/* ============================================================
   hkind.net — Main Stylesheet
   Design: Gradient Modern, Dark-first, Inter typeface
   Brand:  Indigo #4338CA · Purple #7C3AED · Amber #F59E0B
   ============================================================ */

/* ---------- Google Fonts ---------- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

/* ---------- CSS Custom Properties ---------- */
:root {
  --color-indigo:        #4338CA;
  --color-indigo-dark:   #3730A3;
  --color-purple:        #7C3AED;
  --color-purple-light:  #8B5CF6;
  --color-amber:         #F59E0B;
  --color-amber-light:   #FCD34D;

  --color-bg:            #0F172A;
  --color-bg-secondary:  #1E293B;
  --color-bg-card:       #1E293B;
  --color-bg-card-hover: #263347;
  --color-border:        rgba(255,255,255,0.08);
  --color-border-hover:  rgba(99,102,241,0.5);

  --color-text:          #F8FAFC;
  --color-text-secondary:#94A3B8;
  --color-text-muted:    #64748B;

  --gradient-hero:       linear-gradient(135deg, #0F172A 0%, #1a1040 50%, #0F172A 100%);
  --gradient-brand:      linear-gradient(135deg, var(--color-indigo) 0%, var(--color-purple) 100%);
  --gradient-brand-h:    linear-gradient(135deg, var(--color-indigo-dark) 0%, #6D28D9 100%);
  --gradient-amber:      linear-gradient(135deg, var(--color-amber) 0%, #F97316 100%);
  --gradient-text:       linear-gradient(135deg, #818CF8 0%, #C084FC 50%, var(--color-amber-light) 100%);
  --gradient-card-border:linear-gradient(135deg, rgba(99,102,241,0.3), rgba(124,58,237,0.1), rgba(245,158,11,0.2));

  --radius-sm:   8px;
  --radius-md:   16px;
  --radius-lg:   24px;
  --radius-xl:   32px;
  --radius-full: 9999px;

  --shadow-sm:   0 2px 8px rgba(0,0,0,0.3);
  --shadow-md:   0 8px 32px rgba(0,0,0,0.4);
  --shadow-lg:   0 20px 60px rgba(0,0,0,0.5);
  --shadow-glow: 0 0 40px rgba(67,56,202,0.3);
  --shadow-amber:0 0 30px rgba(245,158,11,0.2);

  --transition:  all 0.3s cubic-bezier(0.4,0,0.2,1);
  --transition-slow: all 0.5s cubic-bezier(0.4,0,0.2,1);

  --font:        'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --max-width:   1200px;
  --nav-height:  72px;
}

/* ---------- Reset & Base ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a   { color: inherit; text-decoration: none; }
ul  { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: var(--font); }

/* ---------- Scrollbar ---------- */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--color-bg); }
::-webkit-scrollbar-thumb { background: var(--color-indigo); border-radius: var(--radius-full); }

/* ---------- Selection ---------- */
::selection { background: rgba(67,56,202,0.4); color: var(--color-text); }

/* ---------- Utility Classes ---------- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.gradient-text {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-purple-light);
  margin-bottom: 16px;
}

.section-label::before {
  content: '';
  display: block;
  width: 24px;
  height: 2px;
  background: var(--gradient-brand);
  border-radius: var(--radius-full);
}

.section-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 16px;
}

.section-desc {
  font-size: 1.125rem;
  color: var(--color-text-secondary);
  max-width: 580px;
  line-height: 1.75;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius-full);
  font-size: 0.9375rem;
  font-weight: 600;
  transition: var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: var(--gradient-brand);
  color: #fff;
  box-shadow: 0 4px 20px rgba(67,56,202,0.4);
}

.btn-primary:hover {
  background: var(--gradient-brand-h);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(67,56,202,0.5);
}

.btn-secondary {
  background: rgba(255,255,255,0.06);
  color: var(--color-text);
  border: 1px solid var(--color-border);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: rgba(255,255,255,0.1);
  border-color: rgba(99,102,241,0.4);
  transform: translateY(-2px);
}

.btn-amber {
  background: var(--gradient-amber);
  color: #0F172A;
  font-weight: 700;
  box-shadow: var(--shadow-amber);
}

.btn-amber:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(245,158,11,0.4);
}

.btn-outline {
  background: transparent;
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

.btn-outline:hover {
  border-color: var(--color-indigo);
  color: #818CF8;
  transform: translateY(-2px);
}

/* ---------- Noise Texture Overlay ---------- */
.noise::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.03'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 0;
}

/* ============================================================
   NAVIGATION
   ============================================================ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  transition: var(--transition);
}

.nav.scrolled {
  background: rgba(15,23,42,0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-md);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.375rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.nav__logo img {
  width: 36px;
  height: 36px;
}

.nav__logo-text {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav__link {
  padding: 8px 16px;
  border-radius: var(--radius-full);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  transition: var(--transition);
}

.nav__link:hover {
  color: var(--color-text);
  background: rgba(255,255,255,0.06);
}

.nav__link.active {
  color: var(--color-text);
}

.nav__cta {
  padding: 9px 22px;
  background: var(--gradient-brand);
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  font-weight: 600;
  color: #fff;
  transition: var(--transition);
  box-shadow: 0 4px 16px rgba(67,56,202,0.35);
}

.nav__cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 24px rgba(67,56,202,0.5);
}

/* Mobile hamburger */
.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.nav__hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-text);
  border-radius: var(--radius-full);
  transition: var(--transition);
}

.nav__hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav__hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile menu */
.nav__mobile {
  display: none;
  position: fixed;
  top: var(--nav-height);
  left: 0;
  right: 0;
  background: rgba(15,23,42,0.97);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-border);
  padding: 16px 24px 24px;
  flex-direction: column;
  gap: 4px;
  z-index: 999;
  animation: slideDown 0.25s ease;
}

.nav__mobile.open { display: flex; }

.nav__mobile a {
  padding: 12px 16px;
  border-radius: var(--radius-md);
  font-weight: 500;
  color: var(--color-text-secondary);
  transition: var(--transition);
}

.nav__mobile a:hover {
  color: var(--color-text);
  background: rgba(255,255,255,0.05);
}

.nav__mobile .nav__cta {
  margin-top: 8px;
  text-align: center;
  width: 100%;
}

@keyframes slideDown {
  from { opacity: 0; transform: translateY(-10px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ============================================================
   HERO SECTION
   ============================================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: var(--gradient-hero);
}

/* Gradient orbs */
.hero__orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
  animation: float 8s ease-in-out infinite;
}

.hero__orb--1 {
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(67,56,202,0.25) 0%, transparent 70%);
  top: -100px;
  right: -100px;
  animation-delay: 0s;
}

.hero__orb--2 {
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(124,58,237,0.2) 0%, transparent 70%);
  bottom: -80px;
  left: -80px;
  animation-delay: -3s;
}

.hero__orb--3 {
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(245,158,11,0.12) 0%, transparent 70%);
  top: 40%;
  left: 60%;
  animation-delay: -6s;
}

@keyframes float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33%       { transform: translate(20px, -20px) scale(1.05); }
  66%       { transform: translate(-15px, 15px) scale(0.95); }
}

/* Grid lines overlay */
.hero__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(99,102,241,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(99,102,241,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}

.hero__content {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: calc(var(--nav-height) + 40px) 24px 80px;
  max-width: 900px;
  margin: 0 auto;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px 6px 8px;
  background: rgba(67,56,202,0.15);
  border: 1px solid rgba(67,56,202,0.3);
  border-radius: var(--radius-full);
  font-size: 0.8125rem;
  font-weight: 600;
  color: #818CF8;
  margin-bottom: 32px;
  animation: fadeInUp 0.6s ease both;
}

.hero__badge-dot {
  width: 6px;
  height: 6px;
  background: var(--color-amber);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.6; transform: scale(0.8); }
}

.hero__title {
  font-size: clamp(2.75rem, 7vw, 5.5rem);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
  animation: fadeInUp 0.6s ease 0.1s both;
}

.hero__title em {
  font-style: normal;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__subtitle {
  font-size: clamp(1.0625rem, 2vw, 1.25rem);
  color: var(--color-text-secondary);
  max-width: 600px;
  margin: 0 auto 40px;
  line-height: 1.7;
  animation: fadeInUp 0.6s ease 0.2s both;
}

.hero__actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  animation: fadeInUp 0.6s ease 0.3s both;
}

.hero__scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--color-text-muted);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  animation: fadeIn 1s ease 0.8s both;
}

.hero__scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--color-indigo), transparent);
  animation: scrollLine 2s ease infinite;
}

@keyframes scrollLine {
  0%   { transform: scaleY(0); transform-origin: top; }
  50%  { transform: scaleY(1); transform-origin: top; }
  50.01% { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* Stats bar */
.hero__stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 48px;
  margin-top: 72px;
  padding-top: 40px;
  border-top: 1px solid var(--color-border);
  animation: fadeInUp 0.6s ease 0.4s both;
  flex-wrap: wrap;
  gap: 32px;
}

.hero__stat-value {
  font-size: 2rem;
  font-weight: 800;
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 4px;
}

.hero__stat-label {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  font-weight: 500;
}

/* ============================================================
   PRODUCTS SECTION
   ============================================================ */
.products {
  padding: 120px 0;
  position: relative;
}

.products__header {
  margin-bottom: 64px;
}

.products__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 24px;
}

.product-card {
  position: relative;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 40px;
  transition: var(--transition);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.product-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-card-border);
  border-radius: var(--radius-xl);
  opacity: 0;
  transition: var(--transition);
  z-index: 0;
}

.product-card:hover {
  transform: translateY(-6px);
  border-color: rgba(99,102,241,0.4);
  box-shadow: var(--shadow-lg), var(--shadow-glow);
}

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

.product-card__inner { position: relative; z-index: 1; display: flex; flex-direction: column; height: 100%; }

.product-card__icon {
  width: 72px;
  height: 72px;
  border-radius: var(--radius-lg);
  margin-bottom: 24px;
  box-shadow: var(--shadow-md);
  object-fit: cover;
}

.product-card__icon-placeholder {
  width: 72px;
  height: 72px;
  border-radius: var(--radius-lg);
  margin-bottom: 24px;
  background: var(--gradient-brand);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  box-shadow: var(--shadow-md);
}

.product-card__badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  background: rgba(245,158,11,0.15);
  border: 1px solid rgba(245,158,11,0.3);
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-amber);
  margin-bottom: 16px;
  width: fit-content;
}

.product-card__name {
  font-size: 1.5rem;
  font-weight: 800;
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}

.product-card__desc {
  color: var(--color-text-secondary);
  font-size: 0.9375rem;
  line-height: 1.7;
  margin-bottom: 24px;
  flex: 1;
}

.product-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 32px;
}

.tag {
  padding: 4px 12px;
  background: rgba(99,102,241,0.1);
  border: 1px solid rgba(99,102,241,0.2);
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 500;
  color: #818CF8;
}

.product-card__actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

/* ============================================================
   SERVICES SECTION
   ============================================================ */
.services {
  padding: 120px 0;
  background: var(--color-bg-secondary);
  position: relative;
  overflow: hidden;
}

.services::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(99,102,241,0.4), transparent);
}

.services::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(99,102,241,0.4), transparent);
}

.services__layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}

.services__header .section-desc { max-width: 420px; }

.services__cta-block {
  margin-top: 40px;
  padding: 32px;
  background: rgba(67,56,202,0.08);
  border: 1px solid rgba(67,56,202,0.2);
  border-radius: var(--radius-lg);
}

.services__cta-block p {
  color: var(--color-text-secondary);
  font-size: 0.9375rem;
  margin-bottom: 20px;
  line-height: 1.7;
}

.services__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.service-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: var(--transition);
  cursor: default;
}

.service-card:hover {
  border-color: var(--color-border-hover);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.service-card__icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: var(--gradient-brand);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  margin-bottom: 14px;
  flex-shrink: 0;
}

.service-card__name {
  font-size: 0.9375rem;
  font-weight: 700;
  margin-bottom: 6px;
}

.service-card__desc {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ============================================================
   ABOUT SECTION
   ============================================================ */
.about {
  padding: 120px 0;
  position: relative;
}

.about__layout {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 80px;
  align-items: center;
}

.about__visual {
  position: relative;
}

.about__avatar-wrap {
  position: relative;
  display: inline-block;
}

.about__avatar {
  width: 100%;
  max-width: 340px;
  aspect-ratio: 1;
  border-radius: var(--radius-xl);
  background: var(--gradient-brand);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 6rem;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.about__avatar-initials {
  font-size: 5rem;
  font-weight: 900;
  color: rgba(255,255,255,0.9);
  letter-spacing: -0.04em;
  line-height: 1;
  text-shadow: 0 4px 20px rgba(0,0,0,0.3);
}

.about__avatar-glow {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 30% 30%, rgba(255,255,255,0.15), transparent 60%);
}

.about__badge-float {
  position: absolute;
  bottom: -16px;
  right: -16px;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 14px 18px;
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  gap: 10px;
}

.about__badge-float-icon {
  font-size: 1.5rem;
}

.about__badge-float-text strong {
  display: block;
  font-size: 0.9375rem;
  font-weight: 700;
}

.about__badge-float-text span {
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

.about__cloud-badge {
  position: absolute;
  top: -16px;
  left: -16px;
  background: rgba(67,56,202,0.15);
  border: 1px solid rgba(67,56,202,0.3);
  border-radius: var(--radius-lg);
  padding: 10px 16px;
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8125rem;
  font-weight: 600;
  color: #818CF8;
}

.about__content {}

.about__name {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 900;
  letter-spacing: -0.03em;
  margin-bottom: 4px;
}

.about__role {
  font-size: 1rem;
  font-weight: 600;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 24px;
}

.about__bio {
  color: var(--color-text-secondary);
  font-size: 1rem;
  line-height: 1.8;
  margin-bottom: 32px;
}

.about__bio p + p { margin-top: 16px; }

.about__skills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 36px;
}

.skill-tag {
  padding: 6px 14px;
  background: rgba(99,102,241,0.08);
  border: 1px solid rgba(99,102,241,0.18);
  border-radius: var(--radius-full);
  font-size: 0.8125rem;
  font-weight: 500;
  color: #A5B4FC;
  transition: var(--transition);
}

.skill-tag:hover {
  background: rgba(99,102,241,0.18);
  border-color: rgba(99,102,241,0.4);
  color: #C7D2FE;
}

.about__social {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.social-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  transition: var(--transition);
}

.social-btn svg { width: 16px; height: 16px; flex-shrink: 0; }

.social-btn:hover {
  color: var(--color-text);
  border-color: rgba(99,102,241,0.4);
  background: rgba(99,102,241,0.06);
  transform: translateY(-2px);
}

/* ============================================================
   CONTACT SECTION
   ============================================================ */
.contact {
  padding: 120px 0;
  background: var(--color-bg-secondary);
  position: relative;
  overflow: hidden;
}

.contact::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(99,102,241,0.4), transparent);
}

.contact__orb {
  position: absolute;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(124,58,237,0.1) 0%, transparent 70%);
  border-radius: 50%;
  top: 50%;
  right: -200px;
  transform: translateY(-50%);
  pointer-events: none;
}

.contact__layout {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 80px;
  align-items: start;
  position: relative;
  z-index: 1;
}

.contact__info {}

.contact__methods {
  margin-top: 36px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.contact__method {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 18px 20px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: var(--transition);
  text-decoration: none;
  color: inherit;
}

.contact__method:hover {
  border-color: rgba(99,102,241,0.4);
  transform: translateX(4px);
}

.contact__method-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: var(--gradient-brand);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.125rem;
  flex-shrink: 0;
}

.contact__method-label {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  font-weight: 500;
  margin-bottom: 2px;
}

.contact__method-value {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-text);
}

/* Contact Form */
.contact__form-wrap {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 40px;
}

.contact__form-title {
  font-size: 1.375rem;
  font-weight: 800;
  margin-bottom: 8px;
}

.contact__form-subtitle {
  color: var(--color-text-muted);
  font-size: 0.875rem;
  margin-bottom: 28px;
}

.form-group {
  margin-bottom: 20px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  margin-bottom: 8px;
  letter-spacing: 0.02em;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 13px 16px;
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-family: var(--font);
  font-size: 0.9375rem;
  color: var(--color-text);
  transition: var(--transition);
  outline: none;
  appearance: none;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--color-indigo);
  box-shadow: 0 0 0 3px rgba(67,56,202,0.15);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--color-text-muted);
}

.form-group textarea {
  min-height: 120px;
  resize: vertical;
}

.form-group select option {
  background: var(--color-bg-secondary);
  color: var(--color-text);
}

.form__submit {
  width: 100%;
  padding: 15px;
  background: var(--gradient-brand);
  color: #fff;
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  transition: var(--transition);
  box-shadow: 0 4px 20px rgba(67,56,202,0.4);
  border: none;
  cursor: pointer;
}

.form__submit:hover {
  background: var(--gradient-brand-h);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(67,56,202,0.5);
}

.form__submit:active {
  transform: translateY(0);
}

.form__note {
  text-align: center;
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-top: 16px;
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: var(--color-bg);
  border-top: 1px solid var(--color-border);
  padding: 64px 0 32px;
}

.footer__inner {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer__brand .nav__logo {
  margin-bottom: 16px;
}

.footer__brand p {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  max-width: 280px;
}

.footer__heading {
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 16px;
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer__links a {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  transition: var(--transition);
}

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

.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 32px;
  border-top: 1px solid var(--color-border);
  flex-wrap: wrap;
  gap: 16px;
}

.footer__copy {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

.footer__copy a {
  color: #818CF8;
  font-weight: 500;
}

.footer__copy a:hover { color: #A5B4FC; }

.footer__social {
  display: flex;
  gap: 8px;
}

.footer__social a {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  transition: var(--transition);
  font-size: 0.875rem;
}

.footer__social a:hover {
  color: var(--color-text);
  border-color: rgba(99,102,241,0.4);
  background: rgba(99,102,241,0.08);
}

/* ============================================================
   PRODUCT PAGE — numgenius/index.html
   ============================================================ */
.product-hero {
  position: relative;
  padding: calc(var(--nav-height) + 80px) 0 100px;
  background: var(--gradient-hero);
  overflow: hidden;
  text-align: center;
}

.product-hero__orb-1 {
  position: absolute;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(245,158,11,0.15) 0%, transparent 70%);
  border-radius: 50%;
  top: -100px;
  left: 50%;
  transform: translateX(-50%);
  filter: blur(60px);
  pointer-events: none;
}

.product-hero__icon {
  width: 120px;
  height: 120px;
  border-radius: 26px;
  margin: 0 auto 32px;
  box-shadow: var(--shadow-lg), var(--shadow-amber);
}

.product-hero__icon-placeholder {
  width: 120px;
  height: 120px;
  border-radius: 26px;
  margin: 0 auto 32px;
  background: var(--gradient-brand);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3.5rem;
  box-shadow: var(--shadow-lg);
}

.product-hero__title {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 900;
  letter-spacing: -0.03em;
  margin-bottom: 16px;
}

.product-hero__tagline {
  font-size: 1.25rem;
  color: var(--color-text-secondary);
  margin-bottom: 48px;
}

.product-hero__badges {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.store-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 24px;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  transition: var(--transition);
}

.store-badge:hover {
  border-color: rgba(99,102,241,0.4);
  color: var(--color-text);
  transform: translateY(-2px);
}

.store-badge .store-icon { font-size: 1.5rem; }
.store-badge-sub { font-size: 0.625rem; font-weight: 400; opacity: 0.7; display: block; }
.store-badge-name { font-size: 1rem; font-weight: 700; display: block; }

/* Features section */
.features {
  padding: 100px 0;
}

.features__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
  margin-top: 56px;
}

.feature-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: var(--transition);
}

.feature-card:hover {
  border-color: rgba(99,102,241,0.4);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.feature-card__icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background: var(--gradient-brand);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 20px;
}

.feature-card__title {
  font-size: 1.0625rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.feature-card__desc {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
}

/* Screenshots */
.screenshots {
  padding: 100px 0;
  background: var(--color-bg-secondary);
  text-align: center;
}

.screenshots__grid {
  display: flex;
  gap: 20px;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 56px;
}

.screenshot-placeholder {
  width: 220px;
  height: 390px;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  color: var(--color-text-muted);
  font-size: 0.8125rem;
  font-weight: 500;
}

.screenshot-placeholder span { font-size: 2rem; }

.screenshot-frame {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  margin: 0;
}

.screenshot-frame img {
  width: 200px;
  height: auto;
  border-radius: 20px;
  border: 1px solid rgba(255,255,255,0.08);
  box-shadow: 0 24px 60px rgba(0,0,0,0.6), 0 0 0 1px rgba(99,102,241,0.1);
  transition: var(--transition);
  display: block;
}

.screenshot-frame:hover img {
  transform: translateY(-6px);
  box-shadow: 0 36px 80px rgba(0,0,0,0.7), 0 0 0 1px rgba(99,102,241,0.25), var(--shadow-glow);
}

.screenshot-frame figcaption {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-text-muted);
}

/* ============================================================
   PRIVACY POLICY PAGE
   ============================================================ */
.privacy-hero {
  padding: calc(var(--nav-height) + 60px) 0 60px;
  text-align: center;
  background: var(--gradient-hero);
  border-bottom: 1px solid var(--color-border);
}

.privacy-hero__app {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-bottom: 16px;
}

.privacy-content {
  max-width: 780px;
  margin: 0 auto;
  padding: 80px 24px 100px;
}

.privacy-content h2 {
  font-size: 1.375rem;
  font-weight: 800;
  margin: 48px 0 16px;
  color: var(--color-text);
  padding-bottom: 12px;
  border-bottom: 1px solid var(--color-border);
}

.privacy-content h2:first-child { margin-top: 0; }

.privacy-content p {
  color: var(--color-text-secondary);
  font-size: 0.9375rem;
  line-height: 1.8;
  margin-bottom: 16px;
}

.privacy-content ul {
  list-style: none;
  margin: 16px 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.privacy-content ul li {
  display: flex;
  gap: 12px;
  color: var(--color-text-secondary);
  font-size: 0.9375rem;
  line-height: 1.7;
}

.privacy-content ul li::before {
  content: '→';
  color: var(--color-indigo);
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 1px;
}

.privacy-content a {
  color: #818CF8;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.privacy-content a:hover { color: #A5B4FC; }

.privacy-updated {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: rgba(67,56,202,0.1);
  border: 1px solid rgba(67,56,202,0.2);
  border-radius: var(--radius-full);
  font-size: 0.8125rem;
  color: #818CF8;
  font-weight: 500;
  margin-bottom: 32px;
}

/* ============================================================
   ANIMATIONS & TRANSITIONS
   ============================================================ */
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* Scroll-triggered animation classes */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.6s ease, transform 0.6s 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) {
  .services__layout { grid-template-columns: 1fr; gap: 48px; }
  .about__layout    { grid-template-columns: 1fr; gap: 48px; }
  .contact__layout  { grid-template-columns: 1fr; gap: 48px; }
  .footer__inner    { grid-template-columns: 1fr 1fr; }
  .about__avatar    { max-width: 260px; }
}

@media (max-width: 768px) {
  .nav__links { display: none; }
  .nav__cta   { display: none; }
  .nav__hamburger { display: flex; }

  .hero__stats { gap: 24px; }

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

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

  .form-row { grid-template-columns: 1fr; }

  .footer__inner { grid-template-columns: 1fr; }
  .footer__bottom { flex-direction: column; align-items: flex-start; }

  .contact__form-wrap { padding: 28px 20px; }
}

@media (max-width: 480px) {
  .hero__actions { flex-direction: column; }
  .hero__actions .btn { width: 100%; justify-content: center; }
  .product-card { padding: 28px; }
  .about__avatar { max-width: 220px; }
}