/* =====================================================
   HADES — Technology Solutions
   Design: Military-grade minimalism, premium dark
   ===================================================== */

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

:root {
  --bg:          #000000;
  --bg-1:        #080808;
  --bg-2:        #0f0f0f;
  --bg-3:        #141414;
  --border:      #1c1c1c;
  --border-md:   #2a2a2a;
  --text:        #ffffff;
  --text-2:      #a0a0a0;
  --text-3:      #555555;
  --text-4:      #2a2a2a;
  --font-sans:   'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono:   'IBM Plex Mono', 'Courier New', monospace;
  --nav-h:       60px;
  --ease:        cubic-bezier(0.16, 1, 0.3, 1);
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

a  { color: inherit; text-decoration: none; }
ul { list-style: none; }
em { font-style: italic; color: var(--text); }

.mono { font-family: var(--font-mono); }
.container { max-width: 1200px; margin: 0 auto; padding: 0 48px; }
.label-tag {
  display: inline-block;
  font-size: 0.62rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-3);
}

/* Grain canvas */
#grain {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9999;
  opacity: 0.038;
  mix-blend-mode: screen;
}


/* ─── NAV ──────────────────────────────────────────── */
#nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 200;
  height: var(--nav-h);
  transition: background 0.4s var(--ease), border-color 0.4s var(--ease);
  border-bottom: 1px solid transparent;
}
#nav.scrolled {
  background: rgba(0,0,0,0.92);
  border-color: var(--border);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 48px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-size: 0.95rem;
  font-weight: 800;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--text);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
}
.nav-links a {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-3);
  transition: color 0.2s ease;
}
.nav-links a:hover { color: var(--text); }

.nav-right { display: flex; align-items: center; gap: 20px; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}
.nav-toggle span {
  display: block;
  width: 20px; height: 1px;
  background: var(--text);
  transition: transform 0.3s ease, opacity 0.3s ease;
}
.nav-toggle[aria-expanded="true"] span:first-child { transform: translateY(6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:last-child  { transform: translateY(-6px) rotate(-45deg); }


/* ─── HERO ─────────────────────────────────────────── */
#hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: var(--nav-h);
  overflow: hidden;
}

.hero-bg-word {
  position: absolute;
  right: 0;
  bottom: -0.12em;
  font-size: clamp(160px, 24vw, 340px);
  font-weight: 900;
  letter-spacing: -0.04em;
  color: transparent;
  -webkit-text-stroke: 1px var(--border-md);
  pointer-events: none;
  user-select: none;
  line-height: 1;
  white-space: nowrap;
  opacity: 0.32;
}

.hero-inner {
  position: relative;
  z-index: 2;
  padding-bottom: 100px;
  padding-top: 60px;
}

.hero-headline {
  font-size: clamp(60px, 10vw, 148px);
  font-weight: 900;
  line-height: 0.93;
  letter-spacing: -0.03em;
  margin-bottom: 52px;
  display: flex;
  flex-direction: column;
}
.hero-line {
  display: block;
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
}
.hero-line--dim { color: var(--text-3); }
.hero-line.in  { opacity: 1; transform: none; }

.hero-foot {
  display: flex;
  align-items: flex-end;
  gap: 64px;
}
.hero-sub {
  font-size: 0.95rem;
  font-weight: 300;
  color: var(--text-2);
  line-height: 1.75;
  max-width: 320px;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 22px;
  background: var(--text);
  color: var(--bg);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  white-space: nowrap;
  transition: background 0.2s ease, color 0.2s ease;
  flex-shrink: 0;
}
.btn-primary:hover { background: #d8d8d8; }


/* ─── INTRO ────────────────────────────────────────── */
#intro { padding: 120px 0; }

.intro-statement {
  font-size: clamp(1.05rem, 2vw, 1.45rem);
  font-weight: 300;
  line-height: 1.78;
  color: var(--text-2);
  max-width: 820px;
  border-left: 1px solid var(--border-md);
  padding-left: 32px;
}
.intro-statement em { color: var(--text); font-style: normal; font-weight: 500; }


/* ─── SECTION COMMON ───────────────────────────────── */
.section-header { margin-bottom: 72px; }
.section-header .label-tag { margin-bottom: 20px; }

.section-title {
  font-size: clamp(36px, 5.5vw, 72px);
  font-weight: 800;
  line-height: 0.98;
  letter-spacing: -0.025em;
}


/* ─── SERVICES ─────────────────────────────────────── */
#services { padding: 120px 0; border-top: 1px solid var(--border); }

.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
}

.service-card {
  background: var(--bg);
  display: grid;
  grid-template-columns: 1fr 1fr;
  transition: background 0.3s ease;
  overflow: hidden;
}
.service-card:hover { background: var(--bg-2); }

.card-body {
  padding: 44px 40px;
  display: flex;
  flex-direction: column;
}

.card-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  border-left: 1px solid var(--border);
  padding: 32px 28px;
  background: var(--bg-1);
  transition: background 0.3s ease;
}
.card-visual svg {
  width: 100%;
  height: auto;
  max-height: 180px;
  opacity: 0.32;
  transition: opacity 0.45s var(--ease);
}
.service-card:hover .card-visual { background: var(--bg-2); }
.service-card:hover .card-visual svg { opacity: 0.68; }

.card-top {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 28px;
}
.card-index {
  font-size: 0.6rem;
  letter-spacing: 0.18em;
  color: var(--text-4);
  flex-shrink: 0;
}
.card-accent-line {
  height: 1px;
  flex: 1;
  background: var(--border);
  transform-origin: left;
  transform: scaleX(0.3);
  transition: transform 0.5s var(--ease), background 0.3s ease;
}
.service-card:hover .card-accent-line {
  transform: scaleX(1);
  background: var(--text-3);
}

.card-title {
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.2;
  margin-bottom: 16px;
}
.card-desc {
  font-size: 0.85rem;
  font-weight: 300;
  color: var(--text-2);
  line-height: 1.78;
  margin-bottom: 24px;
  flex: 1;
}

.card-cta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-3);
  margin-top: auto;
  transition: color 0.2s ease, gap 0.2s ease;
}
.card-cta svg { transition: transform 0.3s var(--ease); }
.service-card:hover .card-cta      { color: var(--text); gap: 14px; }
.service-card:hover .card-cta svg  { transform: translateX(4px); }


/* ─── STATS ────────────────────────────────────────── */
#stats {
  padding: 100px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: var(--bg-1);
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}
.stat {
  padding: 0 48px 0 0;
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.stat:first-child { padding-left: 0; }
.stat:not(:first-child) { padding-left: 48px; }
.stat:last-child { border-right: none; }

.stat-num {
  font-size: clamp(40px, 4.5vw, 64px);
  font-weight: 400;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--text);
}
.stat-label {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-3);
}


/* ─── ABOUT ────────────────────────────────────────── */
#about { padding: 140px 0; }
.about-grid {
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: 100px;
  align-items: start;
}
.about-left .label-tag { margin-bottom: 20px; }
.about-left .section-title { margin-bottom: 36px; }


.about-right p {
  font-size: 0.9rem;
  font-weight: 300;
  color: var(--text-2);
  line-height: 1.85;
  margin-bottom: 20px;
}
.about-quote {
  margin-top: 40px;
  padding: 24px 28px;
  border: 1px solid var(--border);
  background: var(--bg-1);
}
.about-quote p {
  font-family: var(--font-mono);
  font-size: 0.8rem !important;
  letter-spacing: 0.06em;
  color: var(--text-2) !important;
  margin-bottom: 0 !important;
  font-style: italic;
}


/* ─── CONTACT ──────────────────────────────────────── */
#contact {
  padding: 140px 0;
  border-top: 1px solid var(--border);
  background: var(--bg-1);
}
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 100px;
  align-items: start;
}
.contact-left .label-tag { margin-bottom: 20px; }
.contact-left .section-title { margin-bottom: 28px; }

.contact-note {
  font-size: 0.82rem;
  font-weight: 300;
  color: var(--text-3);
  line-height: 1.72;
  margin-bottom: 52px;
  max-width: 300px;
}
.contact-details { display: flex; flex-direction: column; gap: 28px; }
.contact-item { display: flex; flex-direction: column; gap: 5px; }
.contact-item dt {
  font-size: 0.58rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--text-4);
}
.contact-item dd {
  font-size: 0.85rem;
  font-weight: 400;
  color: var(--text-2);
}

.contact-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text-2);
  transition: color 0.2s ease;
}
.contact-link:hover { color: var(--text); }

.contact-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.contact-link--wa { color: var(--text-3); }
.contact-link--wa:hover { color: #25d366; }
.contact-icon--wa { width: 22px; height: 22px; }

/* Form wrapper */
.form-wrapper {
  border: 1px solid var(--border);
  background: var(--bg);
}
.form-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 24px;
  border-bottom: 1px solid var(--border);
}
.form-status {
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  color: var(--text-4);
  transition: color 0.3s ease;
}
.form-status.active { color: var(--text-3); }

.contact-form { padding: 32px 28px 0; display: flex; flex-direction: column; gap: 20px; }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { display: flex; flex-direction: column; gap: 8px; }
.form-group label {
  font-size: 0.58rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-3);
}
.form-group input,
.form-group textarea {
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--border);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 0.88rem;
  font-weight: 300;
  padding: 10px 0;
  outline: none;
  border-radius: 0;
  transition: border-color 0.25s ease;
  width: 100%;
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--text-4); }
.form-group input:focus,
.form-group textarea:focus { border-color: var(--text-3); }
.form-group textarea { resize: vertical; min-height: 90px; }

.select-wrap { position: relative; }
.select-wrap select {
  width: 100%;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--border);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 0.88rem;
  font-weight: 300;
  padding: 10px 0;
  padding-right: 24px;
  outline: none;
  border-radius: 0;
  -webkit-appearance: none;
  appearance: none;
  cursor: pointer;
  transition: border-color 0.25s ease;
}
.select-wrap select:focus { border-color: var(--text-3); }
.select-wrap select option { background: #111; color: var(--text); }
.select-arrow {
  position: absolute;
  right: 4px;
  top: 50%;
  transform: translateY(-50%);
  pointer-events: none;
  color: var(--text-3);
}

.btn-submit {
  display: block;
  width: calc(100% + 56px);
  margin-left: -28px;
  margin-right: -28px;
  padding: 16px 28px;
  background: var(--text);
  color: var(--bg);
  font-family: var(--font-sans);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  border: none;
  cursor: pointer;
  transition: background 0.2s ease;
  position: relative;
  overflow: hidden;
}
.btn-submit:hover:not(:disabled) { background: #d8d8d8; }
.btn-submit:disabled { opacity: 0.5; cursor: not-allowed; }
.btn-loading { display: none; }
.btn-submit.loading .btn-label  { display: none; }
.btn-submit.loading .btn-loading { display: inline; }


.form-success {
  display: none;
  padding: 52px 28px;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  text-align: center;
}
.form-success:not([hidden]) { display: flex; }
.success-icon {
  font-size: 1.4rem;
  color: var(--text-2);
  line-height: 1;
}
.form-success p {
  font-size: 0.85rem;
  color: var(--text-3);
  line-height: 1.7;
  max-width: 280px;
}


/* ─── FOOTER ───────────────────────────────────────── */
#footer {
  padding: 52px 0 36px;
  border-top: 1px solid var(--border);
}
.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 52px;
}
.footer-brand .logo { font-size: 0.85rem; }
.footer-tagline {
  font-size: 0.75rem;
  font-weight: 300;
  color: var(--text-3);
  line-height: 1.65;
  margin-top: 10px;
}
.footer-nav { display: flex; gap: 32px; align-items: center; }
.footer-nav a {
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-4);
  transition: color 0.2s ease;
}
.footer-nav a:hover { color: var(--text-2); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid var(--border);
  padding-top: 20px;
  gap: 16px;
  flex-wrap: wrap;
}
.footer-copy {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.08em;
  color: var(--text-4);
}


/* ─── REVEAL ANIMATIONS ────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition:
    opacity 0.75s var(--ease),
    transform 0.75s var(--ease);
  transition-delay: var(--reveal-delay, 0ms);
}
.reveal.in { opacity: 1; transform: none; }


/* ─── RESPONSIVE ───────────────────────────────────── */
@media (max-width: 1100px) {
  .service-card { grid-template-columns: 55% 45%; }
}

@media (max-width: 900px) {
  .container { padding: 0 28px; }
  .nav-inner { padding: 0 28px; }

  /* Mobile nav */
  .nav-links {
    display: none;
    position: fixed;
    inset: var(--nav-h) 0 0 0;
    background: rgba(0,0,0,0.97);
    backdrop-filter: blur(20px);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 36px;
    z-index: 190;
  }
  .nav-links.open { display: flex; }
  .nav-links a { font-size: 1rem; letter-spacing: 0.2em; color: var(--text-2); }
  .nav-toggle { display: flex; }

  /* Hero */
  .hero-headline { font-size: clamp(52px, 14vw, 96px); }
  .hero-foot { flex-direction: column; align-items: flex-start; gap: 28px; }
  .hero-bg-word { font-size: clamp(120px, 38vw, 240px); opacity: 0.2; }
  /* Services */
  .services-grid { grid-template-columns: 1fr; }
  .service-card { grid-template-columns: 1fr 1fr; }
  .card-body { padding: 36px 28px; }

  /* Stats */
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--border); }
  .stat {
    background: var(--bg-1);
    padding: 36px 28px;
    border-right: none;
  }
  .stat:not(:first-child) { padding-left: 28px; }

  /* About / Contact */
  .about-grid,
  .contact-grid { grid-template-columns: 1fr; gap: 56px; }

  /* Form */
  .form-row { grid-template-columns: 1fr; }
  .btn-submit { width: calc(100% + 56px); }

  #intro, #stats { padding: 80px 0; }
  #services, #about, #contact { padding: 100px 0; }
  .section-title { font-size: clamp(32px, 8vw, 52px); }
}

@media (max-width: 600px) {
  .service-card { grid-template-columns: 1fr; }
  .card-visual { border-left: none; border-top: 1px solid var(--border); min-height: 140px; }
  .card-body { padding: 28px 24px; }
}

@media (max-width: 480px) {
  .hero-headline { font-size: clamp(44px, 16vw, 72px); }
  .hero-inner { padding-bottom: 80px; padding-top: 40px; }
}