/* =========================================================
   CodesAuto — styles.css
   Dark-theme minimal website for codesauto.com
   ========================================================= */

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

:root {
  --bg: #0f172a;
  --bg2: #1e293b;
  --bg3: #0d1526;
  --border: #334155;
  --accent: #6366f1;
  --accent-light: #818cf8;
  --cyan: #22d3ee;
  --text: #f8fafc;
  --muted: #94a3b8;
  --nav-h: 68px;
  --radius: 12px;
  --shadow: 0 4px 32px rgba(0, 0, 0, 0.45);
  --font: "Inter", sans-serif;
}

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

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  overflow-x: hidden;
}

a {
  color: var(--accent-light);
  text-decoration: none;
  transition: color 0.2s;
}
a:hover {
  color: var(--cyan);
}

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

.container {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Utility ---------- */
.badge {
  display: inline-block;
  background: rgba(99, 102, 241, 0.18);
  color: var(--accent-light);
  border: 1px solid rgba(99, 102, 241, 0.35);
  border-radius: 999px;
  padding: 4px 14px;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.section-label {
  text-align: center;
  margin-bottom: 12px;
}

.section-title {
  text-align: center;
  font-size: clamp(1.7rem, 3.5vw, 2.5rem);
  font-weight: 700;
  line-height: 1.25;
  margin-bottom: 16px;
}

.section-sub {
  text-align: center;
  color: var(--muted);
  max-width: 600px;
  margin: 0 auto 56px;
  font-size: 1.05rem;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.97rem;
  cursor: pointer;
  border: none;
  transition: all 0.2s;
  text-decoration: none;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
}
.btn-primary:hover {
  background: var(--accent-light);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(99, 102, 241, 0.4);
}

.btn-outline {
  background: transparent;
  color: var(--text);
  border: 1.5px solid var(--border);
}
.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent-light);
  transform: translateY(-2px);
}

/* ---------- Navbar ---------- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-h);
  z-index: 100;
  transition:
    background 0.3s,
    border-color 0.3s;
  border-bottom: 1px solid transparent;
}

.navbar.scrolled {
  background: rgba(15, 23, 42, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom-color: var(--border);
}

.navbar .container {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  text-decoration: none;
}
.nav-logo img {
  height: 150px;
  width: auto;
  display: block;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-links a {
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 500;
  transition: color 0.2s;
}
.nav-links a:hover {
  color: var(--text);
}

.nav-cta {
  margin-left: 16px;
}

/* Mobile Nav */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: all 0.25s;
}
.nav-toggle.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav-toggle.open span:nth-child(2) {
  opacity: 0;
}
.nav-toggle.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.mobile-menu {
  display: none;
  position: fixed;
  inset: var(--nav-h) 0 0 0;
  background: rgba(15, 23, 42, 0.97);
  backdrop-filter: blur(16px);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 32px;
  z-index: 99;
}
.mobile-menu.open {
  display: flex;
}
.mobile-menu a {
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--text);
}
.mobile-menu a:hover {
  color: var(--accent-light);
}

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

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(
      ellipse 60% 50% at 70% 40%,
      rgba(99, 102, 241, 0.15) 0%,
      transparent 70%
    ),
    radial-gradient(
      ellipse 40% 40% at 20% 70%,
      rgba(34, 211, 238, 0.08) 0%,
      transparent 70%
    );
  pointer-events: none;
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(99, 102, 241, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(99, 102, 241, 0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}

.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  padding-top: 80px;
  padding-bottom: 80px;
  position: relative;
}

.hero-content {
  max-width: 540px;
}

.hero-eyebrow {
  margin-bottom: 20px;
}

.hero-title {
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}

.hero-title .highlight {
  background: linear-gradient(135deg, var(--accent-light), var(--cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-desc {
  color: var(--muted);
  font-size: 1.07rem;
  margin-bottom: 36px;
  max-width: 460px;
}

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

/* Code Block */
.hero-code {
  position: relative;
}

.code-window {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 14px;
  overflow: hidden;
  box-shadow: var(--shadow);
}

.code-titlebar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  background: #131c2e;
  border-bottom: 1px solid var(--border);
}

.dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}
.dot-red {
  background: #ff5f57;
}
.dot-yellow {
  background: #febc2e;
}
.dot-green {
  background: #28c840;
}

.code-filename {
  margin-left: 8px;
  font-size: 0.8rem;
  color: var(--muted);
}

.code-body {
  padding: 24px;
  font-family: "Courier New", Courier, monospace;
  font-size: 0.88rem;
  line-height: 1.8;
  overflow-x: auto;
}

.code-body .ln {
  color: #3d5270;
  margin-right: 16px;
  user-select: none;
}
.code-body .kw {
  color: #c792ea;
}
.code-body .fn {
  color: #82aaff;
}
.code-body .st {
  color: #c3e88d;
}
.code-body .cm {
  color: #546e7a;
  font-style: italic;
}
.code-body .nm {
  color: var(--cyan);
}
.code-body .op {
  color: #89ddff;
}

/* ---------- About ---------- */
.about {
  padding: 100px 0;
  background: var(--bg2);
}

.about .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.about-text .section-title,
.about-text .section-sub {
  text-align: left;
  margin-left: 0;
}

.about-text p {
  color: var(--muted);
  margin-bottom: 16px;
  font-size: 1.02rem;
}

.highlight-cards {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 36px;
}

.highlight-card {
  background: rgba(99, 102, 241, 0.08);
  border: 1px solid rgba(99, 102, 241, 0.2);
  border-radius: var(--radius);
  padding: 18px 20px;
  display: flex;
  align-items: center;
  gap: 16px;
}

.highlight-card .icon {
  font-size: 1.6rem;
  min-width: 44px;
  text-align: center;
}

.highlight-card h4 {
  font-size: 0.97rem;
  font-weight: 700;
  margin-bottom: 2px;
}

.highlight-card p {
  font-size: 0.87rem;
  color: var(--muted);
  margin: 0;
}

.about-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  width: 100%;
  max-width: 380px;
}

.stat-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px 20px;
  text-align: center;
}

.stat-card .stat-num {
  font-size: 2rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--accent-light), var(--cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: block;
}

.stat-card .stat-label {
  font-size: 0.8rem;
  color: var(--muted);
  margin-top: 4px;
}

/* ---------- Services ---------- */
.services {
  padding: 100px 0;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.service-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition:
    border-color 0.25s,
    transform 0.25s;
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--cyan));
  opacity: 0;
  transition: opacity 0.25s;
}

.service-card:hover {
  border-color: rgba(99, 102, 241, 0.5);
  transform: translateY(-4px);
}

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

.service-icon {
  font-size: 2rem;
  margin-bottom: 16px;
}

.service-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.service-card p {
  font-size: 0.9rem;
  color: var(--muted);
  line-height: 1.6;
}

/* ---------- Tech Stack ---------- */
.techstack {
  padding: 80px 0;
  background: var(--bg2);
}

.tech-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  max-width: 800px;
  margin: 0 auto;
}

.tech-tag {
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 8px;
  padding: 10px 20px;
  font-size: 0.9rem;
  font-weight: 600;
  transition:
    border-color 0.2s,
    color 0.2s;
}

.tech-tag:hover {
  border-color: var(--accent);
  color: var(--accent-light);
}

/* ---------- Contact ---------- */
.contact {
  padding: 100px 0;
}

.contact-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: start;
}

.contact-info h2 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 700;
  margin-bottom: 16px;
}

.contact-info p {
  color: var(--muted);
  margin-bottom: 32px;
  font-size: 1rem;
}

.contact-detail {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
  font-size: 0.95rem;
}

.contact-detail .icon {
  font-size: 1.2rem;
}

.contact-form {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 36px;
}

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

.form-group label {
  display: block;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--muted);
  margin-bottom: 8px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px 16px;
  color: var(--text);
  font-family: var(--font);
  font-size: 0.95rem;
  transition: border-color 0.2s;
  outline: none;
  resize: vertical;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--accent);
}

.form-group textarea {
  min-height: 120px;
}

.form-submit {
  width: 100%;
  justify-content: center;
}

/* ---------- Footer ---------- */
.footer {
  background: var(--bg3);
  border-top: 1px solid var(--border);
  padding: 40px 0;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
}

.footer-logo {
  display: flex;
  align-items: center;
  text-decoration: none;
}
.footer-logo img {
  height: 220px;
  width: auto;
  display: block;
}

.footer-links {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
}

.footer-links a {
  color: var(--muted);
  font-size: 0.88rem;
  transition: color 0.2s;
}
.footer-links a:hover {
  color: var(--text);
}

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

/* ---------- Policy Pages ---------- */
.policy-hero {
  padding: calc(var(--nav-h) + 60px) 0 60px;
  background: var(--bg2);
  border-bottom: 1px solid var(--border);
}

.policy-hero h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  margin-bottom: 12px;
}

.policy-meta {
  color: var(--muted);
  font-size: 0.9rem;
}

.policy-body {
  padding: 72px 0 100px;
}

.policy-container {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 24px;
}

.policy-nav {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px 28px;
  margin-bottom: 48px;
}

.policy-nav h3 {
  font-size: 0.88rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
  margin-bottom: 14px;
}

.policy-nav ol {
  list-style: decimal;
  padding-left: 20px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
}

.policy-nav ol li a {
  color: var(--accent-light);
  font-size: 0.88rem;
}
.policy-nav ol li a:hover {
  color: var(--cyan);
}

.policy-section {
  margin-bottom: 52px;
  scroll-margin-top: calc(var(--nav-h) + 24px);
}

.policy-section h2 {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
  color: var(--text);
}

.policy-section h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin: 20px 0 10px;
  color: var(--accent-light);
}

.policy-section p {
  color: var(--muted);
  font-size: 0.97rem;
  margin-bottom: 14px;
  line-height: 1.75;
}

.policy-section ul,
.policy-section ol {
  padding-left: 20px;
  margin-bottom: 14px;
}

.policy-section ul li,
.policy-section ol li {
  color: var(--muted);
  font-size: 0.97rem;
  margin-bottom: 7px;
  line-height: 1.65;
}

.policy-section strong {
  color: var(--text);
}

.policy-highlight {
  background: rgba(99, 102, 241, 0.1);
  border-left: 3px solid var(--accent);
  border-radius: 0 8px 8px 0;
  padding: 16px 20px;
  margin: 20px 0;
}

.policy-highlight p {
  margin: 0;
  color: var(--text);
  font-size: 0.95rem;
}

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .hero .container {
    grid-template-columns: 1fr;
    padding-top: 60px;
    gap: 48px;
  }
  .hero-content {
    max-width: 100%;
  }
  .hero-code {
    display: none;
  }

  .about .container {
    grid-template-columns: 1fr;
    gap: 48px;
  }
  .about-visual {
    display: none;
  }

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

  .contact-wrap {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .policy-nav ol {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .nav-links,
  .nav-cta {
    display: none;
  }
  .nav-toggle {
    display: flex;
  }

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

  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }
}