/* =========================
   1) VARIABLES
========================= */
:root {
  --primary: #ff7a00;
  --primary-dark: #e46900;
  --primary-soft: rgba(255, 122, 0, 0.12);

  --dark: #111827;
  --text: #374151;
  --muted: #6b7280;
  --line: rgba(17, 24, 39, 0.08);

  --surface: #ffffff;
  --surface-alt: #f8fafc;
  --page: #f5f7fb;
  --hero-text: rgba(255, 255, 255, 0.84);

  --shadow-soft: 0 18px 48px rgba(17, 24, 39, 0.10);

  --radius-md: 22px;
  --radius-lg: 30px;
  --card-radius: 22px;
  --panel-radius: 30px;

  --max-width: 1200px;
  --nav-height: 92px;
  --page-gutter: 10%;

  --card-padding: 28px;
  --panel-padding: 34px;

  --transition: 0.3s ease;
}

/* =========================
   2) RESET / BASE
========================= */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--nav-height) + 12px);
}

body {
  min-width: 320px;
  overflow-x: hidden;
  background: var(--page);
  color: var(--text);
  font-family: "Poppins", sans-serif;
  line-height: 1.6;
}

body.menu-open {
  overflow: hidden;
}

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

button,
input,
textarea {
  font: inherit;
}

img,
svg {
  display: block;
  max-width: 100%;
}

ul {
  list-style: none;
}

section[id] {
  scroll-margin-top: calc(var(--nav-height) + 12px);
}

/* =========================
   3) LAYOUT / UTILITIES
========================= */
.section-block {
  padding-block: 110px;
}

.alt-bg {
  background: linear-gradient(180deg, #ffffff 0%, var(--surface-alt) 100%);
}

.navbar,
.hero,
.section-block,
footer {
  padding-inline: var(--page-gutter);
}

.hp-field {
  position: absolute;
  left: -9999px;
}

/* =========================
   4) SHARED SECTION HEADINGS
========================= */
.section-heading {
  max-width: fit-content;
  margin: 0 auto 52px;
  text-align: center;
}

.section-label {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  padding: 8px 14px;
  border-radius: 999px;
  background: var(--primary-soft);
  color: var(--primary-dark);
  font-size: 0.875rem;
  font-weight: 600;
}

.section-heading h2 {
  margin-bottom: 12px;
  color: var(--dark);
  font-size: clamp(1.75rem, 3vw, 2.3rem);
  line-height: 1.2;
}

.section-heading p {
  color: var(--muted);
  font-size: 0.98rem;
}

/* =========================
   5) SHARED BUTTONS / PANELS / CARDS
========================= */
:is(.demo-btn, .login-btn, .cta, .price-card a, .contact-form button) {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 11px 18px;
  border-radius: 14px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition:
    transform var(--transition),
    background-color var(--transition),
    border-color var(--transition),
    color var(--transition),
    box-shadow var(--transition);
}

:is(.login-btn, .cta.primary, .price-card a, .contact-form button) {
  background: var(--primary);
  color: #ffffff;
}

.demo-btn {
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: transparent;
  color: var(--primary);
}

.demo-btn:hover,
.demo-btn:focus-visible {
  background: rgba(255, 255, 255, 0.08);
}

.login-btn:hover,
.cta.primary:hover,
.price-card a:hover,
.contact-form button:hover,
.login-btn:focus-visible,
.cta.primary:focus-visible,
.price-card a:focus-visible,
.contact-form button:focus-visible {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(255, 122, 0, 0.24);
}

.cta.secondary {
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(255, 255, 255, 0.08);
  color: #ffffff;
}

.cta.secondary:hover,
.cta.secondary:focus-visible {
  background: rgba(255, 255, 255, 0.14);
  transform: translateY(-2px);
}

:is(.feature, .workflow-card, .price-card, .contact-form, .cta-band-content) {
  border: 1px solid var(--line);
  background: var(--surface);
  box-shadow: var(--shadow-soft);
}

:is(.feature, .workflow-card, .price-card) {
  position: relative;
  overflow: hidden;
  height: 100%;
  padding: var(--card-padding);
  border-radius: var(--card-radius);
}

:is(.contact-form, .cta-band-content) {
  padding: var(--panel-padding);
  border-radius: var(--panel-radius);
}

/* =========================
   6) NAVBAR
========================= */
.navbar {
  position: fixed;
  inset: 0 0 auto;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding-block: 14px;
  min-height: var(--nav-height);
  background: rgba(17, 24, 39, 0.88);
  backdrop-filter: blur(16px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--primary);
  font-size: clamp(1.25rem, 2vw, 1.75rem);
  font-weight: 700;
  white-space: nowrap;
}

.logo-img {
  width: auto;
  height: 64px;
  object-fit: contain;
}

.menu {
  display: flex;
  align-items: center;
  gap: 26px;
}

.menu a {
  position: relative;
  color: #ffffff;
  font-size: 0.95rem;
  font-weight: 500;
  transition: color var(--transition);
}

.menu a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -6px;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: width var(--transition);
}

.menu a:hover,
.menu a.active {
  color: #ffffff;
}

.menu a:hover::after,
.menu a.active::after {
  width: 100%;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 46px;
  height: 46px;
  border: none;
  border-radius: 12px;
  background: transparent;
  cursor: pointer;
}

.menu-toggle span {
  width: 24px;
  height: 3px;
  margin: 0 auto;
  border-radius: 999px;
  background: #ffffff;
  transform-origin: center;
  transition: transform var(--transition), opacity var(--transition);
}

.menu-toggle.is-active span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

.menu-toggle.is-active span:nth-child(2) {
  opacity: 0;
}

.menu-toggle.is-active span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

/* =========================
   7) HERO
========================= */
.hero {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(420px, 1.05fr);
  align-items: center;
  gap: 56px;
  width: 100%;
  min-height: 100vh;
  padding-block: 120px 92px;
  color: #ffffff;
  background:
    radial-gradient(circle at top left, rgba(255, 122, 0, 0.22), transparent 28%),
    linear-gradient(135deg, #111827 0%, #182338 55%, #ff7a00 180%);
}

.hero-content {
  max-width: 560px;
  justify-self: end;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 22px;
  padding: 8px 14px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.12);
  font-size: 0.875rem;
  font-weight: 600;
}

.hero-content h1 {
  margin-bottom: 18px;
  font-size: clamp(2rem, 4.5vw, 3.35rem);
  line-height: 1.12;
}

.hero-content p {
  max-width: 620px;
  color: var(--hero-text);
  font-size: 1.05rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: 30px 0 34px;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.hero-stats > div {
  padding: 18px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(12px);
}

.hero-stats strong {
  display: block;
  margin-bottom: 4px;
  color: #ffffff;
  font-size: 1.1rem;
}

.hero-stats span {
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.9rem;
}

.hero-showcase {
  width: 100%;
  justify-self: start;
}

.showcase-wrap {
  display: grid;
  grid-template-columns: minmax(360px, 440px) 210px;
  align-items: center;
  justify-content: start;
  gap: 18px;
}

.hero-preview {
  width: 93%;
  max-width: 440px;
  margin: 0;
}

.hero-preview-image {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1530 / 3036;
  object-fit: cover;
  object-position: top center;
}

.qr-card {
  display: grid;
  gap: 14px;
  padding: 20px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.10);
  box-shadow: 0 18px 45px rgba(0, 0, 0, 0.16);
  backdrop-filter: blur(14px);
}

.qr-badge {
  display: inline-flex;
  justify-content: center;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.15);
  color: #ffffff;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.qr-box {
  padding: 14px;
  border-radius: 22px;
  background: #ffffff;
}

.qr-box img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: contain;
}

.qr-card h3 {
  color: #ffffff;
  font-size: 1.2rem;
}

.qr-card p {
  color: rgba(255, 255, 255, 0.78);
  font-size: 0.95rem;
}

/* =========================
   8) CONTENT GRIDS
========================= */
.feature-grid,
.workflow-grid,
.pricing-grid {
  display: grid;
  gap: 24px;
}

.feature-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.workflow-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.pricing-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: stretch;
}

/* =========================
   9) FEATURE / WORKFLOW / PRICING CARDS
========================= */
.workflow-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  text-align: center;
}

.feature::before,
.workflow-card::before,
.price-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--primary) 0%, transparent 100%);
}

.feature h3,
.workflow-card h3,
.price-card h3 {
  margin-bottom: 10px;
  color: var(--dark);
  font-size: 1.2rem;
}

.feature p,
.workflow-card p,
.price-card li {
  color: var(--muted);
}

.step-number,
.plan-tag {
  display: inline-flex;
  justify-content: center;
  width: max-content;
  margin-bottom: 18px;
  padding: 8px 12px;
  border-radius: 999px;
  background: var(--primary-soft);
  color: var(--primary-dark);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.price-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.price-card .plan-tag {
  margin-inline: auto;
}

.price-card h3,
.price-card .price {
  text-align: center;
}

.price-card a {
  width: 100%;
  margin-top: auto;
  justify-content: center;
}

.price-card.featured {
  border-color: rgba(255, 122, 0, 0.22);
  transform: translateY(-6px);
  box-shadow: 0 24px 52px rgba(255, 122, 0, 0.15);
}

.price {
  color: var(--dark);
  font-size: clamp(2rem, 4vw, 2.6rem);
  font-weight: 700;
  line-height: 1;
}

.price small {
  color: var(--muted);
  font-size: 1rem;
  font-weight: 500;
}

.price-card ul {
  display: grid;
  gap: 10px;
  margin: 8px 0 14px;
}

.price-card li {
  position: relative;
  padding-left: 24px;
}

.price-card li::before {
  content: "";
  position: absolute;
  top: 10px;
  left: 0;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--primary);
}

/* =========================
   10) CTA BAND
========================= */
.cta-band {
  background:
    radial-gradient(circle at right top, rgba(255, 122, 0, 0.18), transparent 35%),
    linear-gradient(180deg, #ffffff 0%, #fff7f0 100%);
}

.cta-band-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  max-width: var(--max-width);
  margin: 0 auto;
}

.cta-band-content h2 {
  margin-bottom: 10px;
  color: var(--dark);
  font-size: clamp(1.6rem, 3vw, 2.25rem);
  line-height: 1.2;
}

.cta-band-content p {
  color: var(--muted);
}

/* =========================
   11) CONTACT
========================= */
.alert {
  max-width: 760px;
  margin: 0 auto 20px;
  padding: 14px 16px;
  border-radius: 12px;
}

.alert-success {
  background: #e9f9ee;
  color: #146c2e;
}

.alert-error {
  background: #fff3f3;
  color: #b42318;
}

.alert ul {
  margin: 0;
  padding-left: 18px;
}

.contact-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  max-width: 920px;
  margin: 0 auto;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-field-full {
  grid-column: 1 / -1;
}

.form-field label {
  color: var(--dark);
  font-size: 0.95rem;
  font-weight: 600;
  line-height: 1.4;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  padding: 15px 16px;
  border: 1px solid rgba(17, 24, 39, 0.10);
  border-radius: 16px;
  outline: none;
  background: #ffffff;
  color: var(--dark);
  font: inherit;
  transition:
    border-color var(--transition),
    box-shadow var(--transition),
    background-color var(--transition);
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
  color: #9ca3af;
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  border-color: rgba(255, 122, 0, 0.55);
  box-shadow: 0 0 0 4px rgba(255, 122, 0, 0.10);
}

.contact-form textarea {
  min-height: 160px;
  resize: vertical;
}

.contact-form button {
  grid-column: 1 / -1;
  width: 100%;
}

/* =========================
   12) FOOTER / FLOATING BUTTON
========================= */
footer {
  padding-block: 26px;
  background: var(--dark);
  color: rgba(255, 255, 255, 0.75);
  text-align: center;
}

.floating-message-btn {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 980;
}

.floating-message-btn a {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 18px;
  border-radius: 999px;
  background: #25d366;
  color: #ffffff;
  box-shadow: 0 20px 40px rgba(37, 211, 102, 0.28);
  font-weight: 600;
  transition:
    transform var(--transition),
    box-shadow var(--transition),
    filter var(--transition);
}

.floating-message-btn a:hover,
.floating-message-btn a:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 24px 45px rgba(37, 211, 102, 0.32);
  filter: brightness(0.98);
}

.floating-message-btn svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

/* =========================
   13) REVEAL ANIMATION
========================= */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition:
    opacity 0.7s ease,
    transform 0.7s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.delay-1 {
  transition-delay: 0.12s;
}

.delay-2 {
  transition-delay: 0.24s;
}

/* =========================
   14) RESPONSIVE
========================= */
@media (max-width: 1200px) {
  :root {
    --page-gutter: 6%;
  }

  .hero {
    grid-template-columns: 1fr;
    justify-items: center;
    gap: 36px;
    text-align: center;
  }

  .hero-content {
    width: 100%;
    max-width: 760px;
    justify-self: center;
    margin: 0 auto;
  }

  .hero-content p {
    margin: 0 auto;
  }

  .hero-actions {
    justify-content: center;
  }

  .showcase-wrap {
    grid-template-columns: 1fr;
    justify-items: center;
  }

  .hero-preview,
  .qr-card {
    width: 100%;
    max-width: 340px;
  }

  .feature-grid,
  .workflow-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 1024px) {
  :root {
    --nav-height: 82px;
  }

  .menu-toggle {
    display: inline-flex;
    order: 3;
  }

  .nav-actions {
    margin-left: auto;
    margin-right: -25px;
    gap: 0;
  }

  .nav-actions .demo-btn {
    display: none;
  }

  .nav-actions .login-btn {
    min-height: 42px;
    padding: 10px 14px;
    font-size: 0.88rem;
    white-space: nowrap;
  }

  .menu {
    position: absolute;
    top: calc(100% + 10px);
    right: var(--page-gutter);
    left: var(--page-gutter);
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 10px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 22px;
    background: rgba(17, 24, 39, 0.98);
    box-shadow: 0 22px 48px rgba(0, 0, 0, 0.25);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    pointer-events: none;
    transition:
      opacity var(--transition),
      transform var(--transition),
      visibility var(--transition);
  }

  .menu.open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    pointer-events: auto;
  }

  .menu li + li {
    border-top: 1px solid rgba(255, 255, 255, 0.06);
  }

  .menu a {
    display: block;
    padding: 14px 12px;
  }

  .menu a::after {
    display: none;
  }

  .logo-img {
    height: 56px;
  }

  .pricing-grid,
  .cta-band-content,
  .contact-form {
    grid-template-columns: 1fr;
  }

  .cta-band-content {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 768px) {
  :root {
    --card-padding: 24px;
  }

  .section-block {
    padding-block: 88px;
  }

  .hero {
    min-height: auto;
    padding-block-start: 112px;
    gap: 28px;
  }

  .cta-band-content {
    align-items: center;
  }

  .cta-band-content > div {
    text-align: center;
  }

  .cta-band-content .section-label,
  .cta-band-content .cta {
    margin-inline: auto;
  }

  .hero-stats,
  .feature-grid,
  .workflow-grid,
  .showcase-wrap {
    grid-template-columns: 1fr;
  }

  .hero-preview,
  .qr-card {
    width: 100%;
    max-width: 300px;
    margin: 0 auto;
  }

  .floating-message-btn {
    right: 16px;
    bottom: 16px;
  }

  .floating-message-btn span {
    display: none;
  }

  .floating-message-btn a {
    width: 56px;
    height: 56px;
    justify-content: center;
    padding: 0;
  }

  .floating-message-btn svg {
    width: 24px;
    height: 24px;
  }
}

@media (max-width: 560px) {
  :root {
    --page-gutter: 20px;
    --card-radius: 20px;
  }

  .nav-actions .login-btn {
    min-height: 38px;
    padding: 9px 12px;
    font-size: 0.8rem;
  }

  .logo {
    gap: 8px;
    font-size: 1.15rem;
  }

  .logo-img {
    height: 48px;
  }

  .hero-content h1 {
    font-size: 1.95rem;
  }

  .hero-content p,
  .section-heading p,
  .feature p,
  .workflow-card p,
  .cta-band-content p,
  .price-card li,
  .contact-form input,
  .contact-form select,
  .contact-form textarea {
    font-size: 0.95rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .reveal,
  .reveal.visible {
    opacity: 1;
    transform: none;
  }
}