/* ------------------------------------------------
   Cerulean Technologies — Digital Card
   ------------------------------------------------ */

:root {
  --blue: #3B82C4;
  --blue-soft: #3b82c41a;
  --blue-glow: #3b82c430;
  --dark: #0f1729;
  --dark-mid: #1e293b;
  --gray: #64748b;
  --gray-light: #94a3b8;
  --light: #f1f4f8;
  --white: #fafbfd;
  --card-bg: #ffffff;
  --card-border: #e2e8f0;
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --blue: #5a9fd4;
    --blue-soft: #5a9fd420;
    --blue-glow: #5a9fd430;
    --dark: #e2e8f0;
    --dark-mid: #cbd5e1;
    --gray: #94a3b8;
    --gray-light: #64748b;
    --light: #111827;
    --white: #0b0f1a;
    --card-bg: #131b2e;
    --card-border: #1e293b;
  }
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: 'Outfit', sans-serif;
  font-weight: 300;
  color: var(--dark);
  background: var(--white);
  overflow-x: hidden;
  position: relative;
}

/* ---- Background grid ---- */

.bg-grid {
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(var(--card-border) 1px, transparent 1px),
    linear-gradient(90deg, var(--card-border) 1px, transparent 1px);
  background-size: 80px 80px;
  opacity: 0.35;
  pointer-events: none;
  z-index: 0;
  mask-image: radial-gradient(ellipse 70% 50% at 50% 30%, black 20%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 70% 50% at 50% 30%, black 20%, transparent 100%);
}

/* ---- Enso watermark ---- */

.watermark {
  position: fixed;
  top: 50%;
  right: -8%;
  transform: translateY(-50%);
  opacity: 0.03;
  pointer-events: none;
  z-index: 0;
}

.watermark img {
  width: 600px;
  height: auto;
}

@media (prefers-color-scheme: dark) {
  .watermark {
    opacity: 0.04;
  }
}

/* ---- Reveal animations ---- */

.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.7s ease-out, transform 0.7s ease-out;
}

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

/* stagger children */
.reveal.visible .service-item:nth-child(1) { transition-delay: 0s; }
.reveal.visible .service-item:nth-child(2) { transition-delay: 0.1s; }
.reveal.visible .service-item:nth-child(3) { transition-delay: 0.2s; }

/* ---- Layout ---- */

main {
  position: relative;
  z-index: 1;
}

.section-inner {
  max-width: 680px;
  margin: 0 auto;
}

.section-label {
  font-family: 'Outfit', sans-serif;
  font-weight: 500;
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 2rem;
}

/* ════ Hero ════ */

.hero {
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
  padding: 2rem;
}

.hero-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
  animation: fadeUp 1s ease-out both;
}

.logo {
  width: 180px;
  height: auto;
  filter: drop-shadow(0 0 80px var(--blue-glow));
  transition: filter 0.4s ease;
}

.logo:hover {
  filter: drop-shadow(0 0 100px var(--blue-soft)) drop-shadow(0 0 40px var(--blue-glow));
}

.logo-text {
  font-family: 'Outfit', sans-serif;
  font-weight: 300;
  font-size: 2.2rem;
  letter-spacing: 0.04em;
  color: var(--dark);
  display: none;
}

@media (prefers-color-scheme: dark) {
  .logo-text {
    display: block;
  }
}

.tagline {
  font-family: 'Cormorant Garamond', serif;
  font-style: italic;
  font-weight: 300;
  font-size: clamp(1.35rem, 3vw, 1.85rem);
  color: var(--gray);
  letter-spacing: 0.02em;
}

.hero-sub {
  font-size: 0.85rem;
  font-weight: 400;
  color: var(--gray-light);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  animation: fadeIn 0.8s 0.6s ease-out both;
}

/* scroll hint */

.scroll-hint {
  position: absolute;
  bottom: 2.5rem;
  display: flex;
  justify-content: center;
  animation: fadeIn 1s 1.4s ease-out both;
}

.scroll-line {
  display: block;
  width: 1px;
  height: 48px;
  background: linear-gradient(to bottom, var(--blue), transparent);
  animation: pulse 2.4s ease-in-out infinite;
}

/* ════ About ════ */

.about {
  padding: 5rem 2rem 4rem;
}

.about-text {
  font-size: clamp(1.05rem, 2.5vw, 1.25rem);
  line-height: 1.75;
  color: var(--dark-mid);
  max-width: 540px;
}

.about-text strong {
  font-weight: 500;
  color: var(--dark);
}

/* ════ Services ════ */

.services {
  padding: 4rem 2rem 5rem;
}

.services-list {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.service-item {
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 12px;
  padding: 1.5rem 1.75rem;
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease, opacity 0.7s ease;
  opacity: 0;
  transform: translateY(16px);
}

.service-featured {
  border-left: 3px solid var(--blue);
}

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

.service-item:hover {
  transform: translateY(-2px);
  border-color: var(--blue);
  box-shadow: 0 8px 32px var(--blue-soft);
}

.service-icon {
  width: 28px;
  height: 28px;
  color: var(--blue);
  flex-shrink: 0;
  margin-top: 2px;
}

.service-icon svg {
  width: 100%;
  height: 100%;
}

.service-item h3 {
  font-weight: 500;
  font-size: 1rem;
  margin-bottom: 0.35rem;
  color: var(--dark);
}

.service-item p {
  font-size: 0.88rem;
  line-height: 1.55;
  color: var(--gray);
}

/* ════ Contact / Footer ════ */

.contact {
  padding: 5rem 2rem 3rem;
}

.contact-email {
  display: inline-block;
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(1.4rem, 3.5vw, 2rem);
  font-weight: 400;
  color: var(--blue);
  text-decoration: none;
  margin-bottom: 2rem;
  position: relative;
  transition: opacity 0.2s;
}

.contact-email::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 100%;
  height: 1px;
  background: var(--blue);
  opacity: 0.3;
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.3s ease;
}

.contact-email:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

.footer-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.78rem;
  color: var(--gray-light);
  padding-top: 2rem;
  border-top: 1px solid var(--card-border);
}

.dot {
  opacity: 0.4;
}

/* ════ Animations ════ */

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes pulse {
  0%, 100% { opacity: 0.3; }
  50%      { opacity: 1; }
}

/* ════ Responsive ════ */

@media (max-width: 600px) {
  .logo {
    width: 140px;
  }

  .service-item {
    padding: 1.25rem;
  }

  .footer-meta {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.25rem;
  }

  .dot {
    display: none;
  }
}