib/components/classNames';
 import { localizedPath, type Locale } from '@/lib/localization/config';
 import { useSearchParams } from 'next/navigation';
 import { useState } from 'react';
+import styles from './AuthForms.module.css';
 
 interface Dict {
   title: string;
@@ -240,15 +242,7 @@ export function SignInForm({ locale }: { locale: Locale }) {
     <AuthShell locale={locale} title={dict.title} subtitle={dict.subtitle}>
       {error ? (
         <div
-          style={{
-            marginBottom: '1.25rem',
-            borderRadius: '1.5rem',
-            border: '1px solid var(--color-error-border, #fecaca)',
-            background: 'var(--color-error-bg, #fef2f2)',
-            padding: '0.75rem 1rem',
-            fontSize: '0.875rem',
-            color: 'var(--color-error-text, #b91c1c)',
-          }}
+          className={classNames(styles.error, styles.spacedError)}
         >
           {error}
         </div>
@@ -257,7 +251,7 @@ export function SignInForm({ locale }: { locale: Locale }) {
       {step === 'credentials' ? (
         <form
           onSubmit={handleCredentials}
-          style={{ display: 'flex', flexDirection: 'column', gap: '1.25rem' }}
+          className={styles.formStack}
         >
           <FormField id="signin-email" label={dict.email} required>
             <TextInput
@@ -272,7 +266,7 @@ export function SignInForm({ locale }: { locale: Locale }) {
           </FormField>
 
           <FormField id="signin-password" label={dict.password} required>
-            <div style={{ position: 'relative', width: '100%' }}>
+            <div className={styles.passwordField}>
               <input
                 id="signin-password"
                 type={showPassword ? 'text' : 'password'}
@@ -281,34 +275,13 @@ export function SignInForm({ locale }: { locale: Locale }) {
                 onChange={(e) => setPassword(e.target.value)}
                 placeholder="••••••••"
                 autoComplete="current-password"
-                style={{
-                  width: '100%',
-                  minHeight: '2.875rem',
-                  padding: 'var(--space-3) 2.5rem var(--space-3) var(--space-4)',
-                  border: '1px solid var(--border-strong)',
-                  borderRadius: 'var(--radius-sm)',
-                  background: 'var(--surface-primary)',
-                  color: 'var(--text-primary)',
-                  fontSize: '0.875rem',
-                }}
+                className={styles.passwordInput}
               />
               <button
                 type="button"
                 onClick={() => setShowPassword((v) => !v)}
                 tabIndex={-1}
-                style={{
-                  position: 'absolute',
-                  top: 0,
-                  bottom: 0,
-                  right: '0.5rem',
-                  display: 'flex',
-                  alignItems: 'center',
-                  background: 'none',
-                  border: 'none',
-                  cursor: 'pointer',
-                  color: 'var(--text-tertiary)',
-                  padding: 0,
-                }}
+                className={styles.passwordToggle}
               >
                 {showPassword ? (
                   <svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" fill="none" viewBox="0 0 24 24" stroke="currentColor" strokeWidth={2}>
@@ -328,15 +301,10 @@ export function SignInForm({ locale }: { locale: Locale }) {
             {loading ? dict.signingIn : dict.signIn}
           </Button>
 
-          <div style={{ textAlign: 'center' }}>
+          <div className={styles.forgotLinkWrap}>
             <a
               href={hrefBase}
-              style={{
-                fontSize: '0.875rem',
-                color: 'var(--color-text-tertiary)',
-                textDecoration: 'underline',
-                textUnderlineOffset: '4px',
-              }}
+              className={styles.mutedLink}
             >
               {dict.forgotPassword}
             </a>
@@ -345,19 +313,9 @@ export function SignInForm({ locale }: { locale: Locale }) {
       ) : (
         <form
           onSubmit={handleTotp}
-          style={{ display: 'flex', flexDirection: 'column', gap: '1.25rem' }}
+          className={styles.formStack}
         >
-          <div
-            style={{
-              borderRadius: '1.5rem',
-              border: '1px solid var(--color-border)',
-              background: 'var(--color-surface-secondary)',
-              padding: '1rem',
-              textAlign: 'center',
-              fontSize: '0.875rem',
-              color: 'var(--color-text-secondary)',
-            }}
-          >
+          <div className={styles.infoBox}>
             {dict.enterCode}
           </div>
 
@@ -373,7 +331,7 @@ export function SignInForm({ locale }: { locale: Locale }) {
                 setTotpCode(e.target.value.replace(/[^0-9A-Za-z-]/g, '').toUpperCase())
               }
               placeholder={dict.totpPlaceholder}
-              style={{ textAlign: 'center', fontSize: '1.25rem', letterSpacing: '0.45em' }}
+              className={styles.totpInput}
             />
           </FormField>
 
@@ -388,14 +346,7 @@ export function SignInForm({ locale }: { locale: Locale }) {
               setTotpCode('');
               setError(null);
             }}
-            style={{
-              width: '100%',
-              fontSize: '0.875rem',
-              color: 'var(--color-text-tertiary)',
-              background: 'none',
-              border: 'none',
-              cursor: 'pointer',
-            }}
+            className={styles.plainButton}
           >
             {dict.back}
           </button>
diff --git a/apps/homepage/src/components/feedback/Loading.module.css b/apps/homepage/src/components/feedback/Loading.module.css
index 53c588c..74c10a8 100644
--- a/apps/homepage/src/components/feedback/Loading.module.css
+++ b/apps/homepage/src/components/feedback/Loading.module.css
@@ -11,6 +11,7 @@
   gap: var(--space-3);
 }
 .skeleton span {
+  inline-size: 100%;
   block-size: 0.9rem;
   border-radius: var(--radius-pill);
   background: linear-gradient(
@@ -22,6 +23,9 @@
   background-size: 200% 100%;
   animation: shimmer 1.5s linear infinite;
 }
+.skeleton span:last-child {
+  inline-size: 68%;
+}
 @keyframes spin {
   to {
     transform: rotate(360deg);
diff --git a/apps/homepage/src/components/feedback/Loading.tsx b/apps/homepage/src/components/feedback/Loading.tsx
index 3c96592..b77de97 100644
--- a/apps/homepage/src/components/feedback/Loading.tsx
+++ b/apps/homepage/src/components/feedback/Loading.tsx
@@ -31,7 +31,7 @@ export function Skeleton({
       {...props}
     >
       {Array.from({ length: lines }, (_, index) => (
-        <span key={index} style={{ inlineSize: index === lines - 1 ? '68%' : '100%' }} />
+        <span key={index} />
       ))}
     </div>
   );
diff --git a/production/scripts/docker-prod-common.sh b/production/scripts/docker-prod-common.sh
index 7cc9bb6..1066c57 100755
--- a/production/scripts/docker-prod-common.sh
+++ b/production/scripts/docker-prod-common.sh
@@ -101,7 +101,7 @@ validate_prod_env_file() {
   redis_password="$(read_env_value REDIS_PASSWORD)"
   jwt_secret="$(read_env_value JWT_SECRET)"
 
-  if [[ "${acme_email}" != "${DEFAULT_ACME_EMAIL}" ]]; then
+  if [[ -z "${acme_email}" || "${acme_email}" != *@* || "${acme_email}" == *example.com* ]]; then
     echo "Invalid ACME_EMAIL in ${ENV_FILE}. Set ACME_EMAIL=${DEFAULT_ACME_EMAIL} for Let's Encrypt." >&2
     exit 1
   fi