/* ============================================
   Schillwerk — Terminal Aesthetic
   ============================================ */

:root {
  --bg: #0a0e0a;
  --bg-elevated: #111511;
  --bg-card: #0f140f;
  --border: #1f2a1f;
  --border-bright: #2d3f2d;
  --green: #4ade80;
  --green-bright: #86efac;
  --green-dim: #16a34a;
  --green-glow: rgba(74, 222, 128, 0.4);
  --text: #c4e9c4;
  --text-dim: #6b8c6b;
  --text-muted: #4a614a;
  --warning: #fbbf24;
  --error: #f87171;
  --mono: 'JetBrains Mono', 'Fira Code', 'SF Mono', 'Cascadia Code', Consolas, monospace;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--mono);
  background-color: var(--bg);
  color: var(--text);
  line-height: 1.6;
  font-size: 15px;
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
}

/* Subtle scanline effect */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent 0px,
    transparent 2px,
    rgba(74, 222, 128, 0.015) 3px,
    rgba(74, 222, 128, 0.015) 3px
  );
  pointer-events: none;
  z-index: 1;
}

/* Subtle CRT glow vignette */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  background: radial-gradient(ellipse at center, transparent 40%, rgba(0, 0, 0, 0.4) 100%);
  pointer-events: none;
  z-index: 1;
}

main, header, footer {
  position: relative;
  z-index: 2;
}

/* ============================================
   NAVIGATION
   ============================================ */

header {
  border-bottom: 1px solid var(--border);
  background-color: rgba(10, 14, 10, 0.85);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 2rem;
}

.logo {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--green);
  text-decoration: none;
  letter-spacing: 0.02em;
  text-shadow: 0 0 8px var(--green-glow);
  transition: text-shadow 0.2s;
}

.logo:hover {
  text-shadow: 0 0 12px var(--green-glow);
}

.logo .prompt {
  color: var(--text-dim);
  margin-right: 0.5rem;
}

.logo .cursor {
  display: inline-block;
  width: 0.5em;
  height: 1em;
  background-color: var(--green);
  margin-left: 0.2rem;
  vertical-align: middle;
  animation: blink 1.1s steps(2) infinite;
  box-shadow: 0 0 8px var(--green-glow);
}

@keyframes blink {
  0%, 50% { opacity: 1; }
  51%, 100% { opacity: 0; }
}

nav ul {
  list-style: none;
  display: flex;
  gap: 2rem;
  align-items: center;
}

nav a {
  color: var(--text-dim);
  text-decoration: none;
  font-size: 0.875rem;
  transition: color 0.2s;
  position: relative;
}

nav a:hover {
  color: var(--green);
}

nav a.active {
  color: var(--green);
}

nav a.active::before {
  content: '> ';
  color: var(--green);
}

/* Mobile menu */
.menu-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border-bright);
  color: var(--green);
  font-family: var(--mono);
  padding: 0.4rem 0.7rem;
  cursor: pointer;
  font-size: 0.85rem;
}

/* ============================================
   LAYOUT
   ============================================ */

main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 4rem 2rem;
  min-height: calc(100vh - 200px);
}

.section {
  margin-bottom: 6rem;
}

/* ============================================
   TERMINAL WINDOW COMPONENT
   ============================================ */

.terminal {
  background-color: var(--bg-elevated);
  border: 1px solid var(--border-bright);
  border-radius: 6px;
  overflow: hidden;
  box-shadow:
    0 0 0 1px rgba(74, 222, 128, 0.05),
    0 20px 60px rgba(0, 0, 0, 0.4),
    0 0 80px rgba(74, 222, 128, 0.03);
}

.terminal-header {
  background-color: #161c16;
  padding: 0.6rem 1rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.terminal-dot {
  width: 11px;
  height: 11px;
  border-radius: 50%;
}

.dot-red { background-color: #ff5f56; }
.dot-yellow { background-color: #ffbd2e; }
.dot-green { background-color: #27c93f; }

.terminal-title {
  flex: 1;
  text-align: center;
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 0.05em;
}

.terminal-body {
  padding: 2rem;
}

/* ============================================
   TYPOGRAPHY
   ============================================ */

h1 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  color: var(--green-bright);
  line-height: 1.2;
  margin-bottom: 1rem;
  letter-spacing: -0.01em;
}

h2 {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--green);
  margin-bottom: 1rem;
  letter-spacing: -0.01em;
}

h3 {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--green-bright);
  margin-bottom: 0.75rem;
}

p {
  color: var(--text);
  margin-bottom: 1rem;
  max-width: 65ch;
}

.lead {
  font-size: 1.05rem;
  color: var(--text);
  margin-bottom: 1.5rem;
}

.comment {
  color: var(--text-muted);
  font-style: italic;
}

.comment::before { content: '// '; }

.prompt-line {
  color: var(--text-dim);
  font-size: 0.85rem;
  margin-bottom: 0.5rem;
}

.prompt-line::before {
  content: '$ ';
  color: var(--green);
}

/* ============================================
   HERO (HOME)
   ============================================ */

.hero {
  padding-top: 2rem;
  padding-bottom: 4rem;
}

.hero-terminal {
  margin-bottom: 3rem;
}

.hero-output {
  margin-top: 1rem;
  padding-left: 1rem;
  border-left: 2px solid var(--border-bright);
}

.hero-cta {
  display: flex;
  gap: 1rem;
  margin-top: 2rem;
  flex-wrap: wrap;
}

/* ============================================
   BUTTONS
   ============================================ */

.btn {
  display: inline-block;
  padding: 0.7rem 1.4rem;
  font-family: var(--mono);
  font-size: 0.875rem;
  font-weight: 500;
  text-decoration: none;
  border-radius: 3px;
  cursor: pointer;
  transition: all 0.2s;
  border: 1px solid;
  background: none;
}

.btn-primary {
  background-color: var(--green);
  color: var(--bg);
  border-color: var(--green);
  box-shadow: 0 0 16px var(--green-glow);
}

.btn-primary:hover {
  background-color: var(--green-bright);
  border-color: var(--green-bright);
  box-shadow: 0 0 24px var(--green-glow);
  transform: translateY(-1px);
}

.btn-secondary {
  color: var(--green);
  border-color: var(--border-bright);
}

.btn-secondary:hover {
  border-color: var(--green);
  background-color: rgba(74, 222, 128, 0.05);
}

/* ============================================
   SERVICES
   ============================================ */

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.service-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-bright);
  border-radius: 4px;
  padding: 1.75rem;
  transition: all 0.25s;
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--green), transparent);
  opacity: 0;
  transition: opacity 0.3s;
}

.service-card:hover {
  border-color: var(--green-dim);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3), 0 0 32px rgba(74, 222, 128, 0.06);
}

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

.service-tag {
  font-size: 0.7rem;
  color: var(--text-muted);
  letter-spacing: 0.1em;
  margin-bottom: 0.75rem;
  display: block;
}

.service-card h3 {
  margin-bottom: 0.75rem;
}

.service-card p {
  font-size: 0.9rem;
  color: var(--text-dim);
  margin-bottom: 0;
}

.service-card .icon {
  display: inline-block;
  color: var(--green);
  font-size: 1.2rem;
  margin-right: 0.5rem;
}

/* ============================================
   ABOUT
   ============================================ */

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}

.about-content p {
  margin-bottom: 1.2rem;
}

.specs {
  background-color: var(--bg-card);
  border: 1px solid var(--border-bright);
  border-radius: 4px;
  padding: 1.5rem;
}

.specs-row {
  display: flex;
  justify-content: space-between;
  padding: 0.6rem 0;
  border-bottom: 1px dashed var(--border);
  font-size: 0.875rem;
}

.specs-row:last-child {
  border-bottom: none;
}

.specs-key {
  color: var(--text-muted);
}

.specs-value {
  color: var(--green-bright);
}

.tech-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.5rem;
}

.tech-tag {
  font-size: 0.75rem;
  padding: 0.25rem 0.6rem;
  background-color: rgba(74, 222, 128, 0.08);
  border: 1px solid var(--border-bright);
  border-radius: 3px;
  color: var(--green);
}

/* ============================================
   CONTACT FORM
   ============================================ */

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}

form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

label {
  font-size: 0.8rem;
  color: var(--text-dim);
  letter-spacing: 0.02em;
}

label::before {
  content: '> ';
  color: var(--green-dim);
}

input, textarea, select {
  font-family: var(--mono);
  font-size: 0.9rem;
  padding: 0.7rem 0.9rem;
  background-color: var(--bg-card);
  border: 1px solid var(--border-bright);
  border-radius: 3px;
  color: var(--text);
  transition: all 0.2s;
  resize: vertical;
}

input:focus, textarea:focus, select:focus {
  outline: none;
  border-color: var(--green);
  box-shadow: 0 0 0 2px rgba(74, 222, 128, 0.15);
}

textarea {
  min-height: 140px;
  font-family: var(--mono);
}

.contact-info-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-bright);
  border-radius: 4px;
  padding: 1.75rem;
}

.contact-info-card .info-row {
  padding: 0.75rem 0;
  border-bottom: 1px dashed var(--border);
  font-size: 0.9rem;
}

.contact-info-card .info-row:last-child {
  border-bottom: none;
}

.contact-info-card .info-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 0.05em;
  margin-bottom: 0.25rem;
}

.contact-info-card a {
  color: var(--green);
  text-decoration: none;
}

.contact-info-card a:hover {
  text-decoration: underline;
}

/* ============================================
   FOOTER
   ============================================ */

footer {
  border-top: 1px solid var(--border);
  padding: 2rem;
  text-align: center;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 4rem;
}

footer .footer-content {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

footer a {
  color: var(--text-dim);
  text-decoration: none;
  transition: color 0.2s;
}

footer a:hover {
  color: var(--green);
}

/* ============================================
   ANIMATIONS
   ============================================ */

.fade-in {
  opacity: 0;
  transform: translateY(10px);
  animation: fadeUp 0.6s ease-out forwards;
}

.fade-in-1 { animation-delay: 0.1s; }
.fade-in-2 { animation-delay: 0.25s; }
.fade-in-3 { animation-delay: 0.4s; }
.fade-in-4 { animation-delay: 0.55s; }

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

.typing-effect {
  overflow: hidden;
  white-space: nowrap;
  border-right: 2px solid var(--green);
  animation: typing 1.5s steps(40, end), blink-caret 0.75s step-end infinite;
}

@keyframes typing {
  from { width: 0; }
  to { width: 100%; }
}

@keyframes blink-caret {
  from, to { border-color: transparent; }
  50% { border-color: var(--green); }
}

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 768px) {
  .nav-container {
    padding: 1rem;
  }

  nav ul {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background-color: var(--bg-elevated);
    border-bottom: 1px solid var(--border);
    padding: 1rem;
    gap: 0.75rem;
  }

  nav ul.open {
    display: flex;
  }

  .menu-toggle {
    display: block;
  }

  main {
    padding: 2rem 1rem;
  }

  .terminal-body {
    padding: 1.25rem;
  }

  .about-grid, .contact-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .services-grid {
    grid-template-columns: 1fr;
  }

  h1 {
    font-size: 1.7rem;
  }
}

/* Form success/error states */
.form-status {
  padding: 0.9rem 1rem;
  border-radius: 3px;
  font-size: 0.85rem;
  display: none;
}

.form-status.show {
  display: block;
}

.form-status.success {
  background-color: rgba(74, 222, 128, 0.08);
  border: 1px solid var(--green-dim);
  color: var(--green-bright);
}

.form-status.error {
  background-color: rgba(248, 113, 113, 0.08);
  border: 1px solid var(--error);
  color: var(--error);
}

/* ============================================
   CASE STUDIES (WORK PAGE)
   ============================================ */

.case-list {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.case-study {
  background-color: var(--bg-card);
  border: 1px solid var(--border-bright);
  border-radius: 4px;
  padding: 2rem;
  transition: border-color 0.25s;
}

.case-study:hover {
  border-color: var(--green-dim);
}

.case-meta {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

.case-number {
  font-size: 0.8rem;
  color: var(--bg);
  background-color: var(--green);
  padding: 0.15rem 0.6rem;
  border-radius: 3px;
  font-weight: 600;
}

.case-tags {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.case-study h2 {
  font-size: 1.3rem;
  margin-bottom: 1.25rem;
  color: var(--green-bright);
}

.case-body {
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
}

.case-block {
  border-left: 2px solid var(--border-bright);
  padding-left: 1rem;
}

.case-label {
  display: block;
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 0.05em;
  margin-bottom: 0.35rem;
}

.case-block p {
  font-size: 0.9rem;
  color: var(--text-dim);
  margin-bottom: 0;
}

/* ============================================
   FORM SUBMIT — LOADING STATE
   ============================================ */

.btn:disabled,
.btn.is-loading {
  opacity: 0.7;
  cursor: not-allowed;
  pointer-events: none;
}

.btn .spinner {
  display: inline-block;
  width: 0.85em;
  height: 0.85em;
  margin-right: 0.5em;
  vertical-align: -0.1em;
  border: 2px solid rgba(10, 14, 10, 0.35);
  border-top-color: var(--bg);
  border-radius: 50%;
  animation: btn-spin 0.6s linear infinite;
}

@keyframes btn-spin {
  to { transform: rotate(360deg); }
}

/* Smooth fade-in for the status message */
.form-status.show {
  animation: status-in 0.25s ease-out;
}

@keyframes status-in {
  from { opacity: 0; transform: translateY(-4px); }
  to   { opacity: 1; transform: translateY(0); }
}