/* Kian.Inc — shared styles */

:root {
  --color-bg: #ffffff;
  --color-header-bg: #333333;
  --color-footer-bg: #ebebeb;
  --color-footer-text: #666666;
  --color-header-text-on-dark: #ffffff;
  --color-surface: #ffffff;
  --color-surface-elevated: #f3f4f6;
  --color-text: #111827;
  --color-text-muted: #4b5563;
  --color-accent: #2475dc;
  --color-accent-hover: #1056b1;
  --color-border: rgba(0, 0, 0, 0.12);
  --font-sans: "Inter", system-ui, -apple-system, sans-serif;
  --radius: 12px;
  --header-height: 4rem;
  --max-width: 1120px;
}

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

html {
  scroll-behavior: smooth;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -100px;
  z-index: 200;
  padding: 0.5rem 1rem;
  background: var(--color-accent);
  color: #fff;
  font-weight: 600;
  border-radius: 8px;
  transition: top 0.15s;
}

.skip-link:focus {
  top: 1rem;
  outline: 2px solid #ffffff;
  outline-offset: 2px;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
  min-height: 100vh;
}

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

a {
  color: var(--color-accent);
  text-decoration: none;
  transition: color 0.15s ease;
}

a:hover {
  color: var(--color-accent-hover);
}

a:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.container {
  width: min(100% - 2rem, var(--max-width));
  margin-inline: auto;
}

.section {
  padding-block: 3.5rem;
}

.section.services{
  background-color: #f1f1f1;
}

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

.section__title {
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 0 0 0.5rem;
  color: var(--color-text);
}

.section__lead {
  color: var(--color-text);  
  margin: 0 0 2.5rem;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-height);
  display: flex;
  align-items: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  background: #fff;
  color: var(--color-header-text-on-dark);
  backdrop-filter: none;
  box-shadow: 0 0 10px #33333314;
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.site-header .logo {
  font-weight: 800;
  font-size: 1.25rem;
  letter-spacing: -0.03em;
  color: var(--color-header-text-on-dark);
}

.site-header .logo span {
  color: var(--color-header-text-on-dark);
}

.site-footer .logo {
  font-weight: 800;
  font-size: 1.25rem;
  letter-spacing: -0.03em;
  color: var(--color-footer-text);
}

.site-footer .logo span {
  color: var(--color-footer-text);
}

.site-header .nav-toggle {
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  width: 2.75rem;
  height: 2.75rem;
  padding: 0;
  border: 1px solid rgba(0, 0, 0, 0.25);
  border-radius: 8px;
  background: rgba(0, 0, 0, 0.6);
  color: var(--color-header-text-on-dark);
  cursor: pointer;
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.nav-toggle__bar {
  display: block;
  width: 1.25rem;
  height: 2px;
  background: currentColor;
  transition: transform 0.2s, opacity 0.2s;
}

.nav {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.site-header .nav a {
  color: #333;
  padding: 0.5rem 0.85rem;
  border-radius: 8px;
  font-weight: 500;
  background: transparent;
  font-size: 0.875rem;
  transition: color 0.15s ease, background-color 0.15s ease;
}

.site-header .nav .contact-link {
  padding: 0.5rem 1.5rem;
  background: #2475dc;
  color: #ffffff;
}

.site-header .nav a.contact-link:hover,
.site-header .nav a.contact-link.active {
  background: var(--color-accent-hover);
  color: #ffffff;
}

.site-header .nav a:not(.contact-link):hover {
  color: #2475dc;
  background: transparent;
}

.site-header .nav a:not(.contact-link)[aria-current="page"] {
  color: #2475dc;
  background: transparent;
}

.hero {
  padding-block: clamp(3rem, 10vw, 6rem);
  position: relative;
  overflow: hidden;
  background: #f1f1f1;
}

.hero::before {
  content: "";
  position: absolute;
  inset: -40% -20% auto;
  height: 80%;
  background: radial-gradient(ellipse at 50% 0%, rgba(72, 185, 180, 0.12), transparent 55%);
  pointer-events: none;
}

.hero .container {
  position: relative;
}

.hero__layout {
  display: grid;
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: center;
}

@media (min-width: 900px) {
  .hero__layout {
    grid-template-columns: 1fr minmax(280px, 44%);
  }
}

.hero__content {
  min-width: 0;
}

.hero__media {
  margin: 0;
  min-width: 0;
}

.hero__media img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius);
  object-fit: cover;
  aspect-ratio: 3 / 2;
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.12);
}

.hero__eyebrow {
  display: inline-block;
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-accent);
  margin-bottom: 1rem;
}

.hero__title {
  font-size: clamp(2rem, 5vw, 3.25rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin: 0 0 1rem;
  max-width: 18ch;
  color: var(--color-text);
}

@media (min-width: 900px) {
  .hero__title {
    max-width: 14ch;
  }
}

.hero__text {
  color: var(--color-text);
  font-size: 1.125rem;
  max-width: 48ch;
  margin: 0 0 2rem;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.35rem;
  font-family: inherit;
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: 10px;
  border: none;
  cursor: pointer;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}

.btn:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

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

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

.btn--ghost {
  background: transparent;
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

.btn--ghost:hover {
  border-color: var(--color-accent);
  color: var(--color-accent-hover);
}

.about-teaser__layout {
  display: grid;
  gap: clamp(1.5rem, 3vw, 2.5rem);
  align-items: center;
}

@media (min-width: 768px) {
  .about-teaser__layout {
    grid-template-columns: 1fr 1fr;
  }
}

.about-teaser__media {
  margin: 0;
  min-width: 0;
}

.about-teaser__media img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius);
  object-fit: cover;
  aspect-ratio: 4 / 3;
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.1);
}

.about-teaser__content {
  min-width: 0;
}

.about-teaser__lead {
  margin-bottom: 1rem;
}

.about-teaser__text {
  margin: 0 0 1.5rem;
  color: var(--color-text);
  line-height: 1.65;
}

.about-teaser__grid {
  display: grid;
  gap: 2rem;
  align-items: start;
}

@media (min-width: 768px) {
  .about-teaser__grid {
    grid-template-columns: 1fr 1fr;
  }
}

.about-teaser__card {
  background: var(--color-surface-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.75rem;
}

.services__grid {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: 1fr;
}

@media (min-width: 600px) {
  .services__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 900px) {
  .services__grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.service-card {
  background: var(--color-surface-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.5rem;
  transition: border-color 0.15s, transform 0.15s;
}

.service-card:hover {
  border-color: rgba(72, 185, 180, 0.45);
  transform: translateY(-2px);
}

.service-card__icon {
  width: 2.5rem;
  height: 2.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(72, 185, 180, 0.15);
  color: var(--color-accent);
  border-radius: 10px;
  font-size: 1.25rem;
  margin-bottom: 1rem;
}

.service-card h3 {
  margin: 0 0 0.5rem;
  font-size: 1.125rem;
  color: var(--color-text);
}

.service-card p {
  margin: 0;
  color: var(--color-text);
  font-size: 0.9375rem;
}

.portfolio__grid {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: 1fr;
}

@media (min-width: 640px) {
  .portfolio__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 960px) {
  .portfolio__grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.portfolio-card {
  background: var(--color-surface-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.portfolio-card__thumb {
  position: relative;
  aspect-ratio: 16 / 10;
  background: linear-gradient(145deg, #e5e7eb 0%, #d1d5db 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  color: #6b7280;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.portfolio-card__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.portfolio-card__zoom {
  position: absolute;
  right: 0.5rem;
  bottom: 0.5rem;
  z-index: 1;
  display: grid;
  place-items: center;
  width: 2.5rem;
  height: 2.5rem;
  padding: 0;
  border: none;
  border-radius: 8px;
  background: rgba(17, 24, 39, 0.55);
  color: #ffffff;
  cursor: pointer;
  transition: background 0.15s ease, transform 0.15s ease;
}

.portfolio-card__zoom:hover {
  background: rgba(17, 24, 39, 0.75);
}

.portfolio-card__zoom:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.portfolio-card__zoom-icon {
  width: 1.25rem;
  height: 1.25rem;
  display: block;
}

.portfolio-dialog {
  padding: 0;
  margin: auto;
  max-width: calc(100vw - 2rem);
  max-height: calc(100vh - 2rem);
  border: none;
  background: transparent;
}

.portfolio-dialog::backdrop {
  background: rgba(17, 24, 39, 0.72);
  backdrop-filter: blur(4px);
}

.portfolio-dialog__panel {
  position: relative;
  padding: 1rem 1rem 1.25rem;
  border-radius: var(--radius);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.35);
}

.portfolio-dialog__close {
  position: absolute;
  top: 0.5rem;
  right: 0.5rem;
  z-index: 2;
  display: grid;
  place-items: center;
  width: 2.5rem;
  height: 2.5rem;
  margin: 0;
  padding: 0;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  background: var(--color-surface-elevated);
  color: var(--color-text);
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

.portfolio-dialog__close:hover {
  background: var(--color-text);
  color: var(--color-bg);
  border-color: var(--color-text);
}

.portfolio-dialog__close:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.portfolio-dialog__title {
  margin: 0 3rem 0.75rem 0;
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.3;
}

.portfolio-dialog__frame {
  display: flex;
  align-items: center;
  justify-content: center;
  max-width: min(92vw, 1200px);
  max-height: min(85vh, 900px);
  overflow: auto;
}

.portfolio-dialog__img {
  max-width: 100%;
  max-height: min(85vh, 900px);
  width: auto;
  height: auto;
  object-fit: contain;
  border-radius: 8px;
}

.portfolio-card__body {
  padding: 1.25rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.portfolio-card h3 {
  margin: 0 0 0.5rem;
  font-size: 1.0625rem;
  color: var(--color-text);
}

.portfolio-card p {
  margin: 0;
  color: var(--color-text);
  font-size: 0.875rem;
  flex: 1;
}

.portfolio-card__tag {
  display: inline-block;
  margin-top: 1rem;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-text);
}

.site-footer {
  border-top: 1px solid var(--color-border);
  padding-block: 3rem 2rem;
  background: var(--color-footer-bg);
  color: var(--color-footer-text);
}

.site-footer__grid {
  display: grid;
  gap: 2rem;
  margin-bottom: 2rem;
}

@media (min-width: 640px) {
  .site-footer__grid {
    grid-template-columns: 1.5fr 1fr 1fr;
  }
}

.site-footer h2 {
  font-size: 1rem;
  font-weight: 600;
  margin: 0 0 1rem;
  color: var(--color-footer-text);
}

.site-footer p,
.site-footer li {
  color: var(--color-footer-text);
  font-size: 0.875rem;
}

.site-footer ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-footer li + li {
  margin-top: 0.5rem;
}

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

.site-footer a:hover {
  color: #444444;
}

.site-footer__bottom {
  padding-top: 2rem;
  border-top: 1px solid var(--color-border);
  font-size: 0.875rem;
  color: var(--color-footer-text);
  text-align: center;
}

.page-hero {
  padding-block: 3rem 2rem;
  border-bottom: 1px solid var(--color-border);
  background: #f1f1f1;
}

.page-hero h1 {
  margin: 0 0 0.5rem;
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  color: var(--color-text);
}

.page-hero p {
  margin: 0;
  color: var(--color-text);  
}

.prose {
  max-width: 100%;
}

.prose h2 {
  font-size: 1.35rem;
  margin: 2.5rem 0 1rem;
  color: var(--color-text);
}

.prose p {
  margin: 0 0 1rem;
  color: var(--color-text);
}

.prose p:last-child {
  margin-bottom: 0;
}

.values {
  display: grid;
  gap: 1rem;
  margin-top: 2rem;
}

@media (min-width: 600px) {
  .values {
    grid-template-columns: repeat(3, 1fr);
  }
}

.value-card {
  background: var(--color-surface-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.25rem;
}

.value-card h3 {
  margin: 0 0 0.5rem;
  font-size: 1rem;
  color: var(--color-text);
}

.value-card p {
  margin: 0;
  font-size: 0.875rem;
  color: var(--color-text);
}

.contact-layout {
  display: grid;
  gap: 2.5rem;
}

@media (min-width: 900px) {
  .contact-layout {
    grid-template-columns: 1fr 1.1fr;
    align-items: start;
  }
}

.contact-info__block {
  margin-bottom: 1.5rem;
}

.contact-info__block:last-child {
  margin-bottom: 0;
}

.contact-info__block h2 {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text);
  margin: 0 0 0.35rem;
}

.contact-info__block p {
  margin: 0;
  font-size: 1rem;
  color: var(--color-text);
}

.contact-info__block a {
  margin: 0;
  font-size: 1rem;
}

.map-wrap {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--color-border);
  aspect-ratio: 16 / 10;
  min-height: 210px;
}

.map-wrap iframe {
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
}

.form {
  background: var(--color-surface-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.75rem;
}

.form__title {
  margin: 0 0 1.25rem;
  font-size: 1.25rem;
  color: var(--color-text);
}

.form__row {
  margin-bottom: 1.25rem;
}

.form__row:last-of-type {
  margin-bottom: 0;
}

.form label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 0.35rem;
  color: var(--color-text);
}

.form input,
.form textarea {
  width: 100%;
  padding: 0.65rem 0.85rem;
  font-family: inherit;
  font-size: 1rem;
  color: var(--color-text);
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: 8px;
}

.form input:focus,
.form textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(72, 185, 180, 0.25);
}

.form textarea {
  min-height: 140px;
  resize: vertical;
}

.form__hint {
  font-size: 0.8125rem;
  color: var(--color-text);
  margin-top: 0.35rem;
}

.form__error {
  font-size: 0.8125rem;
  color: #f87171;
  margin-top: 0.35rem;
  display: none;
}

.form__row.is-invalid input,
.form__row.is-invalid textarea {
  border-color: #f87171;
}

.form__row.is-invalid .form__error {
  display: block;
}

.form__message {
  padding: 1rem;
  border-radius: var(--radius);
  margin-bottom: 1rem;
  font-size: 0.9375rem;
  line-height: 1.5;
  display: none;
}

.form__message--success {
  background-color: #d1fae5;
  border: 1px solid #86efac;
  color: #065f46;
}

.form__message--error {
  background-color: #fee2e2;
  border: 1px solid #fca5a5;
  color: #7f1d1d;
}

.animate-on-scroll {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.85s ease, transform 0.85s ease;
}

.animate-on-scroll.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.animate-on-scroll.animate-delay-1 {
  transition-delay: 0.1s;
}

.animate-on-scroll.animate-delay-2 {
  transition-delay: 0.18s;
}

.animate-on-scroll.animate-delay-3 {
  transition-delay: 0.26s;
}

.popup-overlay {
  position: fixed;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
  background: rgba(15, 23, 42, 0.72);
  z-index: 1000;
  padding: 1.5rem;
}

.popup-content {
  background: #ffffff;
  border-radius: 18px;
  padding: 1.75rem 1.5rem;
  max-width: 420px;
  width: 100%;
  text-align: center;
  box-shadow: 0 24px 60px rgba(15, 23, 42, 0.16);
}

.popup-content h2 {
  margin: 0 0 0.75rem;
  font-size: 1.25rem;
}

.popup-text {
  margin: 0 0 0.5rem;
  color: #111827;
}

.popup-subtext {
  margin: 0;
  color: #6b7280;
}

.form .btn {
  margin-top: 1.25rem;
  width: 100%;
}

.mt10{
  margin-top: 1rem !important;
}

@media (min-width: 480px) {
  .form .btn {
    width: auto;
  }
}

@media (max-width: 767px) {
  .site-header .nav-toggle {
    display: inline-flex;
  }

  .site-header .nav {
    position: fixed;
    inset: var(--header-height) 0 0 0;
    flex-direction: column;
    align-items: stretch;
    padding: 1rem;
    gap: 0.25rem;
    background: var(--color-header-bg);
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
    transform: translateX(100%);
    opacity: 0;
    visibility: hidden;
    transition: transform 0.2s ease, opacity 0.2s ease, visibility 0.2s;
  }

  .site-header .nav.is-open {
    transform: translateX(0);
    opacity: 1;
    visibility: visible;
  }

  .site-header .nav a {
    padding: 0.85rem 1rem;
    color: var(--color-header-text-on-dark);
  }

  .site-header .nav a[href="contact.html"] {
    padding: 0.85rem 1.75rem;
  }
}