:root {
  --white: #ffffff;
  --blue-soft: #eaf2fa;
  --blue: #2f6fae;
  --blue-dark: #1f4f80;
  --green-soft: #eef7f0;
  --green: #3a8f5f;
  --orange: #f27e3f;
  --orange-dark: #e06a24;
  --ink: #22313f;
  --muted: #5b6b7a;
  --line: #e3e9ef;
  --shadow: 0 12px 30px rgba(31, 79, 128, 0.10);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  color: var(--ink);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.container {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Кнопки ---------- */
.btn {
  display: inline-block;
  text-decoration: none;
  font-weight: 700;
  border: none;
  cursor: pointer;
  text-align: center;
  border-radius: 12px;
  transition: transform .15s ease, background .15s ease, box-shadow .15s ease;
}

.btn-primary {
  background: linear-gradient(135deg, var(--orange), var(--orange-dark));
  color: var(--white);
  box-shadow: 0 8px 20px rgba(242, 126, 63, 0.35);
  padding: 14px 24px;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 26px rgba(242, 126, 63, 0.45);
}

.btn-lg {
  font-size: 17px;
  padding: 17px 30px;
}

.nav-cta {
  padding: 10px 18px;
  font-size: 15px;
}

.btn-block {
  width: 100%;
}

.micro {
  margin-top: 14px;
  font-size: 14px;
  color: var(--muted);
}

/* ---------- Навигация ---------- */
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 22px;
  padding-bottom: 22px;
}

.brand {
  font-weight: 800;
  font-size: 18px;
  color: var(--blue-dark);
}

.nav-links {
  display: flex;
  gap: 26px;
  list-style: none;
}

.nav-links a {
  text-decoration: none;
  color: var(--ink);
  font-weight: 500;
  font-size: 15px;
}

.nav-links a:hover {
  color: var(--blue);
}

/* ---------- Первый экран ---------- */
.hero {
  background: linear-gradient(160deg, var(--blue-soft) 0%, var(--white) 100%);
  padding-bottom: 70px;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 50px;
  align-items: center;
  padding-top: 30px;
}

.hero h1 {
  font-size: clamp(26px, 4vw, 40px);
  line-height: 1.25;
  font-weight: 800;
  margin-bottom: 22px;
  color: var(--ink);
}

.hero .lead {
  font-size: 18px;
  color: var(--muted);
  margin-bottom: 30px;
}

.hero-card {
  position: relative;
  background: var(--white);
  border-radius: 24px;
  box-shadow: var(--shadow);
  padding: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 320px;
  border: 1px solid var(--line);
}

.slot-badge {
  position: absolute;
  top: 20px;
  left: 20px;
  background: var(--orange);
  color: var(--white);
  font-weight: 700;
  font-size: 13px;
  padding: 6px 12px;
  border-radius: 20px;
  box-shadow: 0 4px 10px rgba(242, 126, 63, 0.3);
}

.hero-card .heart {
  width: 140px;
  height: 140px;
  color: var(--blue);
}

/* ---------- Секции общие ---------- */
.section {
  padding: 84px 0;
}

.title {
  font-size: clamp(24px, 3.4vw, 34px);
  font-weight: 800;
  text-align: center;
  margin-bottom: 44px;
  color: var(--ink);
}

/* ---------- Блок болей ---------- */
.pains {
  background: var(--white);
}

.pain-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 40px;
}

.pain-card {
  background: #fdf6f0;
  border-left: 4px solid var(--orange);
  border-radius: 14px;
  padding: 24px;
  font-size: 15px;
  color: var(--ink);
}

.pain-card p {
  margin: 0;
}

.center-strong {
  text-align: center;
  font-size: 20px;
  color: var(--ink);
}

/* ---------- Блок решений ---------- */
.how {
  background: var(--green-soft);
}

.step-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.step {
  background: var(--white);
  border-radius: 18px;
  padding: 30px;
  box-shadow: var(--shadow);
  border: 1px solid var(--line);
}

.step-num {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--green);
  color: var(--white);
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  margin-bottom: 16px;
}

.step h3 {
  font-size: 20px;
  margin-bottom: 12px;
}

.step p {
  color: var(--muted);
  font-size: 15px;
}

/* ---------- Обо мне ---------- */
.about {
  background: var(--white);
}

.about-inner {
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: 50px;
  align-items: start;
}

.photo-placeholder,
.photo-wrap {
  background: var(--blue-soft);
  border-radius: 20px;
  overflow: hidden;
}

.photo-wrap {
  border: none;
  box-shadow: var(--shadow);
}

.doctor-photo {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: 3 / 4;
}

.about-text .title {
  text-align: left;
  margin-bottom: 20px;
}

.about-text p {
  color: var(--ink);
  font-size: 16px;
  margin-bottom: 16px;
}

.about-text h3 {
  font-size: 18px;
  margin: 20px 0 12px;
}

.credentials {
  margin: 0 0 20px 20px;
  color: var(--ink);
}

.credentials li {
  margin-bottom: 8px;
}

.principle {
  background: var(--green-soft);
  border-radius: 14px;
  padding: 18px 20px;
  border-left: 4px solid var(--green);
}

/* ---------- Отзывы ---------- */
.reviews {
  background: var(--blue-soft);
}

.review-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.review-card {
  background: var(--white);
  border-radius: 18px;
  padding: 28px;
  box-shadow: var(--shadow);
  border: 1px solid var(--line);
}

.review-card p {
  font-style: italic;
  margin-bottom: 16px;
}

.review-card cite {
  color: var(--blue-dark);
  font-weight: 700;
  font-style: normal;
  font-size: 14px;
}

/* ---------- Финальный CTA ---------- */
.final-cta {
  background: linear-gradient(180deg, var(--white), var(--green-soft));
}

.final-cta .container > p {
  max-width: 720px;
  margin: 0 auto 18px;
  text-align: center;
  font-size: 17px;
}

.bonus {
  max-width: 720px;
  margin: 30px auto 40px;
  background: #fff8ea;
  border: 1px solid #f3d9a4;
  border-radius: 16px;
  padding: 22px 26px;
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.bonus-emoji {
  font-size: 34px;
  line-height: 1;
}

/* ---------- Кнопка CTA ---------- */
.cta-btn-wrap {
  text-align: center;
  margin-top: 40px;
}

/* ---------- Модальное окно ---------- */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(34, 49, 63, 0.6);
  backdrop-filter: blur(3px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  z-index: 1000;
}

.modal-overlay[hidden] {
  display: none;
}

.modal {
  position: relative;
  background: var(--white);
  border-radius: 20px;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.3);
  max-width: 520px;
  width: 100%;
  padding: 40px 34px 30px;
}

.modal-title {
  font-size: 24px;
  font-weight: 800;
  text-align: center;
  margin-bottom: 26px;
}

.modal-close {
  position: absolute;
  top: 16px;
  right: 20px;
  background: none;
  border: none;
  font-size: 30px;
  line-height: 1;
  color: var(--muted);
  cursor: pointer;
  padding: 4px;
}

.modal-close:hover {
  color: var(--ink);
}

/* ---------- Форма ---------- */
.appointment-form {
  margin: 0 auto;
}

.form-fields {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.field label {
  display: block;
  font-weight: 600;
  font-size: 14px;
  margin-bottom: 8px;
}

.field input {
  width: 100%;
  padding: 14px 16px;
  border: 1.5px solid var(--line);
  border-radius: 10px;
  font-size: 16px;
  font-family: inherit;
  transition: border-color .15s ease;
}

.field input:focus {
  outline: none;
  border-color: var(--blue);
}

.field input.invalid {
  border-color: #d64545;
}

.error {
  display: block;
  color: #d64545;
  font-size: 13px;
  margin-top: 6px;
  min-height: 18px;
}

.form-message {
  margin-top: 14px;
  padding: 12px;
  border-radius: 10px;
  text-align: center;
  font-weight: 600;
  font-size: 15px;
}

.form-message.success {
  background: var(--green-soft);
  color: var(--green);
  border: 1px solid var(--green);
}

.form-message.error {
  background: #fdf0f0;
  color: #d64545;
  border: 1px solid #e0a3a3;
}

/* ---------- Футер ---------- */
.footer {
  background: var(--ink);
  color: #cfd8e0;
  padding: 60px 0 30px;
}

.footer .title {
  color: var(--white);
}

.contacts {
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: center;
  margin-bottom: 40px;
  font-size: 17px;
}

.contacts a {
  color: var(--white);
  text-decoration: none;
}

.contacts a:hover {
  text-decoration: underline;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.15);
  padding-top: 22px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  font-size: 14px;
}

.footer-bottom a {
  color: #9fb2c1;
  text-decoration: none;
}

.footer-bottom a:hover {
  text-decoration: underline;
}

/* ---------- Адаптив ---------- */
@media (max-width: 900px) {
  .hero-inner {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .pain-cards,
  .step-list,
  .review-grid {
    grid-template-columns: 1fr 1fr;
  }

  .about-inner {
    grid-template-columns: 1fr;
  }

  .photo-wrap {
    max-width: 340px;
    margin: 0 auto;
  }

  .nav-links {
    display: none;
  }
}

@media (max-width: 600px) {
  .pain-cards,
  .step-list,
  .review-grid {
    grid-template-columns: 1fr;
  }

  .section {
    padding: 60px 0;
  }

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

  .hero-card {
    padding: 40px 30px;
    min-height: 240px;
  }
}