/* Codeluk design preview — homepage layout & components */

@import "tokens.css";

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

html.nav-open {
  overflow: hidden;
}

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

body {
  min-height: 100vh;
  min-height: 100dvh;
  font-family: var(--font-sans);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  color: var(--color-text);
  background: var(--color-bg-base);
  overflow-x: hidden;
}

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

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

ul { list-style: none; }

.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;
  top: -100%;
  left: var(--gutter);
  z-index: 9999;
  padding: var(--space-2) var(--space-4);
  background: var(--color-brand);
  color: #fff;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: var(--text-sm);
}

.skip-link:focus {
  top: var(--space-4);
}

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

/* Preview banner */
.preview-banner {
  position: relative;
  z-index: var(--z-banner);
  padding: var(--space-2) var(--gutter);
  text-align: center;
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--color-text-secondary);
  background: var(--color-bg-surface-2);
  border-bottom: 1px solid var(--color-border);
}

.preview-banner strong {
  color: var(--color-brand);
  font-weight: 600;
}

.container {
  width: 100%;
  max-width: var(--content-max);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.container--wide {
  max-width: var(--content-wide);
}

/* —— Header —— */
.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-header);
  height: var(--header-h);
  border-bottom: 1px solid transparent;
  transition: background var(--duration-base) var(--ease-out),
    border-color var(--duration-base) var(--ease-out),
    backdrop-filter var(--duration-base) var(--ease-out);
}

.site-header.is-scrolled {
  background: var(--color-bg-overlay);
  backdrop-filter: blur(12px);
  border-bottom-color: var(--color-border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h);
  gap: var(--space-4);
}

.logo img {
  width: clamp(7.5rem, 18vw, 9.5rem);
  height: auto;
}

.nav-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 2.75rem;
  height: 2.75rem;
  padding: 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg-surface);
  cursor: pointer;
}

.nav-toggle-bar {
  display: block;
  width: 1.125rem;
  height: 2px;
  margin-inline: auto;
  background: var(--color-text);
  border-radius: 1px;
  transition: transform var(--duration-base), opacity var(--duration-base);
}

.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);
}

.site-nav {
  position: fixed;
  inset: 0;
  z-index: var(--z-nav);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: calc(var(--header-h) + var(--space-6)) var(--gutter) var(--space-6);
  background: rgba(5, 8, 16, 0.65);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity var(--duration-base), visibility var(--duration-base);
}

.site-nav.is-open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.nav-panel {
  width: min(20rem, 100%);
  padding: var(--space-8) var(--space-6) var(--space-6);
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-card);
}

.nav-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.nav-link {
  display: block;
  padding: var(--space-3) 0;
  font-size: var(--text-lg);
  font-weight: 500;
  color: var(--color-text-secondary);
  transition: color var(--duration-fast);
}

.nav-link:hover,
.nav-link.is-active {
  color: var(--color-text);
}

.nav-link.is-active {
  color: var(--color-brand);
}

.nav-close {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  width: 2.25rem;
  height: 2.25rem;
  border: none;
  border-radius: var(--radius-sm);
  background: var(--color-bg-surface);
  color: var(--color-text);
  font-size: 1.35rem;
  line-height: 1;
  cursor: pointer;
}

.nav-panel { position: relative; }

@media (min-width: 64rem) {
  .nav-toggle,
  .nav-close { display: none; }

  .site-nav {
    position: static;
    inset: auto;
    padding: 0;
    background: transparent;
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
  }

  .nav-panel {
    width: auto;
    padding: 0;
    background: transparent;
    border: none;
    box-shadow: none;
  }

  .nav-list {
    flex-direction: row;
    align-items: center;
    gap: var(--space-8);
  }

  .nav-link {
    padding: 0;
    font-size: var(--text-sm);
    font-weight: 500;
  }
}

/* —— Buttons —— */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0.75rem 1.35rem;
  font-size: var(--text-sm);
  font-weight: 600;
  font-family: inherit;
  border-radius: var(--radius-full);
  border: 1px solid transparent;
  cursor: pointer;
  transition: background var(--duration-fast), color var(--duration-fast),
    border-color var(--duration-fast), transform var(--duration-fast);
}

.btn--primary {
  background: var(--color-brand);
  color: #041018;
}

.btn--primary:hover {
  background: var(--color-brand-hover);
}

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

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

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-6);
}

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-brand);
}

.link-arrow::after {
  content: "→";
  transition: transform var(--duration-fast) var(--ease-out);
}

.link-arrow:hover::after {
  transform: translateX(3px);
}

/* —— Section headings —— */
.section-label {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--color-brand);
  margin-bottom: var(--space-3);
}

.section-title {
  font-size: var(--text-2xl);
  font-weight: 700;
  letter-spacing: var(--tracking-tight);
  line-height: var(--leading-tight);
  margin-bottom: var(--space-4);
}

.section-lead {
  font-size: var(--text-lg);
  color: var(--color-text-secondary);
  line-height: var(--leading-snug);
  max-width: var(--content-narrow);
}

.section-head {
  margin-bottom: var(--space-10);
}

.section-head--center {
  text-align: center;
}

.section-head--center .section-lead {
  margin-inline: auto;
}

/* —— Hero —— */
.hero {
  position: relative;
  padding-block: var(--space-6) var(--space-10);
  border-bottom: 1px solid var(--color-border);
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(
      102deg,
      rgba(5, 8, 16, 0.94) 0%,
      rgba(5, 8, 16, 0.88) 34%,
      rgba(5, 8, 16, 0.62) 52%,
      rgba(5, 8, 16, 0.42) 68%,
      rgba(5, 8, 16, 0.28) 100%
    ),
    url("../../assets/images/hero/hero-background.webp") center 45% / cover no-repeat;
  z-index: 0;
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: var(--space-8);
  align-items: center;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  margin-bottom: var(--space-5);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--color-text-secondary);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
}

.hero-eyebrow span {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-brand);
}

.hero h1 {
  font-size: var(--text-hero);
  font-weight: 800;
  letter-spacing: var(--tracking-tight);
  line-height: var(--leading-tight);
  max-width: 15ch;
}

.hero h1 em {
  font-style: normal;
  color: var(--color-brand);
}

.hero-intro {
  margin-top: var(--space-4);
  font-size: var(--text-lg);
  color: var(--color-text-secondary);
  line-height: var(--leading-snug);
  max-width: 34rem;
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-6);
  margin-top: var(--space-6);
  padding-top: var(--space-5);
  border-top: 1px solid var(--color-border);
}

.hero-meta dt {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--color-text-tertiary);
  margin-bottom: var(--space-1);
}

.hero-meta dd {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
}

/* Three-phone hero composition */
.hero-phones {
  position: relative;
  width: 100%;
  max-width: 100%;
  min-height: clamp(15rem, 44vw, 24rem);
  margin: 0;
  isolation: isolate;
}

.hero-phone {
  position: absolute;
  margin: 0;
  bottom: 0;
  transform-origin: center bottom;
  filter: drop-shadow(0 18px 32px rgba(0, 0, 0, 0.42));
}

.hero-phone img {
  display: block;
  width: auto;
  height: clamp(11.5rem, 34vw, 21rem);
  max-width: none;
  object-fit: contain;
  object-position: bottom center;
}

.hero-phone--tc {
  left: 50%;
  z-index: 3;
  transform: translateX(-50%) translateY(-6%) scale(1.06);
}

.hero-phone--wp {
  left: 2%;
  z-index: 2;
  transform: translateY(4%) rotate(-7deg) scale(0.9);
}

.hero-phone--rz {
  right: 2%;
  z-index: 1;
  transform: translateY(6%) rotate(7deg) scale(0.88);
}

.hero-phone--wp img {
  height: clamp(10rem, 28vw, 17.5rem);
}

@media (min-width: 48rem) and (max-width: 63.99rem) {
  .hero-phones {
    min-height: clamp(14rem, 36vw, 20rem);
  }

  .hero-phone img {
    height: clamp(10.5rem, 30vw, 18rem);
  }

  .hero-phone--tc {
    transform: translateX(-50%) translateY(-4%) scale(1.03);
  }

  .hero-phone--wp {
    transform: translateY(2%) rotate(-5deg) scale(0.88);
  }

  .hero-phone--rz {
    transform: translateY(4%) rotate(5deg) scale(0.86);
  }
}

@media (min-width: 64rem) {
  .hero {
    padding-block: var(--space-8) var(--space-12);
  }

  .hero-grid {
    grid-template-columns: 1.02fr 0.98fr;
    gap: var(--space-8);
    align-items: center;
  }

  .hero-phones {
    min-height: clamp(18rem, 36vw, 26rem);
    justify-self: end;
  }

  .hero-phone img {
    height: clamp(13rem, 28vw, 22rem);
  }

  .hero-phone--wp img {
    height: clamp(11.5rem, 24vw, 19rem);
  }

  .hero-phone--tc {
    transform: translateX(-50%) translateY(-8%) scale(1.08);
  }

  .hero-phone--wp {
    left: 0;
    transform: translateY(2%) rotate(-8deg) scale(0.92);
  }

  .hero-phone--rz {
    right: 0;
    transform: translateY(4%) rotate(8deg) scale(0.9);
  }
}

@media (max-width: 47.99rem) {
  .hero-grid {
    gap: var(--space-6);
  }

  .hero-content {
    order: 1;
  }

  .hero-phones {
    order: 2;
    min-height: clamp(13rem, 52vw, 17rem);
    margin-top: var(--space-2);
  }

  .hero-phone img {
    height: clamp(9.5rem, 38vw, 13.5rem);
  }

  .hero-phone--wp img {
    height: clamp(8.5rem, 32vw, 12rem);
  }

  .hero-phone--tc {
    transform: translateX(-50%) translateY(-2%) scale(1);
  }

  .hero-phone--wp {
    left: -2%;
    transform: translateY(8%) rotate(-5deg) scale(0.82);
  }

  .hero-phone--rz {
    right: -2%;
    transform: translateY(10%) rotate(5deg) scale(0.8);
  }
}

@media (prefers-reduced-motion: reduce) {
  .hero-phone {
    filter: drop-shadow(0 10px 20px rgba(0, 0, 0, 0.35));
  }
}

/* —— Products —— */
.products {
  padding-block: var(--space-section);
}

.product-stack {
  display: flex;
  flex-direction: column;
  gap: var(--space-10);
}

.product-feature {
  display: grid;
  gap: var(--space-8);
  padding: var(--space-6);
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-subtle);
  overflow: hidden;
}

.product-feature--wp { border-left: 3px solid var(--color-wp); }
.product-feature--tc { border-left: 3px solid var(--color-tc); }
.product-feature--rz { border-left: 3px solid var(--color-rz); }

.product-feature__head {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.product-feature__icon {
  width: 3.5rem;
  height: 3.5rem;
  border-radius: var(--radius-lg);
  flex-shrink: 0;
}

.product-feature__titles h3 {
  font-size: var(--text-xl);
  font-weight: 700;
  letter-spacing: var(--tracking-tight);
}

.product-feature__tag {
  font-size: var(--text-xs);
  color: var(--color-text-tertiary);
  font-family: ui-monospace, "Cascadia Code", Consolas, monospace;
}

.product-feature__copy {
  font-size: var(--text-base);
  color: var(--color-text-secondary);
  line-height: var(--leading-snug);
  max-width: 38rem;
}

.product-feature__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-4);
}

.btn--wp {
  background: var(--color-wp);
  color: #1a0c04;
}
.btn--wp:hover { filter: brightness(1.06); }

.btn--tc {
  background: var(--color-tc);
  color: #031018;
}
.btn--tc:hover { filter: brightness(1.06); }

.btn--rz {
  background: var(--color-rz);
  color: #041510;
}
.btn--rz:hover { filter: brightness(1.06); }

.product-feature__visual {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border);
}

.product-feature__visual img {
  width: 100%;
  height: auto;
  object-fit: contain;
  object-position: top center;
  background: #0a0f18;
}

.product-feature__visual--showcase {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  min-height: 12rem;
  background: var(--color-bg-surface);
}

.product-feature__visual--showcase img {
  width: 100%;
  max-height: var(--showcase-section-max-h);
  height: auto;
  object-fit: contain;
  object-position: top center;
}

.product-feature--wp .product-feature__visual--showcase {
  background: linear-gradient(180deg, rgba(232, 148, 58, 0.06) 0%, var(--color-bg-surface) 35%);
}

.product-feature--tc .product-feature__visual--showcase {
  background: linear-gradient(180deg, rgba(34, 211, 238, 0.05) 0%, var(--color-bg-surface) 35%);
}

.product-feature--rz .product-feature__visual--showcase {
  background: linear-gradient(180deg, rgba(52, 211, 153, 0.06) 0%, var(--color-bg-surface) 35%);
}

.product-feature__badge {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  padding: var(--space-1) var(--space-3);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  border-radius: var(--radius-full);
  background: var(--color-bg-overlay);
  border: 1px solid var(--color-border);
  color: var(--color-text-secondary);
}

@media (min-width: 64rem) {
  .product-feature {
    grid-template-columns: 1fr 1fr;
    padding: var(--space-8);
    align-items: center;
  }

  .product-feature--tc .product-feature__content {
    order: 2;
  }
  .product-feature--tc .product-feature__visual {
    order: 1;
  }
}

/* —— Approach —— */
.approach {
  padding-block: var(--space-section);
  background: var(--color-bg-elevated);
  border-block: 1px solid var(--color-border);
}

.approach-grid {
  display: grid;
  gap: var(--space-6);
}

.approach-card {
  padding: var(--space-6);
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
}

.approach-card h3 {
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-3);
}

.approach-card p {
  font-size: var(--text-base);
  color: var(--color-text-secondary);
  line-height: var(--leading-normal);
}

.approach-card__index {
  display: block;
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: var(--tracking-label);
  color: var(--color-brand);
  margin-bottom: var(--space-4);
}

@media (min-width: 48rem) {
  .approach-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 64rem) {
  .approach-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* —— About —— */
.about {
  padding-block: var(--space-section);
}

.about-panel {
  display: grid;
  gap: var(--space-10);
  align-items: center;
  padding: var(--space-8);
  border-radius: var(--radius-2xl);
  border: 1px solid var(--color-border);
  background:
    linear-gradient(160deg, rgba(5, 8, 16, 0.94) 0%, rgba(5, 8, 16, 0.78) 55%, rgba(5, 8, 16, 0.92) 100%),
    url("../../assets/images/about-workspace.jpg") center / cover no-repeat;
}

.about-panel p {
  color: var(--color-text-secondary);
  line-height: var(--leading-snug);
  margin-bottom: var(--space-4);
}

.about-panel p:last-of-type {
  margin-bottom: var(--space-6);
}

@media (min-width: 64rem) {
  .about-panel {
    grid-template-columns: 1fr 1fr;
    padding: var(--space-10);
  }
}

.about-visual {
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-card);
}

.about-visual img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

/* —— Contact —— */
.contact {
  padding-block: var(--space-section);
  border-top: 1px solid var(--color-border);
}

.contact-card {
  display: grid;
  gap: var(--space-6);
  padding: var(--space-8);
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-2xl);
}

.contact-card a.email {
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-brand);
}

.contact-card a.email:hover {
  text-decoration: underline;
}

.contact-note {
  font-size: var(--text-sm);
  color: var(--color-text-tertiary);
}

@media (min-width: 48rem) {
  .contact-card {
    grid-template-columns: 1fr auto;
    align-items: center;
  }
}

/* —— Footer —— */
.site-footer {
  padding-block: var(--space-10);
  border-top: 1px solid var(--color-border);
  background: var(--color-bg-elevated);
}

.footer-inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.footer-top {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4) var(--space-6);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

.footer-nav a:hover {
  color: var(--color-brand);
}

.footer-bottom {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-border);
  font-size: var(--text-xs);
  color: var(--color-text-tertiary);
}

.footer-social {
  display: flex;
  gap: var(--space-3);
}

.footer-social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  color: var(--color-text-secondary);
  transition: color var(--duration-fast), border-color var(--duration-fast);
}

.footer-social a:hover {
  color: var(--color-brand);
  border-color: var(--color-brand-line);
}

.footer-social svg {
  width: 1.1rem;
  height: 1.1rem;
}

@media (min-width: 48rem) {
  .footer-inner {
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-start;
  }
  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    width: 100%;
  }
}

/* —— Motion —— */
.reveal {
  opacity: 0;
  transform: translateY(1rem);
  transition: opacity var(--duration-slow) var(--ease-out),
    transform var(--duration-slow) var(--ease-out);
}

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

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}