/* ============ DESIGN TOKENS ============ */
:root,
[data-theme='light'] {
  /* Surfaces — cool, crisp, "freshly cleaned" whites */
  --color-bg: #f6f9f9;
  --color-surface: #ffffff;
  --color-surface-2: #eef4f3;
  --color-surface-offset: #e6efee;
  --color-border: #dbe6e4;
  --color-divider: #e3ece9;

  /* Text */
  --color-text: #142522;
  --color-text-muted: #5c7370;
  --color-text-faint: #9bb0ac;
  --color-text-inverse: #f4faf9;

  /* Primary accent — fresh teal */
  --color-primary: #0e7c86;
  --color-primary-hover: #0a5e66;
  --color-primary-active: #084b51;
  --color-primary-highlight: #d3e8e7;

  /* Semantic */
  --color-success: #3f7a3b;
  --color-success-highlight: #dbe9d6;
  --color-warning: #9a5b1f;
  --color-warning-highlight: #ecdcc8;

  --radius-sm: 0.375rem;
  --radius-md: 0.625rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  --radius-full: 9999px;

  --transition-interactive: 180ms cubic-bezier(0.16, 1, 0.3, 1);

  --shadow-sm: 0 1px 2px oklch(0.15 0.03 190 / 0.06);
  --shadow-md: 0 6px 16px oklch(0.15 0.03 190 / 0.08);
  --shadow-lg: 0 20px 48px oklch(0.15 0.03 190 / 0.14);

  --content-narrow: 640px;
  --content-default: 1000px;
  --content-wide: 1240px;

  --font-display: 'Cabinet Grotesk', 'Segoe UI', sans-serif;
  --font-body: 'Satoshi', 'Segoe UI', sans-serif;
}

[data-theme='dark'] {
  --color-bg: #0e1615;
  --color-surface: #131e1c;
  --color-surface-2: #182422;
  --color-surface-offset: #1c2927;
  --color-border: #2b3a37;
  --color-divider: #23302d;

  --color-text: #dae7e5;
  --color-text-muted: #8fa6a2;
  --color-text-faint: #5c716e;
  --color-text-inverse: #10201d;

  --color-primary: #52b8c0;
  --color-primary-hover: #7bcdd3;
  --color-primary-active: #9adade;
  --color-primary-highlight: #223634;

  --color-success: #7cb377;
  --color-success-highlight: #263329;
  --color-warning: #d1974f;
  --color-warning-highlight: #3a2f1f;

  --shadow-sm: 0 1px 2px oklch(0 0 0 / 0.3);
  --shadow-md: 0 6px 16px oklch(0 0 0 / 0.4);
  --shadow-lg: 0 20px 48px oklch(0 0 0 / 0.5);
}

/* ============ TYPE SCALE ============ */
:root {
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
  --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  --text-lg: clamp(1.125rem, 1rem + 0.75vw, 1.5rem);
  --text-xl: clamp(1.5rem, 1.2rem + 1.25vw, 2.25rem);
  --text-2xl: clamp(2rem, 1.2rem + 2.5vw, 3.25rem);
  --text-hero: clamp(2.5rem, 1rem + 4vw, 4.5rem);

  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;
}

/* ============ LAYOUT PRIMITIVES ============ */
.wrap {
  width: 100%;
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: var(--space-6);
}
.wrap--narrow {
  max-width: var(--content-narrow);
}
section {
  padding-block: clamp(var(--space-16), 8vw, var(--space-24));
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-primary);
}

.section-head {
  max-width: 640px;
  margin-bottom: var(--space-12);
}
.section-head h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-xl);
  margin-top: var(--space-3);
}
.section-head p {
  color: var(--color-text-muted);
  margin-top: var(--space-4);
  font-size: var(--text-base);
}

/* ============ HEADER ============ */
.header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: oklch(from var(--color-bg) l c h / 0.85);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--color-divider);
  transition:
    transform 0.3s cubic-bezier(0.16, 1, 0.3, 1),
    box-shadow 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}
.header--hidden {
  transform: translateY(-100%);
}
.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  padding-block: var(--space-4);
}
.brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--color-text);
  text-decoration: none;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-sm);
  line-height: 1.2;
  white-space: nowrap;
}
.brand img {
  width: 42px;
  height: 21px;
  object-fit: contain;
  flex-shrink: 0;
}
.brand__sub {
  display: block;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  letter-spacing: 0.03em;
}

.nav {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}
.nav__links {
  display: flex;
  gap: var(--space-6);
}
.nav__links a {
  color: var(--color-text-muted);
  text-decoration: none;
  font-size: var(--text-sm);
  font-weight: 500;
}
.nav__links a:hover {
  color: var(--color-primary);
}

.header__actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.theme-toggle {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: var(--radius-full);
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
}
.theme-toggle:hover {
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.lang-toggle {
  display: flex;
  align-items: center;
  gap: 2px;
  padding: 3px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
}
.lang-toggle__btn {
  padding: 5px 10px;
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--color-text-muted);
  transition: background-color var(--transition-interactive), color var(--transition-interactive);
}
.lang-toggle__btn:hover {
  color: var(--color-primary);
}
.lang-toggle__btn.is-active {
  background: var(--color-primary);
  color: var(--color-text-inverse);
}
.lang-toggle--mobile {
  align-self: flex-start;
}

.nav-toggle {
  display: none;
  width: 40px;
  height: 40px;
  place-items: center;
  color: var(--color-text);
}

/* ============ BUTTONS ============ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
  border: 1px solid transparent;
}
.btn--primary {
  background: var(--color-primary);
  color: var(--color-text-inverse);
  box-shadow: var(--shadow-sm);
}
.btn--primary:hover {
  background: var(--color-primary-hover);
  box-shadow: var(--shadow-md);
}
.btn--ghost {
  border-color: var(--color-border);
  color: var(--color-text);
}
.btn--ghost:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}
.btn--sm {
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-xs);
}

/* ============ HERO ============ */
.hero {
  padding-top: clamp(var(--space-16), 10vw, var(--space-24));
  padding-bottom: clamp(var(--space-16), 8vw, var(--space-24));
  position: relative;
  overflow: hidden;
}
.hero__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  max-width: 760px;
  margin-inline: auto;
}
.hero h1 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-hero);
  letter-spacing: -0.01em;
  color: var(--color-text);
}
.hero h1 em {
  font-style: normal;
  color: var(--color-primary);
}
.hero__lede {
  margin-top: var(--space-6);
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 46ch;
  margin-inline: auto;
}
.hero__ctas {
  display: flex;
  gap: var(--space-4);
  margin-top: var(--space-8);
  flex-wrap: wrap;
  justify-content: center;
}
.hero__badges {
  display: flex;
  gap: var(--space-6);
  margin-top: var(--space-12);
  flex-wrap: wrap;
  justify-content: center;
}
.hero__badge {
  display: flex;
  align-items: baseline;
  gap: var(--space-2);
}
.hero__badge strong {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  color: var(--color-text);
}
.hero__badge span {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

/* ============ STATS BAR ============ */
.stats {
  border-top: 1px solid var(--color-divider);
  border-bottom: 1px solid var(--color-divider);
  padding-block: var(--space-12);
}
.stats__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
  text-align: center;
}
.stats__item strong {
  display: block;
  font-family: var(--font-display);
  font-size: var(--text-xl);
  color: var(--color-primary);
}
.stats__item span {
  display: block;
  margin-top: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

/* ============ SERVICES ============ */
.services__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}
.service-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}
.service-card__icon {
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border-radius: var(--radius-md);
  background: var(--color-primary-highlight);
  color: var(--color-primary);
}
.service-card__icon svg {
  width: 24px;
  height: 24px;
}
.service-card h3 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
}
.service-card p {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}

/* ============ IMAGE BREAK ============ */
.break {
  position: relative;
  height: clamp(320px, 46vw, 560px);
  overflow: hidden;
}
.break img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.break__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    100deg,
    oklch(from var(--color-text) l c h / 0.78) 0%,
    oklch(from var(--color-text) l c h / 0.35) 55%,
    oklch(from var(--color-text) l c h / 0) 85%
  );
  display: flex;
  align-items: center;
}
.break__content {
  padding-inline: var(--space-8);
  max-width: 520px;
}
.break__content .eyebrow {
  color: #9fe0e2;
}
.break__content h2 {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  color: #fdfefe;
  margin-top: var(--space-3);
}
.break__content p {
  color: #dfeceb;
  margin-top: var(--space-4);
  font-size: var(--text-base);
}

/* ============ ABOUT ============ */
.about__inner {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: var(--space-16);
  align-items: center;
}
.about__media {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-border);
}
.about__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  margin-top: var(--space-8);
}
.about__list li {
  display: flex;
  gap: var(--space-4);
  max-width: none;
}
.about__list-icon {
  width: 32px;
  height: 32px;
  flex-shrink: 0;
  border-radius: var(--radius-full);
  background: var(--color-primary-highlight);
  color: var(--color-primary);
  display: grid;
  place-items: center;
}
.about__list-icon svg {
  width: 16px;
  height: 16px;
}
.about__list h3 {
  font-size: var(--text-base);
  font-weight: 600;
  font-family: var(--font-body);
}
.about__list p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-top: var(--space-1);
}

/* ============ PRICING ============ */
.pricing__card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: clamp(var(--space-8), 5vw, var(--space-12));
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--space-10);
  align-items: center;
  box-shadow: var(--shadow-md);
}
.pricing__price {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  color: var(--color-primary);
  font-weight: 700;
}
.pricing__price span {
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-text-muted);
  font-weight: 500;
}
.pricing__list {
  margin-top: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.pricing__list li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  max-width: none;
}
.pricing__list svg {
  width: 18px;
  height: 18px;
  color: var(--color-success);
  flex-shrink: 0;
  margin-top: 3px;
}

/* ============ CONTACT ============ */
.contact {
  background: var(--color-surface-2);
}
.contact__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: clamp(var(--space-8), 5vw, var(--space-16));
  box-shadow: var(--shadow-md);
}
.contact__links {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  margin-top: var(--space-8);
}
.contact__link {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  text-decoration: none;
  color: var(--color-text);
}
.contact__link-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: var(--color-primary-highlight);
  color: var(--color-primary);
  display: grid;
  place-items: center;
  flex-shrink: 0;
}
.contact__link-icon svg {
  width: 20px;
  height: 20px;
}
.contact__link strong {
  display: block;
  font-size: var(--text-base);
  font-weight: 600;
}
.contact__link span {
  display: block;
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}
.contact__areas {
  background: var(--color-surface-2);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
}
.contact__areas h3 {
  font-family: var(--font-display);
  font-size: var(--text-base);
  margin-bottom: var(--space-4);
}
.contact__area-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}
.tag {
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-primary);
  background: var(--color-primary-highlight);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
}
.contact__quote {
  margin-top: var(--space-8);
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-divider);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  font-style: italic;
}

/* ============ FOOTER ============ */
.footer {
  border-top: 1px solid var(--color-divider);
  padding-block: var(--space-12);
}
.footer__inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--space-8);
  flex-wrap: wrap;
}
.footer__brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--color-text);
  text-decoration: none;
}
.footer__brand img {
  width: 32px;
  height: 16px;
  object-fit: contain;
}
.footer__meta {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  margin-top: var(--space-2);
}
.footer__links {
  display: flex;
  gap: var(--space-6);
  flex-wrap: wrap;
}
.footer__links a {
  color: var(--color-text-muted);
  text-decoration: none;
  font-size: var(--text-sm);
}
.footer__links a:hover {
  color: var(--color-primary);
}

/* ============ SCROLL REVEAL ============ */
[data-reveal] {
  opacity: 0;
  transform: translateY(16px);
  transition:
    opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1),
    transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}
[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============ RESPONSIVE ============ */
@media (max-width: 900px) {
  .about__inner,
  .contact__inner {
    grid-template-columns: 1fr;
  }
  .services__grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .stats__grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-4);
  }
  .pricing__card {
    grid-template-columns: 1fr;
    text-align: left;
  }
}

@media (max-width: 640px) {
  .nav__links {
    display: none;
  }
  .nav-toggle {
    display: grid;
  }
  .brand {
    font-size: var(--text-sm);
    gap: var(--space-2);
  }
  .brand__sub {
    display: none;
  }
  .header__inner {
    padding-block: var(--space-3);
  }
  .header__actions {
    gap: var(--space-1);
  }
  .header__actions .btn {
    padding: var(--space-2) var(--space-3);
    font-size: var(--text-xs);
  }
  .theme-toggle {
    display: none;
  }
  .header-callback-btn {
    display: none;
  }
  .header__actions > .lang-toggle {
    display: none;
  }
  .brand img {
    width: 36px;
    height: 18px;
  }
  .nav-toggle {
    width: 34px;
    height: 34px;
  }
  .services__grid {
    grid-template-columns: 1fr;
  }
  .stats__grid {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }
  .break__overlay {
    background: linear-gradient(
      180deg,
      oklch(from var(--color-text) l c h / 0.2) 0%,
      oklch(from var(--color-text) l c h / 0.85) 60%
    );
    align-items: flex-end;
  }
  .break__content {
    padding-block: var(--space-8);
  }
  .hero__badges {
    gap: var(--space-4);
  }
  .contact__inner {
    padding: var(--space-6);
  }
}

/* Callback modal */
.callback-modal {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
}
.callback-modal[hidden] {
  display: none;
}
.callback-modal__backdrop {
  position: absolute;
  inset: 0;
  background: oklch(from var(--color-text) l c h / 0.45);
  backdrop-filter: blur(2px);
}
.callback-modal__card {
  position: relative;
  z-index: 1;
  width: min(420px, 100%);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: var(--space-8);
  animation: callback-pop 0.22s ease;
}
@keyframes callback-pop {
  from {
    opacity: 0;
    transform: translateY(8px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: none;
  }
}
.callback-modal__close {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  width: 32px;
  height: 32px;
  display: grid;
  place-items: center;
  border-radius: var(--radius-full);
  color: var(--color-text-muted);
}
.callback-modal__close:hover {
  color: var(--color-text);
  background: var(--color-surface-alt);
}
.callback-modal__card h3 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  padding-right: var(--space-8);
}
.callback-modal__lede {
  margin-top: var(--space-2);
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}
[data-callback-form] {
  margin-top: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}
.callback-modal__field {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-text);
}
.callback-modal__field em {
  color: var(--color-error);
  font-style: normal;
}
.callback-modal__field input {
  font: inherit;
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface-alt);
  color: var(--color-text);
}
.callback-modal__field input:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 1px;
}
.callback-modal__error {
  color: var(--color-error);
  font-size: var(--text-xs);
  margin: calc(var(--space-2) * -1) 0 0;
}
[data-callback-submit] {
  width: 100%;
  justify-content: center;
}
[data-callback-submit][disabled] {
  opacity: 0.65;
  pointer-events: none;
}
.callback-modal__success {
  text-align: center;
  padding-block: var(--space-4);
}
.callback-modal__success-icon {
  width: 56px;
  height: 56px;
  margin-inline: auto;
  display: grid;
  place-items: center;
  border-radius: var(--radius-full);
  background: var(--color-primary-highlight, var(--color-surface-alt));
  color: var(--color-primary);
}
.callback-modal__success h3 {
  margin-top: var(--space-4);
  font-family: var(--font-display);
  font-size: var(--text-lg);
}
.callback-modal__success p {
  margin-top: var(--space-2);
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}
.callback-modal__success .btn {
  margin-top: var(--space-6);
}