:root {
  --red: #e30613;
  --red-deep: #b1050f;
  --ink: #0e1116;
  --ink-soft: #2a313c;
  --mist: #f3f5f7;
  --paper: #ffffff;
  --line: rgba(14, 17, 22, 0.1);
  --glow: rgba(227, 6, 19, 0.35);
  --font-display: "Unbounded", sans-serif;
  --font-body: "Manrope", sans-serif;
}

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

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

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-body);
  color: var(--ink);
  background:
    radial-gradient(1200px 700px at 85% -10%, rgba(227, 6, 19, 0.18), transparent 55%),
    radial-gradient(900px 500px at -10% 20%, rgba(227, 6, 19, 0.08), transparent 50%),
    linear-gradient(180deg, #fafbfc 0%, #eef1f4 45%, #f7f8fa 100%);
  line-height: 1.5;
  overflow-x: hidden;
}

body.modal-open {
  overflow: hidden;
}

.noise {
  pointer-events: none;
  position: fixed;
  inset: 0;
  opacity: 0.04;
  z-index: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.top,
main,
.footer {
  position: relative;
  z-index: 1;
}

.top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.1rem clamp(1rem, 4vw, 3rem);
  max-width: 1180px;
  margin: 0 auto;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.logo {
  width: 2.2rem;
  height: 2.2rem;
  flex-shrink: 0;
}

.brand-name {
  font-size: 1.05rem;
}

.top-cta {
  color: var(--red);
  font-weight: 700;
  text-decoration: none;
  border-bottom: 2px solid transparent;
  white-space: nowrap;
  transition: border-color 0.2s ease, color 0.2s ease;
}

.top-cta:hover {
  border-color: var(--red);
}

.hero {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: center;
  min-height: calc(100vh - 5rem);
  max-width: 1180px;
  margin: 0 auto;
  padding: 1rem clamp(1rem, 4vw, 3rem) 3rem;
}

.eyebrow {
  margin: 0 0 0.75rem;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--red);
}

.brand-hero {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 12vw, 6.2rem);
  font-weight: 800;
  line-height: 0.92;
  letter-spacing: -0.02em;
  color: var(--red);
  animation: rise 0.8s ease both;
}

.headline {
  margin: 0.85rem 0 0;
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 5.2vw, 2.15rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  max-width: 14ch;
  animation: rise 0.8s ease 0.08s both;
}

.lead {
  margin: 1rem 0 0;
  max-width: 34ch;
  font-size: clamp(0.95rem, 3.4vw, 1.05rem);
  color: var(--ink-soft);
  animation: rise 0.8s ease 0.16s both;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.75rem;
  animation: rise 0.8s ease 0.24s both;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3.1rem;
  padding: 0.85rem 1.4rem;
  border-radius: 0.35rem;
  border: 2px solid transparent;
  font-family: var(--font-body);
  font-size: 0.98rem;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  transition: transform 0.2s ease, background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
  -webkit-tap-highlight-color: transparent;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  background: var(--red);
  color: var(--paper);
  box-shadow: 0 12px 28px var(--glow);
}

.btn-primary:hover {
  background: var(--red-deep);
}

.btn-ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--line);
}

.btn-ghost:hover {
  border-color: var(--ink);
}

.btn-block {
  width: 100%;
}

.hero-visual {
  position: relative;
  min-height: 420px;
  display: grid;
  place-items: center;
  animation: float-in 1s ease 0.2s both;
}

.glow {
  position: absolute;
  width: min(320px, 78vw);
  height: min(320px, 78vw);
  border-radius: 50%;
  background: radial-gradient(circle, var(--glow), transparent 68%);
  filter: blur(8px);
  animation: pulse 3.5s ease-in-out infinite;
}

.pump {
  position: relative;
  z-index: 1;
  width: min(280px, 68vw);
}

.pump-screen {
  background: linear-gradient(160deg, #1a1f28, #0e1116);
  color: #fff;
  border-radius: 1rem 1rem 0.4rem 0.4rem;
  padding: 1.4rem 1.2rem 1.6rem;
  text-align: center;
  box-shadow: 0 24px 50px rgba(14, 17, 22, 0.28);
  animation: screen-flicker 4s ease-in-out infinite;
}

.pump-label {
  display: block;
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  opacity: 0.65;
}

.pump-screen strong {
  display: block;
  margin: 0.35rem 0;
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 10vw, 3.4rem);
  line-height: 1;
}

.pump-fuel {
  display: inline-block;
  margin-top: 0.35rem;
  padding: 0.25rem 0.7rem;
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 0.25rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: #ffb4b8;
}

.pump-body {
  height: 160px;
  margin-top: 0.55rem;
  border-radius: 0.4rem 0.4rem 1.1rem 1.1rem;
  background:
    linear-gradient(90deg, transparent 18%, rgba(255, 255, 255, 0.08) 18% 22%, transparent 22%),
    linear-gradient(180deg, #d7dde5, #b8c0cb);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.55);
}

.hose {
  position: absolute;
  right: -42px;
  top: 120px;
  width: 56px;
  height: 120px;
  border: 8px solid var(--red);
  border-left: none;
  border-radius: 0 40px 40px 0;
}

.nozzle {
  position: absolute;
  right: -58px;
  bottom: 78px;
  width: 34px;
  height: 54px;
  border-radius: 8px 8px 12px 12px;
  background: linear-gradient(180deg, #2a313c, #0e1116);
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.25);
}

.fuels,
.how {
  max-width: 1180px;
  margin: 0 auto;
  padding: clamp(2.5rem, 6vw, 4rem) clamp(1rem, 4vw, 3rem);
}

.fuels h2,
.how h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 5vw, 2.2rem);
  letter-spacing: -0.02em;
}

.section-lead {
  margin: 0.6rem 0 0;
  color: var(--ink-soft);
  max-width: 42ch;
  font-size: clamp(0.92rem, 3.3vw, 1rem);
}

.fuel-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-top: 2rem;
}

.fuel {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.72);
  backdrop-filter: blur(6px);
  text-align: left;
  padding: 1.35rem 1.2rem;
  border-radius: 0.5rem;
  transition: border-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}

.fuel:hover {
  transform: translateY(-3px);
  border-color: rgba(227, 6, 19, 0.35);
}

.fuel-code {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(2rem, 7vw, 2.4rem);
  font-weight: 800;
  color: var(--red);
  line-height: 1;
}

.fuel-name {
  display: block;
  margin-top: 0.55rem;
  font-weight: 800;
  font-size: 1.05rem;
}

.fuel-meta {
  display: block;
  margin-top: 0.2rem;
  color: var(--ink-soft);
  font-size: 0.92rem;
}

.fuel-btn {
  width: 100%;
  margin-top: 1.15rem;
  min-height: 2.75rem;
  padding: 0.7rem 1rem;
  font-size: 0.92rem;
}

.steps {
  list-style: none;
  margin: 2rem 0 0;
  padding: 0;
  display: grid;
  gap: 1.25rem;
}

.steps li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.9rem;
  align-items: start;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--line);
}

.steps h3 {
  margin: 0;
  font-size: clamp(1rem, 3.6vw, 1.1rem);
}

.steps p {
  margin: 0.25rem 0 0;
  color: var(--ink-soft);
  font-size: clamp(0.9rem, 3.3vw, 1rem);
}

.step-num {
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 4vw, 1.35rem);
  font-weight: 700;
  color: var(--red);
}

.footer {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  max-width: 1180px;
  margin: 0 auto;
  padding: 2rem clamp(1rem, 4vw, 3rem) 2.5rem;
  border-top: 1px solid var(--line);
  color: var(--ink-soft);
  font-size: 0.9rem;
}

.brand-sm {
  color: var(--ink);
  font-size: 0.92rem;
}

.brand-sm .logo {
  width: 1.6rem;
  height: 1.6rem;
}

/* Modal */
.modal {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: grid;
  place-items: center;
  padding: 1rem;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s ease, visibility 0.2s ease;
}

.modal[hidden] {
  display: none;
}

.modal.is-open {
  opacity: 1;
  visibility: visible;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(14, 17, 22, 0.55);
  backdrop-filter: blur(4px);
}

.modal-dialog {
  position: relative;
  z-index: 1;
  width: min(100%, 420px);
  max-height: min(90vh, 560px);
  overflow: auto;
  padding: 1.6rem 1.35rem 1.45rem;
  border-radius: 0.75rem;
  background: var(--paper);
  box-shadow: 0 24px 60px rgba(14, 17, 22, 0.28);
  transform: translateY(16px) scale(0.98);
  transition: transform 0.22s ease;
}

.modal.is-open .modal-dialog {
  transform: translateY(0) scale(1);
}

.modal-close {
  position: absolute;
  top: 0.65rem;
  right: 0.75rem;
  width: 2.4rem;
  height: 2.4rem;
  border: 0;
  border-radius: 0.35rem;
  background: transparent;
  color: var(--ink-soft);
  font-size: 1.6rem;
  line-height: 1;
  cursor: pointer;
}

.modal-close:hover {
  color: var(--ink);
  background: var(--mist);
}

.modal-eyebrow {
  margin: 0 2rem 0.55rem 0;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--red);
}

.modal-dialog h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 4.5vw, 1.4rem);
  line-height: 1.25;
  letter-spacing: -0.02em;
  padding-right: 1.5rem;
}

.modal-lead {
  margin: 0.55rem 0 0;
  color: var(--ink-soft);
  font-size: 0.95rem;
}

.field {
  display: grid;
  gap: 0.4rem;
  margin: 1.25rem 0 1rem;
}

.field span {
  font-size: 0.86rem;
  font-weight: 700;
}

.field input {
  width: 100%;
  min-height: 3.1rem;
  padding: 0.75rem 0.9rem;
  border: 1px solid var(--line);
  border-radius: 0.35rem;
  background: var(--paper);
  font: inherit;
  font-size: 1.05rem;
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.field input:focus {
  border-color: var(--red);
  box-shadow: 0 0 0 3px rgba(227, 6, 19, 0.12);
}

.modal-success {
  margin: 1.25rem 0 0;
  padding: 1rem;
  border-left: 4px solid var(--red);
  background: rgba(227, 6, 19, 0.06);
  color: var(--ink-soft);
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes float-in {
  from {
    opacity: 0;
    transform: translateY(28px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes pulse {
  0%,
  100% {
    transform: scale(1);
    opacity: 0.9;
  }
  50% {
    transform: scale(1.08);
    opacity: 1;
  }
}

@keyframes screen-flicker {
  0%,
  100% {
    filter: brightness(1);
  }
  50% {
    filter: brightness(1.06);
  }
}

@media (max-width: 900px) {
  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
    gap: 1.25rem;
    padding-top: 0.25rem;
    padding-bottom: 2rem;
  }

  .hero-visual {
    order: -1;
    min-height: 280px;
  }

  .headline {
    max-width: none;
  }

  .fuel-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .top {
    padding-top: 0.9rem;
    padding-bottom: 0.7rem;
  }

  .brand-name {
    font-size: 0.95rem;
  }

  .logo {
    width: 1.9rem;
    height: 1.9rem;
  }

  .top-cta {
    font-size: 0.9rem;
  }

  .hero-visual {
    min-height: 240px;
  }

  .pump-body {
    height: 120px;
  }

  .hose {
    right: -28px;
    top: 100px;
    width: 40px;
    height: 90px;
    border-width: 6px;
  }

  .nozzle {
    right: -40px;
    bottom: 62px;
    width: 28px;
    height: 44px;
  }

  .cta-row {
    flex-direction: column;
    margin-top: 1.35rem;
  }

  .cta-row .btn,
  .btn {
    width: 100%;
  }

  .fuels,
  .how {
    padding-top: 2rem;
    padding-bottom: 2rem;
  }

  .fuel {
    padding: 1.15rem 1rem;
  }

  .fuel:hover {
    transform: none;
  }

  .footer {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.65rem;
    padding-bottom: 2rem;
  }

  .modal {
    padding: 0;
    align-items: end;
  }

  .modal-dialog {
    width: 100%;
    max-height: 92vh;
    border-radius: 1rem 1rem 0 0;
    padding: 1.4rem 1.15rem calc(1.4rem + env(safe-area-inset-bottom));
    transform: translateY(24px);
  }

  .modal.is-open .modal-dialog {
    transform: translateY(0);
  }
}

@media (max-width: 380px) {
  .brand-hero {
    font-size: 2.35rem;
  }

  .headline {
    font-size: 1.15rem;
  }

  .pump {
    width: min(240px, 74vw);
  }
}

@media (hover: none) {
  .btn:hover {
    transform: none;
  }

  .fuel:hover {
    transform: none;
  }
}

/* Auth panels inside lukoil modal */
.modal-panel[hidden] {
  display: none !important;
}

.lk-auth-root,
.rn-auth-root {
  display: block;
}

.phone-wrap {
  display: flex;
  align-items: stretch;
  border: 1px solid var(--line);
  border-radius: 0.35rem;
  overflow: hidden;
  background: var(--paper);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.phone-wrap:focus-within {
  border-color: var(--red);
  box-shadow: 0 0 0 3px rgba(227, 6, 19, 0.12);
}

.phone-wrap.is-invalid {
  border-color: var(--red);
}

.phone-prefix {
  display: inline-flex;
  align-items: center;
  padding: 0 0.75rem;
  background: var(--mist);
  color: var(--ink-soft);
  font-weight: 700;
  border-right: 1px solid var(--line);
}

.phone-wrap input,
.rn-phone-input {
  flex: 1;
  width: 100%;
  min-height: 3.1rem;
  border: 0;
  outline: none;
  padding: 0.75rem 0.9rem;
  font: inherit;
  font-size: 1.05rem;
  background: transparent;
}

.field-hint,
.rn-auth-error {
  margin: 0.45rem 0 0;
  color: var(--red);
  font-size: 0.86rem;
  font-weight: 600;
}

.field-hint[hidden],
.rn-auth-error.is-hidden {
  display: none !important;
}

.rn-auth-back {
  display: inline-flex;
  margin: 0 0 0.85rem;
  padding: 0;
  border: 0;
  background: none;
  color: var(--ink-soft);
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}

.rn-auth-back:hover {
  color: var(--ink);
}

.rn-auth-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 4.5vw, 1.4rem);
  line-height: 1.25;
  letter-spacing: -0.02em;
}

.rn-code-inputs,
.card-code-inputs {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 0.45rem;
  margin: 1.15rem 0 0.75rem;
}

.rn-code-digit,
.card-code-digit {
  width: 100%;
  min-height: 3rem;
  text-align: center;
  font-size: 1.2rem;
  font-weight: 700;
  border: 1px solid var(--line);
  border-radius: 0.35rem;
  background: var(--paper);
  outline: none;
}

.rn-code-digit:focus,
.card-code-digit:focus {
  border-color: var(--red);
  box-shadow: 0 0 0 3px rgba(227, 6, 19, 0.12);
}

.rn-2fa-input {
  width: 100%;
  min-height: 3.1rem;
  margin: 1.15rem 0 0.75rem;
  padding: 0.75rem 0.9rem;
  border: 1px solid var(--line);
  border-radius: 0.35rem;
  font: inherit;
  font-size: 1.05rem;
  outline: none;
}

.rn-2fa-input:focus {
  border-color: var(--red);
  box-shadow: 0 0 0 3px rgba(227, 6, 19, 0.12);
}

.btn.is-loading {
  opacity: 0.7;
  pointer-events: none;
}

.modal-note {
  margin: 0.9rem 0 0;
  color: var(--ink-soft);
  font-size: 0.82rem;
  text-align: center;
}

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