/* Premium dark portfolio theme */
:root {
  --bg: #06111f;
  --bg-2: #081827;
  --surface: rgba(12, 30, 48, 0.78);
  --surface-strong: rgba(15, 38, 60, 0.92);
  --surface-soft: rgba(255, 255, 255, 0.045);
  --text: #f4f8fb;
  --text-soft: #c4d2df;
  --muted: #8497a8;
  --line: rgba(137, 181, 210, 0.18);
  --line-strong: rgba(43, 214, 239, 0.38);
  --cyan: #2bd6ef;
  --teal: #26e0b3;
  --blue: #4c84ff;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.42);
  --glow: 0 0 42px rgba(43, 214, 239, 0.2);
  --radius: 8px;
  --container: 1180px;
  --section: 78px;
}

* {
  box-sizing: border-box;
}

html {
  max-width: 100%;
  overflow-x: hidden;
  scroll-behavior: smooth;
}

body {
  max-width: 100%;
  margin: 0;
  background:
    radial-gradient(circle at 12% 12%, rgba(43, 214, 239, 0.1), transparent 28%),
    linear-gradient(180deg, #04101c 0%, var(--bg) 45%, #040c16 100%);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
  overflow-x: hidden;
  text-rendering: optimizeLegibility;
}

body.menu-open {
  overflow: hidden;
}

img,
video,
iframe {
  display: block;
  max-width: 100%;
}

img {
  height: auto;
}

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

a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 4px;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

button {
  font: inherit;
}

.svg-sprite {
  position: absolute;
  width: 0;
  height: 0;
  overflow: hidden;
}

.container {
  width: min(var(--container), calc(100% - 40px));
  max-width: 100%;
  margin: 0 auto;
}

.container,
.hero-grid > *,
.about-grid > *,
.project-card,
.project-content,
.contact-panel > *,
.contact-card,
.video-card > *,
.process-step,
.btn,
.workflow-map,
.workflow-node {
  min-width: 0;
}

.section {
  position: relative;
  padding: var(--section) 0;
  scroll-margin-top: 96px;
  isolation: isolate;
}

.about,
.projects,
.video-demo,
.faq,
.process,
.contact {
  padding-top: 68px;
  padding-bottom: 68px;
}

.projects,
.video-demo,
.faq,
.contact {
  padding-top: 80px;
  padding-bottom: 80px;
}

.section::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  border-top: 1px solid rgba(137, 181, 210, 0.08);
}

.section-kicker {
  margin: 0 0 12px;
  color: var(--cyan);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2,
h3 {
  letter-spacing: 0;
}

h1 {
  max-width: 760px;
  margin-bottom: 24px;
  font-size: clamp(2.45rem, 5.8vw, 4.75rem);
  line-height: 1.02;
}

h1 span {
  display: block;
}

h1 em {
  color: var(--cyan);
  font-style: normal;
}

h2 {
  margin-bottom: 16px;
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 1.05;
}

h3 {
  margin-bottom: 12px;
  font-size: 1.12rem;
  line-height: 1.25;
}

p {
  color: var(--text-soft);
}

svg {
  width: 1em;
  height: 1em;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2;
}

/* Header and navigation */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid var(--line);
  background: rgba(4, 12, 22, 0.78);
  backdrop-filter: blur(18px);
}

.navbar {
  min-height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.brand-mark {
  width: 42px;
  height: 42px;
  display: inline-grid;
  flex: 0 0 auto;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius);
  background: linear-gradient(135deg, var(--cyan), var(--teal));
  color: #03101a;
  font-size: 0.86rem;
  font-weight: 950;
  box-shadow: var(--glow);
}

.brand-copy {
  display: grid;
  gap: 1px;
}

.brand-copy strong {
  color: #ffffff;
  font-size: 0.98rem;
  line-height: 1.1;
}

.brand-copy span {
  color: var(--text-soft);
  font-size: 0.82rem;
  line-height: 1.2;
}

.nav-panel {
  display: flex;
  align-items: center;
  gap: 24px;
}

.nav-links,
.footer-links {
  margin: 0;
  padding: 0;
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
}

.nav-links a,
.footer-links a {
  display: inline-flex;
  min-height: 40px;
  align-items: center;
  padding: 0 12px;
  border-radius: var(--radius);
  color: rgba(244, 248, 251, 0.76);
  font-size: 0.9rem;
  font-weight: 800;
  transition: color 180ms ease, background 180ms ease;
}

.footer-links a {
  gap: 8px;
}

.footer-links svg {
  font-size: 1rem;
}

.nav-links a:hover,
.nav-links a.active,
.footer-links a:hover {
  background: rgba(255, 255, 255, 0.07);
  color: #ffffff;
}

.nav-toggle {
  width: 44px;
  height: 44px;
  display: none;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.05);
  color: #ffffff;
  cursor: pointer;
}

.nav-toggle span {
  width: 20px;
  height: 2px;
  display: block;
  margin: 3px 0;
  border-radius: 99px;
  background: currentColor;
  transition: transform 180ms ease, opacity 180ms ease;
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

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

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

/* Buttons */
.btn {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 0 18px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-weight: 900;
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease, background 180ms ease;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn svg {
  font-size: 1rem;
}

.btn-primary {
  background: linear-gradient(135deg, var(--cyan), var(--teal));
  color: #03101a;
  box-shadow: 0 18px 42px rgba(43, 214, 239, 0.18);
}

.btn-primary:hover {
  box-shadow: 0 24px 54px rgba(43, 214, 239, 0.25);
}

.btn-secondary,
.btn-outline {
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.045);
  color: #ffffff;
}

.btn-secondary:hover,
.btn-outline:hover {
  border-color: var(--line-strong);
  background: rgba(43, 214, 239, 0.08);
  box-shadow: var(--glow);
}

.btn-small {
  min-height: 42px;
  padding: 0 14px;
  font-size: 0.86rem;
}

/* Hero */
.hero {
  min-height: calc(100vh - 78px);
  display: grid;
  align-items: center;
  padding-top: 82px;
  padding-bottom: 42px;
  overflow: hidden;
}

.hero::before {
  background:
    linear-gradient(90deg, rgba(4, 12, 22, 0.96), rgba(4, 12, 22, 0.76)),
    url("assets/hero-ai-automation.png") right center / cover no-repeat;
  opacity: 0.3;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(360px, 0.8fr);
  align-items: end;
  gap: 64px;
}

.hero-text {
  max-width: 690px;
  margin-bottom: 30px;
  color: rgba(244, 248, 251, 0.78);
  font-size: 1.08rem;
}

.availability-badge {
  width: fit-content;
  min-height: 34px;
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin: 0 0 18px;
  padding: 0 12px;
  border: 1px solid rgba(38, 224, 179, 0.28);
  border-radius: 999px;
  background: rgba(38, 224, 179, 0.08);
  color: #dffcf5;
  font-size: 0.82rem;
  font-weight: 900;
  box-shadow: 0 0 28px rgba(38, 224, 179, 0.08);
}

.availability-badge::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--teal);
  box-shadow: 0 0 16px rgba(38, 224, 179, 0.9);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 24px;
}

.tool-badges {
  max-width: 760px;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  list-style: none;
}

.tool-badges li,
.tool-list span {
  display: inline-flex;
  min-height: 32px;
  align-items: center;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.055);
  color: var(--text-soft);
  font-size: 0.82rem;
  font-weight: 800;
}

.hero-portrait {
  position: relative;
  align-self: stretch;
  min-height: 560px;
  display: grid;
  align-items: end;
}

.hero-portrait::before {
  content: "";
  position: absolute;
  inset: 12% 5% 6%;
  border-radius: 45%;
  background: linear-gradient(135deg, rgba(43, 214, 239, 0.18), rgba(38, 224, 179, 0.08));
  filter: blur(30px);
}

.portrait-frame {
  position: relative;
  z-index: 1;
  height: min(620px, 76vh);
  min-height: 500px;
  overflow: hidden;
  border-bottom: 1px solid rgba(43, 214, 239, 0.28);
}

.portrait-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  filter: saturate(1.02) contrast(1.03);
  mask-image: linear-gradient(to bottom, #000 78%, transparent 100%);
}

.portrait-card {
  position: absolute;
  right: 0;
  bottom: 42px;
  z-index: 2;
  max-width: 260px;
  padding: 16px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: rgba(6, 17, 31, 0.86);
  box-shadow: var(--shadow);
  backdrop-filter: blur(14px);
}

.portrait-card span {
  display: block;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
}

.portrait-card strong {
  display: block;
  color: #ffffff;
  line-height: 1.25;
}

/* Section headings and cards */
.section-heading {
  max-width: 720px;
}

.section-heading.center {
  margin: 0 auto 42px;
  text-align: center;
}

.section-subtitle {
  max-width: 690px;
  margin: 0 auto;
  color: var(--text-soft);
  font-size: 1rem;
}

.icon-box {
  width: 48px;
  height: 48px;
  display: inline-grid;
  place-items: center;
  margin-bottom: 18px;
  border: 1px solid rgba(43, 214, 239, 0.26);
  border-radius: var(--radius);
  background: rgba(43, 214, 239, 0.09);
  color: var(--cyan);
  box-shadow: inset 0 0 18px rgba(43, 214, 239, 0.08);
}

.icon-box svg {
  font-size: 1.45rem;
}

.about-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
  gap: 64px;
  align-items: center;
}

.about-copy {
  padding-left: 40px;
  border-left: 1px solid var(--line);
}

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

.audience-grid,
.tech-stack-grid,
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.audience-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.premium-card,
.audience-card,
.tech-stack-card,
.service-card,
.project-card,
.process-step,
.contact-panel,
.contact-card,
.faq-list,
.faq-item {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.025)),
    var(--surface);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.18);
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.premium-card,
.audience-card,
.tech-stack-card,
.service-card {
  min-height: 238px;
  padding: 24px;
}

.tech-stack-card {
  min-height: 210px;
}

.audience-card {
  min-height: 250px;
}

.audience-card p,
.premium-card p,
.service-card p,
.project-card p,
.process-step p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.premium-card:hover,
.audience-card:hover,
.tech-stack-card:hover,
.service-card:hover,
.project-card:hover,
.process-step:hover,
.contact-card:hover {
  transform: translateY(-5px);
  border-color: var(--line-strong);
  box-shadow: var(--shadow), var(--glow);
}

.tech-stack-card h3 {
  margin-bottom: 18px;
}

.stack-list {
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  list-style: none;
}

.stack-list li {
  min-height: 34px;
  display: inline-flex;
  align-items: center;
  padding: 0 12px;
  border: 1px solid rgba(137, 181, 210, 0.16);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.045);
  color: var(--text-soft);
  font-size: 0.86rem;
  font-weight: 850;
}

/* Projects */
.projects {
  background: linear-gradient(180deg, rgba(6, 17, 31, 0.2), rgba(12, 30, 48, 0.34));
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.project-card {
  overflow: hidden;
}

.project-visual {
  position: relative;
  min-height: 210px;
  display: grid;
  align-content: center;
  gap: 28px;
  padding: 24px;
  overflow: hidden;
  background:
    linear-gradient(135deg, rgba(43, 214, 239, 0.12), rgba(76, 132, 255, 0.08)),
    radial-gradient(circle at 70% 35%, rgba(38, 224, 179, 0.13), transparent 34%),
    #071523;
}

.project-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(137, 181, 210, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(137, 181, 210, 0.06) 1px, transparent 1px);
  background-size: 22px 22px;
  mask-image: linear-gradient(to bottom, #000, transparent 90%);
}

.project-visual-image img {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 132px;
  border: 1px solid rgba(137, 181, 210, 0.18);
  border-radius: var(--radius);
  object-fit: cover;
}

.project-label {
  position: relative;
  z-index: 1;
  width: fit-content;
  display: inline-flex;
  min-height: 28px;
  align-items: center;
  padding: 0 10px;
  border: 1px solid rgba(43, 214, 239, 0.25);
  border-radius: var(--radius);
  background: rgba(43, 214, 239, 0.1);
  color: var(--cyan);
  font-size: 0.72rem;
  font-weight: 900;
  text-transform: uppercase;
}

.workflow-map {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns:
    minmax(94px, 0.9fr)
    minmax(18px, auto)
    minmax(112px, 1fr)
    minmax(18px, auto)
    minmax(168px, 1.35fr);
  align-items: center;
  justify-content: space-between;
  gap: 9px;
  min-width: 0;
}

.workflow-map-split {
  grid-template-columns:
    minmax(150px, 1.35fr)
    minmax(18px, auto)
    minmax(82px, 0.75fr)
    minmax(18px, auto)
    minmax(112px, 1fr);
}

.workflow-node {
  position: relative;
  min-height: 64px;
  min-width: 0;
  width: 100%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  padding: 10px 9px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.025)),
    rgba(4, 12, 22, 0.8);
  color: #ffffff;
  font-size: 0.76rem;
  font-weight: 900;
  line-height: 1.18;
  text-align: center;
  white-space: nowrap;
  word-break: normal;
  overflow-wrap: normal;
  box-shadow: 0 16px 34px rgba(0, 0, 0, 0.2);
}

.workflow-node svg {
  flex: 0 0 auto;
  color: var(--cyan);
  font-size: 1.05rem;
}

.node-ai {
  border-color: rgba(43, 214, 239, 0.32);
  box-shadow: 0 0 34px rgba(43, 214, 239, 0.12);
}

.node-output {
  border-color: rgba(38, 224, 179, 0.26);
}

.workflow-connector {
  width: 100%;
  min-width: 18px;
  height: 2px;
  background: linear-gradient(90deg, var(--cyan), transparent);
}

.workflow-connector::after {
  content: "";
  display: block;
  width: 8px;
  height: 8px;
  margin-left: auto;
  margin-top: -3px;
  border-top: 2px solid var(--cyan);
  border-right: 2px solid var(--cyan);
  transform: rotate(45deg);
}

.project-content {
  padding: 28px;
}

.project-content h3 {
  font-size: 1.45rem;
}

.case-category {
  display: inline-flex;
  min-height: 28px;
  align-items: center;
  margin-bottom: 14px;
  padding: 0 10px;
  border-radius: var(--radius);
  background: rgba(43, 214, 239, 0.09);
  color: var(--cyan);
  font-size: 0.72rem;
  font-weight: 950;
  text-transform: uppercase;
}

.case-study-points {
  display: grid;
  gap: 14px;
}

.case-study-points div {
  padding: 14px;
  border: 1px solid rgba(137, 181, 210, 0.12);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.03);
}

.case-study-points strong {
  display: block;
  margin-bottom: 5px;
  color: #ffffff;
  font-size: 0.86rem;
}

.case-study-points p {
  color: var(--text-soft);
}

.tool-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 22px 0;
}

.card-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* Video demo */
.video-card {
  max-width: 860px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(260px, 0.8fr) minmax(0, 1fr);
  gap: 24px;
  align-items: center;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    radial-gradient(circle at 50% 0%, rgba(43, 214, 239, 0.12), transparent 42%),
    rgba(12, 30, 48, 0.72);
  box-shadow: var(--shadow), var(--glow);
}

.video-preview {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(137, 181, 210, 0.18);
  border-radius: var(--radius);
  aspect-ratio: 16 / 9;
  background:
    linear-gradient(135deg, rgba(43, 214, 239, 0.18), rgba(76, 132, 255, 0.08)),
    radial-gradient(circle at 72% 28%, rgba(38, 224, 179, 0.2), transparent 30%),
    #02070d;
}

.video-preview::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(137, 181, 210, 0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(137, 181, 210, 0.07) 1px, transparent 1px);
  background-size: 22px 22px;
  mask-image: linear-gradient(to bottom, #000, transparent 90%);
}

.video-play {
  position: absolute;
  inset: 0;
  z-index: 1;
  width: 70px;
  height: 70px;
  display: grid;
  place-items: center;
  margin: auto;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  background: rgba(4, 12, 22, 0.76);
  color: var(--cyan);
  box-shadow: var(--glow);
}

.video-play svg {
  font-size: 2rem;
}

.video-copy h3 {
  margin-bottom: 10px;
  font-size: 1.45rem;
}

.video-copy p {
  margin-bottom: 18px;
}

.video-cta {
  width: fit-content;
}

/* Services */
.service-card .icon-box {
  margin-bottom: 22px;
}

/* Process */
.process-timeline {
  position: relative;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 16px;
}

.process-timeline::before {
  content: "";
  position: absolute;
  top: 31px;
  left: 7%;
  right: 7%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
  opacity: 0.56;
}

.process-step {
  position: relative;
  min-height: 184px;
  padding: 22px;
}

.step-number {
  width: 36px;
  height: 36px;
  display: inline-grid;
  place-items: center;
  margin-bottom: 22px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--cyan), var(--teal));
  color: #03101a;
  font-size: 0.9rem;
  font-weight: 950;
  box-shadow: var(--glow);
}

.process-step h3 {
  margin-bottom: 8px;
}

/* FAQ */
.faq-list {
  max-width: 920px;
  margin: 0 auto;
  padding: 10px;
  background:
    radial-gradient(circle at 10% 0%, rgba(43, 214, 239, 0.1), transparent 36%),
    var(--surface);
}

.faq-item {
  overflow: hidden;
  background: rgba(255, 255, 255, 0.025);
  box-shadow: none;
}

.faq-item + .faq-item {
  margin-top: 10px;
}

.faq-question {
  width: 100%;
  min-height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 0 18px;
  border: 0;
  background: transparent;
  color: #ffffff;
  font-weight: 900;
  text-align: left;
  cursor: pointer;
}

.faq-question svg {
  flex: 0 0 auto;
  color: var(--cyan);
  transition: transform 180ms ease;
}

.faq-question[aria-expanded="true"] svg {
  transform: rotate(90deg);
}

.faq-answer {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 220ms ease;
}

.faq-item.open .faq-answer {
  grid-template-rows: 1fr;
}

.faq-answer p {
  min-height: 0;
  margin: 0;
  overflow: hidden;
  padding: 0 18px;
  color: var(--text-soft);
  transition: padding 220ms ease;
}

.faq-item.open .faq-answer p {
  padding-bottom: 18px;
}

/* Contact */
.contact-panel {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.15fr);
  gap: 0;
  padding: 0;
  overflow: hidden;
}

.contact-intro {
  display: grid;
  grid-template-columns: 72px minmax(0, 1fr);
  gap: 22px;
  align-items: start;
  padding: 42px;
  background:
    radial-gradient(circle at 12% 0%, rgba(43, 214, 239, 0.14), transparent 42%),
    rgba(255, 255, 255, 0.018);
}

.contact-icon {
  width: 72px;
  height: 72px;
  display: grid;
  place-items: center;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  background: rgba(43, 214, 239, 0.08);
  color: var(--cyan);
  box-shadow: var(--glow);
}

.contact-icon svg {
  font-size: 2rem;
}

.contact-panel h2 {
  margin-bottom: 14px;
}

.contact-primary {
  width: fit-content;
  margin-top: 10px;
}

.calendly-button {
  min-height: 54px;
  padding: 0 22px;
  box-shadow: 0 0 34px rgba(43, 214, 239, 0.22), 0 18px 42px rgba(38, 224, 179, 0.16);
}

.contact-side {
  display: grid;
  align-content: start;
  gap: 18px;
  padding: 42px;
  border-left: 1px solid var(--line);
  background: rgba(4, 12, 22, 0.18);
}

.email-option {
  display: grid;
  gap: 16px;
  padding: 18px;
  border: 1px solid rgba(137, 181, 210, 0.16);
  border-radius: var(--radius);
  background:
    linear-gradient(135deg, rgba(43, 214, 239, 0.075), rgba(255, 255, 255, 0.025)),
    rgba(255, 255, 255, 0.025);
}

.email-label {
  display: block;
  margin-bottom: 3px;
  color: var(--cyan);
  font-size: 0.76rem;
  font-weight: 950;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.email-option strong {
  display: block;
  color: #ffffff;
  font-size: 1rem;
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  align-items: stretch;
}

.contact-card {
  min-height: 132px;
  display: grid;
  align-content: center;
  gap: 14px;
  padding: 20px;
  color: var(--text-soft);
}

.contact-card svg {
  color: var(--cyan);
  font-size: 2rem;
}

.contact-card strong {
  display: block;
  color: #ffffff;
  font-size: 0.96rem;
}

.contact-card span {
  min-width: 0;
  overflow-wrap: anywhere;
  font-size: 0.86rem;
}

.telegram-card {
  grid-column: 1 / -1;
  min-height: 104px;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
}

.email-copy-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.email-text {
  display: inline-flex;
  min-height: 38px;
  align-items: center;
  padding: 0 12px;
  border: 1px solid rgba(137, 181, 210, 0.14);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-soft);
  font-size: 0.9rem;
  overflow-wrap: anywhere;
}

.copy-email {
  min-height: 38px;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(43, 214, 239, 0.08);
  color: #ffffff;
  font-weight: 850;
  cursor: pointer;
  transition: border-color 180ms ease, background 180ms ease, transform 180ms ease;
}

.copy-email:hover {
  transform: translateY(-2px);
  border-color: var(--line-strong);
  background: rgba(43, 214, 239, 0.14);
}

.copy-status {
  color: var(--teal);
  font-size: 0.86rem;
  font-weight: 850;
}

/* Footer */
.footer {
  padding: 28px 0;
  border-top: 1px solid var(--line);
  background: rgba(4, 12, 22, 0.9);
}

.footer-grid {
  display: grid;
  grid-template-columns: auto 1fr auto auto;
  align-items: center;
  gap: 22px;
}

.footer p {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
  text-align: center;
}

.back-to-top {
  width: 42px;
  height: 42px;
  display: inline-grid;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: #ffffff;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.back-to-top:hover {
  transform: translateY(-2px);
  border-color: var(--line-strong);
  background: rgba(43, 214, 239, 0.08);
}

.back-to-top svg {
  transform: rotate(-90deg);
}

/* Scroll reveal */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 620ms ease, transform 620ms ease;
}

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

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

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}

/* Tablet */
@media (max-width: 1060px) {
  :root {
    --section: 68px;
  }

  .nav-panel {
    gap: 14px;
  }

  .nav-links a {
    padding: 0 9px;
  }

  .hero-grid,
  .about-grid,
  .contact-panel,
  .video-card {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

  .hero-portrait {
    min-height: auto;
    max-width: 620px;
    margin: 0 auto;
  }

  .portrait-frame {
    height: 580px;
  }

  .audience-grid,
  .tech-stack-grid,
  .services-grid,
  .project-grid,
  .contact-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .about-copy {
    padding-left: 0;
    border-left: 0;
  }

  .process-timeline {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .process-timeline::before {
    display: none;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    justify-items: center;
    text-align: center;
  }

  .contact-side {
    border-left: 0;
    border-top: 1px solid var(--line);
  }
}

/* Mobile */
@media (max-width: 760px) {
  .container {
    width: min(100% - 30px, var(--container));
  }

  .navbar {
    min-height: 72px;
  }

  .brand-copy span {
    display: none;
  }

  .nav-toggle {
    display: grid;
  }

  .nav-panel {
    position: fixed;
    inset: 72px 15px auto;
    max-width: calc(100% - 30px);
    max-height: calc(100vh - 92px);
    overflow-y: auto;
    display: none;
    padding: 16px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: rgba(4, 12, 22, 0.98);
    box-shadow: var(--shadow);
  }

  .nav-panel.open {
    display: grid;
    gap: 12px;
  }

  .nav-links {
    display: grid;
    gap: 4px;
  }

  .nav-links a,
  .nav-cta {
    width: 100%;
    justify-content: center;
  }

  .hero {
    padding-top: 56px;
    padding-bottom: 32px;
  }

  h1 {
    font-size: clamp(2.25rem, 11vw, 3.75rem);
  }

  h2 {
    font-size: clamp(1.9rem, 10vw, 2.55rem);
  }

  .hero-actions,
  .card-actions {
    display: grid;
  }

  .btn {
    width: 100%;
  }

  .hero-grid,
  .audience-grid,
  .tech-stack-grid,
  .services-grid,
  .project-grid,
  .process-timeline,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .portrait-frame {
    width: 100%;
    height: auto;
    min-height: 0;
    aspect-ratio: 4 / 5;
  }

  .portrait-frame img {
    object-fit: cover;
    object-position: center top;
  }

  .portrait-card {
    left: 0;
    right: 0;
    bottom: 24px;
    max-width: none;
  }

  .premium-card,
  .audience-card,
  .tech-stack-card,
  .service-card {
    min-height: auto;
  }

  .workflow-map {
    display: grid;
    grid-template-columns: 1fr;
  }

  .workflow-node {
    width: 100%;
    flex: none;
    white-space: normal;
  }

  .workflow-connector {
    width: 1px;
    height: 22px;
    justify-self: center;
    background: linear-gradient(180deg, var(--cyan), transparent);
  }

  .workflow-connector::after {
    margin: 14px 0 0 -3px;
    transform: rotate(135deg);
  }

  .project-content {
    padding: 22px;
  }

  .contact-intro,
  .contact-side {
    padding: 24px;
  }

  .contact-intro {
    grid-template-columns: 1fr;
  }

  .contact-primary,
  .calendly-button {
    width: 100%;
  }

  .telegram-card {
    grid-column: auto;
    min-height: 132px;
    grid-template-columns: 1fr;
  }

  .email-copy-row {
    display: grid;
  }

  .footer-links {
    flex-wrap: wrap;
    justify-content: center;
  }
}