/* ================================================================
   DamPhi Web Studio — Master Stylesheet
   webstudio.damphi.com
   5 States: terminal → ide → enterprise → evolution → cyberpunk
   ================================================================ */

@import url('https://fonts.googleapis.com/css2?family=Space+Mono:ital,wght@0,400;0,700;1,400&family=Syne:wght@400;700;800&family=DM+Sans:opsz,wght@9..40,300;9..40,400;9..40,500&family=Cormorant+Garamond:ital,wght@0,300;0,400;0,600;1,300;1,400&display=swap');

/* ── CSS Variables by State ── */
:root {
  --bg:           #0d1117;
  --bg2:          #161b22;
  --bg3:          #21262d;
  --surface:      #0d1117;
  --text:         #e6edf3;
  --text2:        #8b949e;
  --text3:        #484f58;
  --accent:       #58a6ff;
  --accent2:      #3fb950;
  --border:       rgba(240,246,252,0.1);
  --border2:      rgba(240,246,252,0.2);
  --r:            6px;
  --z:            0px;
  --perspective:  1400px;
  --font-display: 'Cormorant Garamond', serif;
  --font-head:    'Syne', sans-serif;
  --font-body:    'DM Sans', sans-serif;
  --font-mono:    'Space Mono', monospace;
  --transition:   0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

/* STATE: terminal */
[data-state="terminal"] {
  --bg:       #000;
  --bg2:      #001a00;
  --text:     #00ff41;
  --text2:    #00aa2a;
  --text3:    #004d12;
  --accent:   #00ff41;
  --border:   rgba(0,255,65,0.15);
}

/* STATE: ide */
[data-state="ide"] {
  --bg:       #0d1117;
  --bg2:      #161b22;
  --bg3:      #1c2128;
  --surface:  #13161d;
  --text:     #e6edf3;
  --text2:    #8b949e;
  --accent:   #58a6ff;
  --accent2:  #3fb950;
  --border:   rgba(240,246,252,0.1);
}

/* STATE: enterprise */
[data-state="enterprise"] {
  --bg:       #f5f0e8;
  --bg2:      #ede8df;
  --bg3:      #e4ddd3;
  --surface:  #faf7f2;
  --text:     #1a1510;
  --text2:    #5a5048;
  --text3:    #9a9088;
  --accent:   #1a1510;
  --accent2:  #c9a84c;
  --border:   rgba(26,21,16,0.1);
  --border2:  rgba(26,21,16,0.2);
  --r:        2px;
}

/* STATE: evolution */
[data-state="evolution"] {
  --bg:       #120e08;
  --bg2:      #1a140c;
  --surface:  #0f0b06;
  --text:     #f0e8d8;
  --text2:    #8a7a6a;
  --accent:   #f97316;
  --accent2:  #c9a84c;
  --border:   rgba(249,115,22,0.2);
  --r:        4px;
}

/* STATE: cyberpunk (DamPhi Corporate Navy & Gold) */
[data-state="cyberpunk"] {
  --bg:       #050814;
  --bg2:      #080b1a;
  --bg3:      #0c1024;
  --surface:  #0a0f1a;
  --text:     #f4f0eb;
  --text2:    #94a3b8;
  --text3:    #475569;
  --accent:   #c9a84c;
  --accent2:  #e5b85c;
  --border:   rgba(201,168,76,0.15);
  --border2:  rgba(201,168,76,0.30);
  --r:        8px;
  --z:        60px;
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; -webkit-font-smoothing: antialiased; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  min-height: 100vh;
  overflow-x: hidden;
  transition: background var(--transition), color var(--transition);
  padding-top: env(safe-area-inset-top);
}

/* ── Typography ── */
h1, h2, h3, h4 {
  font-family: var(--font-head);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.02em;
}

[data-state="enterprise"] h1,
[data-state="enterprise"] h2,
[data-state="enterprise"] h3 {
  font-family: var(--font-display);
  font-weight: 300;
  letter-spacing: -0.01em;
}

.mono { font-family: var(--font-mono); }

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border2); border-radius: 2px; }
::selection { background: var(--accent); color: var(--bg); }

/* ── Grain overlay ── */
body::after {
  content: '';
  position: fixed; inset: 0; z-index: 9997;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 512 512' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='4'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.028'/%3E%3C/svg%3E");
  pointer-events: none; opacity: 0.7;
}

/* ── Navigation ── */
.top-nav {
  position: sticky; top: 0; z-index: 500;
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.25rem 2.5rem;
  background: rgba(0,0,0,0.5);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  transition: all var(--transition);
}

[data-state="enterprise"] .top-nav,
[data-state="evolution"] .top-nav {
  background: rgba(245,240,232,0.9);
}

.nav-logo {
  font-family: var(--font-head);
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--text);
  text-decoration: none;
}
.nav-logo em { color: var(--accent2); font-style: normal; }

.nav-links {
  display: flex; align-items: center; gap: 2rem;
}

.nav-link {
  font-size: 0.82rem; font-weight: 500;
  color: var(--text2); text-decoration: none;
  transition: color 0.2s;
}
.nav-link:hover { color: var(--text); }

.lang-switch {
  font-family: var(--font-mono); font-size: 0.7rem;
  color: var(--text3);
  display: flex; align-items: center; gap: 0.4rem;
}
.lang-switch a { color: var(--text2); text-decoration: none; transition: color 0.2s; }
.lang-switch a:hover, .lang-switch .active { color: var(--text); }

.nav-cta {
  padding: 0.55rem 1.25rem;
  background: var(--text); color: var(--bg);
  border: none; border-radius: var(--r);
  font-family: var(--font-head); font-size: 0.78rem; font-weight: 700;
  cursor: pointer; text-decoration: none; display: inline-block;
  transition: opacity 0.2s;
}
.nav-cta:hover { opacity: 0.75; }

.nav-hamburger {
  display: none; flex-direction: column; gap: 5px;
  background: transparent; border: none; cursor: pointer; padding: 4px;
}
.nav-hamburger span {
  width: 22px; height: 1.5px;
  background: var(--text); display: block; transition: all 0.3s;
}

/* ── Engine Container ── */
.engine-container {
  max-width: 1280px; margin: 0 auto;
  padding: 3rem 2.5rem;
  perspective: var(--perspective);
  transform-style: preserve-3d;
}

/* ── Hero Block ── */
.hero-block {
  padding: 5rem 4rem;
  margin-bottom: 2rem;
  border: 1px solid var(--border);
  border-radius: var(--r);
  background: var(--surface);
  transition: all var(--transition);
  position: relative; overflow: hidden;
}

/* ── Cards Grid ── */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.service-card {
  padding: 2rem;
  border: 1px solid var(--border);
  border-radius: var(--r);
  background: var(--surface);
  transition: all var(--transition);
  position: relative; overflow: hidden;
}

.card-num {
  font-family: var(--font-mono); font-size: 0.6rem;
  color: var(--text3); letter-spacing: 0.1em;
  margin-bottom: 0.75rem;
}

.service-card h3 {
  font-size: 1rem; margin: 0 0 0.5rem;
  color: var(--text);
}
.service-card p {
  font-size: 0.85rem; color: var(--text2); line-height: 1.6;
}

/* ── Stats Bar ── */
.stats-bar {
  display: grid; grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  margin: 3rem 0;
  transition: all var(--transition);
}
.stat-item {
  padding: 2.5rem 2rem;
  border-right: 1px solid var(--border);
}
.stat-item:last-child { border-right: none; }
.stat-num {
  font-family: var(--font-head); font-size: 2.5rem;
  font-weight: 800; line-height: 1;
  margin-bottom: 0.3rem; color: var(--text);
}
.stat-label {
  font-family: var(--font-mono); font-size: 0.65rem;
  color: var(--text3); letter-spacing: 0.08em;
}

/* ── Section ── */
.section-eyebrow {
  font-family: var(--font-mono); font-size: 0.62rem;
  letter-spacing: 0.2em; text-transform: uppercase;
  color: var(--text3); margin-bottom: 1rem;
}
.section-title {
  font-size: clamp(2rem, 4vw, 3.5rem); font-weight: 800;
  color: var(--text); margin-bottom: 1.5rem;
  letter-spacing: -0.03em;
}
[data-state="enterprise"] .section-title {
  font-family: var(--font-display);
  font-weight: 300; letter-spacing: -0.01em;
}
.section-sub {
  font-size: 1rem; color: var(--text2);
  max-width: 560px; line-height: 1.7;
}

/* ── Templates ── */
.templates-section { padding: 6rem 0; }
.templates-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem; margin-top: 3rem;
}
.template-card {
  border: 1px solid var(--border); border-radius: var(--r);
  overflow: hidden; cursor: pointer;
  background: var(--surface); transition: all 0.3s;
}
.template-card:hover {
  border-color: var(--border2);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.3);
}
.template-preview { height: 200px; overflow: hidden; }
.template-info { padding: 1.25rem; border-top: 1px solid var(--border); }
.template-tag {
  font-family: var(--font-mono); font-size: 0.58rem;
  letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--text3); margin-bottom: 0.3rem;
}
.template-name {
  font-size: 0.92rem; font-weight: 700;
  font-family: var(--font-head); color: var(--text);
}
.template-cta {
  margin-top: 0.6rem; font-size: 0.7rem;
  font-family: var(--font-mono); color: var(--text3);
  background: transparent; border: none;
  cursor: pointer; padding: 0; transition: color 0.2s;
}
.template-cta:hover { color: var(--accent); }

/* ── Process ── */
.process-section { padding: 6rem 0; border-top: 1px solid var(--border); }
.process-grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 2rem; margin-top: 3rem;
  counter-reset: step;
}
.process-step {
  border-top: 2px solid var(--border2); padding-top: 1.5rem;
}
.process-step::before {
  content: '0' counter(step); counter-increment: step;
  font-family: var(--font-mono); font-size: 0.6rem;
  color: var(--accent2); letter-spacing: 0.1em;
  display: block; margin-bottom: 0.75rem;
}
.process-step h4 { font-size: 0.95rem; margin-bottom: 0.5rem; color: var(--text); }
.process-step p { font-size: 0.82rem; color: var(--text2); line-height: 1.6; }

/* ── Contact ── */
.contact-section { padding: 6rem 0; border-top: 1px solid var(--border); }
.contact-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 4rem; margin-top: 3rem;
}
.contact-form { display: flex; flex-direction: column; gap: 1rem; }
.form-group { display: flex; flex-direction: column; gap: 0.4rem; }
.form-label {
  font-family: var(--font-mono); font-size: 0.65rem;
  color: var(--text3); letter-spacing: 0.1em; text-transform: uppercase;
}
.form-input, .form-textarea, .form-select {
  background: var(--bg2); border: 1px solid var(--border);
  border-radius: var(--r); padding: 0.75rem 1rem;
  color: var(--text); font-family: var(--font-body); font-size: 0.9rem;
  width: 100%; outline: none; transition: border-color 0.2s;
}
.form-input:focus, .form-textarea:focus, .form-select:focus {
  border-color: var(--accent);
}
.form-textarea { resize: vertical; min-height: 140px; }
.form-submit {
  padding: 0.875rem 2rem;
  background: var(--text); color: var(--bg);
  border: none; border-radius: var(--r);
  font-family: var(--font-head); font-size: 0.9rem; font-weight: 700;
  cursor: pointer; align-self: flex-start; transition: opacity 0.2s;
}
.form-submit:hover { opacity: 0.75; }
.contact-info h3 { font-size: 1.5rem; margin-bottom: 1rem; }
.contact-info p { font-size: 0.9rem; color: var(--text2); line-height: 1.7; margin-bottom: 2rem; }
.contact-detail { display: flex; gap: 1rem; margin-bottom: 1.25rem; }
.contact-detail-icon {
  font-family: var(--font-mono); font-size: 0.6rem;
  color: var(--text3); padding-top: 2px; letter-spacing: 0.05em;
}
.contact-detail-text { font-size: 0.88rem; color: var(--text2); }
.contact-detail-text a { color: var(--text); text-decoration: none; }

/* ── Cookie Banner ── */
.cookie-banner {
  position: fixed; bottom: 0; left: 0; right: 0; z-index: 9000;
  background: var(--bg2); border-top: 1px solid var(--border);
  padding: 1rem 2rem;
  transform: translateY(100%);
  transition: transform 0.4s cubic-bezier(0.4,0,0.2,1);
}
.cookie-banner.show { transform: translateY(0); }
.cookie-inner {
  max-width: 1280px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between; gap: 1.5rem;
}
.cookie-text { font-size: 0.82rem; color: var(--text2); }
.cookie-text a { color: var(--text); }
.cookie-actions { display: flex; gap: 0.75rem; flex-shrink: 0; }
.cookie-btn {
  padding: 0.5rem 1.25rem; border-radius: var(--r);
  font-size: 0.78rem; font-family: var(--font-head); font-weight: 700;
  cursor: pointer; transition: opacity 0.2s;
}
.cookie-btn.accept { background: var(--text); color: var(--bg); border: none; }
.cookie-btn.decline {
  background: transparent; color: var(--text2);
  border: 1px solid var(--border);
}
.cookie-btn:hover { opacity: 0.75; }

/* ── Footer ── */
.footer {
  border-top: 1px solid var(--border);
  padding: 3rem 2.5rem; margin-top: 4rem;
}
.footer-inner {
  max-width: 1280px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between; gap: 2rem;
}
.footer-logo {
  font-family: var(--font-head); font-size: 0.9rem; font-weight: 800;
  color: var(--text); text-decoration: none;
}
.footer-copy { font-family: var(--font-mono); font-size: 0.68rem; color: var(--text3); }
.footer-links { display: flex; gap: 1.5rem; }
.footer-link { font-size: 0.78rem; color: var(--text3); text-decoration: none; transition: color 0.2s; }
.footer-link:hover { color: var(--text); }

/* ── Reveal animations ── */
.reveal {
  opacity: 0; transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ── Responsive ── */
@media (max-width: 1024px) {
  .cards-grid { grid-template-columns: 1fr 1fr; }
  .templates-grid { grid-template-columns: 1fr 1fr; }
  .process-grid { grid-template-columns: 1fr 1fr; }
  .stats-bar { grid-template-columns: 1fr 1fr; }
  .stat-item:nth-child(2) { border-right: none; }
  .stat-item:nth-child(3),
  .stat-item:nth-child(4) { border-top: 1px solid var(--border); }
  .stat-item:nth-child(4) { border-right: none; }
  .contact-grid { grid-template-columns: 1fr; gap: 3rem; }
}
@media (max-width: 768px) {
  .top-nav { padding: 1rem 1.25rem; }
  .nav-links { display: none; }
  .nav-hamburger { display: flex; }
  .engine-container { padding: 1.5rem 1.25rem; }
  .hero-block { padding: 2.5rem 1.5rem; }
  .cards-grid, .templates-grid { grid-template-columns: 1fr; }
  .process-grid { grid-template-columns: 1fr 1fr; }
  .footer-inner { flex-direction: column; text-align: center; }
  .footer-links { flex-wrap: wrap; justify-content: center; }
  .cookie-inner { flex-direction: column; }
  .cookie-actions { width: 100%; }
  .cookie-btn { flex: 1; }
}
@media (max-width: 480px) {
  .engine-container { padding: 1rem; }
  .process-grid { grid-template-columns: 1fr; }
  .hero-block { padding: 2rem 1.25rem; }
}
@supports (padding: env(safe-area-inset-bottom)) {
  .cookie-banner { padding-bottom: calc(1rem + env(safe-area-inset-bottom)); }
}