/* ── Reset & Base ─────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:          #0D0D0D;
  --surface:     #161616;
  --text:        #FFFFFF;
  --muted:       #888888;
  --muted-bright: #BBBBBB;
  --accent:      #6C63FF;
  --accent-h:    #8B83FF;
  --border:      #222222;
  --radius:      12px;
  --transition:  0.22s ease;
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { display: block; max-width: 100%; }
a   { color: inherit; text-decoration: none; }

/* ── Utilities ────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}

.section-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 14px;
}

.section-heading {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

/* ── Navigation ───────────────────────────────────────── */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(13, 13, 13, 0.75);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  transition: background var(--transition);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.nav-logo {
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text);
}

.nav-logo span { color: var(--accent); }

.nav-logo-img {
  display: inline-block;
  height: 2em;
  width: auto;
  vertical-align: middle;
  margin-left: 8px;
  position: relative;
  top: -1px;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav-about {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--muted-bright);
  transition: color var(--transition);
}

.nav-about:hover { color: var(--text); }

.nav-contact {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text);
  border: 1px solid var(--border);
  padding: 8px 20px;
  border-radius: 6px;
  transition: border-color var(--transition), color var(--transition), background var(--transition);
}

.nav-contact:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(108, 99, 255, 0.08);
}

/* ── Hero ─────────────────────────────────────────────── */
#hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-image: url('skyline.jpg');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  animation: heroPan 22s ease-in-out infinite;
}

@keyframes heroPan {
  0%   { transform: scale(1.05) translateX(0px); }
  50%  { transform: scale(1.05) translateX(-20px); }
  100% { transform: scale(1.05) translateX(0px); }
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.65);
}

/* gradient fade at bottom to blend into next section */
.hero-overlay::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 180px;
  background: linear-gradient(to bottom, transparent, var(--bg));
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 780px;
  padding-top: 80px;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 22px;
}

.hero-eyebrow::before {
  content: '';
  display: block;
  width: 28px; height: 2px;
  background: var(--accent);
  border-radius: 2px;
}

.hero-headline {
  font-size: clamp(2.6rem, 7vw, 5.2rem);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -0.03em;
  color: var(--text);
  margin-bottom: 24px;
}

.hero-headline em {
  font-style: normal;
  color: var(--accent);
}

.hero-sub {
  font-size: clamp(1rem, 2.2vw, 1.2rem);
  color: var(--muted-bright);
  max-width: 520px;
  margin-bottom: 42px;
  line-height: 1.7;
}

.hero-ctas {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 30px;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: 8px;
  cursor: pointer;
  transition: background var(--transition), color var(--transition),
              border-color var(--transition), transform var(--transition),
              box-shadow var(--transition);
  border: 1px solid transparent;
  letter-spacing: 0.01em;
}

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

.btn-primary {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
  box-shadow: 0 4px 24px rgba(108, 99, 255, 0.3);
}

.btn-primary:hover {
  background: var(--accent-h);
  border-color: var(--accent-h);
  box-shadow: 0 8px 32px rgba(108, 99, 255, 0.45);
}

.btn-ghost {
  background: transparent;
  color: var(--text);
  border-color: rgba(255, 255, 255, 0.25);
}

.btn-ghost:hover {
  border-color: rgba(255, 255, 255, 0.6);
  background: rgba(255, 255, 255, 0.06);
}

/* scroll indicator */
.hero-scroll {
  position: absolute;
  bottom: 36px; left: 50%;
  transform: translateX(-50%);
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--muted-bright);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  opacity: 0.7;
}

.hero-scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--muted-bright), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%, 100% { opacity: 0.4; }
  50%       { opacity: 1; }
}

/* ── Section Shared ───────────────────────────────────── */
section {
  padding: 100px 0;
}

/* ── Benefits ─────────────────────────────────────────── */
#benefits { background: var(--bg); }

.benefits-header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 64px;
}

.benefits-header p {
  color: var(--muted-bright);
  font-size: 1.05rem;
  margin-top: 16px;
  line-height: 1.7;
}

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.benefit-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 32px;
  transition: border-color var(--transition), transform var(--transition),
              box-shadow var(--transition);
  position: relative;
  overflow: hidden;
}

.benefit-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), transparent);
  opacity: 0;
  transition: opacity var(--transition);
}

.benefit-card:hover {
  border-color: rgba(108, 99, 255, 0.4);
  transform: translateY(-4px);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.4);
}

.benefit-card:hover::before { opacity: 1; }

.benefit-num {
  font-size: 2.8rem;
  font-weight: 900;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 20px;
  opacity: 0.85;
  letter-spacing: -0.04em;
}

.benefit-icon {
  width: 44px; height: 44px;
  background: rgba(108, 99, 255, 0.12);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.benefit-icon svg {
  width: 22px; height: 22px;
  stroke: var(--accent);
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.benefit-card-img {
  display: block;
  width: 56px;
  height: 56px;
  object-fit: contain;
  margin: 0 auto 20px;
}

.benefit-title {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}

.benefit-desc {
  font-size: 0.92rem;
  color: var(--muted-bright);
  line-height: 1.65;
}

/* ── Portfolio ────────────────────────────────────────── */
#portfolio {
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.portfolio-header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 64px;
}

.portfolio-header p {
  color: var(--muted-bright);
  font-size: 1.05rem;
  margin-top: 16px;
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.project-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color var(--transition), transform var(--transition),
              box-shadow var(--transition);
}

.project-card:hover {
  border-color: rgba(108, 99, 255, 0.4);
  transform: translateY(-4px);
  box-shadow: 0 20px 56px rgba(0, 0, 0, 0.5);
}

.project-thumb {
  position: relative;
  overflow: hidden;
}

.project-thumb-img {
  display: block;
  width: 100%;
  height: 220px;
  object-fit: cover;
  border-radius: var(--radius) var(--radius) 0 0;
  cursor: zoom-in;
  transition: transform 0.4s ease, opacity var(--transition);
}

.project-thumb-img:hover {
  transform: scale(1.04);
  opacity: 0.88;
}

.project-thumb-label {
  position: absolute;
  top: 14px; right: 14px;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: rgba(108, 99, 255, 0.2);
  color: var(--accent);
  border: 1px solid rgba(108, 99, 255, 0.3);
  padding: 4px 10px;
  border-radius: 4px;
  backdrop-filter: blur(4px);
}

.project-body {
  padding: 24px;
}

.project-name {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}

.project-desc {
  font-size: 0.875rem;
  color: var(--muted-bright);
  line-height: 1.6;
  margin-bottom: 18px;
}

.project-link {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: 5px;
  transition: gap var(--transition), color var(--transition);
}

.project-link:hover {
  color: var(--accent-h);
  gap: 9px;
}

/* ── Social Proof ─────────────────────────────────────── */
#social-proof {
  background: var(--bg);
  border-top: 1px solid var(--border);
}

.social-proof-header {
  text-align: center;
  margin-bottom: 64px;
}

.social-proof-heading {
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 900;
  letter-spacing: -0.03em;
  margin-bottom: 14px;
}

.social-proof-stars {
  font-size: 1.9rem;
  color: #FFD700;
  letter-spacing: 6px;
  margin-bottom: 14px;
  line-height: 1;
}

.social-proof-sub {
  font-size: 1rem;
  color: var(--muted);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.testimonial-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px 32px 28px;
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: border-color var(--transition), transform var(--transition),
              box-shadow var(--transition);
}

.testimonial-card:hover {
  border-color: rgba(108, 99, 255, 0.4);
  transform: translateY(-4px);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.4);
}

.testimonial-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  object-fit: cover;
  object-position: center top;
  border: 2px solid var(--border);
  flex-shrink: 0;
}

.testimonial-quote-mark {
  font-family: Georgia, serif;
  font-size: 5.5rem;
  line-height: 0.75;
  color: var(--accent);
  opacity: 0.18;
  margin-bottom: 10px;
  user-select: none;
}

.testimonial-text {
  font-size: 0.935rem;
  color: var(--text);
  line-height: 1.75;
  flex: 1;
  margin-bottom: 24px;
}

.testimonial-author {
  border-top: 1px solid var(--border);
  padding-top: 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.testimonial-author-text {
  display: flex;
  flex-direction: column;
}

.testimonial-name {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 3px;
}

.testimonial-biz {
  font-size: 0.82rem;
  color: #888888;
}

/* ── Contact ──────────────────────────────────────────── */
#contact { background: var(--bg); }

.contact-wrapper {
  max-width: 600px;
  margin: 0 auto;
  text-align: center;
}

.contact-wrapper .section-heading { margin-bottom: 14px; }

.contact-helper {
  font-size: 0.95rem;
  color: var(--muted);
  margin-bottom: 48px;
  line-height: 1.65;
}

.contact-helper strong { color: var(--text); font-weight: 600; }

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
  text-align: left;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--muted);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.form-group input,
.form-group textarea {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-family: 'Inter', sans-serif;
  font-size: 0.95rem;
  padding: 14px 16px;
  width: 100%;
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
  resize: vertical;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: #444;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(108, 99, 255, 0.15);
}

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

.form-submit {
  margin-top: 8px;
}

.form-submit .btn-primary {
  width: 100%;
  justify-content: center;
  font-size: 1rem;
  padding: 16px;
}

/* success state */
.form-success {
  display: none;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  padding: 48px 24px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  text-align: center;
}

.form-success.show { display: flex; }

.form-success-icon {
  width: 52px; height: 52px;
  background: rgba(108, 99, 255, 0.12);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.form-success-icon svg {
  width: 26px; height: 26px;
  stroke: var(--accent);
  fill: none;
  stroke-width: 2.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.form-success h3 { font-size: 1.2rem; font-weight: 700; }
.form-success p  { color: var(--muted); font-size: 0.92rem; }

/* ── Footer ───────────────────────────────────────────── */
footer {
  border-top: 1px solid var(--border);
  padding: 32px 24px;
  text-align: center;
}

.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.footer-logo {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.01em;
}

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

.footer-copy {
  font-size: 0.82rem;
  color: var(--muted);
}

/* ── About Page ───────────────────────────────────────── */
.about-wrapper {
  max-width: 700px;
  margin: 0 auto;
  padding: 120px 24px 100px;
  text-align: center;
}

.about-quote {
  text-align: left;
  border-left: 3px solid var(--accent);
  padding: 4px 0 4px 24px;
  margin: 32px 0 48px;
  font-size: 1.05rem;
  color: var(--muted-bright);
  line-height: 1.85;
  font-style: italic;
}

.about-quote cite {
  display: block;
  margin-top: 20px;
  font-style: normal;
  font-weight: 700;
  color: var(--text);
  font-size: 1rem;
}

.about-founder-img {
  display: block;
  width: 100%;
  max-width: 360px;
  margin: 0 auto;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  object-fit: cover;
}

/* ── Lightbox ─────────────────────────────────────────── */
#lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.9);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}

#lightbox.active {
  opacity: 1;
  pointer-events: all;
}

.lightbox-img {
  max-width: 90vw;
  max-height: 90vh;
  object-fit: contain;
  border-radius: 8px;
  box-shadow: 0 32px 80px rgba(0, 0, 0, 0.8);
  display: block;
}

.lightbox-close {
  position: absolute;
  top: 20px;
  right: 24px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #fff;
  font-size: 1rem;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Inter', sans-serif;
  line-height: 1;
  transition: background var(--transition), border-color var(--transition);
}

.lightbox-close:hover {
  background: rgba(255, 255, 255, 0.22);
  border-color: rgba(255, 255, 255, 0.45);
}

/* ── Responsive ───────────────────────────────────────── */
@media (max-width: 900px) {
  .benefits-grid,
  .portfolio-grid,
  .testimonials-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  section { padding: 72px 0; }

  .benefits-grid,
  .portfolio-grid,
  .testimonials-grid {
    grid-template-columns: 1fr;
  }

  .hero-headline { letter-spacing: -0.02em; }

  .hero-ctas { flex-direction: column; }
  .hero-ctas .btn { width: 100%; justify-content: center; }

  .benefit-card { padding: 28px 24px; }

  nav .nav-inner { height: 56px; }
}

/* ── Scroll-reveal animation ──────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }