/* ===== Landing: modern marketing site with flow animations ===== */

/* Animation timing – single source */
.landing-body {
  --landing-ease: cubic-bezier(0.22, 1, 0.36, 1);
  --landing-dur: 0.6s;
  --landing-dur-fast: 0.35s;
  --landing-stagger: 0.1s;
}

@media (prefers-reduced-motion: reduce) {
  .landing-body {
    --landing-dur: 0.01ms;
    --landing-dur-fast: 0.01ms;
    --landing-stagger: 0s;
  }
}

.landing-body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--text);
  background: var(--page-bg);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
}

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

/* ----- Header: glass, minimal ----- */
.landing-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.72);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
  transition: background var(--landing-dur-fast) var(--landing-ease),
              box-shadow var(--landing-dur-fast) var(--landing-ease);
}

.landing-header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.landing-logo {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: -0.03em;
  color: var(--text);
  text-decoration: none;
  transition: color var(--landing-dur-fast) var(--landing-ease),
              transform var(--landing-dur-fast) var(--landing-ease);
}

.landing-logo:hover {
  color: var(--theme);
  text-decoration: none;
  transform: translateY(-1px);
}

.landing-logo-img {
  height: 2rem;
  width: auto;
  object-fit: contain;
  display: block;
}

.landing-nav {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}

.landing-nav a {
  color: var(--text-muted);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.9375rem;
  transition: color var(--landing-dur-fast) var(--landing-ease),
              transform var(--landing-dur-fast) var(--landing-ease);
}

.landing-nav a:hover {
  color: var(--theme);
  text-decoration: none;
  transform: translateY(-1px);
}

/* Buttons */
.landing-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem 1rem;
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: 10px;
  text-decoration: none;
  transition: background var(--landing-dur-fast) var(--landing-ease),
              color var(--landing-dur-fast) var(--landing-ease),
              box-shadow var(--landing-dur-fast) var(--landing-ease),
              transform var(--landing-dur-fast) var(--landing-ease);
  border: none;
  cursor: pointer;
  font-family: inherit;
}

.landing-btn-ghost {
  background: transparent;
  color: var(--theme);
  border: 1.5px solid var(--theme);
}

.landing-btn-ghost:hover {
  background: var(--theme-muted);
  color: var(--theme-hover);
  text-decoration: none;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px hsl(var(--theme-h), var(--theme-s), 50% / 0.2);
}

.landing-btn-primary {
  background: var(--theme);
  color: var(--theme-foreground);
  box-shadow: 0 2px 8px hsl(var(--theme-h), var(--theme-s), 40% / 0.25);
}

.landing-btn-primary:hover {
  background: var(--theme-hover);
  color: #fff;
  text-decoration: none;
  box-shadow: 0 6px 20px hsl(var(--theme-h), var(--theme-s), 40% / 0.35);
  transform: translateY(-2px);
}

.landing-btn-lg {
  padding: 0.875rem 1.75rem;
  font-size: 1.0625rem;
  border-radius: 12px;
}

.landing-btn-outline {
  background: transparent;
  color: var(--text);
  border: 1.5px solid var(--border-strong);
}

.landing-btn-outline:hover {
  background: hsl(220, 18%, 97%);
  border-color: var(--text-muted);
  color: var(--text);
  text-decoration: none;
  transform: translateY(-2px);
}

.landing-btn-glow {
  position: relative;
  overflow: hidden;
  box-shadow: 0 4px 20px hsl(var(--theme-h), var(--theme-s), 50% / 0.35);
}

.landing-btn-glow::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg, transparent 0%, rgba(255,255,255,0.15) 50%, transparent 100%);
  opacity: 0;
  transition: opacity var(--landing-dur-fast) var(--landing-ease);
}

.landing-btn-glow:hover::after {
  opacity: 1;
  animation: landing-shimmer 1.2s ease-in-out;
}

@keyframes landing-shimmer {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

.landing-btn-block {
  width: 100%;
  margin-top: 0.5rem;
}

.landing-main { flex: 1; }

/* ----- Hero: vector animation background ----- */
.landing-hero {
  position: relative;
  padding: 8rem 1.5rem 6rem;
  text-align: center;
  min-height: 85vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background:
    radial-gradient(ellipse 90% 70% at 50% 30%, hsl(var(--theme-h) var(--theme-s) 97%) 0%, transparent 55%),
    radial-gradient(ellipse 70% 50% at 80% 70%, hsl(var(--theme-h) var(--theme-s) 96%) 0%, transparent 50%),
    radial-gradient(ellipse 60% 40% at 20% 80%, hsl(var(--theme-h) var(--theme-s) 96%) 0%, transparent 50%),
    var(--page-bg);
}

.landing-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, hsl(0 0% 100% / 0.6) 0%, transparent 50%, hsl(220 20% 98% / 0.5) 100%);
  z-index: 0;
  pointer-events: none;
}

.landing-hero-vectors {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  color: var(--theme);
}

.landing-hero-svg {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Flowing path animation (dash offset = moving lines) */
.landing-hero-path {
  animation: landing-path-move 25s linear infinite;
}

.landing-hero-path--1 { animation-duration: 28s; animation-direction: reverse; }
.landing-hero-path--2 { animation-duration: 32s; }
.landing-hero-path--3 { animation-duration: 24s; animation-direction: reverse; animation-delay: -5s; }

@keyframes landing-path-move {
  to { stroke-dashoffset: -100; }
}

/* Floating document shapes */
.landing-hero-doc {
  animation: landing-doc-float 20s ease-in-out infinite;
  transform-origin: center center;
}

.landing-hero-doc--1 { animation-delay: 0s; }
.landing-hero-doc--2 { animation-delay: -5s; animation-duration: 22s; }
.landing-hero-doc--3 { animation-delay: -10s; animation-duration: 18s; }
.landing-hero-doc--4 { animation-delay: -7s; animation-duration: 24s; }

@keyframes landing-doc-float {
  0%, 100% { transform: translate(0, 0) rotate(0deg); opacity: 0.9; }
  25% { transform: translate(8px, -12px) rotate(1.5deg); opacity: 1; }
  50% { transform: translate(-5px, 6px) rotate(-1deg); opacity: 0.85; }
  75% { transform: translate(6px, 8px) rotate(0.8deg); opacity: 0.95; }
}

/* Floating dots */
.landing-hero-dot {
  animation: landing-dot-float 12s ease-in-out infinite;
}

.landing-hero-dot--1 { animation-delay: 0s; }
.landing-hero-dot--2 { animation-delay: -3s; animation-duration: 14s; }
.landing-hero-dot--3 { animation-delay: -6s; animation-duration: 10s; }
.landing-hero-dot--4 { animation-delay: -2s; animation-duration: 16s; }

@keyframes landing-dot-float {
  0%, 100% { transform: translate(0, 0); opacity: 0.6; }
  50% { transform: translate(15px, -10px); opacity: 1; }
}

/* Receipt lines subtle pulse */
.landing-hero-lines {
  animation: landing-lines-pulse 4s ease-in-out infinite;
}

@keyframes landing-lines-pulse {
  0%, 100% { opacity: 0.12; }
  50% { opacity: 0.2; }
}

@media (prefers-reduced-motion: reduce) {
  .landing-hero-path,
  .landing-hero-doc,
  .landing-hero-dot,
  .landing-hero-lines {
    animation: none;
  }
}

.landing-hero-inner {
  position: relative;
  z-index: 2;
  max-width: 720px;
  margin: 0 auto;
}

.landing-hero-badge {
  display: inline-block;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--theme);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin: 0 0 1rem;
  padding: 0.35rem 0.75rem;
  background: hsl(var(--theme-h), var(--theme-s), 95%);
  border-radius: 100px;
  animation: landing-fade-in-up var(--landing-dur) var(--landing-ease) both;
}

.landing-hero-title {
  font-size: clamp(2rem, 5vw, 3.25rem);
  font-weight: 800;
  line-height: 1.2;
  margin: 0 0 1rem;
  letter-spacing: -0.04em;
  color: var(--text);
  display: block;
}

.landing-hero-line {
  display: block;
  overflow: hidden;
  animation: landing-fade-in-up var(--landing-dur) var(--landing-ease) both;
}

.landing-hero-line:first-child {
  animation-delay: 0.1s;
}

.landing-hero-line--accent {
  color: var(--theme);
  animation-delay: 0.25s;
}

.landing-hero-subtitle {
  font-size: 1.125rem;
  color: var(--text-muted);
  margin: 0 0 1.75rem;
  line-height: 1.65;
  max-width: 520px;
  margin-left: auto;
  margin-right: auto;
  animation: landing-fade-in-up var(--landing-dur) var(--landing-ease) 0.4s both;
}

.landing-hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
  margin-bottom: 1.5rem;
  animation: landing-fade-in-up var(--landing-dur) var(--landing-ease) 0.55s both;
}

.landing-hero-trust {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin: 0;
  animation: landing-fade-in-up var(--landing-dur) var(--landing-ease) 0.7s both;
}

.landing-hero-scroll {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  animation: landing-fade-in-up var(--landing-dur) var(--landing-ease) 0.9s both;
}

.landing-hero-scroll-dot {
  display: block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--text-muted);
  opacity: 0.7;
  animation: landing-scroll-bounce 2s ease-in-out infinite;
}

@keyframes landing-scroll-bounce {
  0%, 100% { transform: translateY(0); opacity: 0.7; }
  50% { transform: translateY(8px); opacity: 0.4; }
}

@keyframes landing-fade-in-up {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ----- Stats strip ----- */
.landing-stats {
  padding: 3rem 1.5rem;
  background: var(--card-bg);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.04);
}

.landing-stats-inner {
  max-width: 1000px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.landing-stat {
  text-align: center;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity var(--landing-dur) var(--landing-ease), transform var(--landing-dur) var(--landing-ease);
}

.landing-stats.landing-visible .landing-stat:nth-child(1) { opacity: 1; transform: translateY(0); transition-delay: 0.05s; }
.landing-stats.landing-visible .landing-stat:nth-child(2) { opacity: 1; transform: translateY(0); transition-delay: 0.15s; }
.landing-stats.landing-visible .landing-stat:nth-child(3) { opacity: 1; transform: translateY(0); transition-delay: 0.25s; }

.landing-stat-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--theme-muted) 0%, hsl(var(--theme-h), var(--theme-s), 96%) 100%);
  color: var(--theme);
  margin-bottom: 0.75rem;
  transition: transform var(--landing-dur-fast) var(--landing-ease);
}

.landing-stat-icon svg {
  width: 24px;
  height: 24px;
}

.landing-stat:hover .landing-stat-icon {
  transform: scale(1.08);
}

.landing-stat-value {
  display: block;
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.25rem;
}

.landing-stat-label {
  display: block;
  font-size: 0.875rem;
  color: var(--text-muted);
}

@media (max-width: 640px) {
  .landing-stats-inner { grid-template-columns: 1fr; gap: 1.5rem; }
}

/* ----- App preview: phone + desktop mockup ----- */
.landing-preview {
  padding: 4rem 1.5rem 5rem;
  background: linear-gradient(180deg, transparent 0%, hsl(220, 20%, 98%) 15%, hsl(220, 20%, 98%) 85%, transparent 100%);
}

.landing-preview-label {
  width: 100%;
  text-align: center;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text-muted);
  margin: 0 0 0.5rem;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  opacity: 0;
  transform: translateY(16px);
  transition: opacity var(--landing-dur) var(--landing-ease), transform var(--landing-dur) var(--landing-ease);
}

.landing-preview.landing-visible .landing-preview-label { opacity: 1; transform: translateY(0); transition-delay: 0.05s; }

.landing-preview-desc {
  width: 100%;
  text-align: center;
  font-size: 1rem;
  color: var(--text-muted);
  margin: 0 0 2rem;
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
  opacity: 0;
  transform: translateY(16px);
  transition: opacity var(--landing-dur) var(--landing-ease), transform var(--landing-dur) var(--landing-ease);
}

.landing-preview.landing-visible .landing-preview-desc { opacity: 1; transform: translateY(0); transition-delay: 0.12s; }

.landing-preview .landing-phones,
.landing-preview .landing-preview-inner > .landing-mockup-desk {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity var(--landing-dur) var(--landing-ease), transform var(--landing-dur) var(--landing-ease);
}

.landing-preview.landing-visible .landing-phones { opacity: 1; transform: translateY(0); transition-delay: 0.2s; }
.landing-preview.landing-visible .landing-phones .landing-mockup:nth-child(1) { opacity: 1; transform: translateY(0); transition-delay: 0.25s; }
.landing-preview.landing-visible .landing-phones .landing-mockup:nth-child(2) { opacity: 1; transform: translateY(0); transition-delay: 0.3s; }
.landing-preview.landing-visible .landing-phones .landing-mockup:nth-child(3) { opacity: 1; transform: translateY(0); transition-delay: 0.35s; }
.landing-preview.landing-visible .landing-phones .landing-mockup:nth-child(4) { opacity: 1; transform: translateY(0); transition-delay: 0.4s; }
.landing-preview.landing-visible .landing-preview-inner > .landing-mockup-desk { opacity: 1; transform: translateY(0); transition-delay: 0.45s; }

.landing-preview .landing-phones .landing-mockup {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity var(--landing-dur) var(--landing-ease), transform var(--landing-dur) var(--landing-ease);
}

.landing-preview-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2rem;
}

.landing-phones {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 1.25rem;
  width: 100%;
}

.landing-mockup {
  position: relative;
  border-radius: 20px;
  box-shadow:
    0 25px 50px -12px rgba(0, 0, 0, 0.15),
    0 0 0 1px rgba(0, 0, 0, 0.04);
  overflow: hidden;
  animation: landing-fade-in-up var(--landing-dur) var(--landing-ease) both;
  transition: transform var(--landing-dur) var(--landing-ease);
}

.landing-mockup:hover {
  transform: translateY(-8px) scale(1.02);
}

.landing-mockup-phone {
  width: 280px;
  height: 560px;
  background: linear-gradient(145deg, #1a1a2e 0%, #16213e 100%);
  border: 8px solid #0f0f1a;
  border-radius: 36px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  padding-top: 3rem;
}

.landing-mockup-phone::before {
  content: "";
  position: absolute;
  top: 12px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 24px;
  background: #0f0f1a;
  border-radius: 20px;
}

.landing-mockup-phone-screen {
  width: 100%;
  flex: 1;
  padding: 0 1rem 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  overflow: hidden;
  min-height: 0;
}

.landing-mockup-phone-screen.landing-mockup-phone-screen--screenshot,
.landing-mockup-phone-screen:has(.landing-phone-screenshot) {
  padding: 0;
}

.landing-phone-screenshot {
  width: 100%;
  height: 100%;
  min-height: 200px;
  object-fit: cover;
  object-position: top center;
  display: block;
}

.landing-mockup-phone-bar {
  height: 8px;
  border-radius: 4px;
  background: hsl(var(--theme-h), var(--theme-s), 75%);
  width: 60%;
  margin: 0 auto;
}

.landing-mockup-phone-card {
  background: rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  padding: 1rem;
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.landing-mockup-phone-card .line {
  height: 6px;
  border-radius: 3px;
  background: rgba(255, 255, 255, 0.2);
  margin-bottom: 0.5rem;
}

.landing-mockup-phone-card .line:last-child { margin-bottom: 0; width: 70%; }

.landing-mockup-desk {
  width: 520px;
  max-width: 100%;
  min-height: 320px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 16px;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
  overflow: hidden;
}

.landing-mockup-desk-bar {
  height: 40px;
  background: hsl(220, 18%, 96%);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  padding: 0 1rem;
  gap: 8px;
}

.landing-mockup-desk-bar span {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--border-strong);
}

.landing-mockup-desk-bar span:first-child { background: hsl(0, 70%, 60%); }
.landing-mockup-desk-bar span:nth-child(2) { background: hsl(45, 80%, 55%); }
.landing-mockup-desk-bar span:nth-child(3) { background: hsl(140, 50%, 50%); }

.landing-mockup-desk-body {
  padding: 1.5rem;
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 1rem;
  min-height: 260px;
}

.landing-mockup-desk-sidebar {
  background: hsl(224, 28%, 12%);
  border-radius: 10px;
  padding: 0.75rem;
}

.landing-mockup-desk-sidebar .item {
  height: 8px;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.15);
  margin-bottom: 0.5rem;
  width: 80%;
}

.landing-mockup-desk-content {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.landing-mockup-desk-content .row {
  height: 10px;
  border-radius: 5px;
  background: var(--border);
  width: 100%;
}

.landing-mockup-desk-content .row:nth-child(1) { width: 40%; }
.landing-mockup-desk-content .row:nth-child(2) { width: 90%; }
.landing-mockup-desk-content .row:nth-child(3) { width: 70%; }
.landing-mockup-desk-content .row:nth-child(4) { width: 60%; }

@media (max-width: 640px) {
  .landing-mockup-desk { width: 100%; min-height: 280px; }
  .landing-mockup-desk-body { grid-template-columns: 1fr; }
  .landing-mockup-phone { width: 240px; height: 480px; border-radius: 28px; }
}

/* ----- Features ----- */
.landing-section {
  padding: 4rem 1.5rem;
}

.landing-section-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.landing-section-alt {
  background: hsl(220, 24%, 98%);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.landing-section-title {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 800;
  margin: 0 0 0.5rem;
  text-align: center;
  letter-spacing: -0.03em;
  color: var(--text);
}

.landing-section-lead {
  text-align: center;
  color: var(--text-muted);
  margin: 0 auto 2.5rem;
  max-width: 560px;
  font-size: 1.0625rem;
  line-height: 1.6;
}

.landing-features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.landing-feature {
  padding: 2rem;
  background: var(--card-bg);
  border-radius: 16px;
  border: 1px solid var(--border);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
  transition: transform var(--landing-dur) var(--landing-ease),
              box-shadow var(--landing-dur) var(--landing-ease),
              border-color var(--landing-dur-fast) var(--landing-ease);
}

.landing-feature:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 40px -12px rgba(0, 0, 0, 0.12);
  border-color: hsl(var(--theme-h), var(--theme-s), 90%);
}

.landing-feature-icon-wrap {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--theme-muted) 0%, hsl(var(--theme-h), var(--theme-s), 96%) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  color: var(--theme);
  transition: transform var(--landing-dur-fast) var(--landing-ease);
}

.landing-feature:hover .landing-feature-icon-wrap {
  transform: scale(1.08);
}

.landing-feature-icon-wrap svg {
  width: 28px;
  height: 28px;
}

.landing-feature h3 {
  font-size: 1.125rem;
  font-weight: 700;
  margin: 0 0 0.5rem;
  letter-spacing: -0.02em;
  color: var(--text);
}

.landing-feature p {
  font-size: 0.9375rem;
  color: var(--text-muted);
  margin: 0;
  line-height: 1.55;
}

/* Scroll-in animation for sections (triggered by .landing-animate when in view) */
.landing-section .landing-section-title,
.landing-section .landing-section-lead {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity var(--landing-dur) var(--landing-ease), transform var(--landing-dur) var(--landing-ease);
}

.landing-section .landing-feature {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity var(--landing-dur) var(--landing-ease), transform var(--landing-dur) var(--landing-ease);
}

.landing-section.landing-visible .landing-section-title,
.landing-section.landing-visible .landing-section-lead {
  opacity: 1;
  transform: translateY(0);
}

.landing-section.landing-visible .landing-features .landing-feature:nth-child(1) { opacity: 1; transform: translateY(0); transition-delay: 0.05s; }
.landing-section.landing-visible .landing-features .landing-feature:nth-child(2) { opacity: 1; transform: translateY(0); transition-delay: 0.15s; }
.landing-section.landing-visible .landing-features .landing-feature:nth-child(3) { opacity: 1; transform: translateY(0); transition-delay: 0.25s; }
.landing-section.landing-visible .landing-features .landing-feature:nth-child(4) { opacity: 1; transform: translateY(0); transition-delay: 0.35s; }

.landing-section .landing-form-card {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity var(--landing-dur) var(--landing-ease), transform var(--landing-dur) var(--landing-ease), box-shadow var(--landing-dur) var(--landing-ease);
}
.landing-section.landing-visible .landing-form-card {
  opacity: 1;
  transform: translateY(0);
  transition-delay: 0.1s;
}

/* ----- How it works ----- */
.landing-how .landing-section-title,
.landing-how .landing-section-lead {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity var(--landing-dur) var(--landing-ease), transform var(--landing-dur) var(--landing-ease);
}

.landing-steps {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  align-items: start;
  gap: 0;
  margin-top: 2.5rem;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.landing-step {
  text-align: center;
  padding: 0 0.5rem;
  opacity: 0;
  transform: translateY(24px);
  transition: opacity var(--landing-dur) var(--landing-ease), transform var(--landing-dur) var(--landing-ease);
}

.landing-how.landing-visible .landing-section-title,
.landing-how.landing-visible .landing-section-lead {
  opacity: 1;
  transform: translateY(0);
}

.landing-how.landing-visible .landing-step:nth-child(1) { opacity: 1; transform: translateY(0); transition-delay: 0.1s; }
.landing-how.landing-visible .landing-step-connector:nth-child(2) { opacity: 1; transition-delay: 0.25s; }
.landing-how.landing-visible .landing-step:nth-child(3) { opacity: 1; transform: translateY(0); transition-delay: 0.2s; }
.landing-how.landing-visible .landing-step-connector:nth-child(4) { opacity: 1; transition-delay: 0.35s; }
.landing-how.landing-visible .landing-step:nth-child(5) { opacity: 1; transform: translateY(0); transition-delay: 0.3s; }

.landing-step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--theme);
  color: var(--theme-foreground);
  font-size: 1rem;
  font-weight: 800;
  margin-bottom: 1rem;
  box-shadow: 0 4px 14px hsl(var(--theme-h), var(--theme-s), 50% / 0.35);
  transition: transform var(--landing-dur-fast) var(--landing-ease);
}

.landing-step:hover .landing-step-num {
  transform: scale(1.1);
}

.landing-step-icon-wrap {
  width: 52px;
  height: 52px;
  margin: 0 auto 1rem;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--theme-muted) 0%, hsl(var(--theme-h), var(--theme-s), 96%) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--theme);
  transition: transform var(--landing-dur-fast) var(--landing-ease);
}

.landing-step-icon-wrap svg {
  width: 26px;
  height: 26px;
}

.landing-step:hover .landing-step-icon-wrap {
  transform: scale(1.08);
}

.landing-step-connector {
  width: 40px;
  height: 2px;
  background: linear-gradient(90deg, var(--border-strong), var(--theme));
  align-self: center;
  margin-top: 4rem;
  opacity: 0;
  transition: opacity var(--landing-dur) var(--landing-ease);
}

.landing-step-title {
  font-size: 1rem;
  font-weight: 700;
  margin: 0 0 0.5rem;
  color: var(--text);
}

.landing-step-desc {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin: 0;
  line-height: 1.5;
}

@media (max-width: 768px) {
  .landing-steps {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  .landing-step-connector {
    width: 2px;
    height: 24px;
    margin: 0 auto;
    background: linear-gradient(180deg, var(--border-strong), var(--theme));
  }
}

/* ----- Form section ----- */
.landing-form-card {
  max-width: 560px;
  margin: 0 auto 1.5rem;
  padding: 2.5rem 2rem;
  background: var(--card-bg);
  border-radius: 20px;
  border: 1px solid var(--border);
  box-shadow: 0 20px 60px -20px rgba(0, 0, 0, 0.12), 0 0 0 1px rgba(0, 0, 0, 0.02);
  transition: box-shadow var(--landing-dur) var(--landing-ease),
              transform var(--landing-dur-fast) var(--landing-ease);
}

.landing-form-card:hover {
  box-shadow: 0 24px 64px -16px rgba(0, 0, 0, 0.15), 0 0 0 1px rgba(0, 0, 0, 0.03);
}

.landing-form {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.landing-form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

@media (max-width: 600px) {
  .landing-form-card {
    padding: 1.75rem 1.25rem;
    margin-left: 0;
    margin-right: 0;
    border-radius: 16px;
  }
  .landing-form-row {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
  .landing-form { gap: 1.25rem; }
}

.landing-form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  min-width: 0;
}

.landing-label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text);
  letter-spacing: 0.01em;
  line-height: 1.3;
}

.landing-input {
  width: 100%;
  min-height: 48px;
  padding: 0.75rem 1rem;
  font-size: 1rem;
  line-height: 1.5;
  border: 1.5px solid var(--border);
  border-radius: 10px;
  font-family: inherit;
  background: hsl(220, 20%, 99%);
  color: var(--text);
  transition: border-color var(--landing-dur-fast) var(--landing-ease),
              box-shadow var(--landing-dur-fast) var(--landing-ease),
              background-color var(--landing-dur-fast) var(--landing-ease);
  -webkit-appearance: none;
  appearance: none;
}

.landing-input:hover {
  border-color: var(--border-strong);
}

.landing-input:focus {
  outline: none;
  border-color: var(--theme);
  box-shadow: 0 0 0 4px var(--theme-ring);
  background: var(--card-bg);
}

.landing-input::placeholder {
  color: var(--text-muted);
  opacity: 0.85;
}

.landing-hint {
  font-size: 0.8125rem;
  color: var(--text-muted);
  line-height: 1.4;
  margin-top: 0.125rem;
}

.landing-form .landing-btn-block {
  min-height: 52px;
  margin-top: 0.5rem;
  padding: 0.875rem 1.5rem;
  font-size: 1.0625rem;
  border-radius: 12px;
}

.landing-alert {
  max-width: 560px;
  margin: 0 auto 1.25rem;
  padding: 1rem 1.25rem;
  border-radius: 12px;
  font-size: 0.9375rem;
  line-height: 1.5;
  animation: landing-fade-in-up var(--landing-dur-fast) var(--landing-ease);
}

.landing-alert-error {
  background: hsl(0, 85%, 96%);
  color: hsl(0, 60%, 30%);
  border: 1px solid hsl(0, 70%, 88%);
}

.landing-alert-success {
  background: hsl(140, 50%, 96%);
  color: hsl(140, 50%, 25%);
  border: 1px solid hsl(140, 45%, 88%);
}

.landing-admin-note {
  text-align: center;
  font-size: 0.9375rem;
  color: var(--text-muted);
  margin: 1rem 0 0;
  line-height: 1.5;
}

.landing-admin-note a {
  font-weight: 600;
  text-decoration: none;
}

.landing-admin-note a:hover {
  text-decoration: underline;
}

/* ----- Footer ----- */
.landing-footer {
  margin-top: auto;
  padding: 2rem 1.5rem;
  border-top: 1px solid var(--border);
  background: hsl(220, 20%, 98%);
}

.landing-footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.landing-footer-brand {
  flex: 1;
  min-width: 200px;
}

.landing-footer-brand .landing-footer-logo-img {
  height: 1.75rem;
  width: auto;
  object-fit: contain;
  margin-bottom: 0.35rem;
  display: block;
}

.landing-footer-logo {
  display: block;
  font-weight: 700;
  font-size: 1rem;
  color: var(--text);
  margin-bottom: 0.25rem;
}

.landing-footer-brand p {
  margin: 0;
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.5;
}

.landing-footer-credit {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.8125rem;
  color: var(--text-muted);
}

.landing-footer-credit-label {
  letter-spacing: 0.02em;
}

.landing-footer-credit-name {
  font-weight: 600;
  color: var(--theme);
  text-decoration: none;
  letter-spacing: 0.02em;
  transition: color var(--landing-dur-fast) var(--landing-ease);
}

.landing-footer-credit-name:hover {
  color: var(--theme-hover);
  text-decoration: none;
}

@media (max-width: 640px) {
  .landing-footer-inner {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 1rem;
  }
  .landing-footer-credit {
    order: -1;
    margin-bottom: 0.25rem;
  }
}

.landing-footer-links {
  display: flex;
  gap: 1rem;
  align-items: center;
}

.landing-footer-link {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: color var(--landing-dur-fast) var(--landing-ease);
}

.landing-footer-link:hover {
  color: var(--theme);
  text-decoration: none;
}