:root {
  --blue: #7eb8d8;
  --blue-deep: #5a9ec4;
  --blue-soft: #a8d4eb;
  --blue-mist: #d4eaf5;
  --gray: #5a6570;
  --gray-deep: #3d4a54;
  --gray-soft: #e8eef2;
  --gray-mid: #8a96a0;
  --surface: #f4f8fb;
  --white: #ffffff;
  --text: #2f3a43;
  --radius: 4px;
  --header-h: 72px;
  --font-display: "Fraunces", Georgia, serif;
  --font-body: "Source Sans 3", "Segoe UI", sans-serif;
  --shadow-soft: 0 12px 40px rgba(61, 74, 84, 0.08);
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 12px);
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--text);
  background:
    radial-gradient(1200px 600px at 10% -10%, var(--blue-mist), transparent 55%),
    radial-gradient(900px 500px at 100% 20%, rgba(168, 212, 235, 0.45), transparent 50%),
    linear-gradient(180deg, var(--surface) 0%, var(--gray-soft) 100%);
  background-attachment: fixed;
  min-height: 100vh;
}

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

a {
  color: var(--blue-deep);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  transition: color 0.2s var(--ease);
}

a:hover {
  color: var(--gray-deep);
}

:focus-visible {
  outline: 2px solid var(--blue-deep);
  outline-offset: 3px;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -100px;
  z-index: 1000;
  background: var(--white);
  padding: 0.75rem 1rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow-soft);
}

.skip-link:focus {
  top: 1rem;
}

.container {
  width: min(1120px, calc(100% - 2.5rem));
  margin-inline: auto;
}

.container.narrow {
  width: min(720px, calc(100% - 2.5rem));
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-h);
  backdrop-filter: blur(12px);
  background: rgba(244, 248, 251, 0.85);
  border-bottom: 1px solid rgba(126, 184, 216, 0.25);
}

.header-inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.logo-link {
  flex-shrink: 0;
  line-height: 0;
}

.logo-link img {
  width: 180px;
  height: auto;
}

.nav {
  display: none;
  gap: 1.35rem;
  font-size: 0.95rem;
  font-weight: 500;
}

.nav a {
  color: var(--gray);
  text-decoration: none;
}

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

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
}

.lang-switch {
  display: inline-flex;
  align-items: center;
  padding: 0.2rem;
  border: 1px solid rgba(126, 184, 216, 0.45);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.65);
}

.lang-btn {
  appearance: none;
  border: 0;
  background: transparent;
  color: var(--gray);
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  padding: 0.35rem 0.55rem;
  border-radius: 3px;
  cursor: pointer;
  line-height: 1;
  transition: background 0.2s var(--ease), color 0.2s var(--ease);
}

.lang-btn:hover {
  color: var(--blue-deep);
}

.lang-btn.is-active {
  background: linear-gradient(135deg, var(--blue) 0%, var(--blue-deep) 100%);
  color: var(--white);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.7rem 1.15rem;
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  border: 1.5px solid transparent;
  cursor: pointer;
  transition:
    transform 0.25s var(--ease),
    background 0.25s var(--ease),
    color 0.25s var(--ease),
    box-shadow 0.25s var(--ease),
    border-color 0.25s var(--ease);
}

.btn-icon {
  display: inline-flex;
  line-height: 0;
}

.btn-phone {
  background: linear-gradient(135deg, var(--blue) 0%, var(--blue-deep) 100%);
  color: var(--white);
  box-shadow: 0 8px 24px rgba(90, 158, 196, 0.35);
}

.btn-phone:hover {
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(90, 158, 196, 0.45);
}

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

.btn-lg {
  padding: 0.95rem 1.5rem;
  font-size: 1.05rem;
}

.btn-ghost {
  background: transparent;
  color: var(--gray-deep);
  border-color: rgba(90, 101, 112, 0.35);
}

.btn-ghost:hover {
  color: var(--blue-deep);
  border-color: var(--blue);
  background: rgba(126, 184, 216, 0.08);
}

.btn-header {
  padding: 0.55rem 0.9rem;
  font-size: 0.9rem;
  white-space: nowrap;
}

/* Hero */
.hero {
  display: grid;
  min-height: calc(100svh - var(--header-h));
  grid-template-columns: 1fr;
  background:
    linear-gradient(160deg, rgba(212, 234, 245, 0.65) 0%, rgba(232, 238, 242, 0.4) 45%, transparent 70%);
}

.hero-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(2rem, 5vw, 4rem) clamp(1.25rem, 4vw, 4rem);
  max-width: 640px;
}

.hero-status {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  width: fit-content;
  margin: 0 0 1rem;
  padding: 0.35rem 0.75rem;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--blue-deep);
  background: rgba(126, 184, 216, 0.18);
  border: 1px solid rgba(126, 184, 216, 0.45);
  border-radius: var(--radius);
}

.hero-status::before {
  content: "";
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 50%;
  background: var(--blue-deep);
  box-shadow: 0 0 0 4px rgba(90, 158, 196, 0.2);
}

.hero-role {
  margin: 0 0 0.5rem;
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--blue-deep);
}

.hero h1 {
  margin: 0 0 0.85rem;
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 7vw, 4.25rem);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--gray-deep);
}

.hero-lead {
  margin: 0 0 0.75rem;
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 2.6vw, 1.65rem);
  font-weight: 600;
  line-height: 1.3;
  color: var(--text);
}

.hero-support {
  margin: 0 0 1.75rem;
  color: var(--gray);
  max-width: 38ch;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}

.hero-lang {
  margin: 0;
  font-size: 0.95rem;
  color: var(--gray-mid);
}

.hero-lang span[lang="en"] {
  display: inline-block;
  margin-top: 0.2rem;
  font-style: italic;
  color: var(--gray);
}

.hero-media {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 48vh;
  padding: clamp(1.25rem, 4vw, 2.75rem);
  overflow: hidden;
  background:
    radial-gradient(ellipse 80% 70% at 50% 45%, rgba(255, 255, 255, 0.55) 0%, transparent 65%),
    linear-gradient(165deg, var(--blue-mist) 0%, var(--gray-soft) 45%, #d0e4ef 100%);
}

.hero-media::before {
  content: "";
  position: absolute;
  inset: 12% 18%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(126, 184, 216, 0.35) 0%, transparent 70%);
  filter: blur(28px);
  pointer-events: none;
}

.hero-media-frame {
  position: relative;
  z-index: 1;
  width: min(100%, 420px);
  aspect-ratio: 4 / 5;
  overflow: hidden;
  border-radius: 8px;
  box-shadow:
    0 4px 0 rgba(126, 184, 216, 0.2),
    0 24px 48px rgba(61, 74, 84, 0.14);
  background: var(--white);
}

.hero-media-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
}

/* Trust bar */
.trust-bar {
  padding: 1.5rem 0;
  background: rgba(255, 255, 255, 0.55);
  border-block: 1px solid rgba(126, 184, 216, 0.28);
}

.trust-bar-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem 1.5rem;
}

.trust-item {
  margin: 0;
  display: grid;
  gap: 0.15rem;
}

.trust-item strong {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--gray-deep);
}

.trust-item span {
  font-size: 0.92rem;
  color: var(--gray);
}

/* Sections */
.section {
  padding: clamp(3.5rem, 8vw, 6rem) 0;
}

.section-alt {
  background: rgba(255, 255, 255, 0.45);
  border-block: 1px solid rgba(126, 184, 216, 0.2);
}

.section-label {
  margin: 0 0 0.5rem;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--blue-deep);
}

.section h2 {
  margin: 0 0 0.75rem;
  font-family: var(--font-display);
  font-size: clamp(1.85rem, 4vw, 2.5rem);
  font-weight: 600;
  color: var(--gray-deep);
  letter-spacing: -0.02em;
}

.section-lead {
  margin: 0 0 2rem;
  font-size: 1.15rem;
  color: var(--gray);
  max-width: 42ch;
}

.about-text {
  margin: 0 0 1rem;
  color: var(--gray);
  max-width: 58ch;
}

.about-text + .approach-list {
  margin-top: 1.75rem;
}

.approach-list,
.audience-list,
.training-list,
.contact-details,
.service-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.service-list {
  display: grid;
  gap: 0;
}

.service-item {
  display: grid;
  gap: 1rem;
  padding: 1.5rem 0;
  border-top: 1px solid rgba(126, 184, 216, 0.35);
}

.service-item:last-child {
  border-bottom: 1px solid rgba(126, 184, 216, 0.35);
}

.service-copy h3 {
  margin: 0 0 0.45rem;
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--gray-deep);
}

.service-copy p {
  margin: 0;
  color: var(--gray);
  max-width: 52ch;
}

.service-cta {
  font-weight: 700;
  color: var(--blue-deep);
  text-decoration: none;
  width: fit-content;
}

.service-cta:hover {
  color: var(--gray-deep);
}

.approach-list li {
  display: grid;
  gap: 0.35rem;
  padding: 1.35rem 0;
  border-top: 1px solid rgba(126, 184, 216, 0.35);
}

.approach-list li:last-child {
  border-bottom: 1px solid rgba(126, 184, 216, 0.35);
}

.approach-list strong {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--gray-deep);
}

.approach-list span {
  color: var(--gray);
}

.audience-list li {
  display: grid;
  gap: 0.25rem;
  padding: 1.25rem 0;
  border-top: 1px solid rgba(90, 101, 112, 0.15);
  color: var(--gray);
}

.audience-list li:last-child {
  border-bottom: 1px solid rgba(90, 101, 112, 0.15);
}

.audience-label {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--blue-deep);
}

.training-list li {
  display: grid;
  grid-template-columns: 4rem 1fr;
  gap: 1rem;
  align-items: baseline;
  padding: 0.95rem 0;
  border-top: 1px solid rgba(126, 184, 216, 0.28);
}

.training-list li:last-child {
  border-bottom: 1px solid rgba(126, 184, 216, 0.28);
}

.training-year {
  font-weight: 700;
  color: var(--blue-deep);
  font-variant-numeric: tabular-nums;
}

.training-name {
  color: var(--gray-deep);
}

/* Contact */
.contact {
  background:
    radial-gradient(700px 400px at 50% 0%, rgba(168, 212, 235, 0.55), transparent 70%),
    rgba(255, 255, 255, 0.5);
}

.contact-layout {
  display: grid;
  gap: 2rem;
}

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

.contact-map {
  min-height: 280px;
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid rgba(126, 184, 216, 0.35);
  background: var(--gray-soft);
  box-shadow: var(--shadow-soft);
}

.contact-map iframe {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 280px;
  border: 0;
}

.contact-phone {
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 6vw, 3.5rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--gray-deep);
  text-decoration: none;
  line-height: 1.1;
}

.contact-phone:hover {
  color: var(--blue-deep);
}

.contact-details {
  display: grid;
  gap: 1.5rem;
}

.contact-details li {
  display: grid;
  gap: 0.25rem;
}

.contact-label {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gray-mid);
}

.contact-details a {
  color: var(--gray-deep);
  text-decoration: none;
  font-weight: 500;
}

.contact-details a:hover {
  color: var(--blue-deep);
}

.contact-lang-note {
  font-size: 0.95rem;
  font-style: italic;
  color: var(--gray);
}

/* Closing CTA */
.closing-cta {
  padding: clamp(3.5rem, 8vw, 5.5rem) 0;
  background:
    linear-gradient(160deg, rgba(126, 184, 216, 0.28) 0%, rgba(232, 238, 242, 0.9) 55%, rgba(168, 212, 235, 0.35) 100%);
  border-top: 1px solid rgba(126, 184, 216, 0.3);
}

.closing-inner {
  display: grid;
  justify-items: start;
  gap: 0.85rem;
  max-width: 640px;
}

.closing-cta h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.85rem, 4vw, 2.6rem);
  font-weight: 600;
  color: var(--gray-deep);
  letter-spacing: -0.02em;
}

.closing-lead {
  margin: 0 0 0.35rem;
  font-size: 1.15rem;
  color: var(--gray);
}

.closing-en {
  margin: 0.35rem 0 0;
  font-size: 0.95rem;
  font-style: italic;
  color: var(--gray);
}

/* Footer */
.site-footer {
  padding: 2.5rem 0 6rem;
  border-top: 1px solid rgba(126, 184, 216, 0.25);
  background: rgba(232, 238, 242, 0.65);
}

.footer-inner {
  display: grid;
  gap: 0.75rem;
  justify-items: start;
}

.footer-copy,
.footer-note {
  margin: 0;
  font-size: 0.9rem;
  color: var(--gray);
}

.footer-note {
  color: var(--gray-mid);
  font-style: italic;
}

/* Sticky CTA (mobile) */
.sticky-call {
  position: fixed;
  z-index: 200;
  right: 1rem;
  bottom: 1rem;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.85rem 1.2rem;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--blue) 0%, var(--blue-deep) 100%);
  color: var(--white);
  font-weight: 700;
  text-decoration: none;
  box-shadow: 0 10px 30px rgba(90, 158, 196, 0.45);
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease), opacity 0.3s var(--ease);
}

.sticky-call:hover {
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: 0 14px 34px rgba(90, 158, 196, 0.55);
}

.sticky-call.is-hidden {
  opacity: 0;
  pointer-events: none;
  transform: translateY(12px);
}

/* Motion */
.reveal-hero {
  opacity: 0;
  transform: translateY(18px);
  animation: heroIn 0.85s var(--ease) forwards;
}

.reveal-hero:nth-child(1) { animation-delay: 0.04s; }
.reveal-hero:nth-child(2) { animation-delay: 0.12s; }
.reveal-hero:nth-child(3) { animation-delay: 0.2s; }
.reveal-hero:nth-child(4) { animation-delay: 0.3s; }
.reveal-hero:nth-child(5) { animation-delay: 0.38s; }
.reveal-hero:nth-child(6) { animation-delay: 0.46s; }
.reveal-hero:nth-child(7) { animation-delay: 0.54s; }
.reveal-hero:nth-child(8) { animation-delay: 0.62s; }

@keyframes heroIn {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition:
    opacity 0.7s var(--ease),
    transform 0.7s var(--ease);
}

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

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .reveal-hero,
  .reveal {
    opacity: 1;
    transform: none;
    animation: none;
    transition: none;
  }

  .btn,
  .sticky-call {
    transition: none;
  }
}

/* Desktop */
@media (min-width: 900px) {
  .nav {
    display: flex;
  }

  .hero {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: stretch;
  }

  .hero-copy {
    padding-left: clamp(2rem, 6vw, 5rem);
    padding-right: 2rem;
  }

  .hero-media {
    min-height: calc(100svh - var(--header-h));
    padding: clamp(2rem, 5vw, 3.5rem);
  }

  .hero-media-frame {
    width: min(100%, 480px);
  }

  .hero-media-frame img {
    object-position: center 15%;
  }

  .trust-bar-inner {
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
  }

  .service-item {
    grid-template-columns: 1fr auto;
    align-items: end;
    gap: 2rem;
  }

  .contact-layout {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    gap: 2.5rem;
    align-items: stretch;
  }

  .contact-map,
  .contact-map iframe {
    min-height: 100%;
    height: 100%;
  }

  .contact-details {
    grid-template-columns: 1fr;
    gap: 1.35rem;
  }

  .closing-inner {
    justify-items: center;
    text-align: center;
    margin-inline: auto;
  }

  .footer-inner {
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: 1.5rem;
  }

  .sticky-call {
    display: none;
  }

  .site-footer {
    padding-bottom: 2.5rem;
  }
}

@media (max-width: 899px) {
  .logo-link img {
    width: 150px;
  }

  .header-actions {
    gap: 0.5rem;
  }

  .lang-btn {
    padding: 0.32rem 0.45rem;
    font-size: 0.75rem;
  }

  .btn-header {
    font-size: 0;
    padding: 0.65rem;
    border-radius: 50%;
    width: 42px;
    height: 42px;
  }

  .btn-header .btn-icon {
    font-size: 1rem;
  }
}