:root {
  color-scheme: light;
  --bg: #fbfbfe;
  --surface: #ffffff;
  --surface-2: #f6f5fb;
  --surface-3: #efedf8;
  --ink: #11131c;
  --muted: #656978;
  --faint: #8d91a1;
  --line: #e7e5ef;
  --line-strong: #d8d4e5;
  --purple: #7b42ff;
  --purple-2: #a150ff;
  --blue: #078df5;
  --green: #11b981;
  --red: #dc4c5d;
  --shadow: 0 22px 70px rgba(45, 33, 81, .10);
  --header: rgba(255, 255, 255, .90);
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --bg: #080a17;
  --surface: #0f1223;
  --surface-2: #14172a;
  --surface-3: #1d2035;
  --ink: #f7f7fb;
  --muted: #a5a8b7;
  --faint: #7d8192;
  --line: #292c41;
  --line-strong: #383c55;
  --shadow: 0 24px 80px rgba(0, 0, 0, .28);
  --header: rgba(8, 10, 23, .90);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; min-width: 320px; background: var(--bg); color: var(--ink); font-family: "DM Sans", system-ui, sans-serif; transition: background .2s, color .2s; }
button, input, select, textarea { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
button { color: inherit; }
a { color: inherit; }
[hidden] { display: none !important; }

.site-header { position: sticky; z-index: 30; top: 0; height: 78px; padding: 0 max(22px, calc((100vw - 1160px) / 2)); display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 28px; background: var(--header); border-bottom: 1px solid var(--line); backdrop-filter: blur(18px); }
.brand { display: inline-flex; align-items: center; gap: 11px; width: fit-content; text-decoration: none; }
.brand-mark { width: 40px; height: 40px; display: grid; place-items: center; border-radius: 13px; color: #fff; background: linear-gradient(145deg, var(--purple-2), var(--blue)); box-shadow: 0 9px 24px rgba(123, 66, 255, .28); }
.brand-mark svg { width: 22px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linejoin: round; }
.brand-mark img { width: 100%; height: 100%; object-fit: contain; border-radius: inherit; }
.brand > span:last-child { display: grid; line-height: 1.18; }
.brand b { font: 800 18px/1.2 Manrope, sans-serif; letter-spacing: -.035em; }
.brand small { margin-top: 4px; color: var(--faint); font-size: 10px; }
.main-nav { display: flex; align-items: center; gap: 27px; }
.main-nav a { position: relative; padding: 28px 0 24px; color: var(--muted); font-weight: 600; font-size: 14px; text-decoration: none; }
.main-nav a:hover, .main-nav a.active { color: var(--purple); }
.main-nav a.active::after { content: ""; position: absolute; right: 0; bottom: -1px; left: 0; height: 2px; border-radius: 4px 4px 0 0; background: var(--purple); }
.header-actions { position: relative; justify-self: end; display: flex; align-items: center; gap: 12px; }
.theme-toggle { position: relative; width: 66px; height: 38px; padding: 0; border: 1px solid var(--line); border-radius: 999px; background: var(--surface-2); cursor: pointer; }
.theme-toggle::before, .theme-toggle::after { position: absolute; top: 50%; translate: 0 -50%; font-size: 12px; }
.theme-toggle::before { content: "\263E"; left: 10px; }
.theme-toggle::after { content: "\2600"; right: 9px; color: var(--faint); }
.theme-toggle span { position: absolute; z-index: 1; top: 4px; left: 4px; width: 28px; height: 28px; border-radius: 50%; background: linear-gradient(145deg, var(--purple), var(--blue)); box-shadow: 0 4px 14px rgba(74, 75, 230, .35); transition: translate .22s; }
.theme-toggle[aria-checked="true"] span { translate: 29px 0; }
.profile-button { min-width: 205px; height: 48px; padding: 5px 11px 5px 5px; display: flex; align-items: center; gap: 10px; border: 1px solid var(--line); border-radius: 25px; background: var(--surface); cursor: pointer; }
.profile-button i { flex: 0 0 auto; width: 37px; height: 37px; display: grid; place-items: center; border-radius: 50%; color: #fff; background: linear-gradient(145deg, var(--purple), var(--blue)); font-style: normal; font-weight: 800; }
.profile-button span { min-width: 0; flex: 1; display: grid; text-align: left; line-height: 1.15; }
.profile-button b, .profile-button small { overflow: hidden; white-space: nowrap; text-overflow: ellipsis; }
.profile-button b { font-size: 13px; }
.profile-button small { margin-top: 3px; color: var(--faint); font-size: 10px; }
.profile-button em { color: var(--faint); font-style: normal; }
.profile-menu { position: absolute; z-index: 50; top: 55px; right: 0; width: 330px; padding: 17px 12px 12px; border: 1px solid var(--line); border-radius: 15px; background: var(--surface); box-shadow: var(--shadow); }
.profile-menu > span { display: flex; justify-content: space-between; padding: 0 9px; color: var(--faint); font-size: 10px; font-weight: 800; letter-spacing: .08em; }
.profile-menu > strong { display: block; padding: 6px 9px 2px; overflow: hidden; font-size: 13px; text-overflow: ellipsis; }
.profile-menu hr { margin: 13px -12px; border: 0; border-top: 1px solid var(--line); }
.profile-menu > button, .profile-menu > a { width: 100%; min-height: 39px; padding: 8px 10px; display: flex; align-items: center; gap: 10px; border: 0; border-radius: 9px; background: transparent; color: var(--ink); font-size: 13px; text-align: left; text-decoration: none; cursor: pointer; }
.profile-menu > button:hover, .profile-menu > a:hover { background: var(--surface-2); }
.saved-mailboxes { max-height: 250px; margin-top: 7px; overflow: auto; }
.saved-row { display: flex; align-items: center; border-radius: 10px; }
.saved-row.active { background: var(--surface-2); }
.saved-row > button:first-child { min-width: 0; flex: 1; padding: 7px; display: flex; align-items: center; gap: 9px; border: 0; background: transparent; text-align: left; cursor: pointer; }
.saved-row i { flex: 0 0 auto; width: 28px; height: 28px; display: grid; place-items: center; border-radius: 50%; background: #eee8ff; color: var(--purple); font-style: normal; font-size: 11px; font-weight: 800; }
.saved-row span { min-width: 0; flex: 1; overflow: hidden; font-size: 12px; white-space: nowrap; text-overflow: ellipsis; }
.saved-row span small { display: block; margin-top: 2px; color: var(--faint); font-size: 9px; }
.saved-row b { color: var(--green); }
.forget-mailbox { flex: 0 0 auto; width: 30px; height: 30px; border: 0; background: transparent; color: var(--faint); cursor: pointer; }

.hero { position: relative; padding: 76px 22px 52px; overflow: hidden; }
.hero::before { content: ""; position: absolute; z-index: -1; top: -220px; left: 50%; width: 900px; height: 530px; translate: -50% 0; border-radius: 50%; background: radial-gradient(ellipse, rgba(124, 66, 255, .13), transparent 68%); pointer-events: none; }
.hero-copy-wrap { max-width: 980px; margin: 0 auto 44px; text-align: center; }
.hero-pill { display: inline-block; margin-bottom: 20px; color: var(--purple); font-size: 10px; font-weight: 800; letter-spacing: .14em; }
.hero h1 { margin: 0; font: 800 clamp(42px, 5.3vw, 72px)/.98 Manrope, sans-serif; letter-spacing: -.065em; }
.hero h1 em { color: transparent; background: linear-gradient(90deg, var(--purple-2), var(--purple), var(--blue)); background-clip: text; font-style: normal; }
.hero-copy-wrap > p { max-width: 770px; margin: 23px auto 0; color: var(--muted); font-size: clamp(15px, 1.6vw, 18px); line-height: 1.65; }
.limit-notice { max-width: 1100px; margin: -17px auto 18px; padding: 13px 16px; display: flex; align-items: center; justify-content: space-between; gap: 15px; border: 1px solid #edc4a8; border-radius: 13px; background: #fff7ef; color: #5f3820; }
:root[data-theme="dark"] .limit-notice { background: #2a1c15; color: #ffd6bd; border-color: #68442e; }
.limit-notice div { display: grid; gap: 2px; }
.limit-notice span { font-size: 12px; opacity: .8; }
.limit-notice a { padding: 8px 12px; border-radius: 8px; background: #5f3820; color: #fff; font-size: 12px; font-weight: 700; text-decoration: none; }

.mail-workspace { max-width: 1100px; min-height: 520px; margin: auto; display: grid; grid-template-columns: 350px 1fr; gap: 18px; align-items: stretch; }
.credential-panel, .workspace-inbox { border: 1px solid var(--line); background: var(--surface); box-shadow: 0 18px 60px rgba(39, 25, 73, .06); }
.credential-panel { align-self: start; padding: 27px 23px 20px; border-color: rgba(123, 66, 255, .72); border-radius: 23px; }
.panel-label { display: flex; align-items: center; gap: 8px; margin-bottom: 17px; color: var(--muted); font-size: 12px; font-weight: 600; }
.shield-dot { width: 13px; height: 15px; display: inline-block; border: 2px solid var(--purple); border-radius: 7px 7px 9px 9px; }
.privacy-note .shield-dot { width: 10px; height: 12px; border-color: var(--green); }
.credential-field { min-height: 50px; padding: 9px 8px 9px 15px; display: flex; align-items: center; gap: 8px; border: 1px solid var(--line); border-radius: 15px; background: var(--surface-2); }
.credential-field + .credential-field { margin-top: 11px; }
.credential-field strong { min-width: 0; flex: 1; overflow: hidden; font-size: 14px; white-space: nowrap; text-overflow: ellipsis; }
.credential-field > button { flex: 0 0 auto; width: 36px; height: 36px; border: 1px solid var(--line); border-radius: 11px; background: var(--surface); cursor: pointer; }
.password-field > span { color: var(--faint); font-size: 10px; font-weight: 700; letter-spacing: .05em; }
.password-field strong { font-size: 12px; letter-spacing: .09em; }
.change-password { width: 100%; padding: 9px 3px 12px; border: 0; background: transparent; color: var(--purple); font-size: 11px; font-weight: 700; text-align: right; cursor: pointer; }
.workspace-primary, .workspace-secondary, .custom-address-toggle { width: 100%; min-height: 48px; border-radius: 13px; font-weight: 700; cursor: pointer; }
.workspace-primary { border: 0; background: linear-gradient(105deg, var(--purple-2), var(--purple), var(--blue)); color: #fff; box-shadow: 0 10px 25px rgba(123, 66, 255, .25); }
.workspace-primary:disabled { filter: grayscale(.7); opacity: .55; cursor: not-allowed; }
.workspace-secondary { margin-top: 11px; border: 1px solid var(--line); background: var(--surface); }
.custom-address-toggle { min-height: 38px; margin-top: 5px; border: 0; background: transparent; color: var(--purple); font-size: 11px; }
.privacy-note { margin: 12px 0 0; display: flex; justify-content: center; align-items: center; gap: 7px; color: var(--faint); font-size: 10px; }
.privacy-note b { color: var(--green); }

.workspace-inbox { position: relative; height: 520px; overflow: hidden; border-radius: 20px; }
.inbox-toolbar { min-height: 70px; padding: 14px 16px 14px 20px; display: flex; align-items: center; justify-content: space-between; gap: 14px; border-bottom: 1px solid var(--line); }
.inbox-title { display: flex; align-items: center; gap: 9px; }
.inbox-title i { width: 8px; height: 8px; border-radius: 50%; background: var(--green); box-shadow: 0 0 0 4px rgba(17, 185, 129, .1); }
.inbox-title h2 { margin: 0; font: 700 18px Manrope, sans-serif; }
.inbox-title > span { min-width: 24px; height: 24px; padding: 0 7px; display: grid; place-items: center; border-radius: 99px; background: #eee8ff; color: var(--purple); font-size: 11px; font-weight: 800; }
.inbox-actions { position: relative; display: flex; align-items: center; gap: 8px; }
.inbox-actions > button, .search-box { height: 40px; border: 1px solid var(--line); border-radius: 11px; background: var(--surface); }
.inbox-actions > button { padding: 0 13px; cursor: pointer; }
.search-box { width: 230px; padding: 0 12px; display: flex; align-items: center; gap: 8px; color: var(--faint); }
.search-box input { min-width: 0; flex: 1; border: 0; outline: 0; background: transparent; color: var(--ink); font-size: 12px; }
.icon-button { width: 40px; padding: 0 !important; }
.filter-menu { position: absolute; z-index: 5; top: 47px; left: 0; width: 175px; padding: 10px; display: grid; gap: 3px; border: 1px solid var(--line); border-radius: 12px; background: var(--surface); box-shadow: var(--shadow); }
.filter-menu > span { padding: 5px 8px; color: var(--faint); font-size: 9px; font-weight: 800; letter-spacing: .12em; }
.filter-menu button { padding: 8px; border: 0; border-radius: 8px; background: transparent; text-align: left; cursor: pointer; }
.filter-menu button:hover, .filter-menu button.active { background: var(--surface-2); color: var(--purple); }
.message-list { height: calc(100% - 70px); overflow-y: auto; scrollbar-color: var(--line-strong) transparent; }
.message-row { position: relative; min-height: 116px; padding: 20px 50px 18px 23px; display: grid; grid-template-columns: 42px minmax(0, 1fr); gap: 13px; border-bottom: 1px solid var(--line); cursor: pointer; transition: background .15s; }
.message-row:hover { background: var(--surface-2); }
.message-row.unread::before { content: ""; position: absolute; top: 21px; left: 18px; width: 7px; height: 7px; border: 2px solid var(--surface); border-radius: 50%; background: var(--purple); }
.sender-avatar { width: 40px; height: 40px; display: grid; place-items: center; border: 1px solid #bfaeff; border-radius: 50%; background: linear-gradient(145deg, #f2edff, #f7fafe); color: var(--purple); font-weight: 800; }
:root[data-theme="dark"] .sender-avatar { background: #24203d; }
.message-summary { min-width: 0; }
.message-summary > div { display: flex; justify-content: space-between; gap: 12px; }
.message-summary h3 { margin: 0; font-size: 13px; }
.message-summary time { color: var(--purple); font-size: 10px; }
.message-summary small { display: block; margin: 2px 0 8px; color: var(--faint); font-size: 10px; }
.message-summary strong { display: block; overflow: hidden; font-size: 12px; white-space: nowrap; text-overflow: ellipsis; }
.message-summary p { margin: 3px 0 0; overflow: hidden; color: var(--muted); font-size: 11px; white-space: nowrap; text-overflow: ellipsis; }
.row-actions { position: absolute; right: 14px; bottom: 17px; display: flex; gap: 5px; }
.row-actions button { width: 30px; height: 30px; border: 0; border-radius: 8px; background: transparent; color: var(--muted); cursor: pointer; }
.row-actions button:hover { background: var(--surface-3); color: var(--purple); }
.row-otp { margin-top: 8px; padding: 4px 8px; border: 1px solid #c9b8ff; border-radius: 8px; background: #f4efff; color: var(--purple); font-size: 10px; cursor: pointer; }
:root[data-theme="dark"] .row-otp { background: #28203e; }
.empty { min-height: 100%; padding: 55px 25px; display: grid; align-content: center; justify-items: center; text-align: center; }
.empty > span { width: 54px; height: 54px; display: grid; place-items: center; border-radius: 18px; background: var(--surface-2); color: var(--purple); font-size: 24px; }
.empty h3 { margin: 16px 0 5px; }
.empty p { max-width: 300px; margin: 0; color: var(--muted); font-size: 12px; }

.message-detail { height: 100%; overflow-y: auto; }
.message-detail > header { min-height: 65px; padding: 12px 18px; display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid var(--line); }
.message-detail > header button { min-height: 36px; padding: 0 10px; border: 1px solid var(--line); border-radius: 9px; background: var(--surface); cursor: pointer; }
.message-heading { padding: 25px 26px 15px; display: flex; gap: 14px; }
.message-heading h2 { margin: 0 0 5px; font: 700 21px Manrope, sans-serif; }
.message-heading p { margin: 0; display: flex; gap: 10px; color: var(--muted); font-size: 11px; }
.category-chip { display: inline-block; margin-top: 8px; padding: 4px 8px; border-radius: 7px; background: var(--surface-2); color: var(--purple); font-size: 9px; font-weight: 800; text-transform: uppercase; }
.otp-chip { margin: 0 26px 5px 80px; padding: 9px 12px; display: inline-flex; align-items: center; gap: 12px; border: 1px solid #c7b7ff; border-radius: 10px; background: #f4efff; color: var(--purple); cursor: pointer; }
:root[data-theme="dark"] .otp-chip { background: #27203d; }
.otp-chip span { font: 800 17px Manrope, sans-serif; letter-spacing: .08em; }
.otp-chip small { opacity: .8; }
.safe-message { margin: 18px 26px 35px 80px; padding: 22px; border: 1px solid var(--line); border-radius: 14px; background: var(--surface-2); color: var(--muted); font-size: 13px; line-height: 1.75; white-space: pre-wrap; }

.feature-strip { max-width: 1160px; margin: 20px auto 0; padding: 0 22px; display: grid; grid-template-columns: repeat(4, 1fr); }
.feature-strip article { min-height: 160px; padding: 26px; border: solid var(--line); border-width: 1px 0 1px 1px; }
.feature-strip article:last-child { border-right-width: 1px; }
.feature-strip span { color: var(--purple); font: 800 10px Manrope, sans-serif; }
.feature-strip h3 { margin: 20px 0 7px; font: 700 15px Manrope, sans-serif; }
.feature-strip p { margin: 0; color: var(--muted); font-size: 12px; line-height: 1.55; }

.content-section { max-width: 1160px; margin: 0 auto; padding: 100px 22px; }
.section-heading { max-width: 670px; margin: 0 auto 45px; text-align: center; }
.section-heading > span, .section-kicker { color: var(--purple); font-size: 10px; font-weight: 800; letter-spacing: .15em; }
.section-heading h2, .why-grid h2, .warning h2 { margin: 12px 0 13px; font: 800 clamp(30px, 4vw, 46px)/1.08 Manrope, sans-serif; letter-spacing: -.05em; }
.section-heading p, .why-grid > div > p, .warning p { color: var(--muted); line-height: 1.7; }
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.steps article { position: relative; min-height: 250px; padding: 28px; overflow: hidden; border: 1px solid var(--line); border-radius: 17px; background: var(--surface); }
.steps article > b { position: absolute; top: 18px; right: 22px; color: var(--surface-3); font: 800 54px Manrope, sans-serif; }
.step-icon { width: 47px; height: 47px; margin-top: 34px; display: grid; place-items: center; border-radius: 14px; background: linear-gradient(145deg, #f0e9ff, #e7f4ff); color: var(--purple); font-size: 22px; font-weight: 700; }
:root[data-theme="dark"] .step-icon { background: #26213e; }
.steps h3 { margin: 23px 0 8px; font: 700 18px Manrope, sans-serif; }
.steps p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.65; }
.why-grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: 80px; align-items: center; }
.text-link { display: inline-block; margin-top: 15px; color: var(--purple); font-weight: 700; text-decoration: none; }
.benefit-grid { display: grid; grid-template-columns: 1fr 1fr; border: 1px solid var(--line); border-radius: 18px; overflow: hidden; background: var(--surface); }
.benefit-grid article { min-height: 160px; padding: 27px; border: solid var(--line); border-width: 0 1px 1px 0; }
.benefit-grid article:nth-child(2n) { border-right: 0; }
.benefit-grid article:nth-last-child(-n+2) { border-bottom: 0; }
.benefit-grid h3 { margin: 0 0 8px; font: 700 15px Manrope, sans-serif; }
.benefit-grid p { margin: 0; color: var(--muted); font-size: 12px; line-height: 1.6; }
.warning { padding-top: 38px; padding-bottom: 38px; display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 26px; border: solid var(--line); border-width: 1px 0; }
.warning > div:first-child { width: 55px; height: 55px; display: grid; place-items: center; border-radius: 18px; background: #fff0e7; color: #d26427; font: 800 25px Manrope; }
:root[data-theme="dark"] .warning > div:first-child { background: #362117; }
.warning h2 { margin: 6px 0; font-size: 27px; }
.warning p { margin: 0; }
.warning > a { padding: 11px 15px; border: 1px solid var(--line); border-radius: 10px; font-weight: 700; font-size: 12px; text-decoration: none; }

.section-heading.row { max-width: none; display: flex; justify-content: space-between; align-items: end; text-align: left; }
.section-heading.row h2 { margin-bottom: 0; }
.section-heading.row a { color: var(--purple); font-weight: 700; font-size: 13px; text-decoration: none; }
.post-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.post-grid article { padding: 0 0 22px; overflow: hidden; border: 1px solid var(--line); border-radius: 17px; background: var(--surface); }
.post-art { height: 145px; margin-bottom: 21px; display: grid; place-items: center; background: radial-gradient(circle at 25% 25%, rgba(255,255,255,.7), transparent 20%), linear-gradient(135deg, #ddd2ff, #d8edff); }
:root[data-theme="dark"] .post-art { background: linear-gradient(135deg, #332650, #15334f); }
.post-art span { padding: 7px 10px; border-radius: 99px; background: rgba(255,255,255,.75); color: #4f2a9a; font-size: 10px; font-weight: 800; }
.post-grid article > :not(.post-art) { margin-right: 21px; margin-left: 21px; }
.post-grid h3 { margin-top: 9px; margin-bottom: 8px; font: 700 17px/1.35 Manrope, sans-serif; }
.post-grid h3 a { text-decoration: none; }
.post-grid p { min-height: 55px; margin-top: 0; color: var(--muted); font-size: 12px; line-height: 1.55; }
.post-grid small { color: var(--faint); font-size: 10px; }
.modal-kicker { color: var(--purple); font-size: 9px; font-weight: 800; letter-spacing: .12em; }
.stats-section { max-width: 1160px; margin: 0 auto 80px; padding: 35px 22px; display: grid; grid-template-columns: repeat(3, 1fr); border: solid var(--line); border-width: 1px 0; text-align: center; }
.stats-section article { display: grid; gap: 5px; border-right: 1px solid var(--line); }
.stats-section article:nth-child(3) { border: 0; }
.stats-section strong { font: 800 30px Manrope, sans-serif; }
.stats-section span, .stats-section p { color: var(--muted); font-size: 11px; }
.stats-section p { grid-column: 1 / -1; margin: 25px 0 0; }

@media (max-width: 980px) {
  .site-header { grid-template-columns: auto 1fr auto; }
  .main-nav { justify-self: center; }
  .profile-button { min-width: 48px; width: 48px; }
  .profile-button > span, .profile-button em { display: none; }
  .mail-workspace { grid-template-columns: 310px 1fr; }
  .search-box { width: 160px; }
  .inbox-actions .icon-button { display: none; }
  .why-grid { gap: 35px; }
}

@media (max-width: 780px) {
  .site-header { height: 68px; padding: 0 14px; gap: 10px; }
  .brand small { display: none; }
  .main-nav { gap: 15px; }
  .main-nav a { padding: 24px 0 21px; font-size: 12px; }
  .theme-toggle { width: 54px; }
  .theme-toggle span { width: 26px; height: 26px; top: 5px; }
  .theme-toggle[aria-checked="true"] span { translate: 18px 0; }
  .profile-button { display: none; }
  .hero { padding: 58px 14px 40px; }
  .hero h1 { font-size: clamp(38px, 11vw, 56px); }
  .mail-workspace { grid-template-columns: 1fr; max-width: 620px; }
  .credential-panel { width: min(100%, 390px); justify-self: center; }
  .workspace-inbox { height: 560px; }
  .feature-strip { grid-template-columns: 1fr 1fr; padding: 0 14px; }
  .feature-strip article:nth-child(2) { border-right-width: 1px; }
  .feature-strip article:nth-child(n+3) { border-top: 0; }
  .steps, .post-grid { grid-template-columns: 1fr; }
  .why-grid { grid-template-columns: 1fr; }
  .warning { grid-template-columns: auto 1fr; margin: 0 14px; }
  .warning > a { grid-column: 2; width: fit-content; }
}

@media (max-width: 520px) {
  .brand b { font-size: 15px; }
  .brand-mark { width: 36px; height: 36px; }
  .main-nav a span { display: none; }
  .main-nav { gap: 11px; }
  .main-nav a { font-size: 11px; }
  .header-actions { display: none; }
  .site-header { grid-template-columns: auto 1fr; }
  .main-nav { justify-self: end; }
  .hero-copy-wrap { margin-bottom: 32px; }
  .hero-copy-wrap > p { font-size: 14px; }
  .limit-notice { align-items: flex-start; flex-direction: column; }
  .credential-panel { padding: 22px 17px 17px; border-radius: 18px; }
  .workspace-inbox { height: 590px; border-radius: 16px; }
  .inbox-toolbar { min-height: 112px; align-items: stretch; flex-direction: column; }
  .inbox-actions { width: 100%; }
  .search-box { flex: 1; width: auto; }
  .message-list { height: calc(100% - 112px); }
  .message-row { padding: 18px 44px 16px 16px; grid-template-columns: 35px minmax(0, 1fr); gap: 10px; }
  .sender-avatar { width: 35px; height: 35px; }
  .row-actions { right: 8px; }
  .message-heading { padding: 20px 16px 12px; }
  .otp-chip, .safe-message { margin-left: 16px; margin-right: 16px; }
  .feature-strip { grid-template-columns: 1fr; }
  .feature-strip article { min-height: 130px; border-width: 0 1px 1px; }
  .feature-strip article:first-child { border-top-width: 1px; }
  .content-section { padding: 75px 14px; }
  .benefit-grid { grid-template-columns: 1fr; }
  .benefit-grid article { min-height: 125px; border-width: 0 0 1px; }
  .benefit-grid article:nth-last-child(-n+2) { border-bottom: 1px solid var(--line); }
  .benefit-grid article:last-child { border-bottom: 0; }
  .section-heading.row { align-items: flex-start; flex-direction: column; gap: 14px; }
}

/* Premium interaction pass */
body { overflow-x: hidden; }
.credential-panel, .workspace-inbox, .steps article, .post-grid article, .benefit-grid, .feature-strip article { will-change: transform; }
.site-header { transition: background .25s ease, border-color .25s ease, box-shadow .25s ease; }
.site-header:hover { box-shadow: 0 10px 34px rgba(43, 31, 76, .035); }
.brand-mark { transition: translate .25s cubic-bezier(.2,.8,.2,1), box-shadow .25s ease; }
.brand:hover .brand-mark { translate: 0 -2px; box-shadow: 0 13px 30px rgba(123, 66, 255, .34); }
.main-nav a, .profile-button, .theme-toggle, .credential-field > button, .workspace-primary, .workspace-secondary, .custom-address-toggle, .inbox-actions > button, .warning > a { transition: color .2s ease, background .2s ease, border-color .2s ease, translate .2s cubic-bezier(.2,.8,.2,1), box-shadow .2s ease, opacity .2s ease; }
.hero-copy-wrap { animation: hero-enter .7s cubic-bezier(.2,.8,.2,1) both; }
.mail-workspace { animation: workspace-enter .72s .08s cubic-bezier(.2,.8,.2,1) both; }
.credential-panel { box-shadow: 0 24px 80px rgba(77, 48, 147, .075); transition: translate .3s cubic-bezier(.2,.8,.2,1), box-shadow .3s ease, background .25s ease; }
.workspace-inbox { box-shadow: 0 24px 80px rgba(39, 25, 73, .075); transition: translate .3s cubic-bezier(.2,.8,.2,1), box-shadow .3s ease, background .25s ease; }
.credential-panel:hover, .workspace-inbox:hover { translate: 0 -3px; box-shadow: 0 30px 90px rgba(55, 35, 105, .11); }
.credential-field:focus-within { border-color: rgba(123, 66, 255, .5); box-shadow: 0 0 0 4px rgba(123, 66, 255, .07); }
.credential-field > button:hover, .inbox-actions > button:hover, .warning > a:hover { border-color: var(--line-strong); background: var(--surface-2); translate: 0 -1px; }
.workspace-primary:hover { translate: 0 -2px; box-shadow: 0 15px 34px rgba(123, 66, 255, .34); }
.workspace-primary:active, .workspace-secondary:active, .auth-submit:active { translate: 0 1px; }
.workspace-secondary:hover { border-color: rgba(123, 66, 255, .35); background: var(--surface-2); }
.custom-address-toggle:hover { color: var(--blue); }
.message-row { transition: background .18s ease, translate .18s cubic-bezier(.2,.8,.2,1); }
.message-row:hover { translate: 2px 0; }
.message-detail { animation: detail-enter .25s cubic-bezier(.2,.8,.2,1) both; }
.filter-menu, .profile-menu { transform-origin: top right; animation: menu-enter .18s cubic-bezier(.2,.8,.2,1) both; }
.steps article, .post-grid article, .feature-strip article, .benefit-grid article { transition: translate .28s cubic-bezier(.2,.8,.2,1), box-shadow .28s ease, border-color .28s ease; }
.steps article:hover, .post-grid article:hover { translate: 0 -6px; border-color: var(--line-strong); box-shadow: 0 22px 55px rgba(45, 33, 81, .09); }
.feature-strip article:hover, .benefit-grid article:hover { background: var(--surface); translate: 0 -2px; }
.post-grid h3 a { background: linear-gradient(var(--purple), var(--purple)) 0 100% / 0 1px no-repeat; transition: background-size .25s ease; }
.post-grid article:hover h3 a { background-size: 100% 1px; }
.stats-section strong { font-variant-numeric: tabular-nums; }
@keyframes hero-enter { from { opacity: 0; translate: 0 16px; } }
@keyframes workspace-enter { from { opacity: 0; translate: 0 24px; scale: .99; } }
@keyframes detail-enter { from { opacity: 0; translate: 10px 0; } }
@keyframes menu-enter { from { opacity: 0; scale: .98; translate: 0 -4px; } }

@media (max-width: 780px) {
  .credential-panel:hover, .workspace-inbox:hover { translate: none; }
  .mail-workspace { gap: 16px; }
}

@media (max-width: 560px) {
  body { padding-bottom: 66px; }
  .site-header { grid-template-columns: minmax(0, 1fr) auto; background: var(--surface); backdrop-filter: none; }
  .site-header .brand { min-width: 0; }
  .site-header .brand > span:last-child { min-width: 0; }
  .site-header .brand b { display: block; overflow: hidden; white-space: nowrap; text-overflow: ellipsis; }
  .main-nav { position: fixed; z-index: 40; right: 10px; bottom: 8px; left: 10px; width: auto; height: 56px; padding: 5px; display: grid; grid-template-columns: repeat(3, 1fr); justify-self: stretch; gap: 3px; border: 1px solid var(--line); border-radius: 17px; background: color-mix(in srgb, var(--surface) 92%, transparent); box-shadow: 0 15px 45px rgba(24, 18, 48, .18); backdrop-filter: blur(18px); }
  .main-nav a { padding: 0; display: grid; place-items: center; border-radius: 12px; font-size: 11px; }
  .main-nav a.active { background: var(--surface-2); }
  .main-nav a.active::after { display: none; }
  .header-actions { display: flex; gap: 7px; }
  .theme-toggle { width: 49px; height: 36px; }
  .theme-toggle::before { left: 8px; }
  .theme-toggle::after { right: 7px; }
  .theme-toggle span { top: 4px; width: 26px; height: 26px; }
  .theme-toggle[aria-checked="true"] span { translate: 15px 0; }
  .profile-button { width: 38px; min-width: 38px; height: 38px; padding: 3px; display: flex; border: 0; background: transparent; }
  .profile-button i { width: 32px; height: 32px; }
  .profile-menu { position: fixed; right: 12px; bottom: 72px; top: auto; width: min(330px, calc(100vw - 24px)); transform-origin: bottom right; }
  .hero { padding-top: 48px; }
  .hero-pill { margin-bottom: 15px; }
  .mail-workspace { width: 100%; }
  .workspace-inbox { height: 570px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}

/* Refined icon, button and long-form homepage system */
.icon-sprite { position: absolute; width: 0; height: 0; overflow: hidden; }
.ui-icon { width: 19px; height: 19px; flex: 0 0 auto; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.nav-icon { width: 16px; height: 16px; }
.main-nav a { display: inline-flex; align-items: center; gap: 7px; }
.main-nav a .ui-icon { color: var(--faint); transition: color .2s, filter .2s, translate .2s; }
.main-nav a:hover .ui-icon, .main-nav a.active .ui-icon { color: var(--purple); filter: drop-shadow(0 0 7px rgba(123,66,255,.38)); translate: 0 -1px; }

button { position: relative; }
button:focus-visible, a:focus-visible, summary:focus-visible { outline: 3px solid color-mix(in srgb, var(--purple) 34%, transparent); outline-offset: 3px; }
.workspace-primary, .workspace-secondary, .inbox-actions > button, .credential-field > button { display: inline-flex; align-items: center; justify-content: center; gap: 9px; }
.workspace-primary { isolation: isolate; overflow: hidden; background-size: 180% 100%; animation: gradient-drift 7s ease infinite; }
.workspace-primary::after, .cta-primary::after { content: ""; position: absolute; z-index: -1; top: -80%; bottom: -80%; left: -38%; width: 30%; rotate: 18deg; background: linear-gradient(90deg, transparent, rgba(255,255,255,.46), transparent); transition: left .55s cubic-bezier(.2,.8,.2,1); }
.workspace-primary:hover::after, .cta-primary:hover::after { left: 112%; }
.workspace-primary .ui-icon { filter: drop-shadow(0 0 5px rgba(255,255,255,.5)); }
.workspace-secondary .ui-icon, .credential-field > button .ui-icon, .inbox-actions .ui-icon { color: var(--purple); }
.credential-field > button:hover .ui-icon, .inbox-actions > button:hover .ui-icon { filter: drop-shadow(0 0 6px rgba(123,66,255,.38)); }
.workspace-primary:disabled { animation: none; }
@keyframes gradient-drift { 0%,100% { background-position: 0 50%; } 50% { background-position: 100% 50%; } }

.feature-strip article { position: relative; overflow: hidden; }
.feature-strip article::after { content: ""; position: absolute; right: -42px; bottom: -55px; width: 120px; height: 120px; border-radius: 50%; background: radial-gradient(circle, rgba(123,66,255,.08), transparent 70%); pointer-events: none; }
.feature-icon, .use-icon { display: grid; place-items: center; color: var(--purple); background: linear-gradient(145deg, rgba(161,80,255,.14), rgba(7,141,245,.11)); border: 1px solid rgba(123,66,255,.12); box-shadow: 0 10px 28px rgba(89,53,172,.10), inset 0 1px rgba(255,255,255,.7); }
.feature-icon { position: absolute; top: 22px; right: 22px; width: 43px; height: 43px; border-radius: 14px; }
.feature-icon .ui-icon { width: 21px; height: 21px; filter: drop-shadow(0 0 6px rgba(123,66,255,.28)); }
.feature-strip h3 { margin-top: 39px; }
.step-icon .ui-icon { width: 23px; height: 23px; filter: drop-shadow(0 0 6px rgba(123,66,255,.25)); }

.control-section { max-width: 1160px; display: grid; grid-template-columns: minmax(0, .95fr) minmax(420px, 1.05fr); align-items: center; gap: 86px; }
.control-copy > p { color: var(--muted); font-size: 15px; line-height: 1.75; }
.check-list { margin: 30px 0 0; padding: 0; display: grid; gap: 19px; list-style: none; }
.check-list li { display: grid; grid-template-columns: 38px 1fr; gap: 13px; align-items: start; }
.check-list li > span { width: 34px; height: 34px; display: grid; place-items: center; border-radius: 11px; color: var(--green); background: color-mix(in srgb, var(--green) 10%, var(--surface)); border: 1px solid color-mix(in srgb, var(--green) 20%, var(--line)); box-shadow: 0 8px 20px color-mix(in srgb, var(--green) 10%, transparent); }
.check-list .ui-icon { width: 17px; height: 17px; stroke-width: 2.2; }
.check-list strong { font: 700 14px Manrope, sans-serif; }
.check-list p { margin: 4px 0 0; color: var(--muted); font-size: 12px; line-height: 1.55; }
.privacy-visual { position: relative; min-height: 430px; overflow: hidden; border: 1px solid var(--line); border-radius: 32px; background: radial-gradient(circle at 50% 45%, rgba(123,66,255,.16), transparent 28%), radial-gradient(circle at 20% 15%, rgba(7,141,245,.09), transparent 25%), var(--surface); box-shadow: 0 35px 90px rgba(44,28,87,.10); }
.visual-orbit { position: absolute; inset: 50%; border: 1px dashed color-mix(in srgb, var(--purple) 25%, var(--line)); border-radius: 50%; translate: -50% -50%; }
.orbit-one { width: 310px; height: 310px; }
.orbit-two { width: 220px; height: 220px; opacity: .75; }
.visual-path { position: absolute; inset: 50%; width: 440px; max-width: 100%; translate: -50% -50%; fill: none; stroke: color-mix(in srgb, var(--purple) 31%, transparent); stroke-width: 1.4; stroke-dasharray: 5 7; }
.visual-path circle { fill: var(--purple); stroke: none; filter: drop-shadow(0 0 6px var(--purple)); }
.visual-core { position: absolute; top: 50%; left: 50%; width: 164px; padding: 22px 15px; display: grid; justify-items: center; text-align: center; translate: -50% -50%; border: 1px solid rgba(123,66,255,.2); border-radius: 23px; background: color-mix(in srgb, var(--surface) 88%, transparent); box-shadow: 0 20px 48px rgba(55,33,109,.16); backdrop-filter: blur(14px); }
.visual-core > span { width: 49px; height: 49px; display: grid; place-items: center; border-radius: 16px; color: #fff; background: linear-gradient(145deg,var(--purple-2),var(--blue)); box-shadow: 0 12px 28px rgba(123,66,255,.3); }
.visual-core strong { margin-top: 13px; font: 700 13px Manrope,sans-serif; }
.visual-core small { margin-top: 4px; color: var(--muted); font-size: 10px; }
.visual-node { position: absolute; z-index: 2; width: 118px; padding: 13px 10px; display: grid; justify-items: center; gap: 7px; border: 1px solid var(--line); border-radius: 17px; background: var(--surface); box-shadow: 0 14px 34px rgba(45,32,82,.10); color: var(--purple); }
.visual-node span { color: var(--ink); font-size: 10px; font-weight: 700; }
.visual-node .ui-icon { width: 21px; height: 21px; filter: drop-shadow(0 0 6px rgba(123,66,255,.25)); }
.node-primary { top: 35px; left: 50%; translate: -50% 0; }
.node-service { bottom: 44px; left: 36px; }
.node-inbox { right: 36px; bottom: 44px; }

.use-cases-section { max-width: 1160px; }
.use-case-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 14px; }
.use-case-grid article { min-height: 235px; padding: 27px; border: 1px solid var(--line); border-radius: 19px; background: var(--surface); transition: translate .28s cubic-bezier(.2,.8,.2,1), box-shadow .28s, border-color .28s; }
.use-case-grid article:hover { translate: 0 -5px; border-color: color-mix(in srgb,var(--purple) 25%,var(--line)); box-shadow: 0 24px 55px rgba(47,29,91,.09); }
.use-icon { width: 45px; height: 45px; border-radius: 14px; }
.use-icon.blue { color: #2879ed; background: #eaf2ff; }.use-icon.cyan { color: #068fb5; background: #e5f9fd; }.use-icon.rose { color: #d64a83; background: #ffecf4; }.use-icon.amber { color: #b86d09; background: #fff4dc; }.use-icon.green { color: #079466; background: #e5f9f2; }
:root[data-theme="dark"] .use-icon { background: color-mix(in srgb,currentColor 12%,var(--surface-2)); }
.use-case-grid h3 { margin: 22px 0 8px; font: 700 16px Manrope,sans-serif; }
.use-case-grid p { min-height: 58px; margin: 0; color: var(--muted); font-size: 12px; line-height: 1.58; }
.use-case-grid a { margin-top: 22px; display: inline-flex; gap: 7px; color: var(--purple); font-size: 11px; font-weight: 800; text-decoration: none; }
.use-case-grid a span { transition: translate .2s; }.use-case-grid a:hover span { translate: 4px 0; }

.comparison-section { max-width: 1160px; }
.comparison-section .section-heading.row > p { max-width: 440px; margin: 0; }
.comparison-table { overflow: hidden; border: 1px solid var(--line); border-radius: 22px; background: var(--surface); box-shadow: 0 22px 60px rgba(46,31,82,.07); }
.comparison-row { min-height: 63px; display: grid; grid-template-columns: 1.4fr repeat(3,1fr); align-items: center; border-bottom: 1px solid var(--line); }
.comparison-row:last-child { border-bottom: 0; }
.comparison-row > * { height: 100%; padding: 18px 22px; display: flex; align-items: center; border-left: 1px solid var(--line); font-size: 12px; font-style: normal; }
.comparison-row > *:first-child { border-left: 0; font-weight: 700; }
.comparison-row > strong { background: color-mix(in srgb,var(--purple) 5%,var(--surface)); color: var(--ink); }
.comparison-head { min-height: 54px; background: var(--surface-2); }
.comparison-head > * { color: var(--muted); font: 800 10px Manrope,sans-serif; letter-spacing: .06em; text-transform: uppercase; }
.comparison-head > strong { color: var(--purple); }
.comparison-row i { padding: 5px 9px; border-radius: 99px; font-style: normal; font-size: 10px; font-weight: 800; }
.comparison-row .yes { color: #087b58; background: #e5f8f1; }.comparison-row .no { color: #a54653; background: #fdecef; }

.faq-section { max-width: 1160px; display: grid; grid-template-columns: 340px 1fr; gap: 80px; align-items: start; }
.faq-intro > p { color: var(--muted); line-height: 1.65; }
.faq-list { border-top: 1px solid var(--line); }
.faq-list details { border-bottom: 1px solid var(--line); }
.faq-list summary { padding: 23px 0; display: flex; align-items: center; justify-content: space-between; gap: 25px; cursor: pointer; list-style: none; font: 700 15px Manrope,sans-serif; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary span { width: 29px; height: 29px; flex: 0 0 auto; display: grid; place-items: center; border-radius: 9px; color: var(--purple); background: var(--surface-2); transition: rotate .2s, background .2s; }
.faq-list details[open] summary span { rotate: 45deg; background: color-mix(in srgb,var(--purple) 11%,var(--surface)); }
.faq-list details p { margin: -6px 48px 23px 0; color: var(--muted); font-size: 13px; line-height: 1.7; }

.final-cta { max-width: 1116px; margin-bottom: 88px; padding: 70px 30px; overflow: hidden; position: relative; border: 1px solid rgba(123,66,255,.16); border-radius: 30px; text-align: center; background: radial-gradient(circle at 50% 110%,rgba(7,141,245,.18),transparent 43%),radial-gradient(circle at 15% 0,rgba(161,80,255,.15),transparent 36%),var(--surface); box-shadow: 0 28px 80px rgba(50,31,98,.09); }
.final-cta::before,.final-cta::after { content:""; position:absolute; width:180px; height:180px; border:1px solid rgba(123,66,255,.11); border-radius:50%; }
.final-cta::before { top:-105px; left:-60px; }.final-cta::after { right:-70px; bottom:-120px; }
.cta-icon { width: 52px; height: 52px; margin: 0 auto 18px; display: grid; place-items: center; border-radius: 17px; color:#fff; background:linear-gradient(145deg,var(--purple-2),var(--blue)); box-shadow:0 15px 34px rgba(123,66,255,.31); }
.final-cta > span { color: var(--purple); font-size: 9px; font-weight: 800; letter-spacing: .14em; }
.final-cta h2 { max-width: 680px; margin: 13px auto 12px; font: 800 clamp(30px,4vw,48px)/1.08 Manrope,sans-serif; letter-spacing: -.045em; }
.final-cta p { max-width: 660px; margin: 0 auto; color: var(--muted); font-size: 14px; line-height: 1.65; }
.final-cta > div:last-child { margin-top: 26px; display: flex; justify-content: center; gap: 10px; }
.cta-primary,.cta-secondary { position:relative; min-height:47px; padding:0 20px; display:inline-flex; align-items:center; justify-content:center; border-radius:13px; font-size:13px; font-weight:800; text-decoration:none; transition:translate .2s,box-shadow .2s,border-color .2s; }
.cta-primary { isolation:isolate; overflow:hidden; color:#fff; background:linear-gradient(105deg,var(--purple-2),var(--purple),var(--blue)); box-shadow:0 12px 30px rgba(123,66,255,.25); }
.cta-secondary { border:1px solid var(--line); background:var(--surface); }
.cta-primary:hover,.cta-secondary:hover { translate:0 -2px; }.cta-primary:hover { box-shadow:0 17px 38px rgba(123,66,255,.34); }.cta-secondary:hover { border-color:var(--line-strong); }

@media (max-width: 900px) {
  .control-section { grid-template-columns: 1fr; gap: 48px; }
  .privacy-visual { width: min(100%,620px); justify-self: center; }
  .use-case-grid { grid-template-columns: 1fr 1fr; }
  .faq-section { grid-template-columns: 1fr; gap: 34px; }
}
@media (max-width: 620px) {
  .feature-icon { top: 19px; right: 18px; }
  .use-case-grid { grid-template-columns: 1fr; }
  .use-case-grid article { min-height: auto; }
  .use-case-grid p { min-height: auto; }
  .privacy-visual { min-height: 390px; border-radius: 23px; }
  .node-primary { top: 27px; }.node-service { bottom: 30px; left: 18px; }.node-inbox { right:18px; bottom:30px; }
  .visual-node { width:105px; padding:11px 7px; }
  .comparison-table { overflow-x:auto; border-radius:17px; }
  .comparison-row { min-width:670px; }
  .faq-list summary { font-size:14px; }
  .final-cta { margin-right:14px; margin-left:14px; padding:55px 20px; border-radius:24px; }
  .final-cta > div:last-child { align-items:stretch; flex-direction:column; }
}