/* ==========================================================================
   LUCKY DREAM WINNER — STYLESHEET
   Design language: deep midnight indigo + warm lucky-gold accent.
   Font: Poppins throughout (display weights 700/800, body 400/500).
   ========================================================================== */

/* ---------- Design tokens ---------- */
:root {
  /* Colors */
  --midnight: #0e1130;
  --midnight-soft: #171b45;
  --midnight-panel: #1c2050;
  --ink: #171933;
  --ink-soft: #4d4f6e;
  --muted: #6b6f8f;
  --cloud: #f7f7fc;
  --cloud-dim: #eef0f9;
  --white: #ffffff;

  --gold: #f4b841;
  --gold-deep: #d9922b;
  --gold-light: #ffe1a3;

  --success: #33c481;

  /* Gradients */
  --gradient-hero: radial-gradient(circle at 15% 20%, #2a2f6e 0%, transparent 45%),
                    radial-gradient(circle at 85% 0%, #3a2a63 0%, transparent 40%),
                    linear-gradient(160deg, #0e1130 0%, #171b45 55%, #100f2c 100%);
  --gradient-gold: linear-gradient(135deg, #ffd873 0%, #f4b841 45%, #d9922b 100%);
  --gradient-panel: linear-gradient(135deg, #1c2050 0%, #262a63 100%);

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(14, 17, 48, 0.08);
  --shadow-md: 0 10px 30px rgba(14, 17, 48, 0.12);
  --shadow-lg: 0 24px 60px rgba(14, 17, 48, 0.18);
  --shadow-gold: 0 14px 34px rgba(217, 146, 43, 0.35);

  /* Layout */
  --container-w: 1180px;
  --radius-sm: 10px;
  --radius-md: 18px;
  --radius-lg: 28px;
  --nav-h: 76px;

  /* Motion */
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --dur: 0.5s;
}

/* ---------- Reset & base ---------- */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-h);
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

body {
  font-family: "Poppins", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--cloud);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

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

ul, ol {
  list-style: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
}

h1, h2, h3 {
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.01em;
}

.container {
  width: 100%;
  max-width: var(--container-w);
  margin-inline: auto;
  padding-inline: 24px;
}

.container--narrow {
  max-width: 760px;
}

/* Accessibility: skip link */
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--gold);
  color: var(--ink);
  padding: 12px 20px;
  z-index: 1000;
  border-radius: 0 0 8px 0;
  font-weight: 600;
}
.skip-link:focus {
  left: 0;
}

/* Visible keyboard focus everywhere */
a:focus-visible,
button:focus-visible {
  outline: 3px solid var(--gold);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ---------- Fade-in animation on scroll ---------- */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
.fade-in.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 15px 30px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.98rem;
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease), background var(--dur) var(--ease);
  white-space: nowrap;
}

.btn__icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.btn--large {
  padding: 18px 38px;
  font-size: 1.05rem;
}

.btn--primary {
  background: var(--gradient-gold);
  color: #2b1a03;
  box-shadow: var(--shadow-gold);
}
.btn--primary:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 18px 40px rgba(217, 146, 43, 0.45);
}

.btn--gold {
  background: var(--gradient-gold);
  color: #2b1a03;
  box-shadow: var(--shadow-gold);
}
.btn--gold:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 18px 44px rgba(217, 146, 43, 0.5);
}

.btn--ghost {
  background: rgba(255, 255, 255, 0.06);
  color: var(--white);
  border: 1.5px solid rgba(255, 255, 255, 0.3);
  backdrop-filter: blur(6px);
}
.btn--ghost:hover {
  background: rgba(255, 255, 255, 0.14);
  transform: translateY(-3px);
}

.btn--nav {
  padding: 10px 22px;
  font-size: 0.9rem;
  color: #2b1a03;
  background: var(--gradient-gold);
  box-shadow: 0 6px 16px rgba(217, 146, 43, 0.35);
}
.btn--nav:hover {
  transform: translateY(-2px);
}

/* ---------- Sticky Navbar (glassmorphism) ---------- */
.navbar {
  position: fixed;
  inset: 0 0 auto 0;
  height: var(--nav-h);
  z-index: 500;
  background: rgba(14, 17, 48, 0.55);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  transition: background var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}
.navbar.is-scrolled {
  background: rgba(14, 17, 48, 0.85);
  box-shadow: var(--shadow-md);
}

.nav {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav__brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--white);
}
.nav__brand img {
  border-radius: 8px;
}

.nav__menu {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav__link {
  font-size: 0.95rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.85);
  position: relative;
  padding-bottom: 4px;
  transition: color 0.3s var(--ease);
}
.nav__link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background: var(--gold);
  transition: width 0.3s var(--ease);
}
.nav__link:hover {
  color: var(--white);
}
.nav__link:hover::after {
  width: 100%;
}

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 30px;
  z-index: 10;
}
.nav__toggle span {
  height: 2px;
  width: 100%;
  background: var(--white);
  border-radius: 2px;
  transition: transform 0.3s var(--ease), opacity 0.3s var(--ease);
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding: calc(var(--nav-h) + 70px) 0 100px;
  background: var(--gradient-hero);
  color: var(--white);
  overflow: hidden;
}

.hero__glow {
  position: absolute;
  inset: 0;
  background: radial-gradient(600px circle at 80% 30%, rgba(244, 184, 65, 0.16), transparent 60%);
  pointer-events: none;
}

.hero__orbs {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(2px);
  opacity: 0.55;
  background: radial-gradient(circle at 30% 30%, #ffe9b8, #f4b841 60%, transparent 75%);
  animation: float 9s ease-in-out infinite;
}
.orb--1 { width: 14px; height: 14px; top: 18%; left: 8%; animation-delay: 0s; }
.orb--2 { width: 9px; height: 9px; top: 60%; left: 22%; animation-delay: 2.2s; }
.orb--3 { width: 11px; height: 11px; top: 35%; left: 46%; animation-delay: 4.4s; }

@keyframes float {
  0%, 100% { transform: translateY(0) translateX(0); }
  50% { transform: translateY(-26px) translateX(10px); }
}

.hero__grid {
  position: relative;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  align-items: center;
  gap: 48px;
}

.hero__logo {
  border-radius: 22px;
  box-shadow: var(--shadow-lg);
  margin-bottom: 26px;
}

.hero__title {
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  font-weight: 800;
  margin-bottom: 18px;
  background: linear-gradient(135deg, #ffffff 30%, #ffe1a3 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero__subtitle {
  font-size: 1.15rem;
  font-weight: 400;
  color: rgba(255, 255, 255, 0.78);
  max-width: 480px;
  margin-bottom: 36px;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 44px;
}

.hero__meta {
  display: flex;
  gap: 36px;
}
.hero__meta li {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.hero__meta strong {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--gold-light);
}
.hero__meta span {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.6);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* Phone mockup */
.hero__visual {
  display: flex;
  justify-content: center;
}

.phone-mockup {
  position: relative;
  transform: rotate(4deg);
  animation: hover-phone 6s ease-in-out infinite;
}

@keyframes hover-phone {
  0%, 100% { transform: rotate(4deg) translateY(0); }
  50% { transform: rotate(4deg) translateY(-14px); }
}

.phone-mockup__frame {
  width: 260px;
  aspect-ratio: 9 / 19.5;
  border-radius: 38px;
  border: 8px solid #191d47;
  background: #0b0d24;
  box-shadow: var(--shadow-lg), 0 0 0 1px rgba(255, 255, 255, 0.06);
  overflow: hidden;
  position: relative;
}
.phone-mockup__frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.phone-mockup__frame::before {
  content: "";
  position: absolute;
  top: 10px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 6px;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.25);
  z-index: 2;
}

.phone-mockup__badge {
  position: absolute;
  padding: 10px 16px;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--white);
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.22);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-md);
  white-space: nowrap;
}
.phone-mockup__badge--1 { top: 6%; right: -16%; }
.phone-mockup__badge--2 { top: 46%; left: -22%; }
.phone-mockup__badge--3 { bottom: 8%; right: -18%; }

/* ---------- Section shared styles ---------- */
section {
  padding: 100px 0;
}

.section-head {
  text-align: center;
  max-width: 620px;
  margin: 0 auto 56px;
}

.eyebrow {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold-deep);
  background: rgba(244, 184, 65, 0.12);
  padding: 6px 16px;
  border-radius: 999px;
  margin-bottom: 16px;
}
.eyebrow--light {
  color: var(--gold-light);
  background: rgba(255, 255, 255, 0.1);
}

.section-head h2 {
  font-size: clamp(1.7rem, 3.2vw, 2.4rem);
  margin-bottom: 14px;
  color: var(--ink);
}

.section-head p {
  color: var(--ink-soft);
  font-size: 1.02rem;
}

.grid {
  display: grid;
  gap: 26px;
}
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }

/* ---------- Features ---------- */
.features {
  background: var(--cloud);
}

.feature-card {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 34px 28px;
  box-shadow: var(--shadow-sm);
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
  border: 1px solid rgba(23, 25, 51, 0.05);
}
.feature-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}

.feature-card__icon {
  width: 54px;
  height: 54px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  border-radius: 16px;
  background: linear-gradient(135deg, #fff3dc, #ffe1a3);
  margin-bottom: 20px;
}

.feature-card h3 {
  font-size: 1.12rem;
  margin-bottom: 8px;
}

.feature-card p {
  color: var(--ink-soft);
  font-size: 0.95rem;
}

/* ---------- Why choose ---------- */
.why-choose {
  background: var(--cloud-dim);
}

.benefit-card {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 30px 24px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}
.benefit-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}

.benefit-card__icon {
  width: 58px;
  height: 58px;
  margin: 0 auto 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  border-radius: 50%;
  background: var(--gradient-gold);
  box-shadow: var(--shadow-gold);
}

.benefit-card h3 {
  font-size: 1.05rem;
  margin-bottom: 8px;
}

.benefit-card p {
  color: var(--ink-soft);
  font-size: 0.92rem;
}

/* ---------- Download section ---------- */
.download {
  background: var(--cloud);
}

.download__panel {
  position: relative;
  background: var(--gradient-panel);
  color: var(--white);
  border-radius: var(--radius-lg);
  padding: 64px 48px;
  text-align: center;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.download__glow {
  position: absolute;
  inset: 0;
  background: radial-gradient(500px circle at 50% 0%, rgba(244, 184, 65, 0.22), transparent 65%);
  pointer-events: none;
}

.download__panel h2 {
  position: relative;
  color: var(--white);
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  margin: 8px 0 12px;
}

.download__lead {
  position: relative;
  color: rgba(255, 255, 255, 0.75);
  max-width: 460px;
  margin: 0 auto 36px;
}

.download__stats {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  max-width: 760px;
  margin: 0 auto 40px;
}

.stat {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius-sm);
  padding: 18px 12px;
  backdrop-filter: blur(8px);
}
.stat dt {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: rgba(255, 255, 255, 0.55);
  margin-bottom: 6px;
}
.stat dd {
  font-family: "Poppins", monospace;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--gold-light);
}

.download__note {
  position: relative;
  margin-top: 18px;
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.5);
}

/* ---------- Installation guide ---------- */
.guide {
  background: var(--cloud-dim);
}

.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 26px;
  counter-reset: step;
}

.step {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 32px 24px;
  box-shadow: var(--shadow-sm);
  position: relative;
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}
.step:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
}

.step__number {
  width: 42px;
  height: 42px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--gradient-gold);
  color: #2b1a03;
  font-weight: 700;
  margin-bottom: 18px;
  box-shadow: var(--shadow-gold);
}

.step h3 {
  font-size: 1.05rem;
  margin-bottom: 8px;
}

.step p {
  color: var(--ink-soft);
  font-size: 0.92rem;
}

/* ---------- FAQ / Accordion ---------- */
.faq {
  background: var(--cloud);
}

.accordion__item {
  background: var(--white);
  border-radius: var(--radius-sm);
  margin-bottom: 14px;
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.accordion__trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  font-size: 1rem;
  font-weight: 600;
  text-align: left;
  color: var(--ink);
}

.accordion__icon {
  position: relative;
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}
.accordion__icon::before,
.accordion__icon::after {
  content: "";
  position: absolute;
  background: var(--gold-deep);
  border-radius: 2px;
  transition: transform 0.3s var(--ease);
}
.accordion__icon::before {
  width: 100%;
  height: 2px;
  top: 50%;
  transform: translateY(-50%);
}
.accordion__icon::after {
  width: 2px;
  height: 100%;
  left: 50%;
  transform: translateX(-50%);
}
.accordion__trigger[aria-expanded="true"] .accordion__icon::after {
  transform: translateX(-50%) rotate(90deg);
  opacity: 0;
}

.accordion__panel {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s var(--ease), padding 0.4s var(--ease);
  padding: 0 24px;
}
.accordion__panel p {
  color: var(--ink-soft);
  padding-bottom: 20px;
  font-size: 0.95rem;
}
.accordion__item.is-open .accordion__panel {
  max-height: 240px;
}

/* ---------- Footer ---------- */
.footer {
  background: var(--midnight);
  color: rgba(255, 255, 255, 0.7);
  padding: 40px 0;
}

.footer__grid {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.footer__brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  color: var(--white);
}
.footer__brand img {
  border-radius: 6px;
}

.footer__copy {
  font-size: 0.85rem;
}

.footer__links {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
}
.footer__links a {
  font-size: 0.85rem;
  transition: color 0.3s var(--ease);
}
.footer__links a:hover {
  color: var(--gold-light);
}

/* ---------- Scroll to top ---------- */
.scroll-top {
  position: fixed;
  right: 24px;
  bottom: 24px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--gradient-gold);
  box-shadow: var(--shadow-gold);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #2b1a03;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: opacity 0.3s var(--ease), transform 0.3s var(--ease), visibility 0.3s;
  z-index: 400;
}
.scroll-top svg {
  width: 20px;
  height: 20px;
}
.scroll-top.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.scroll-top:hover {
  transform: translateY(-4px);
}

/* ==========================================================================
   RESPONSIVE
   ========================================================================== */

/* Tablet */
@media (max-width: 960px) {
  .hero__grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .hero__content {
    order: 2;
  }
  .hero__visual {
    order: 1;
    margin-bottom: 20px;
  }
  .hero__subtitle {
    margin-inline: auto;
  }
  .hero__actions,
  .hero__meta {
    justify-content: center;
  }

  .grid--3 { grid-template-columns: repeat(2, 1fr); }
  .grid--4 { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .download__stats { grid-template-columns: repeat(2, 1fr); }
}

/* Mobile */
@media (max-width: 680px) {
  section { padding: 72px 0; }

  .nav__toggle { display: flex; }

  .nav__menu {
    position: fixed;
    top: var(--nav-h);
    right: 0;
    height: calc(100vh - var(--nav-h));
    width: min(78vw, 320px);
    background: rgba(14, 17, 48, 0.97);
    backdrop-filter: blur(16px);
    flex-direction: column;
    align-items: flex-start;
    padding: 32px 28px;
    gap: 24px;
    transform: translateX(100%);
    transition: transform 0.35s var(--ease);
  }
  .nav__menu.is-open {
    transform: translateX(0);
  }
  .nav__link {
    font-size: 1.05rem;
  }

  .hero { padding-top: calc(var(--nav-h) + 40px); }

  .phone-mockup { transform: rotate(0); width: 220px; }
  .phone-mockup__frame { width: 220px; }
  .phone-mockup__badge { display: none; }

  .grid--3, .grid--4, .steps { grid-template-columns: 1fr; }
  .download__stats { grid-template-columns: repeat(2, 1fr); }
  .download__panel { padding: 44px 24px; }

  .footer__grid {
    flex-direction: column;
    text-align: center;
  }
}