/* ============================================================
   LUNIVA: DARKTIDE STAND — Landing Page Styles
   ============================================================ */

/* Google Fonts Import */
@import url("https://fonts.googleapis.com/css2?family=Quicksand:wght@400;500;600;700&family=Titan+One&display=swap");

/* ============================================================
   CSS VARIABLES
   ============================================================ */
:root {
  --color-primary: #3129b1;
  --color-accent: #fff56f;
  --color-dark: #1b184c;
  --color-light-bg: #ebf5ff;
  --color-white: #ffffff;
  --color-text-dark: #1b184c;

  --font-quicksand: "Quicksand", sans-serif;
  --font-titan: "Titan One", cursive;

  --desktop-side-padding: 160px;
  --mobile-side-padding: 20px;
}

/* ============================================================
   RESET & BASE
   ============================================================ */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-quicksand);
  background-color: #f0f6ff;
  color: var(--color-text-dark);
  overflow-x: hidden;
}

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

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

header {
  background-color: var(--color-light-bg);
  position: sticky;
  top: 0;
  z-index: 1000;
  width: 100%;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px var(--desktop-side-padding);
}

.header-logo img {
  width: 48px;
  height: 48px;
  object-fit: contain;
  border-radius: 10px;
}

.nav-menu {
  display: flex;
  gap: 40px;
  list-style: none;
}

.nav-menu a {
  font-family: var(--font-quicksand);
  font-weight: 500;
  font-size: 18px;
  line-height: 150%;
  letter-spacing: 0%;
  color: var(--color-primary);
  transition: opacity 0.2s;
}

.nav-menu a:hover {
  opacity: 0.7;
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 6px;
}

.hamburger span {
  display: block;
  width: 26px;
  height: 2px;
  background-color: var(--color-primary);
  border-radius: 2px;
  transition: all 0.3s;
}

.mobile-nav {
  display: none;
  flex-direction: column;
  background-color: var(--color-light-bg);
  position: fixed;
  top: 84px;
  left: 10px;
  right: 10px;
  border-radius: 32px;
}

.mobile-nav.open {
  display: flex;
}

.mobile-nav a {
  font-family: var(--font-quicksand);
  font-weight: 500;
  font-size: 18px;
  line-height: 150%;
  color: var(--color-primary);
  padding: 12px 0;
  text-align: center;
}

.mobile-nav a:last-child {
  border-bottom: none;
}

/* ============================================================
   HERO / HOME SECTION
   ============================================================ */
.hero-section {
  width: 100%;
  position: relative;
  background-image: url("assets/home.jpg");
  background-size: cover;
  background-position: center top;
  background-repeat: no-repeat;
  min-height: 778px;

  display: flex;
  align-items: flex-end;
  justify-content: center;
}

.hero-content {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 0 var(--desktop-side-padding) 60px;
  gap: 16px;
}

.hero-subheading {
  font-family: var(--font-quicksand);
  font-weight: 600;
  font-size: 28px;
  line-height: 130%;
  letter-spacing: 0%;
  text-align: center;
  color: var(--color-accent);

  border-radius: 8px;
  padding: 6px 24px;

  max-width: 680px;

  display: inline;

  paint-order: stroke fill;
  -webkit-text-stroke: 8px #382eca;
}

.hero-text {
  font-family: var(--font-quicksand);
  font-weight: 500;
  font-size: 18px;
  line-height: 150%;
  letter-spacing: 0%;
  text-align: center;
  color: var(--color-white);
  border-radius: 8px;
  padding: 8px 20px;
  max-width: 680px;
  paint-order: stroke fill;
  -webkit-text-stroke: 6px #382eca;
}

.cta-button {
  display: inline-block;
  margin-top: 8px;
}

.cta-button img {
  height: 56px;
  width: auto;
}

.section-wrapper {
  padding: 80px var(--desktop-side-padding);
  background-color: var(--color-light-bg);
}

.section-title {
  font-family: var(--font-titan);
  font-weight: 400;
  font-size: 56px;
  line-height: 120%;
  letter-spacing: 0%;
  color: var(--color-accent);
  -webkit-text-stroke: 1.5px var(--color-primary);
  text-shadow:
    -1px -1px 0 var(--color-primary),
    1px -1px 0 var(--color-primary),
    -1px 1px 0 var(--color-primary),
    1px 1px 0 var(--color-primary);
}

.para-title {
  font-family: var(--font-quicksand);
  font-weight: 600;
  font-size: 20px;
  line-height: 150%;
  letter-spacing: 0%;
  color: var(--color-primary);
  margin-bottom: 6px;
}

.para-text {
  font-family: var(--font-quicksand);
  font-weight: 500;
  font-size: 18px;
  line-height: 150%;
  letter-spacing: 0%;
  color: var(--color-text-dark);
}

.phone-mockup img {
  width: 100%;
  max-width: 326px;
  max-height: 610px;
}

#features {
  padding: 80px var(--desktop-side-padding);
  background-color: var(--color-light-bg);
}

.features-inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 40px;
  align-items: start;
}
.central-title {
  grid-column: 1 / -1;
  text-align: center;
  width: 100%;
  margin-bottom: 40px;
}

.features-left {
  display: flex;
  flex-direction: column;
}

.features-left .section-title {
  margin-bottom: 40px;
}

.features-list {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.features-list .feature-item {
  max-width: 480px;
}

.features-right {
  display: flex;
  align-items: flex-start;
}

#how-it-works {
  padding: 80px var(--desktop-side-padding);
  background-color: var(--color-light-bg);
}

.how-inner {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 60px;
  align-items: start;
}

.how-left {
  display: flex;
  align-items: flex-start;
  padding-top: 0;
}

.how-left .phone-mockup img {
  max-width: 280px;
}

.how-right {
  display: flex;
  flex-direction: column;
}

.how-right .section-title {
  margin-bottom: 40px;
}

.how-list {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

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

.how-item .para-title::before {
  content: "● ";
  color: var(--color-primary);
}

#about {
  padding: 80px var(--desktop-side-padding);
  background-color: var(--color-light-bg);
}

.about-inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 60px;
  align-items: start;
}

.about-left {
  display: flex;
  flex-direction: column;
}

.about-left .section-title {
  margin-bottom: 36px;
}

.about-text {
  max-width: 544px;
}

.about-right {
  display: flex;
  align-items: flex-start;
  margin-top: -60px;
}

.cta-section {
  background-color: var(--color-dark);
  padding: 80px var(--desktop-side-padding);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  text-align: center;
}

.cta-section .cta-title {
  font-family: var(--font-titan);
  font-weight: 400;
  font-size: 56px;
  line-height: 120%;
  letter-spacing: 0%;
  text-align: center;
  color: var(--color-accent);
  text-shadow:
    -1px -1px 0 var(--color-primary),
    1px -1px 0 var(--color-primary),
    -1px 1px 0 var(--color-primary),
    1px 1px 0 var(--color-primary);
  max-width: 800px;
}

.cta-section .cta-subtitle {
  font-family: var(--font-quicksand);
  font-weight: 500;
  font-size: 18px;
  line-height: 150%;
  letter-spacing: 0%;
  color: var(--color-white);
  max-width: 560px;
}

footer {
  background-color: var(--color-dark);
  border-top: 1px solid rgba(235, 245, 255, 0.08);
  padding: 32px var(--desktop-side-padding);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.footer-links {
  display: flex;
  gap: 40px;
  flex-wrap: wrap;
  justify-content: center;
}

.footer-links a {
  font-family: var(--font-quicksand);
  font-weight: 500;
  font-size: 18px;
  line-height: 150%;
  letter-spacing: 0%;
  text-align: center;
  color: var(--color-light-bg);
  transition: opacity 0.2s;
}

.footer-links a:hover {
  opacity: 0.7;
}

.footer-copy {
  font-family: var(--font-quicksand);
  font-weight: 400;
  font-size: 12px;
  line-height: 150%;
  letter-spacing: 0%;
  text-align: center;
  color: var(--color-light-bg);
  opacity: 0.7;
}

@media (max-width: 768px) {
  :root {
    --desktop-side-padding: var(--mobile-side-padding);
  }

  /* Header */
  .header-inner {
    padding: 12px 20px;
  }

  .nav-menu {
    display: none;
  }

  .hamburger {
    display: flex;
  }

  .hero-section {
    min-height: 811px;
    align-items: flex-end;
    background-image: url("assets/home-mob.jpg");
  }

  .hero-content {
    padding: 0 20px 40px;
  }

  .hero-subheading {
    font-size: 20px;
    border-width: 5px;
    padding: 6px 14px;
  }

  .hero-text {
    font-size: 15px;
    border-width: 4px;
  }

  /* Section titles */
  .section-title {
    font-size: 36px;
    text-align: center;
  }

  /* Features */
  #features,
  #how-it-works,
  #about {
    padding: 50px 20px;
  }

  .features-inner {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .features-right {
    padding-top: 0;
    justify-content: center;
  }

  .features-right .phone-mockup img {
    max-width: 240px;
  }

  .features-list .feature-item {
    max-width: 100%;
  }

  /* How It Works */
  .how-inner {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .how-left {
    justify-content: center;
    order: 2;
  }

  .how-left .phone-mockup img {
    max-width: 240px;
  }

  .how-right {
    order: 1;
  }
  .section-title {
    text-align: center;
  }

  /* About */
  .about-inner {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .about-right {
    margin-top: 0;
    justify-content: center;
  }

  .about-right .phone-mockup img {
    max-width: 240px;
  }

  .about-text {
    max-width: 100%;
  }

  .about-left .section-title {
    text-align: center;
  }

  /* CTA section */
  .cta-section {
    padding: 60px 20px;
  }

  .cta-section .cta-title {
    font-size: 36px;
  }

  /* Footer */
  footer {
    padding: 28px 20px;
  }

  .footer-links {
    flex-direction: column;
    gap: 12px;
    align-items: center;
  }
}