/* ============================================================
   SmartTank Landing — Tokens + Layer
   Locked to dark mode + Brand Blue accent (marketing surface).
   Adapted from the SmartTank design-system prototype.
   ============================================================ */

@import url("https://fonts.googleapis.com/css2?family=Geist:wght@400;500;600;700;800;900&family=Geist+Mono:wght@400;500;600&display=swap");

:root {
  /* Brand */
  --color-brand-blue:     #2b7fff;
  --color-brand-blue-rgb: 43 127 255;

  /* Petrol Teal (portal accent — used as secondary accent here) */
  --color-ui-primary:           #178f94;
  --color-ui-primary-rgb:       23 143 148;

  /* Status — fixed */
  --color-status-green:     #4caf88;
  --color-status-green-rgb: 76 175 136;
  --color-status-yellow:     #c9a44c;
  --color-status-yellow-rgb: 201 164 76;
  --color-status-red:       #c4625d;
  --color-status-red-rgb:   196 98 93;

  /* Type */
  --font-sans: "Geist", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-mono: "Geist Mono", ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;

  --text-2xs: 10px;
  --text-xs:  12px;
  --text-sm:  14px;
  --text-base:16px;
  --text-lg:  18px;
  --text-xl:  20px;
  --text-2xl: 24px;
  --text-3xl: 30px;
  --text-4xl: 36px;

  --fw-medium:    500;
  --fw-semibold:  600;
  --fw-bold:      700;

  --tracking-meta:  0.1em;
  --tracking-tight: -0.02em;
  --tracking-hero:  -0.035em;

  --leading-tight: 1.05;
  --leading-snug:  1.2;
  --leading-body:  1.5;

  /* Radii */
  --radius-lg:    8px;
  --radius-xl:    12px;
  --radius-2xl:   16px;
  --radius-3xl:   24px;

  /* Motion */
  --ease:          cubic-bezier(0.2, 0, 0, 1);
  --duration-base: 200ms;
  --duration-slow: 320ms;

  /* Layout */
  --container-max: 1200px;

  /* Theme — dark only */
  --bg:               #0e1621;
  --bg-rgb:           14 22 33;
  --surface:          #162233;
  --surface-rgb:      22 34 51;
  --surface-elev:     #1c2a3e;
  --fg1:              #e6edf3;
  --fg2:              #9fb0c3;
  --fg2-rgb:          159 176 195;
  --fg3:              #6b7c92;
  --border:           rgb(159 176 195 / 0.16);
  --border-strong:    rgb(159 176 195 / 0.28);
  --grid-line:        rgb(159 176 195 / 0.06);

  color-scheme: dark;

  /* Accent — Brand Blue (marketing only, never used in portal UI) */
  --accent:       var(--color-brand-blue);
  --accent-rgb:   var(--color-brand-blue-rgb);
  --accent-2:     var(--color-ui-primary);
  --accent-2-rgb: var(--color-ui-primary-rgb);
}

/* ============================================================
   Base
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--fg1);
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

button { font: inherit; cursor: pointer; }
a { color: inherit; text-decoration: none; }

::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb {
  background: rgb(var(--fg2-rgb) / 0.2);
  border-radius: 999px;
  border: 2px solid transparent;
  background-clip: content-box;
}
::-webkit-scrollbar-thumb:hover { background: rgb(var(--fg2-rgb) / 0.35); background-clip: content-box; }

/* ============================================================
   Layout helpers
   ============================================================ */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding-left: clamp(20px, 5vw, 48px);
  padding-right: clamp(20px, 5vw, 48px);
}

.meta-label {
  font-size: var(--text-2xs);
  font-weight: var(--fw-bold);
  text-transform: uppercase;
  letter-spacing: var(--tracking-meta);
  color: var(--fg2);
}

.grid-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(to right, var(--grid-line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--grid-line) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
}

/* ============================================================
   Header
   ============================================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgb(var(--bg-rgb) / 0.78);
  backdrop-filter: saturate(160%) blur(14px);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  border-bottom: 1px solid var(--border);
}
.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 24px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--fg1);
}
.brand__mark {
  width: 28px;
  height: 32px;
  color: var(--accent);
  background: currentColor;
  -webkit-mask: url(assets/smarttank_logo.svg) center / contain no-repeat;
          mask: url(assets/smarttank_logo.svg) center / contain no-repeat;
  display: inline-block;
  flex-shrink: 0;
}
.brand__name {
  font-weight: var(--fw-bold);
  font-size: 17px;
  letter-spacing: -0.01em;
}
.brand__name span { color: var(--accent); }

.site-nav {
  display: none;
  align-items: center;
  gap: 28px;
}
@media (min-width: 768px) {
  .site-nav { display: flex; }
}
.site-nav a {
  font-size: var(--text-sm);
  color: var(--fg2);
  transition: color var(--duration-base) var(--ease);
}
.site-nav a:hover { color: var(--fg1); }

.header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}
@media (max-width: 560px) {
  .header-actions .btn { display: none; }
}

/* Language switcher (links to locale roots) */
.lang-switch {
  display: inline-flex;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: var(--fw-semibold);
}
.lang-switch a {
  display: inline-block;
  color: var(--fg2);
  padding: 4px 8px;
  border-radius: 6px;
  letter-spacing: 0.04em;
  transition: all var(--duration-base) var(--ease);
}
.lang-switch a:hover { color: var(--fg1); }
.lang-switch a.is-active { background: var(--bg); color: var(--accent); }

/* ============================================================
   Buttons
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: var(--fw-semibold);
  border: 0;
  cursor: pointer;
  transition: all var(--duration-base) var(--ease);
  white-space: nowrap;
}
.btn-md { min-height: 44px; padding: 10px 18px; font-size: var(--text-sm);  border-radius: var(--radius-xl); }
.btn-lg { min-height: 52px; padding: 14px 28px; font-size: var(--text-base); border-radius: var(--radius-xl); font-weight: var(--fw-bold); }

.btn-primary {
  background: var(--accent);
  color: white;
  box-shadow: 0 1px 0 rgb(255 255 255 / 0.12) inset, 0 8px 24px rgb(var(--accent-rgb) / 0.32);
}
.btn-primary:hover {
  background: color-mix(in oklab, var(--accent) 88%, white);
  transform: translateY(-1px);
  box-shadow: 0 1px 0 rgb(255 255 255 / 0.16) inset, 0 12px 32px rgb(var(--accent-rgb) / 0.42);
}
.btn-primary:disabled {
  opacity: 0.6;
  cursor: default;
  transform: none;
}

/* ============================================================
   Hero
   ============================================================ */
.hero {
  position: relative;
  padding: clamp(24px, 4vw, 48px) 0 clamp(40px, 8vw, 120px);
  overflow: hidden;
}
.hero__inner {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(40px, 6vw, 80px);
  align-items: center;
}
@media (min-width: 960px) {
  .hero__inner { grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr); }
}
.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 6px 12px 6px 8px;
  border-radius: 999px;
  border: 1px solid var(--border-strong);
  background: var(--surface);
  font-size: var(--text-xs);
  color: var(--fg2);
}
.hero__eyebrow .dot {
  display: inline-block;
  width: 6px;
  height: 6px;
  background: var(--color-status-green);
  border-radius: 999px;
  box-shadow: 0 0 0 4px rgb(var(--color-status-green-rgb) / 0.18);
}
.hero__eyebrow strong { color: var(--fg1); font-weight: var(--fw-semibold); }

.hero__title {
  margin: 24px 0 20px;
  font-size: clamp(40px, 6.8vw, 84px);
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-hero);
  font-weight: var(--fw-bold);
  color: var(--fg1);
  text-wrap: balance;
}
.hero__title em {
  font-style: normal;
  color: var(--accent);
  position: relative;
  
}
.hero__title em::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: 0.08em;
  height: 0.12em;
  background: rgb(var(--accent-rgb) / 0.18);
  z-index: -1;
}

.hero__lede {
  font-size: clamp(16px, 1.6vw, 19px);
  line-height: 1.55;
  color: var(--fg2);
  max-width: 560px;
  text-wrap: pretty;
}

.hero__form {
  margin-top: 36px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  max-width: 480px;
}
@media (max-width: 480px) {
  .hero__form input,
  .hero__form .btn { width: 100%; flex: 1 1 100%; }
}
.hero__form input {
  flex: 1 1 220px;
  min-height: 52px;
  padding: 0 18px;
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-strong);
  background: var(--surface);
  color: var(--fg1);
  font-size: var(--text-base);
  font-family: inherit;
  transition: all var(--duration-base) var(--ease);
}
.hero__form input::placeholder { color: var(--fg3); }
.hero__form input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 4px rgb(var(--accent-rgb) / 0.18);
}

.hero__meta {
  margin-top: 18px;
  display: flex;
  flex-wrap: wrap;
  gap: 18px 24px;
  font-size: var(--text-xs);
  color: var(--fg2);
}
.hero__meta span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.hero__meta svg {
  width: 14px;
  height: 14px;
  color: var(--accent-2);
  stroke-width: 2;
}

.hero__visual {
  display: none;
}
@media (min-width: 960px) {
  .hero__visual {
    display: block;
    position: relative;
    width: 100%;
    aspect-ratio: 5 / 6;
    max-width: 580px;
    margin-left: auto;
    min-height: 460px;
  }
}
.hero__visual svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  overflow: visible;
}
.hero__visual .float-card {
  position: absolute;
  background: var(--surface);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-2xl);
  box-shadow: 0 12px 40px rgba(0,0,0,0.18);
  backdrop-filter: blur(8px);
  line-height: 1.4;
}
.hero__visual .float-card--top {
  top: 8%;
  right: -2%;
  width: min(62%, 280px);
  padding: 14px 16px;
  font-size: 12px;
}
.hero__visual .float-card--bottom {
  bottom: 4%;
  left: -4%;
  width: min(58%, 260px);
  padding: 12px 14px;
  font-size: 11px;
}
.float-card__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 10px;
}
.float-card__title {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: var(--fw-semibold);
  color: var(--fg2);
  letter-spacing: 0.04em;
}
.float-card__pill {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 10px;
  font-weight: 600;
  padding: 2px 7px;
  border-radius: 999px;
  border: 1px solid rgb(var(--color-status-green-rgb) / 0.3);
  background: rgb(var(--color-status-green-rgb) / 0.1);
  color: var(--color-status-green);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.float-card__pill-dot {
  width: 6px; height: 6px; border-radius: 999px;
  background: var(--color-status-green);
  box-shadow: 0 0 0 3px rgb(var(--color-status-green-rgb) / 0.25);
}
.float-card__bignum {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 36px;
  letter-spacing: -0.03em;
  color: var(--fg1);
  line-height: 1;
  display: flex;
  align-items: baseline;
  gap: 4px;
}
.float-card__track {
  margin-top: 8px;
  height: 6px;
  background: rgb(var(--fg2-rgb) / 0.15);
  border-radius: 999px;
  overflow: hidden;
}
.float-card__fill {
  height: 100%;
  width: 38%;
  background: var(--accent);
  border-radius: 999px;
}
.float-card__product {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--fg1);
  font-weight: 500;
  margin-top: 12px;
}
.float-card__product-dot {
  width: 8px; height: 8px; border-radius: 2px;
  background: var(--accent);
}
.float-card__meta {
  display: flex;
  justify-content: space-between;
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid var(--border);
  font-size: 11px;
  color: var(--fg2);
}
.float-card__meta strong {
  color: var(--fg1);
  font-weight: 600;
  font-family: var(--font-mono);
}
.float-card__eta-title {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  color: var(--fg3);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 4px;
}
.float-card__eta-val {
  font-weight: 700;
  font-size: 16px;
  color: var(--fg1);
  letter-spacing: -0.01em;
}
.float-card__route {
  margin-top: 8px;
  font-size: 11px;
  color: var(--fg2);
  display: flex;
  gap: 8px;
  align-items: center;
}
.float-card__route-dot {
  display: inline-block;
  width: 8px; height: 8px; border-radius: 999px;
  background: var(--color-status-yellow);
  box-shadow: 0 0 0 3px rgb(var(--color-status-yellow-rgb) / 0.2);
}

/* ============================================================
   Section frame
   ============================================================ */
.section {
  position: relative;
  padding: clamp(64px, 9vw, 128px) 0;
}
.section--alt { background: var(--surface); border-block: 1px solid var(--border); }

.section__head {
  margin-bottom: clamp(40px, 6vw, 72px);
  max-width: 720px;
}
.section__head .meta-label { color: var(--accent); }
.section__head h2 {
  margin: 14px 0 16px;
  font-size: clamp(28px, 4vw, 48px);
  font-weight: var(--fw-bold);
  line-height: var(--leading-snug);
  letter-spacing: var(--tracking-tight);
  color: var(--fg1);
  text-wrap: balance;
}
.section__head p {
  margin: 0;
  font-size: clamp(15px, 1.4vw, 18px);
  color: var(--fg2);
  line-height: 1.55;
  text-wrap: pretty;
}

/* ============================================================
   Problem section (numbered cards)
   ============================================================ */
.problems {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius-3xl);
  overflow: hidden;
}
@media (min-width: 760px) {
  .problems { grid-template-columns: repeat(3, 1fr); }
}
.problem {
  background: var(--bg);
  padding: clamp(28px, 3.2vw, 40px);
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-height: 280px;
}
.section--alt .problem { background: var(--surface); }
.problem__num {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--fg3);
  letter-spacing: 0.04em;
}
.problem__num strong { color: var(--accent); font-weight: var(--fw-semibold); }
.problem__title {
  font-size: clamp(18px, 1.6vw, 22px);
  font-weight: var(--fw-semibold);
  line-height: 1.25;
  color: var(--fg1);
  margin: 0;
  letter-spacing: -0.01em;
}
.problem__body {
  font-size: var(--text-sm);
  color: var(--fg2);
  line-height: 1.55;
  margin: 0;
}
.problem__quote {
  margin-top: auto;
  padding-top: 18px;
  border-top: 1px dashed var(--border-strong);
  font-size: var(--text-xs);
  color: var(--fg3);
  font-style: italic;
}

/* ============================================================
   Features
   ============================================================ */
.features {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}
@media (min-width: 760px) {
  .features { grid-template-columns: repeat(3, 1fr); }
}
.feature {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-3xl);
  padding: clamp(24px, 2.6vw, 36px);
  display: flex;
  flex-direction: column;
  gap: 16px;
  transition: border-color var(--duration-base) var(--ease);
}
.section--alt .feature { background: var(--bg); }
.feature:hover { border-color: rgb(var(--accent-rgb) / 0.5); }

.feature__icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-xl);
  background: rgb(var(--accent-rgb) / 0.10);
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.feature__icon svg { width: 22px; height: 22px; stroke-width: 1.8; }
.feature__title {
  font-size: var(--text-xl);
  font-weight: var(--fw-semibold);
  letter-spacing: -0.01em;
  margin: 0;
  color: var(--fg1);
}
.feature__body {
  font-size: var(--text-sm);
  color: var(--fg2);
  line-height: 1.6;
  margin: 0;
}
.feature__list {
  margin: 6px 0 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.feature__list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: var(--text-xs);
  color: var(--fg2);
}
.feature__list li::before {
  content: "";
  flex-shrink: 0;
  margin-top: 8px;
  width: 5px;
  height: 5px;
  border-radius: 999px;
  background: var(--accent-2);
}

/* ============================================================
   CTA / Beta form
   ============================================================ */
.cta-wrap {
  position: relative;
  border-radius: var(--radius-3xl);
  padding: clamp(32px, 5vw, 72px);
  background: var(--surface);
  border: 1px solid var(--border);
  overflow: hidden;
}
.cta-wrap::before {
  content: "";
  position: absolute;
  inset: -50% -20% auto auto;
  width: 70%;
  height: 140%;
  background: radial-gradient(circle at center, rgb(var(--accent-rgb) / 0.18), transparent 60%);
  pointer-events: none;
}
.cta-wrap::after {
  content: "";
  position: absolute;
  inset: auto auto -40% -20%;
  width: 60%;
  height: 100%;
  background: radial-gradient(circle at center, rgb(var(--accent-2-rgb) / 0.12), transparent 65%);
  pointer-events: none;
}
@media (max-width: 760px) {
  .cta-wrap::before,
  .cta-wrap::after { display: none; }
}
.cta-inner {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
}
@media (min-width: 880px) {
  .cta-inner { grid-template-columns: 1fr 1fr; align-items: center; }
}
.cta-inner h2 {
  margin: 12px 0 14px;
  font-size: clamp(28px, 3.6vw, 44px);
  font-weight: var(--fw-bold);
  letter-spacing: var(--tracking-tight);
  line-height: 1.1;
  text-wrap: balance;
}
.cta-inner p { color: var(--fg2); margin: 0; line-height: 1.55; font-size: var(--text-base); }

.cta-points {
  margin-top: 32px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  font-size: 14px;
  color: var(--fg2);
}
.cta-points span {
  display: flex;
  align-items: center;
  gap: 10px;
}
.cta-points .check {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px; height: 22px;
  border-radius: 999px;
  background: rgb(var(--accent-rgb) / 0.12);
  color: var(--accent);
}

.form-card {
  background: var(--bg);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-2xl);
  padding: clamp(20px, 2.6vw, 28px);
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.form-card__title {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--fg2);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 600;
}
.form-card .field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.form-card label {
  font-size: var(--text-2xs);
  font-weight: var(--fw-bold);
  text-transform: uppercase;
  letter-spacing: var(--tracking-meta);
  color: var(--fg2);
}
.form-card input,
.form-card select,
.form-card textarea {
  -webkit-appearance: none;
  appearance: none;
  padding: 0 14px;
  font-family: inherit;
  font-size: var(--text-sm);
  background: var(--surface);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-xl);
  color: var(--fg1);
  transition: all var(--duration-base) var(--ease);
}
.form-card input,
.form-card select {
  height: 48px;
}
.form-card textarea {
  -webkit-appearance: none;
  appearance: none;
  padding: 12px 14px;
  height: auto;
  background: var(--surface);
  resize: none;
  line-height: 1.6;
}
.form-card input:focus,
.form-card select:focus,
.form-card textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 4px rgb(var(--accent-rgb) / 0.18);
}
.form-card .helper {
  font-size: var(--text-xs);
  color: var(--fg3);
  line-height: 1.5;
  margin: 0;
}
.form-card .helper a { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }

.form-success {
  display: none;
  align-items: flex-start;
  gap: 14px;
  padding: 18px;
  border-radius: var(--radius-xl);
  background: rgb(var(--color-status-green-rgb) / 0.10);
  border: 1px solid rgb(var(--color-status-green-rgb) / 0.30);
  color: var(--color-status-green);
  font-size: var(--text-sm);
  line-height: 1.5;
}
.form-success.is-visible { display: flex; }
.form-success svg { flex-shrink: 0; width: 20px; height: 20px; margin-top: 2px; }
.form-success strong { color: var(--color-status-green); display: block; margin-bottom: 2px; }
.form-success span { color: var(--fg1); }

.form-error {
  display: none;
  font-size: var(--text-xs);
  color: var(--color-status-red);
  margin: 0;
}
.form-error.is-visible { display: block; }

/* ============================================================
   Footer
   ============================================================ */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 48px 0 28px;
  background: var(--bg);
}
.site-footer__inner {
  display: flex;
  flex-direction: column;
  gap: 28px;
}
@media (min-width: 720px) {
  .site-footer__inner { flex-direction: row; align-items: flex-end; justify-content: space-between; }
}
.site-footer__legal {
  font-size: var(--text-xs);
  color: var(--fg3);
}
.site-footer__contact {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: var(--text-sm);
}
.site-footer__contact a { color: var(--accent); }
.site-footer__contact a:hover { text-decoration: underline; text-underline-offset: 3px; }