/* ===========================
   CSS Variables & Reset
   =========================== */
:root {
  /* Colors */
  --deep-green-1: #0d3b2e;
  --deep-green-2: #0a2f24;
  --dark-base-1: #0a0a0a;
  --dark-base-2: #111111;
  --blue-accent-1: #4a8bb5;
  --blue-accent-2: #5fa0cc;
  --green-accent-1: #3d9b6e;
  --green-accent-2: #4db87f;
  --text-white: #ffffff;
  --text-warm: #f0ece4;
  --text-muted: #a0a0a0;
  --card-bg: rgba(255, 255, 255, 0.04);
  --card-border: rgba(255, 255, 255, 0.08);

  /* Typography */
  --font-heading: 'Cormorant Garamond', Georgia, serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  /* Spacing */
  --nav-height: 72px;
  --section-padding: 120px 0;
  --container-width: 1200px;

  /* Transitions */
  --transition-fast: 0.3s ease;
  --transition-med: 0.6s ease;
  --transition-slow: 1s ease;
}

*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  background-color: var(--dark-base-1);
  color: var(--text-warm);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

ul {
  list-style: none;
}

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

button,
input,
textarea {
  font-family: inherit;
  font-size: inherit;
  border: none;
  outline: none;
  background: none;
  color: inherit;
}

/* ===========================
   Typography
   =========================== */
h1, h2, h3, h4 {
  font-family: var(--font-heading);
  font-weight: 400;
  line-height: 1.2;
  color: var(--text-white);
}

h1 {
  font-size: clamp(2.5rem, 6vw, 5.5rem);
  letter-spacing: 0.04em;
}

h2 {
  font-size: clamp(2rem, 4vw, 3.5rem);
  letter-spacing: 0.02em;
}

h3 {
  font-size: clamp(1.4rem, 2.5vw, 2rem);
}

p {
  font-size: 1.05rem;
  color: var(--text-warm);
  max-width: 680px;
}

.container {
  width: 90%;
  max-width: var(--container-width);
  margin: 0 auto;
}

/* ===========================
   Navigation
   =========================== */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--nav-height);
  z-index: 1000;
  transition: background var(--transition-fast), box-shadow var(--transition-fast);
}

.nav.scrolled {
  background: rgba(10, 10, 10, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.05);
}

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

.nav__logo {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-white);
  font-weight: 600;
}

.nav__logo span:first-child {
  color: var(--green-accent-2);
}

.nav__logo span:last-child {
  color: var(--blue-accent-2);
}

.nav__links {
  display: flex;
  gap: 2.5rem;
  align-items: center;
}

.nav__links a {
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  transition: color var(--transition-fast);
  position: relative;
}

.nav__links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: linear-gradient(90deg, var(--green-accent-1), var(--blue-accent-1));
  transition: width var(--transition-fast);
}

.nav__links a:hover,
.nav__links a.active {
  color: var(--text-white);
}

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

/* Hamburger */
.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  z-index: 1001;
  padding: 4px;
}

.nav__hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-white);
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.nav__hamburger.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav__hamburger.open span:nth-child(2) {
  opacity: 0;
}

.nav__hamburger.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ===========================
   Hero Section
   =========================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
  background: var(--dark-base-1);
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(13, 59, 46, 0.5) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 50%, rgba(74, 139, 181, 0.3) 0%, transparent 60%),
    radial-gradient(ellipse at 50% 100%, rgba(10, 47, 36, 0.4) 0%, transparent 50%);
  animation: heroShift 12s ease-in-out infinite alternate;
}

@keyframes heroShift {
  0% {
    background:
      radial-gradient(ellipse at 20% 50%, rgba(13, 59, 46, 0.5) 0%, transparent 60%),
      radial-gradient(ellipse at 80% 50%, rgba(74, 139, 181, 0.3) 0%, transparent 60%),
      radial-gradient(ellipse at 50% 100%, rgba(10, 47, 36, 0.4) 0%, transparent 50%);
  }
  50% {
    background:
      radial-gradient(ellipse at 30% 40%, rgba(13, 59, 46, 0.6) 0%, transparent 55%),
      radial-gradient(ellipse at 70% 60%, rgba(74, 139, 181, 0.35) 0%, transparent 55%),
      radial-gradient(ellipse at 50% 90%, rgba(10, 47, 36, 0.3) 0%, transparent 50%);
  }
  100% {
    background:
      radial-gradient(ellipse at 40% 60%, rgba(13, 59, 46, 0.45) 0%, transparent 60%),
      radial-gradient(ellipse at 60% 40%, rgba(74, 139, 181, 0.4) 0%, transparent 60%),
      radial-gradient(ellipse at 50% 80%, rgba(10, 47, 36, 0.5) 0%, transparent 50%);
  }
}

/* Floating particles */
.hero__particles {
  position: absolute;
  inset: 0;
  z-index: 1;
  overflow: hidden;
}

.hero__particles span {
  position: absolute;
  border-radius: 50%;
  opacity: 0;
  animation: particleFloat linear infinite;
}

.hero__particles span:nth-child(1) {
  width: 3px; height: 3px;
  background: var(--green-accent-2);
  left: 15%; animation-duration: 18s; animation-delay: 0s;
}
.hero__particles span:nth-child(2) {
  width: 2px; height: 2px;
  background: var(--blue-accent-2);
  left: 35%; animation-duration: 22s; animation-delay: 2s;
}
.hero__particles span:nth-child(3) {
  width: 4px; height: 4px;
  background: var(--green-accent-1);
  left: 55%; animation-duration: 16s; animation-delay: 4s;
}
.hero__particles span:nth-child(4) {
  width: 2px; height: 2px;
  background: var(--blue-accent-1);
  left: 75%; animation-duration: 20s; animation-delay: 1s;
}
.hero__particles span:nth-child(5) {
  width: 3px; height: 3px;
  background: var(--green-accent-2);
  left: 90%; animation-duration: 24s; animation-delay: 3s;
}
.hero__particles span:nth-child(6) {
  width: 2px; height: 2px;
  background: var(--blue-accent-2);
  left: 5%; animation-duration: 19s; animation-delay: 5s;
}
.hero__particles span:nth-child(7) {
  width: 3px; height: 3px;
  background: var(--green-accent-1);
  left: 45%; animation-duration: 21s; animation-delay: 7s;
}
.hero__particles span:nth-child(8) {
  width: 2px; height: 2px;
  background: var(--blue-accent-1);
  left: 65%; animation-duration: 17s; animation-delay: 6s;
}

@keyframes particleFloat {
  0% {
    transform: translateY(100vh) scale(0);
    opacity: 0;
  }
  10% {
    opacity: 0.6;
  }
  90% {
    opacity: 0.6;
  }
  100% {
    transform: translateY(-20vh) scale(1);
    opacity: 0;
  }
}

.hero__content {
  position: relative;
  z-index: 2;
  padding: 0 1.5rem;
}

.hero__title {
  margin-bottom: 1.5rem;
  opacity: 0;
  animation: fadeUp 1s ease forwards 0.3s;
}

.hero__title .green {
  color: var(--green-accent-2);
}

.hero__title .blue {
  color: var(--blue-accent-2);
}

.hero__tagline {
  font-size: clamp(1rem, 2vw, 1.3rem);
  color: var(--text-muted);
  margin-bottom: 2.5rem;
  letter-spacing: 0.05em;
  opacity: 0;
  animation: fadeUp 1s ease forwards 0.6s;
}

.hero__cta {
  opacity: 0;
  animation: fadeUp 1s ease forwards 0.9s;
}

/* ===========================
   Buttons
   =========================== */
.btn {
  display: inline-block;
  padding: 14px 40px;
  font-size: 0.85rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  border-radius: 2px;
  cursor: pointer;
  transition: all var(--transition-fast);
  position: relative;
  overflow: hidden;
}

.btn--primary {
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: var(--text-white);
  background: transparent;
}

.btn--primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--deep-green-1), rgba(74, 139, 181, 0.3));
  opacity: 0;
  transition: opacity var(--transition-fast);
  z-index: -1;
}

.btn--primary:hover {
  border-color: var(--green-accent-1);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(61, 155, 110, 0.15);
}

.btn--primary:hover::before {
  opacity: 1;
}

.btn--submit {
  background: linear-gradient(135deg, var(--deep-green-1), var(--deep-green-2));
  color: var(--text-white);
  border: 1px solid var(--green-accent-1);
  width: 100%;
  padding: 16px;
}

.btn--submit:hover {
  background: linear-gradient(135deg, var(--green-accent-1), var(--deep-green-1));
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(61, 155, 110, 0.2);
}

/* ===========================
   Page Sections
   =========================== */
.section {
  padding: var(--section-padding);
}

.section--dark {
  background: var(--dark-base-1);
}

.section--green {
  background: linear-gradient(180deg, var(--dark-base-1) 0%, var(--deep-green-2) 50%, var(--dark-base-1) 100%);
}

.section__header {
  text-align: center;
  margin-bottom: 4rem;
}

.section__header h2 {
  margin-bottom: 1rem;
}

.section__header p {
  margin: 0 auto;
  color: var(--text-muted);
}

.section__label {
  display: inline-block;
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--green-accent-2);
  margin-bottom: 1rem;
}

/* ===========================
   About Page
   =========================== */
.about-hero {
  padding-top: calc(var(--nav-height) + 80px);
  padding-bottom: 80px;
  text-align: center;
  background:
    radial-gradient(ellipse at 30% 70%, rgba(13, 59, 46, 0.3) 0%, transparent 60%),
    radial-gradient(ellipse at 70% 30%, rgba(74, 139, 181, 0.15) 0%, transparent 60%),
    var(--dark-base-1);
}

.about-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-content__text p {
  margin-bottom: 1.5rem;
  line-height: 1.8;
}

.about-content__visual {
  position: relative;
  height: 400px;
  border-radius: 4px;
  overflow: hidden;
  background:
    radial-gradient(circle at 30% 40%, rgba(61, 155, 110, 0.2) 0%, transparent 50%),
    radial-gradient(circle at 70% 60%, rgba(74, 139, 181, 0.15) 0%, transparent 50%),
    var(--dark-base-2);
  border: 1px solid var(--card-border);
}

.about-content__visual::before {
  content: '';
  position: absolute;
  inset: 20px;
  border: 1px solid rgba(255, 255, 255, 0.03);
  border-radius: 2px;
}

/* Values grid */
.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.value-card {
  padding: 2.5rem 2rem;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 4px;
  transition: all var(--transition-fast);
}

.value-card:hover {
  border-color: rgba(61, 155, 110, 0.2);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}

.value-card__icon {
  font-size: 2rem;
  margin-bottom: 1.2rem;
  display: block;
}

.value-card h3 {
  font-size: 1.3rem;
  margin-bottom: 0.8rem;
}

.value-card p {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.7;
}

/* ===========================
   Products Page
   =========================== */
.products-hero {
  padding-top: calc(var(--nav-height) + 80px);
  padding-bottom: 80px;
  text-align: center;
  background:
    radial-gradient(ellipse at 50% 80%, rgba(74, 139, 181, 0.15) 0%, transparent 60%),
    radial-gradient(ellipse at 20% 40%, rgba(13, 59, 46, 0.2) 0%, transparent 60%),
    var(--dark-base-1);
}

.products-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
}

.product-card {
  position: relative;
  padding: 3rem 2.5rem;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 4px;
  transition: all var(--transition-fast);
  overflow: hidden;
}

.product-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--green-accent-1), var(--blue-accent-1), transparent);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.product-card:hover {
  border-color: rgba(255, 255, 255, 0.12);
  transform: translateY(-6px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}

.product-card:hover::before {
  opacity: 1;
}

.product-card__icon {
  width: 64px;
  height: 64px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  margin-bottom: 1.5rem;
}

.product-card__icon--apps {
  background: linear-gradient(135deg, rgba(61, 155, 110, 0.15), rgba(77, 184, 127, 0.05));
  border: 1px solid rgba(61, 155, 110, 0.2);
}

.product-card__icon--ai {
  background: linear-gradient(135deg, rgba(74, 139, 181, 0.15), rgba(95, 160, 204, 0.05));
  border: 1px solid rgba(74, 139, 181, 0.2);
}

.product-card__badge {
  display: inline-block;
  padding: 4px 14px;
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  border-radius: 20px;
  margin-bottom: 1.5rem;
  border: 1px solid;
}

.product-card__badge--green {
  color: var(--green-accent-2);
  border-color: rgba(61, 155, 110, 0.3);
  background: rgba(61, 155, 110, 0.08);
}

.product-card__badge--blue {
  color: var(--blue-accent-2);
  border-color: rgba(74, 139, 181, 0.3);
  background: rgba(74, 139, 181, 0.08);
}

.product-card h3 {
  margin-bottom: 1rem;
}

.product-card p {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.8;
  margin-bottom: 1.5rem;
}

.product-card__features {
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--card-border);
}

.product-card__features li {
  padding: 0.4rem 0;
  font-size: 0.9rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.product-card__features li::before {
  content: '→';
  color: var(--green-accent-2);
  font-size: 0.8rem;
}

/* Notify Section */
.notify {
  text-align: center;
}

.notify__form {
  display: flex;
  gap: 1rem;
  max-width: 500px;
  margin: 2rem auto 0;
}

.notify__input {
  flex: 1;
  padding: 14px 20px;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 2px;
  color: var(--text-white);
  font-size: 0.9rem;
  transition: border-color var(--transition-fast);
}

.notify__input::placeholder {
  color: var(--text-muted);
}

.notify__input:focus {
  border-color: var(--green-accent-1);
}

.notify__btn {
  padding: 14px 28px;
  background: linear-gradient(135deg, var(--deep-green-1), var(--deep-green-2));
  color: var(--text-white);
  border: 1px solid var(--green-accent-1);
  border-radius: 2px;
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.notify__btn:hover {
  background: linear-gradient(135deg, var(--green-accent-1), var(--deep-green-1));
  transform: translateY(-2px);
}

/* ===========================
   Contact Page
   =========================== */
.contact-hero {
  padding-top: calc(var(--nav-height) + 80px);
  padding-bottom: 80px;
  text-align: center;
  background:
    radial-gradient(ellipse at 60% 60%, rgba(74, 139, 181, 0.12) 0%, transparent 60%),
    var(--dark-base-1);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
}

.contact-form__group {
  margin-bottom: 1.5rem;
}

.contact-form__label {
  display: block;
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

.contact-form__input,
.contact-form__textarea {
  width: 100%;
  padding: 14px 18px;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 2px;
  color: var(--text-white);
  font-size: 0.95rem;
  transition: border-color var(--transition-fast);
}

.contact-form__input:focus,
.contact-form__textarea:focus {
  border-color: var(--green-accent-1);
}

.contact-form__input::placeholder,
.contact-form__textarea::placeholder {
  color: rgba(160, 160, 160, 0.5);
}

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

.contact-info {
  padding: 2.5rem;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 4px;
  height: fit-content;
}

.contact-info h3 {
  margin-bottom: 1.5rem;
}

.contact-info__item {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  margin-bottom: 2rem;
}

.contact-info__icon {
  width: 40px;
  height: 40px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(61, 155, 110, 0.1);
  border: 1px solid rgba(61, 155, 110, 0.15);
  flex-shrink: 0;
  font-size: 1rem;
}

.contact-info__text h4 {
  font-family: var(--font-body);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 0.3rem;
  font-weight: 500;
}

.contact-info__text p {
  font-size: 0.95rem;
  color: var(--text-warm);
}

/* ===========================
   Footer
   =========================== */
.footer {
  padding: 3rem 0;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  background: var(--dark-base-1);
}

.footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer__logo {
  font-family: var(--font-heading);
  font-size: 0.9rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.footer__logo span:first-child {
  color: var(--green-accent-1);
}

.footer__logo span:last-child {
  color: var(--blue-accent-1);
}

.footer__copy {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.footer__links {
  display: flex;
  gap: 2rem;
}

.footer__links a {
  font-size: 0.8rem;
  color: var(--text-muted);
  transition: color var(--transition-fast);
}

.footer__links a:hover {
  color: var(--text-white);
}

/* ===========================
   Animations
   =========================== */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

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

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ===========================
   Responsive
   =========================== */
@media (max-width: 1024px) {
  .about-content {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .about-content__visual {
    height: 300px;
  }

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

  .products-grid {
    grid-template-columns: 1fr;
    max-width: 600px;
    margin: 0 auto;
  }

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

@media (max-width: 768px) {
  :root {
    --section-padding: 80px 0;
  }

  .nav__links {
    position: fixed;
    top: 0;
    right: 0;
    width: 280px;
    height: 100vh;
    background: rgba(10, 10, 10, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    flex-direction: column;
    justify-content: center;
    gap: 2rem;
    transform: translateX(100%);
    transition: transform var(--transition-fast);
  }

  .nav__links.open {
    transform: translateX(0);
  }

  .nav__links a {
    font-size: 1rem;
  }

  .nav__hamburger {
    display: flex;
  }

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

  .footer__inner {
    flex-direction: column;
    gap: 1.5rem;
    text-align: center;
  }

  .footer__links {
    gap: 1.5rem;
  }

  .notify__form {
    flex-direction: column;
  }

  h1 {
    font-size: clamp(2rem, 8vw, 3.5rem);
  }
}

@media (max-width: 480px) {
  .product-card {
    padding: 2rem 1.5rem;
  }

  .contact-info {
    padding: 1.5rem;
  }
}