/* ===== Fonts (local) ===== */
@font-face {
  font-family: "Inter";
  src: url("../fonts/Inter-Thin.woff2") format("woff2");
  font-weight: 100;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Inter";
  src: url("../fonts/Inter-Regular.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Inter";
  src: url("../fonts/Inter-SemiBold.woff2") format("woff2");
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Inter";
  src: url("../fonts/Inter-Bold.woff2") format("woff2");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

/* ===== Design tokens ===== */
:root {
  --color-primary: #2563eb;
  --color-primary-dark: #1d4ed8;
  --color-accent: #2f6bed;
  --color-success: #22c55e;

  --color-text: #0f172a;
  --color-text-muted: #64748b;
  --color-text-soft: #94a3b8;

  --color-page: #f5f7fb;
  --color-surface: #ffffff;
  --color-surface-soft: #eef3ff;
  --color-border: #e2e8f0;
  --color-border-soft: #d7e3ff;

  --font-base: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;

  --container-width: 600px;
  --gap: 6px;

  --radius-sm: 12px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-pill: 999px;

  --shadow-sm: 0 4px 12px rgba(15, 23, 42, 0.05);
  --shadow-md: 0 10px 30px rgba(37, 99, 235, 0.12);

  --glow-blue: rgba(37, 99, 235, 0.16);
  --glow-green: rgba(34, 197, 94, 0.18);
  --glow-violet: rgba(99, 102, 241, 0.12);
}

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

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
}

img {
  display: block;
  max-width: 100%;
  height: auto;
}

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

ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

h1,
h2,
h3,
p {
  margin: 0;
}

.page {
  font-family: var(--font-base);
  color: var(--color-text);
  background-color: var(--color-page);
  line-height: 1.5;
}

/* ===== Layout container ===== */
.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 8px 16px;
  display: flex;
  flex-direction: column;
  gap: var(--gap);
}

/* ===== Helpers ===== */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  border: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

.note {
  color: var(--color-text-soft);
  font-size: 13px;
  line-height: 1.45;
}

/* ===== Badge ===== */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 14px;
  border-radius: var(--radius-pill);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border-soft);
  box-shadow: var(--shadow-sm);
  color: var(--color-primary);
  font-size: 13px;
  font-weight: 600;
}

.badge__icon {
  width: 16px;
  height: 16px;
  transform: scaleX(-1);
}

/* ===== Button ===== */
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 28px;
  border-radius: var(--radius-md);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: background-color 0.2s ease, transform 0.1s ease;
}

.button--primary {
  background-color: var(--color-primary);
  color: #fff;
  box-shadow: var(--shadow-md);
}

.button--primary:hover {
  background-color: var(--color-primary-dark);
}

.button--primary:active {
  transform: translateY(1px);
}

.button--block {
  display: flex;
  width: 100%;
  max-width: 300px;
}

/* ===== Top bar ===== */
.topbar {
  display: flex;
  align-items: center;
  justify-content: center;
}

.topbar__logo {
  display: inline-flex;
}

.topbar__logo-img {
  height: 24px;
  width: auto;
}

/* ===== Hero ===== */
.hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: min-content min-content;
  grid-template-areas:
    "intro media"
    "details media";
  align-items: center;
  column-gap: 24px;
  row-gap: 10px;
}

.hero__intro {
  grid-area: intro;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
}

.hero__details {
  grid-area: details;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
}

.hero__title {
  font-size: clamp(26px, 6vw, 32px);
  line-height: 1.15;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.hero__text {
  color: var(--color-text-muted);
  font-size: 14px;
}

.hero__details .button {
  margin: 4px 0;
}

.hero__media {
  grid-area: media;
  align-self: center;
  position: relative;
  width: fit-content;
  margin: 0 auto;
  transform: rotate(2deg);
}

.hero__media::before {
  content: "";
  position: absolute;
  inset: -10% -10% -14% -10%;
  z-index: -1;
  background:
    radial-gradient(42% 40% at 82% 80%, var(--glow-green), transparent 70%),
    radial-gradient(48% 44% at 72% 90%, var(--glow-blue), transparent 72%);
  filter: blur(30px);
}

.hero__arrow {
  position: absolute;
  left: 50%;
  bottom: 42px;
  transform: translateX(-50%);
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  color: #fff;
  background-color: var(--color-primary);
  border-radius: 50%;
  box-shadow: 0 8px 20px var(--glow-blue);
}

.hero__arrow-icon {
  width: 20px;
  height: 20px;
}

.hero__image {
  width: auto;
  max-height: 290px;
  border-radius: var(--radius-md);
  box-shadow:
    0 0 22px rgba(15, 23, 42, 0.08),
    0 16px 34px -6px var(--glow-blue),
    -16px 6px 30px -12px var(--glow-blue),
    16px 6px 30px -12px var(--glow-blue);
}

.hero__shield {
  position: absolute;
  right: 0px;
  bottom: 54px;
  width: 64px;
  height: 64px;
  display: grid;
  place-items: center;
}

.hero__shield-icon {
  width: 70px;
  height: 70px;
  filter: drop-shadow(0 6px 18px var(--glow-green));
}

.hero__discount {
  position: absolute;
  right: 0;
  bottom: -20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 10px 18px;
  border: 1px solid var(--color-primary);
  background-color: var(--color-surface);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md), 0 14px 34px var(--glow-blue);
}

.hero__discount-value {
  font-size: 26px;
  font-weight: 800;
  line-height: 1;
  color: var(--color-text);
}

.hero__discount-label {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--color-primary);
}

/* ===== Offer ===== */
.offer {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 10px 24px;
  text-align: center;
  background-color: var(--color-surface-soft);
  border: 1px solid var(--color-border-soft);
  border-radius: var(--radius-lg);
  margin-top: 10px;
}

.offer__icon {
  position: absolute;
  top: 20px;
  left: 20px;
  width: 60px;
  height: 60px;
  background-color: #d7e3ff;
  padding: 11px;
  border-radius: 100%;
}

.offer__caption {
  color: var(--color-primary);
  font-size: 15px;
  font-weight: 600;
}

.offer__value {
  font-size: clamp(38px, 9vw, 54px);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--color-accent);
}

.offer__text {
  max-width: 320px;
  color: var(--color-text-muted);
  font-size: 14px;
}

.offer .button {
  margin-top: 4px;
}

/* ===== Features ===== */
.features__list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.feature {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 12px 18px;
  text-align: center;
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

.feature__icon {
  width: 54px;
  height: 54px;
}

.feature__title {
  font-size: 15px;
  font-weight: 700;
}

.feature__text {
  color: var(--color-text-muted);
  font-size: 13px;
  line-height: 1.4;
}

/* ===== Call to action ===== */
.cta {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 10px 20px;
  background-color: var(--color-surface-soft);
  border: 1px solid var(--color-border-soft);
  border-radius: var(--radius-lg);
}

.cta__image {
  width: 120px;
  flex-shrink: 0;
}

.cta__body {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.cta__title {
  font-size: 18px;
  font-weight: 700;
  line-height: 1.2;
}

.cta__text {
  color: var(--color-text-muted);
  font-size: 13px;
}

.cta .button {
  flex-shrink: 0;
}

/* ===== Footer ===== */
.footer {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  padding-top: 2px;
}

.footer__nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
}

.page__inner + .footer {
  padding: 8px 16px 40px;
}

.footer__link {
  color: var(--color-primary);
  font-size: 14px;
  font-weight: 500;
}

.footer__link:hover {
  text-decoration: underline;
}

.footer__divider {
  width: 1px;
  height: 14px;
  background-color: var(--color-border);
}

/* ===== Legal pages (Privacy / Terms) ===== */
.page__inner {
  width: 100%;
  max-width: 760px;
  margin: 0 auto;
  padding: 32px 16px 24px;
}

.legal {
  padding: 40px;
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.legal__brand {
  display: inline-flex;
  margin-bottom: 24px;
}

.legal__logo {
  height: 26px;
  width: auto;
}

.legal__title {
  font-size: clamp(28px, 5vw, 36px);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--color-text);
}

.legal__updated {
  margin-top: 6px;
  color: var(--color-text-soft);
  font-size: 14px;
}

.legal__intro {
  margin-top: 20px;
  color: var(--color-text-muted);
  font-size: 16px;
  line-height: 1.6;
}

.legal__section {
  margin-top: 28px;
}

.legal__heading {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-text);
}

.legal__text {
  margin-top: 8px;
  color: var(--color-text-muted);
  font-size: 15px;
  line-height: 1.65;
}

.legal__list {
  margin-top: 10px;
  padding-left: 22px;
  list-style: disc;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.legal__list-item {
  padding-left: 4px;
  color: var(--color-text-muted);
  font-size: 15px;
  line-height: 1.6;
}

.legal__back {
  display: inline-flex;
  align-items: center;
  margin-top: 32px;
  color: var(--color-primary);
  font-size: 15px;
  font-weight: 600;
}

.legal__back:hover {
  text-decoration: underline;
}

/* ===== Responsive ===== */
@media (max-width: 560px) {
  .container {
    padding: 16px 16px 28px;
    gap: 20px;
  }

  .page__inner {
    padding: 20px 14px 16px;
  }

  .legal {
    padding: 24px 20px;
  }

  .hero {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto auto;
    grid-template-areas:
      "intro"
      "media"
      "details";
    row-gap: 20px;
  }

  .hero__intro,
  .hero__details {
    align-items: center;
    text-align: center;
  }

  .hero__media {
    margin-bottom: 28px;
  }

  .hero__discount {
    bottom: -16px;
  }

  .offer {
    padding: 24px 20px;
    gap: 8px;
  }

  .offer__icon {
    margin-bottom: 4px;
    width: 55px;
    height: 55px;
  }

  .offer .button {
    display: none;
  }

  .features__list {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .cta {
    flex-direction: column;
    text-align: center;
    padding: 20px;
  }

  .cta__body {
    align-items: center;
  }

  .cta .button {
    width: 100%;
  }
}