:root {
  /* Base palette */
  --color-text: #333333;
  --color-text-soft: #6b6b6b;
  --color-muted: #888888;
  --color-border: #bbbbbb;
  --color-surface: #ffffff;
  --color-surface-soft: #eeeeee;
  --color-background: #efefef;

  /* Accent (tech) */
  --color-accent: #6c63ff;
  --color-accent-soft: rgba(108, 99, 255, 0.1);

  /* Effects */
  --color-shadow: rgba(0, 0, 0, 0.08);

  /* Radius */
  --radius-sm: 14px;
  --radius-md: 22px;
  --radius-lg: 32px;

  /* Layout */
  --container-width: 1200px;

  /* Spacing */
  --space-1: 8px;
  --space-2: 12px;
  --space-3: 16px;
  --space-4: 20px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 40px;
  --space-8: 48px;
  --space-9: 64px;
}

/* Reset */
*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Inter", Arial, sans-serif;
  color: var(--color-text);
  background: radial-gradient(
    circle at top right,
    #f9f9f9 0%,
    #efefef 45%,
    #e9e9e9 100%
  );
}

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

h1,
h2,
h3,
p,
ul {
  margin: 0;
}

ul {
  padding: 0;
  list-style: none;
}

/* Layout */
.page {
  min-height: 100vh;
}

.hero {
  width: min(100% - 40px, var(--container-width));
  margin: 0 auto;
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: var(--space-8);
  align-items: center;
  padding: var(--space-9) 0;
}

/* Content */
.hero__content {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.hero__eyebrow {
  display: inline-flex;
  width: fit-content;
  padding: 10px 16px;
  border-radius: 999px;
  background: var(--color-accent-soft);
  color: var(--color-accent);
  border: 1px solid rgba(108, 99, 255, 0.2);
  font-size: 14px;
  font-weight: 700;
}

.hero__title {
  max-width: 720px;
  font-size: clamp(2.8rem, 6vw, 5rem);
  line-height: 0.95;
  font-weight: 800;
  letter-spacing: -0.04em;
}

.hero__subtitle {
  max-width: 620px;
  font-size: 1.1rem;
  line-height: 1.7;
  color: var(--color-text-soft);
}

/* Pricing */
.hero__pricing {
  margin-top: var(--space-3);
}

.price-card {
  width: fit-content;
  min-width: 280px;
  padding: var(--space-5);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  box-shadow: 0 16px 40px var(--color-shadow);
}

.price-card__label {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-muted);
}

.price-card__amount {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 800;
  color: var(--color-accent);
  margin: 6px 0;
}

.price-card__trial {
  font-size: 1rem;
  font-weight: 700;
}

/* Features */
.hero__features {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
  margin-top: var(--space-4);
}

.feature-card {
  display: flex;
  gap: var(--space-3);
  padding: var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.85);
  transition: all 0.2s ease;
}

.feature-card:hover {
  border-color: var(--color-accent);
  box-shadow: 0 10px 30px rgba(108, 99, 255, 0.1);
}

.feature-card__icon {
  font-size: 1.3rem;
}

.feature-card strong {
  display: block;
  margin-bottom: 4px;
}

.feature-card p {
  font-size: 0.95rem;
  color: var(--color-text-soft);
}

/* Visual */
.hero__visual {
  display: flex;
  justify-content: center;
}

.app-card {
  width: 100%;
  max-width: 520px;
  border-radius: var(--radius-lg);
  background: white;
  border: 1px solid var(--color-border);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.1);
  overflow: hidden;
}

.app-card__header {
  display: flex;
  gap: 8px;
  padding: 16px;
  background: #fafafa;
}

.app-card__dot {
  width: 10px;
  height: 10px;
  background: #ccc;
  border-radius: 50%;
}

.app-card__body {
  padding: var(--space-5);
  display: grid;
  gap: var(--space-4);
}

.mockup-panel {
  padding: var(--space-4);
  border-radius: 20px;
  background: #ffffff;
  border: 1px solid #e5e5e5;
}

.mockup-panel__label {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-muted);
  margin-bottom: var(--space-3);
}

.appointment {
  display: flex;
  justify-content: space-between;
  padding: 12px;
  border-radius: 14px;
  background: var(--color-surface-soft);
  margin-bottom: 10px;
}

.appointment span {
  font-weight: 700;
  color: var(--color-muted);
}

.message-bubble {
  background: var(--color-accent-soft);
  padding: 14px;
  border-radius: 16px;
  font-size: 0.95rem;
}

/* Responsive */
@media (max-width: 1024px) {
  .hero {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .hero__features {
    grid-template-columns: 1fr;
  }

  .price-card {
    width: 100%;
  }
}

/* =========================
   Buttons
========================= */

.button {
  border: none;
  border-radius: 14px;
  padding: 12px 18px;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  transition: 0.2s ease;
}

.button--primary {
  background: var(--color-accent);
  color: #ffffff;
  box-shadow: 0 14px 30px rgba(108, 99, 255, 0.22);
}

.button--primary:hover {
  transform: translateY(-1px);
}

.button--secondary {
  background: #ffffff;
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

/* =========================
   Booking page
========================= */

.booking-page {
  min-height: 100vh;
  background: radial-gradient(
    circle at top right,
    #f9f9f9 0%,
    #efefef 45%,
    #e9e9e9 100%
  );
}

.booking-shell {
  width: min(100% - 40px, 1240px);
  margin: 0 auto;
  min-height: 100vh;
  display: grid;
  grid-template-columns: 360px 1fr;
  gap: 24px;
  align-items: stretch;
  padding: 32px 0;
}

.booking-sidebar {
  display: flex;
  flex-direction: column;
  gap: 20px;
  padding: 28px;
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.76);
  backdrop-filter: blur(10px);
  box-shadow: 0 18px 45px rgba(0, 0, 0, 0.05);
}

.booking-sidebar__eyebrow {
  display: inline-flex;
  width: fit-content;
  padding: 10px 14px;
  border-radius: 999px;
  background: var(--color-accent-soft);
  color: var(--color-accent);
  font-size: 0.85rem;
  font-weight: 700;
  border: 1px solid rgba(108, 99, 255, 0.18);
}

.booking-sidebar__title {
  font-size: clamp(2rem, 5vw, 3rem);
  line-height: 0.95;
  letter-spacing: -0.04em;
  font-weight: 800;
}

.booking-sidebar__subtitle {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-text-soft);
}

.booking-summary-card,
.booking-info-card {
  padding: 18px 20px;
  border-radius: 20px;
  background: #ffffff;
  border: 1px solid var(--color-border);
  box-shadow: 0 14px 30px rgba(0, 0, 0, 0.04);
}

.booking-summary-card__label,
.booking-info-card__title {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--color-muted);
  margin-bottom: 10px;
}

.booking-summary-card__value {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-accent);
  word-break: break-word;
}

.booking-info-card__steps {
  display: grid;
  gap: 10px;
  padding: 0;
  list-style: none;
}

.booking-info-card__steps li {
  color: var(--color-text-soft);
  line-height: 1.55;
}

.booking-main {
  padding: 28px;
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid rgba(0, 0, 0, 0.06);
  box-shadow: 0 18px 45px rgba(0, 0, 0, 0.05);
}

.booking-header {
  margin-bottom: 24px;
}

.booking-header__eyebrow {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--color-accent);
  margin-bottom: 8px;
}

.booking-header__title {
  font-size: clamp(1.7rem, 4vw, 2.5rem);
  line-height: 1.05;
  letter-spacing: -0.03em;
  font-weight: 800;
  margin-bottom: 10px;
}

.booking-header__subtitle {
  color: var(--color-text-soft);
  line-height: 1.65;
}

.booking-state {
  padding: 20px;
  border-radius: 18px;
  border: 1px solid var(--color-border);
  background: #ffffff;
  color: var(--color-text-soft);
}

.booking-state--error {
  color: #9f3d3d;
  border-color: #e2baba;
  background: #fff7f7;
}

.booking-state--hidden,
.booking-services-grid--hidden,
.booking-selected--hidden {
  display: none;
}

.booking-services-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.booking-service-card {
  display: flex;
  flex-direction: column;
  gap: 18px;
  padding: 22px;
  border-radius: 22px;
  border: 1px solid var(--color-border);
  background: #ffffff;
  box-shadow: 0 14px 30px rgba(0, 0, 0, 0.04);
  transition: 0.2s ease;
}

.booking-service-card:hover {
  transform: translateY(-2px);
  border-color: rgba(108, 99, 255, 0.28);
  box-shadow: 0 18px 34px rgba(108, 99, 255, 0.08);
}

.booking-service-card__top {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.booking-service-card__name {
  font-size: 1.2rem;
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.booking-service-card__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.booking-chip {
  display: inline-flex;
  align-items: center;
  padding: 8px 12px;
  border-radius: 999px;
  background: var(--color-surface-soft);
  color: var(--color-text);
  font-size: 0.9rem;
  font-weight: 700;
}

.booking-service-card__actions {
  display: flex;
  justify-content: flex-start;
}

.booking-selected {
  margin-top: 24px;
  padding: 24px;
  border-radius: 24px;
  border: 1px solid rgba(108, 99, 255, 0.16);
  background: var(--color-accent-soft);
}

.booking-selected__header {
  margin-bottom: 18px;
}

.booking-selected__title {
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.booking-selected__card {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  padding: 18px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(108, 99, 255, 0.14);
}

.booking-selected__label {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-muted);
  margin-bottom: 6px;
}

.booking-selected__value {
  font-size: 1rem;
  font-weight: 800;
  color: var(--color-text);
}

.booking-next-step {
  margin-top: 18px;
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.booking-next-step__hint {
  color: var(--color-text-soft);
  line-height: 1.5;
}

/* =========================
   Responsive booking
========================= */

@media (max-width: 1024px) {
  .booking-shell {
    grid-template-columns: 1fr;
  }

  .booking-services-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .booking-shell {
    width: min(100% - 24px, 1240px);
    padding: 20px 0;
  }

  .booking-sidebar,
  .booking-main {
    padding: 20px;
    border-radius: 22px;
  }

  .booking-selected__card {
    grid-template-columns: 1fr;
  }
}