/* ============================================================
   INGERMAN.EE — СДВГ-Коуч | Premium Design System
   ============================================================ */

/* ---------- Google Fonts ---------- */
@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,400;0,500;0,600;0,700;1,400;1,500&family=Inter:wght@300;400;500;600;700&display=swap');

/* ---------- CSS Custom Properties ---------- */
:root {
  /* Primary Colors — Deep Emerald */
  --color-bg-deep: #060f0b;
  --color-bg-primary: #0a1a12;
  --color-bg-secondary: #0d2018;
  --color-bg-card: #11291f;
  --color-bg-card-hover: #163325;
  --color-bg-elevated: #1a3d2c;

  /* Gold Accents */
  --color-gold: #c9a84c;
  --color-gold-light: #dfc06a;
  --color-gold-bright: #e8cf7e;
  --color-gold-dim: #a08838;
  --color-gold-glow: rgba(201, 168, 76, 0.25);
  --color-gold-glow-strong: rgba(201, 168, 76, 0.45);

  /* Text Colors */
  --color-text-primary: #f0ede5;
  --color-text-secondary: #b8b0a0;
  --color-text-muted: #8a8272;
  --color-text-accent: var(--color-gold-light);

  /* Borders */
  --color-border: rgba(201, 168, 76, 0.15);
  --color-border-strong: rgba(201, 168, 76, 0.3);

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

  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;
  --space-3xl: 8rem;

  /* Sizing */
  --max-width: 1200px;
  --header-height: 72px;

  /* Transitions */
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);

  /* Shadows */
  --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.3);
  --shadow-card-hover: 0 8px 40px rgba(0, 0, 0, 0.4), 0 0 30px var(--color-gold-glow);
  --shadow-glow: 0 0 20px var(--color-gold-glow), 0 0 60px rgba(201, 168, 76, 0.1);

  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-height);
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.7;
  color: var(--color-text-primary);
  background-color: var(--color-bg-deep);
  overflow-x: hidden;
}

a {
  color: var(--color-gold-light);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-gold-bright);
}

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

ul,
ol {
  list-style: none;
}

/* ---------- Typography ---------- */
h1,
h2,
h3,
h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.2;
  color: var(--color-text-primary);
}

h1 {
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(1.8rem, 4vw, 3rem);
  letter-spacing: -0.01em;
}

h3 {
  font-size: clamp(1.3rem, 2.5vw, 1.8rem);
}

p {
  color: var(--color-text-secondary);
  max-width: 65ch;
}

.text-accent {
  color: var(--color-gold-light);
}

.text-gradient {
  background: linear-gradient(135deg, var(--color-gold-light), var(--color-gold), var(--color-gold-dim));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ---------- Layout ---------- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding-left: var(--space-md);
  padding-right: var(--space-md);
}

section {
  padding: var(--space-2xl) 0;
  position: relative;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 1rem 2.2rem;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  transition: all var(--transition-smooth);
  text-decoration: none;
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.1), transparent);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

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

.btn-primary {
  background: linear-gradient(135deg, var(--color-gold), var(--color-gold-dim));
  color: var(--color-bg-deep);
  box-shadow: 0 4px 16px var(--color-gold-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
  color: var(--color-bg-deep);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-secondary {
  background: transparent;
  color: var(--color-gold-light);
  border: 1.5px solid var(--color-border-strong);
}

.btn-secondary:hover {
  background: rgba(201, 168, 76, 0.08);
  border-color: var(--color-gold);
  transform: translateY(-2px);
  box-shadow: 0 0 20px rgba(201, 168, 76, 0.1);
  color: var(--color-gold-bright);
}

/* ---------- Header / Sticky Nav ---------- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-height);
  display: flex;
  align-items: center;
  transition: all var(--transition-smooth);
  background: transparent;
}

.header.scrolled {
  background: rgba(6, 15, 11, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-border);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

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

.header__logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text-primary);
  letter-spacing: 0.02em;
}

.header__logo span {
  color: var(--color-gold);
}

.header__nav {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.header__nav a {
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
  position: relative;
}

.header__nav a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1.5px;
  background: var(--color-gold);
  transition: width var(--transition-smooth);
}

.header__nav a:hover,
.header__nav a.active {
  color: var(--color-gold-light);
}

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

.header__cta {
  padding: 0.6rem 1.4rem;
  font-size: 0.8rem;
}

/* Mobile Menu Button */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  z-index: 1001;
}

.menu-toggle span {
  width: 24px;
  height: 2px;
  background: var(--color-text-primary);
  transition: all var(--transition-fast);
  border-radius: 2px;
}

.menu-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.menu-toggle.active span:nth-child(2) {
  opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ---------- HERO SECTION ---------- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: var(--header-height);
  background:
    radial-gradient(ellipse at 20% 50%, rgba(201, 168, 76, 0.06) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 20%, rgba(13, 32, 24, 0.8) 0%, transparent 50%),
    var(--color-bg-deep);
  overflow: hidden;
  position: relative;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 60%;
  height: 100%;
  background: radial-gradient(ellipse at 70% 50%, rgba(201, 168, 76, 0.04) 0%, transparent 70%);
  pointer-events: none;
}

.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero__content {
  max-width: 580px;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-gold);
  padding: 0.5rem 1.2rem;
  border: 1px solid var(--color-border-strong);
  border-radius: 100px;
  margin-bottom: var(--space-lg);
  background: rgba(201, 168, 76, 0.05);
}

.hero__badge::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-gold);
  box-shadow: 0 0 8px var(--color-gold-glow-strong);
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {

  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }

  50% {
    opacity: 0.6;
    transform: scale(1.3);
  }
}

.hero__title {
  margin-bottom: var(--space-md);
}

.hero__subtitle {
  font-size: 1.1rem;
  line-height: 1.8;
  margin-bottom: var(--space-xl);
  color: var(--color-text-secondary);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.hero__image {
  display: flex;
  justify-content: center;
  align-items: flex-end;
  position: relative;
}

.hero__image img {
  max-height: 75vh;
  width: auto;
  object-fit: contain;
  filter: drop-shadow(0 20px 60px rgba(0, 0, 0, 0.5));
  position: relative;
  z-index: 1;
}

.hero__image::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 80%;
  height: 70%;
  background: radial-gradient(ellipse, var(--color-gold-glow) 0%, transparent 70%);
  filter: blur(40px);
  z-index: 0;
}

/* ---------- QUIZ BANNER SECTION ---------- */
.quiz-banner {
  background: linear-gradient(135deg, var(--color-bg-secondary), var(--color-bg-card));
  padding: var(--space-xl) 0;
  position: relative;
  overflow: hidden;
}

.quiz-banner::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-gold-dim), transparent);
}

.quiz-banner::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-gold-dim), transparent);
}

.quiz-banner .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-lg);
}

.quiz-banner__content {
  flex: 1;
}

.quiz-banner__icon {
  font-size: 2.5rem;
  margin-bottom: var(--space-sm);
}

.quiz-banner__title {
  font-size: clamp(1.4rem, 3vw, 2rem);
  margin-bottom: var(--space-xs);
}

.quiz-banner__text {
  font-size: 1rem;
  color: var(--color-text-secondary);
}

/* ---------- ABOUT SECTION ---------- */
.about {
  background: var(--color-bg-primary);
}

.about .container {
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: var(--space-2xl);
  align-items: start;
}

.about__image-wrapper {
  position: relative;
}

.about__image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-card);
}

.about__image img {
  width: 100%;
  aspect-ratio: 3/4;
  object-fit: cover;
  object-position: top center;
}

.about__image-wrapper::after {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  pointer-events: none;
}

.section-label {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: var(--space-sm);
  display: block;
}

.about__title {
  margin-bottom: var(--space-lg);
}

.about__text {
  font-size: 1.05rem;
  margin-bottom: var(--space-lg);
  line-height: 1.85;
}

.about__facts {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}

.fact-card {
  padding: var(--space-md);
  background: var(--color-bg-card);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  transition: all var(--transition-smooth);
}

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

.fact-card__icon {
  font-size: 1.6rem;
  margin-bottom: var(--space-xs);
}

.fact-card__title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 0.4rem;
  color: var(--color-text-primary);
}

.fact-card__text {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ---------- SERVICES SECTION ---------- */
.services {
  background:
    radial-gradient(ellipse at 50% 0%, rgba(201, 168, 76, 0.04) 0%, transparent 50%),
    var(--color-bg-deep);
}

.services .section-header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto var(--space-2xl);
}

.services .section-header p {
  margin: var(--space-sm) auto 0;
}

.services__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
}

.service-card {
  padding: var(--space-xl);
  background: linear-gradient(145deg, var(--color-bg-card), var(--color-bg-secondary));
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  transition: all var(--transition-slow);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-gold-dim), var(--color-gold), var(--color-gold-dim));
  opacity: 0;
  transition: opacity var(--transition-smooth);
}

.service-card:hover {
  border-color: var(--color-border-strong);
  transform: translateY(-5px);
  box-shadow: var(--shadow-card-hover);
}

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

.service-card__icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(201, 168, 76, 0.08);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: 1.5rem;
  margin-bottom: var(--space-md);
}

.service-card__title {
  font-size: 1.5rem;
  margin-bottom: var(--space-sm);
}

.service-card__text {
  font-size: 0.95rem;
  line-height: 1.75;
  margin-bottom: var(--space-lg);
}

.service-card__features {
  margin-bottom: var(--space-lg);
}

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

.service-card__features li::before {
  content: '';
  flex-shrink: 0;
  width: 5px;
  height: 5px;
  background: var(--color-gold);
  border-radius: 50%;
  margin-top: 0.5rem;
}

/* ---------- SOCIAL PROOF SECTION ---------- */
.social {
  background: var(--color-bg-secondary);
  position: relative;
}

.social::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-gold-dim), transparent);
}

.social .section-header {
  text-align: center;
  max-width: 540px;
  margin: 0 auto var(--space-2xl);
}

.social .section-header p {
  margin: var(--space-sm) auto 0;
}

.social__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-md);
  max-width: 900px;
  margin: 0 auto;
}

.social-card {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-md);
  background: var(--color-bg-card);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  transition: all var(--transition-smooth);
  text-decoration: none;
}

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

.social-card__icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(201, 168, 76, 0.08);
  border-radius: var(--radius-sm);
  flex-shrink: 0;
}

.social-card__icon svg {
  width: 22px;
  height: 22px;
  fill: var(--color-gold-light);
}

.social-card__info {
  min-width: 0;
}

.social-card__name {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--color-text-primary);
}

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

/* ---------- FOOTER ---------- */
.footer {
  background: var(--color-bg-deep);
  padding: var(--space-xl) 0 var(--space-lg);
  border-top: 1px solid var(--color-border);
}

.footer .container {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: var(--space-xl);
}

.footer__brand p {
  margin-top: var(--space-sm);
  font-size: 0.9rem;
  max-width: 340px;
}

.footer__heading {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--space-sm);
}

.footer__links li {
  padding: 0.3rem 0;
}

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

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

.footer__bottom {
  margin-top: var(--space-xl);
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.82rem;
  color: var(--color-text-muted);
}

.footer__bottom a {
  color: var(--color-text-muted);
}

.footer__bottom a:hover {
  color: var(--color-gold-light);
}

/* ---------- Animations (Fade-In on Scroll) ---------- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1), transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

.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;
}

/* ---------- Decorative Elements ---------- */
.decoration-line {
  width: 60px;
  height: 2px;
  background: linear-gradient(90deg, var(--color-gold), transparent);
  margin-bottom: var(--space-md);
}

/* ---------- RESPONSIVE — Mobile First ---------- */
@media (max-width: 1024px) {
  .hero .container {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero__content {
    max-width: 100%;
    order: 2;
  }

  .hero__image {
    order: 1;
    max-height: 50vh;
  }

  .hero__image img {
    max-height: 50vh;
  }

  .hero__actions {
    justify-content: center;
  }

  .hero__badge {
    margin-left: auto;
    margin-right: auto;
  }

  .about .container {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }

  .about__image-wrapper {
    max-width: 340px;
    margin: 0 auto;
  }

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

  .footer .container {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
}

@media (max-width: 768px) {
  :root {
    --space-2xl: 4rem;
    --space-3xl: 5rem;
  }

  .header__nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 75%;
    max-width: 320px;
    height: 100vh;
    flex-direction: column;
    justify-content: center;
    gap: var(--space-lg);
    background: rgba(6, 15, 11, 0.97);
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    border-left: 1px solid var(--color-border);
    transition: right var(--transition-smooth);
    padding: var(--space-xl);
  }

  .header__nav.open {
    right: 0;
  }

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

  .menu-toggle {
    display: flex;
  }

  .hero {
    min-height: auto;
    padding-top: calc(var(--header-height) + var(--space-lg));
    padding-bottom: var(--space-xl);
  }

  .hero__title {
    font-size: 1.75rem;
  }

  .hero__subtitle {
    font-size: 0.9rem;
  }

  .hero__actions {
    flex-direction: column;
    align-items: center;
  }

  .btn {
    width: 100%;
    max-width: 320px;
    padding: 0.9rem 1.8rem;
  }

  .quiz-banner .container {
    flex-direction: column;
    text-align: center;
  }

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

  .service-card {
    padding: var(--space-lg);
  }

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

  .footer__bottom {
    flex-direction: column;
    gap: var(--space-sm);
    text-align: center;
  }
}

@media (max-width: 480px) {
  .hero__image img {
    max-height: 40vh;
  }

  .about__image-wrapper {
    max-width: 280px;
  }
}

/* ---------- Mobile Overlay ---------- */
.mobile-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 999;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-smooth);
}

.mobile-overlay.active {
  opacity: 1;
  pointer-events: all;
}

/* ---------- Accessibility ---------- */
@media (prefers-reduced-motion: reduce) {

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}

:focus-visible {
  outline: 2px solid var(--color-gold);
  outline-offset: 3px;
  border-radius: 2px;
}