/* ==========================================================================
   Simmons Software Solutions — base stylesheet
   ========================================================================== */

:root {
  --bg: #201f1d;
  --bg-alt: #1a1918;
  --surface: #2a2926;
  --surface-hover: #333230;
  --border: #3d3b37;
  --border-strong: #514f4a;
  --text: #ece9e3;
  --text-muted: #a6a29a;
  --text-faint: #78746c;
  --accent: #5c8aa8;
  --accent-hover: #6f9bb8;
  --accent-soft: rgba(92, 138, 168, 0.14);
  --accent-2: #b6b0a3;
  --success: #6ba98a;
  --danger: #c98277;
  --on-accent: #16181a;
  --sheen: rgba(255, 255, 255, 0.05);

  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 10px 28px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 24px 60px rgba(0, 0, 0, 0.5);

  --max-width: 1160px;
}

/* -------------------------------------------------------------------------
   Reset
   ------------------------------------------------------------------------- */

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

ul, ol {
  padding: 0;
  list-style: none;
}

h1, h2, h3, h4, p {
  margin: 0;
}

button, input, textarea, select {
  font: inherit;
  color: inherit;
}

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

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 96px 0;
}

.section--tight {
  padding: 64px 0;
}

.section--alt {
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.eyebrow {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}

.section-head {
  max-width: 640px;
  margin-bottom: 56px;
}

.section-head h2 {
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.section-head p {
  color: var(--text-muted);
  font-size: 1.05rem;
}

/* -------------------------------------------------------------------------
   Buttons
   ------------------------------------------------------------------------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 26px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, background 0.15s ease, border-color 0.15s ease, color 0.15s ease, box-shadow 0.15s ease;
  white-space: nowrap;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: var(--accent);
  color: var(--on-accent);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.15);
}

.btn-primary:hover {
  background: var(--accent-hover);
  box-shadow: 0 10px 26px rgba(0, 0, 0, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.15);
}

.btn-outline {
  background: var(--surface);
  border-color: var(--border-strong);
  color: var(--text);
}

.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.btn-block {
  width: 100%;
}

/* -------------------------------------------------------------------------
   Header / Nav
   ------------------------------------------------------------------------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: linear-gradient(180deg, rgba(42, 41, 38, 0.9), rgba(26, 25, 24, 0.85));
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-strong);
  box-shadow: inset 0 1px 0 var(--sheen);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: -0.01em;
  color: var(--text);
}

.brand-mark {
  width: 34px;
  height: 34px;
  border-radius: 9px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  color: var(--on-accent);
  font-size: 0.95rem;
}

.nav {
  display: flex;
  align-items: center;
  gap: 6px;
}

.nav a {
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  font-size: 0.95rem;
  font-weight: 500;
  transition: color 0.15s ease, background 0.15s ease;
}

.nav a:hover {
  color: var(--text);
  background: var(--bg-alt);
}

.nav a.active {
  color: var(--text);
  background: var(--bg-alt);
}

.nav-cta {
  margin-left: 8px;
}

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 8px 10px;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--text);
  margin: 4px 0;
}

/* -------------------------------------------------------------------------
   Hero
   ------------------------------------------------------------------------- */

.hero {
  padding: 120px 0 96px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  top: -220px;
  right: -220px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(92, 138, 168, 0.08), transparent 70%);
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 56px;
  align-items: center;
}

.hero h1 {
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: 24px;
}

.hero h1 span {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero p.lead {
  font-size: 1.15rem;
  color: var(--text-muted);
  max-width: 520px;
  margin-bottom: 36px;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.hero-stats {
  display: flex;
  gap: 40px;
  margin-top: 56px;
}

.hero-stat .num {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--text);
}

.hero-stat .label {
  color: var(--text-faint);
  font-size: 0.85rem;
  margin-top: 4px;
}

.hero-visual {
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-strong);
  background: linear-gradient(160deg, #2e2c29, var(--bg-alt));
  aspect-ratio: 4/3.2;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-lg), inset 0 1px 0 var(--sheen);
}

.hero-visual .glow-a {
  position: absolute;
  width: 240px;
  height: 240px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(92, 138, 168, 0.16), transparent 70%);
  top: -60px;
  left: -60px;
}

.hero-visual .glow-b {
  position: absolute;
  width: 240px;
  height: 240px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(182, 176, 163, 0.18), transparent 70%);
  bottom: -80px;
  right: -60px;
}

.hero-visual .code-window {
  position: absolute;
  inset: 24px;
  background: #f2f0eb;
  border: 1px solid rgba(0, 0, 0, 0.08);
  border-radius: var(--radius-md);
  padding: 20px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  box-shadow: var(--shadow-md);
}

.code-window .dots {
  display: flex;
  gap: 6px;
  margin-bottom: 16px;
}

.code-window .dots span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.18);
}

.code-window .line {
  height: 10px;
  border-radius: 4px;
  background: rgba(0, 0, 0, 0.08);
  margin-bottom: 10px;
}

.code-window .line.accent {
  background: rgba(92, 138, 168, 0.28);
}

/* -------------------------------------------------------------------------
   Cards / Grids
   ------------------------------------------------------------------------- */

.grid {
  display: grid;
  gap: 28px;
}

.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-sm), inset 0 1px 0 var(--sheen);
  transition: border-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}

.card:hover {
  border-color: var(--accent);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md), inset 0 1px 0 var(--sheen);
}

.card-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: var(--accent-soft);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  margin-bottom: 20px;
}

.card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.card p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* -------------------------------------------------------------------------
   Process / Steps
   ------------------------------------------------------------------------- */

.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.step {
  position: relative;
  padding-top: 8px;
}

.step .step-num {
  font-family: var(--font-mono);
  color: var(--accent);
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: 14px;
}

.step h3 {
  font-size: 1.05rem;
  margin-bottom: 8px;
}

.step p {
  color: var(--text-muted);
  font-size: 0.92rem;
}

/* -------------------------------------------------------------------------
   Portfolio
   ------------------------------------------------------------------------- */

.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 48px;
}

.filter-chip {
  padding: 9px 18px;
  border-radius: 999px;
  border: 1px solid var(--border-strong);
  color: var(--text-muted);
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  background: var(--surface);
  transition: all 0.15s ease;
}

.filter-chip:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.filter-chip.active {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--on-accent);
}

.portfolio-card {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--surface);
  box-shadow: var(--shadow-sm), inset 0 1px 0 var(--sheen);
  transition: border-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}

.portfolio-card:hover {
  border-color: var(--accent);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md), inset 0 1px 0 var(--sheen);
}

.portfolio-thumb {
  aspect-ratio: 16/10;
  background: linear-gradient(135deg, var(--bg-alt), var(--surface-hover));
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-faint);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  border-bottom: 1px solid var(--border);
}

.portfolio-body {
  padding: 24px;
}

.portfolio-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 14px;
}

.tag {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-soft);
  padding: 4px 10px;
  border-radius: 999px;
}

.portfolio-body h3 {
  font-size: 1.15rem;
  margin-bottom: 8px;
}

.portfolio-body p {
  color: var(--text-muted);
  font-size: 0.92rem;
  margin-bottom: 18px;
}

.portfolio-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--accent);
  font-weight: 600;
  font-size: 0.9rem;
}

/* -------------------------------------------------------------------------
   Projects (case studies)
   ------------------------------------------------------------------------- */

.project-entry {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 48px;
  padding: 56px 0;
  border-bottom: 1px solid var(--border);
}

.project-entry:last-child {
  border-bottom: none;
}

.project-meta .eyebrow {
  margin-bottom: 12px;
}

.project-meta h3 {
  font-size: 1.6rem;
  font-weight: 700;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.meta-list {
  margin-top: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.meta-list li {
  font-size: 0.88rem;
  color: var(--text-muted);
}

.meta-list li strong {
  color: var(--text);
  display: block;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 2px;
}

.project-body p {
  color: var(--text-muted);
  margin-bottom: 18px;
}

.project-body p:last-child {
  margin-bottom: 0;
}

.result-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 20px;
}

.result-list li {
  display: flex;
  gap: 10px;
  color: var(--text);
  font-size: 0.95rem;
}

.result-list li::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--success);
  margin-top: 8px;
  flex-shrink: 0;
}

/* -------------------------------------------------------------------------
   About
   ------------------------------------------------------------------------- */

.about-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 56px;
  align-items: center;
}

.value-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-top: 32px;
}

.value-item {
  display: flex;
  gap: 16px;
}

.value-item .num {
  font-family: var(--font-mono);
  color: var(--accent);
  font-weight: 700;
}

.value-item h4 {
  font-size: 1rem;
  margin-bottom: 4px;
}

.value-item p {
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* -------------------------------------------------------------------------
   Contact
   ------------------------------------------------------------------------- */

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
}

.contact-info-item {
  display: flex;
  gap: 16px;
  padding: 20px 0;
  border-bottom: 1px solid var(--border);
}

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

.contact-info-item .card-icon {
  margin-bottom: 0;
  flex-shrink: 0;
}

.contact-info-item h4 {
  font-size: 0.95rem;
  margin-bottom: 4px;
}

.contact-info-item p, .contact-info-item a {
  color: var(--text-muted);
  font-size: 0.92rem;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text-muted);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 13px 16px;
  background: var(--surface);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-size: 0.95rem;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

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

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.form-status {
  margin-top: 16px;
  font-size: 0.9rem;
  display: none;
}

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

.form-status.success {
  color: var(--success);
}

.form-status.error {
  color: var(--danger);
}

/* -------------------------------------------------------------------------
   CTA banner
   ------------------------------------------------------------------------- */

.cta-banner {
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-strong);
  background: linear-gradient(135deg, var(--surface), var(--bg-alt));
  box-shadow: inset 0 1px 0 var(--sheen);
  padding: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
  position: relative;
  overflow: hidden;
}

.cta-banner h2 {
  font-size: 1.8rem;
  font-weight: 700;
  margin-bottom: 10px;
  letter-spacing: -0.02em;
}

.cta-banner p {
  color: var(--text-muted);
}

/* -------------------------------------------------------------------------
   Footer
   ------------------------------------------------------------------------- */

.site-footer {
  border-top: 1px solid var(--border);
  padding: 64px 0 32px;
  background: var(--bg-alt);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 48px;
}

.footer-brand p {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-top: 14px;
  max-width: 280px;
}

.footer-col h4 {
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-faint);
  margin-bottom: 18px;
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-col a {
  color: var(--text-muted);
  font-size: 0.92rem;
  transition: color 0.15s ease;
}

.footer-col a:hover {
  color: var(--text);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 32px;
  border-top: 1px solid var(--border);
  color: var(--text-faint);
  font-size: 0.85rem;
  flex-wrap: wrap;
  gap: 12px;
}

/* -------------------------------------------------------------------------
   Page header (interior pages)
   ------------------------------------------------------------------------- */

.page-header {
  padding: 96px 0 64px;
  border-bottom: 1px solid var(--border);
  position: relative;
  overflow: hidden;
}

.page-header::before {
  content: "";
  position: absolute;
  top: -160px;
  left: -140px;
  width: 440px;
  height: 440px;
  background: radial-gradient(circle, rgba(92, 138, 168, 0.07), transparent 70%);
  pointer-events: none;
}

.page-header h1 {
  font-size: clamp(2.2rem, 4vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 18px;
}

.page-header p {
  color: var(--text-muted);
  font-size: 1.1rem;
  max-width: 640px;
}

/* -------------------------------------------------------------------------
   Responsive
   ------------------------------------------------------------------------- */

@media (max-width: 960px) {
  .hero-grid,
  .about-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    order: -1;
  }

  .steps {
    grid-template-columns: repeat(2, 1fr);
  }

  .grid-3, .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .project-entry {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .nav {
    position: fixed;
    top: 76px;
    left: 0;
    right: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    align-items: stretch;
    padding: 12px;
    gap: 4px;
    display: none;
  }

  .nav.open {
    display: flex;
  }

  .nav a {
    padding: 14px 16px;
  }

  .nav-cta {
    margin-left: 0;
    margin-top: 8px;
  }

  .nav-toggle {
    display: block;
  }

  .steps,
  .grid-2, .grid-3, .grid-4 {
    grid-template-columns: 1fr;
  }

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

  .cta-banner {
    padding: 40px 28px;
    flex-direction: column;
    align-items: flex-start;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .hero-stats {
    gap: 28px;
    flex-wrap: wrap;
  }
}