@import url('https://fonts.googleapis.com/css2?family=Instrument+Serif:ital@1&family=Inter:wght@300;400;500;600;700;800;900&display=swap');

:root {
  --font-heading: 'Helvetica Now Display Bold', sans-serif;
  --font-script: 'Instrument Serif', serif;
  --font-body: 'Inter', sans-serif;

  --color-text: #192837;
  --color-text-dim: rgba(25, 40, 55, 0.65);
  --color-text-faint: rgba(25, 40, 55, 0.42);
  --color-accent: #7342e2;
  --color-accent-dim: rgba(115, 66, 226, 0.1);
  --color-login-bg: #f2f2ee;
  --color-bg: #ffffff;
  --color-border: rgba(25, 40, 55, 0.1);
  --color-border-strong: rgba(25, 40, 55, 0.16);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font-family: var(--font-body);
  cursor: pointer;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

@media (min-width: 768px) {
  .container {
    padding: 0 2.5rem;
  }
}

section {
  scroll-margin-top: 88px;
}

.page {
  position: relative;
  width: 100%;
  min-height: 100vh;
}

/* ---------- Hero block (navbar + hero share the video background) ---------- */

.hero-block {
  position: relative;
  overflow: hidden;
}

.hero-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
}

/* ---------- Brand mark ---------- */

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  line-height: 1;
}

.brand-ld {
  height: 52px;
  width: auto;
  display: block;
}

.brand-lab {
  font-family: var(--font-body);
  font-weight: 800;
  font-size: 1.05rem;
  letter-spacing: 0.16em;
  color: var(--color-text);
}

/* ---------- Buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  border: none;
  border-radius: 9999px;
  padding: 0.625rem 1.25rem;
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 500;
  transition: transform 0.2s ease, filter 0.2s ease;
  white-space: nowrap;
}

.btn svg {
  width: 16px;
  height: 16px;
}

.btn-primary {
  background: var(--color-accent);
  color: #fff;
}

.btn-primary:hover {
  transform: scale(1.03);
  filter: brightness(1.08);
}

.btn-primary:active {
  transform: scale(0.97);
}

.btn-secondary {
  background: var(--color-login-bg);
  color: var(--color-text);
}

.btn-secondary:hover {
  transform: scale(1.03);
}

.btn.big {
  padding: 1rem 1.75rem;
  font-size: 1rem;
}

.btn.full {
  width: 100%;
  justify-content: center;
}

/* ---------- Navbar ---------- */

.navbar {
  position: relative;
  z-index: 10;
  max-width: 1280px;
  margin: 0 auto;
  padding: 1rem 1.25rem;
}

@media (min-width: 640px) {
  .navbar {
    padding: 1.25rem 2rem;
  }
}

.navbar-inner {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
}

.navbar-inner .brand {
  justify-self: start;
}

.navbar-inner .hamburger {
  justify-self: end;
}

.nav-links {
  display: none;
  justify-self: center;
  align-items: center;
  gap: 2rem;
}

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

.nav-links a {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.4rem 0.1rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text);
  transition: color 0.2s ease;
}

.nav-links a svg {
  width: 16px;
  height: 16px;
  opacity: 0.7;
}

.nav-links a::before {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  background: var(--color-accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s ease;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--color-accent);
}

.nav-links a:hover::before,
.nav-links a.active::before {
  transform: scaleX(1);
}

.nav-cta {
  display: none;
  align-items: center;
  gap: 0.75rem;
}

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

.hamburger {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  background: none;
  border: none;
  border-radius: 9999px;
  color: var(--color-text);
}

@media (min-width: 900px) {
  .hamburger {
    display: none;
  }
}

/* ---------- Mobile menu ---------- */

.backdrop {
  position: fixed;
  inset: 0;
  z-index: 40;
  background: rgba(25, 40, 55, 0.35);
  backdrop-filter: blur(4px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.backdrop.open {
  opacity: 1;
  pointer-events: auto;
}

.mobile-sheet {
  position: fixed;
  top: 0;
  right: 0;
  z-index: 50;
  width: min(88vw, 360px);
  height: 100dvh;
  background: var(--color-login-bg);
  box-shadow: -12px 0 48px rgba(25, 40, 55, 0.18);
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform 0.45s cubic-bezier(0.22, 1, 0.36, 1);
}

.mobile-sheet.open {
  transform: translateX(0);
}

.mobile-sheet-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 1.5rem;
}

.icon-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  height: 2.25rem;
  background: none;
  border: none;
  border-radius: 9999px;
  color: var(--color-text);
}

.divider {
  border-top: 1px solid rgba(25, 40, 55, 0.12);
}

.mobile-nav {
  display: flex;
  flex-direction: column;
  padding: 1.5rem;
  gap: 0.25rem;
}

.mobile-nav a {
  padding: 0.75rem 0;
  font-size: 1.125rem;
  font-weight: 500;
  color: var(--color-text);
  opacity: 0;
  transform: translateX(24px);
  transition: opacity 0.5s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.5s cubic-bezier(0.22, 1, 0.36, 1);
  transition-delay: calc(0.18s + var(--i) * 0.07s);
}

.mobile-sheet.open .mobile-nav a {
  opacity: 1;
  transform: translateX(0);
}

.mobile-cta {
  margin-top: auto;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding: 2rem 1.5rem;
}

/* ---------- Hero ---------- */

.hero {
  position: relative;
  z-index: 1;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.25rem;
  padding-top: clamp(40px, 8vw, 72px);
  padding-bottom: 6rem;
  min-height: calc(100vh - 88px);
  display: flex;
  align-items: center;
}

@media (min-width: 640px) {
  .hero {
    padding-left: 2rem;
    padding-right: 2rem;
  }
}

.hero-content {
  max-width: 620px;
  padding: 2.5rem;
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.28);
  border: 1px solid rgba(255, 255, 255, 0.45);
  box-shadow: 0 8px 32px rgba(25, 40, 55, 0.1);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(28px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-icons {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin: 0 0 1.25rem;
  opacity: 0;
  animation: fadeUp 0.6s cubic-bezier(0.22, 1, 0.36, 1) 0s forwards;
}

.hero-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: var(--color-accent-dim);
  color: var(--color-accent);
}

.hero-icon svg {
  width: 20px;
  height: 20px;
}

.hero-heading {
  font-family: var(--font-heading);
  font-size: clamp(1.65rem, 5vw, 3rem);
  line-height: 1.05;
  letter-spacing: -0.01em;
  color: var(--color-text);
  margin: 0 0 24px;
  opacity: 0;
  animation: fadeUp 0.6s cubic-bezier(0.22, 1, 0.36, 1) 0s forwards;
}

.hero-subtext {
  font-family: var(--font-body);
  font-size: clamp(0.9rem, 2.5vw, 1.1rem);
  line-height: 1.65;
  opacity: 0;
  max-width: 560px;
  color: var(--color-text);
  margin: 0;
  animation: fadeUpSubtle 0.6s cubic-bezier(0.22, 1, 0.36, 1) 0.15s forwards;
}

@keyframes fadeUpSubtle {
  from {
    opacity: 0;
    transform: translateY(28px);
  }
  to {
    opacity: 0.8;
    transform: translateY(0);
  }
}

.cta-button {
  margin-top: 2.25rem;
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  background: var(--color-accent);
  color: #fff;
  border: none;
  border-radius: 50px;
  padding: 17px 24px;
  font-weight: 600;
  font-size: clamp(0.9rem, 2vw, 1rem);
  box-shadow: 0 4px 24px rgba(115, 66, 226, 0.28);
  min-width: 210px;
  opacity: 0;
  animation: fadeUp 0.6s cubic-bezier(0.22, 1, 0.36, 1) 0.3s forwards;
  transition: transform 0.2s ease, filter 0.2s ease;
}

.cta-button:hover {
  transform: scale(1.04);
  filter: brightness(1.1);
}

.cta-button:active {
  transform: scale(0.96);
}

.cta-button svg {
  width: 20px;
  height: 20px;
}

.next-pill {
  position: absolute;
  right: 1.5rem;
  bottom: 2.5rem;
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.6rem 1rem 0.6rem 1.2rem;
  border-radius: 9999px;
  background: #fff;
  border: 1px solid var(--color-border-strong);
  font-size: 0.85rem;
  color: var(--color-text-dim);
  transition: border-color 0.2s ease, color 0.2s ease;
}

.next-pill strong {
  color: var(--color-text);
  font-weight: 600;
}

.next-pill:hover {
  border-color: var(--color-accent);
  color: var(--color-text);
}

.next-pill svg {
  width: 14px;
  height: 14px;
}

@media (min-width: 768px) {
  .next-pill {
    right: 2.5rem;
  }
}

@media (max-width: 640px) {
  .hero {
    flex-direction: column;
    justify-content: center;
    gap: 2.5rem;
  }

  .next-pill {
    position: static;
    align-self: flex-start;
  }
}

/* ---------- Sections ---------- */

.section {
  position: relative;
  z-index: 1;
  padding: 6rem 0;
}

.section.alt {
  background: var(--color-login-bg);
}

.label {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  color: var(--color-accent);
  margin: 0 0 1rem;
}

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  letter-spacing: -0.01em;
  line-height: 1.15;
  margin: 0 0 1.25rem;
  color: var(--color-text);
}

.section-head.center {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 3.5rem;
}

.lead {
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--color-text-dim);
  max-width: 620px;
}

.lead.center {
  margin: 0 auto;
}

/* ---------- Labo ---------- */

.labo-grid {
  display: grid;
  gap: 3rem;
}

@media (min-width: 900px) {
  .labo-grid {
    grid-template-columns: 0.8fr 1.2fr;
    gap: 4rem;
  }
}

.labo-content p {
  margin: 0 0 1.25rem;
  color: var(--color-text-dim);
  line-height: 1.7;
  font-size: 1.05rem;
}

.labo-content strong {
  color: var(--color-text);
}

.labo-image {
  display: block;
  width: 100%;
  max-width: 320px;
  height: 220px;
  object-fit: cover;
  border-radius: 18px;
  margin-top: 1.75rem;
  box-shadow: 0 16px 32px rgba(25, 40, 55, 0.12);
}

.labo-points {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin-top: 2.25rem;
  padding-top: 2.25rem;
  border-top: 1px solid var(--color-border);
}

.labo-point {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.labo-point svg {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  margin-top: 0.2rem;
  color: var(--color-accent);
}

.labo-point h4 {
  margin: 0 0 0.3rem;
  font-size: 1rem;
  color: var(--color-text);
}

.labo-point p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--color-text-dim);
}

/* ---------- Process ---------- */

.process-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  padding: 1rem 0;
}

.process-bg {
  position: absolute;
  inset: -5rem -8rem;
  z-index: 0;
  pointer-events: none;
  background-image: radial-gradient(circle, var(--color-border-strong) 1.5px, transparent 1.5px);
  background-size: 26px 26px;
  -webkit-mask-image: radial-gradient(ellipse farthest-side at 50% 50%, #000 55%, transparent 100%);
  mask-image: radial-gradient(ellipse farthest-side at 50% 50%, #000 55%, transparent 100%);
}

.process-blob {
  position: absolute;
  z-index: 0;
  width: 26rem;
  height: 26rem;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.18;
  pointer-events: none;
}

.blob-a {
  top: -4rem;
  left: 4%;
  background: var(--color-accent);
}

.blob-b {
  bottom: -4rem;
  right: 6%;
  background: #ff9fd6;
}

@media (min-width: 700px) {
  .process-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 3rem 2rem;
  }
}

.process-path {
  display: none;
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

.process-path path {
  fill: none;
  stroke: var(--color-border-strong);
  stroke-width: 2;
  stroke-dasharray: 8 6;
  stroke-linecap: round;
  animation: dashMove 3s linear infinite;
}

@keyframes dashMove {
  to {
    stroke-dashoffset: -140;
  }
}

.process-step {
  position: relative;
  z-index: 1;
  background: #fff;
  padding: 0.5rem;
  border-radius: 20px;
  box-shadow: 0 10px 24px rgba(25, 40, 55, 0.08);
  border: 1px solid var(--color-border);
  transition: transform 0.3s ease;
}

.process-step:hover {
  transform: scale(1.04) rotate(0deg) !important;
  z-index: 2;
}

@media (min-width: 1100px) {
  .process-grid {
    display: block;
    height: 46rem;
  }

  .process-path {
    display: block;
  }

  .process-step {
    position: absolute;
    width: 320px;
  }

  .pos-1 {
    top: 0;
    left: 8%;
  }

  .pos-2 {
    top: 8.5rem;
    right: 8%;
  }

  .pos-3 {
    top: 19rem;
    left: 14%;
  }

  .pos-4 {
    top: 27.5rem;
    right: 12%;
  }
}

.rotate-a {
  transform: rotate(-2.5deg);
}

.rotate-b {
  transform: rotate(2.5deg);
}

.process-pin {
  display: flex;
  justify-content: center;
  margin: 0.6rem 0 0.9rem;
  color: var(--color-accent);
  opacity: 0.6;
}

.process-pin svg {
  width: 20px;
  height: 20px;
}

.process-inner {
  border-radius: 15px;
  padding: 1.25rem 1.1rem 1.5rem;
}

.tone-a .process-inner {
  background: var(--color-accent-dim);
  border: 1px solid rgba(115, 66, 226, 0.16);
}

.tone-b .process-inner {
  background: var(--color-login-bg);
  border: 1px solid var(--color-border-strong);
}

.process-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 0.75rem;
}

.process-num {
  display: block;
  font-family: var(--font-script);
  font-style: italic;
  font-size: 2.4rem;
  color: var(--color-accent);
  line-height: 1;
}

.process-icon {
  width: 20px;
  height: 20px;
  margin-top: 0.4rem;
  color: var(--color-accent);
  opacity: 0.5;
}

.process-step h3 {
  font-size: 1.2rem;
  margin: 0 0 0.5rem;
  color: var(--color-text);
}

.process-step p {
  font-size: 0.88rem;
  line-height: 1.6;
  color: var(--color-text-dim);
  margin: 0;
}

/* ---------- Contact ---------- */

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

.contact-card {
  position: relative;
  display: grid;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 24px;
  box-shadow: 0 16px 40px rgba(25, 40, 55, 0.08);
  overflow: hidden;
}

@media (min-width: 900px) {
  .contact-card {
    grid-template-columns: 2fr 1fr;
  }
}

.contact-corner {
  position: absolute;
  z-index: 2;
  width: 18px;
  height: 18px;
  color: var(--color-border-strong);
}

.corner-tl {
  top: -9px;
  left: -9px;
}

.corner-tr {
  top: -9px;
  right: -9px;
}

.corner-bl {
  bottom: -9px;
  left: -9px;
}

.corner-br {
  bottom: -9px;
  right: -9px;
}

.contact-card-main {
  padding: 2.5rem;
}

@media (min-width: 640px) {
  .contact-card-main {
    padding: 3rem;
  }
}

.contact-card-main .lead {
  margin: 0 0 2rem;
  max-width: 460px;
}

.contact-info-grid {
  display: grid;
  gap: 0.5rem 1.5rem;
}

@media (min-width: 560px) {
  .contact-info-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.contact-info {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  padding: 0.75rem 0;
}

.contact-info-icon {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--color-login-bg);
  color: var(--color-accent);
}

.contact-info-icon svg {
  width: 18px;
  height: 18px;
}

.contact-info-label {
  margin: 0;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--color-text);
}

.contact-info-value {
  margin: 0.15rem 0 0;
  font-size: 0.82rem;
  color: var(--color-text-faint);
}

.contact-card-form {
  display: flex;
  align-items: center;
  background: var(--color-login-bg);
  border-top: 1px solid var(--color-border);
  padding: 2rem;
}

@media (min-width: 900px) {
  .contact-card-form {
    border-top: none;
    border-left: 1px solid var(--color-border);
  }
}

.contact-form {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-field label {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-text);
}

.form-field input,
.form-field textarea {
  width: 100%;
  border: 1px solid var(--color-border-strong);
  border-radius: 10px;
  padding: 0.65rem 0.85rem;
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--color-text);
  background: #fff;
  resize: vertical;
  transition: border-color 0.2s ease;
}

.form-field input:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--color-accent);
}

.contact-form .btn svg {
  width: 18px;
  height: 18px;
}

.contact-form .btn:disabled {
  opacity: 0.7;
  cursor: default;
}

.form-honeypot {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.form-status {
  margin: 0;
  min-height: 1.2em;
  font-size: 0.85rem;
  line-height: 1.5;
}

.form-status.is-success {
  color: #1a8a4a;
}

.form-status.is-error {
  color: #c23b3b;
}

/* ---------- Legal page ---------- */

.legal-section {
  padding-top: calc(88px + 3rem);
}

.legal-container {
  max-width: 760px;
}

.legal-container .lead {
  max-width: 620px;
}

.legal-block {
  margin-top: 2.75rem;
  padding-top: 2.25rem;
  border-top: 1px solid var(--color-border);
}

.legal-block h2 {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  color: var(--color-text);
  margin: 0 0 1rem;
}

.legal-block p {
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--color-text-dim);
  margin: 0;
}

.legal-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.legal-list li {
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--color-text-dim);
}

.legal-list strong {
  color: var(--color-text);
  font-weight: 600;
}

.legal-list a {
  color: var(--color-accent);
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* ---------- Footer ---------- */

.footer {
  position: relative;
  z-index: 1;
  overflow-x: hidden;
  border-top: 1px solid var(--color-border);
  padding: 0 0 2.5rem;
}

.footer-watermark {
  --wm-size: clamp(4.5rem, 16vw, 11rem);
  display: flex;
  justify-content: center;
  align-items: flex-end;
  height: var(--wm-size);
  width: 100%;
  overflow-x: hidden;
  pointer-events: none;
  user-select: none;
  z-index: 0;
}

.wm-ld {
  flex: none;
  height: var(--wm-size);
  width: auto;
  opacity: 0.06;
}

.wm-lab {
  flex: none;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: var(--wm-size);
  line-height: 1;
  letter-spacing: -0.02em;
  color: rgba(25, 40, 55, 0.05);
  margin-left: 0.08em;
}

.footer-inner {
  position: relative;
  z-index: 1;
  margin-top: -2.5rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
}

.footer-inner p {
  font-size: 0.8rem;
  color: var(--color-text-faint);
  margin: 0;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.5rem 1.5rem;
  margin-left: auto;
}

.footer-links a {
  white-space: nowrap;
  font-size: 0.8rem;
  color: var(--color-text-faint);
  transition: color 0.2s ease;
}

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