/* ==========================================================================
   Jeducsn — styles.css
   Bright & clean professional portfolio
   ========================================================================== */

:root {
  --navy: #123f73;
  --navy-deep: #0d2f57;
  --teal: #2bb5a0;
  --teal-dark: #1f8f7e;
  --teal-soft: #e4f6f2;
  --ink: #1c2b3a;
  --muted: #5b6b7b;
  --bg: #ffffff;
  --bg-soft: #f6f8f7;
  --border: #e3e9e7;
  --radius: 14px;
  --shadow-sm: 0 1px 3px rgba(18, 63, 115, 0.08);
  --shadow-md: 0 10px 30px rgba(18, 63, 115, 0.10);
  --maxw: 1100px;
  --font-head: "Sora", system-ui, sans-serif;
  --font-body: "Inter", system-ui, sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: var(--navy); text-decoration: none; }

h1, h2, h3, h4 { font-family: var(--font-head); color: var(--navy-deep); line-height: 1.2; }

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

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--navy-deep);
}

.brand img { width: 36px; height: 36px; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
}

.nav-links a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--muted);
  transition: color 0.2s;
}

.nav-links a:hover,
.nav-links a.active { color: var(--navy); }

.btn {
  display: inline-block;
  padding: 12px 24px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: all 0.2s;
  font-family: var(--font-body);
}

.btn-primary {
  background: var(--teal);
  color: #fff;
}
.btn-primary:hover { background: var(--teal-dark); transform: translateY(-1px); }

.btn-outline {
  border-color: var(--navy);
  color: var(--navy);
}
.btn-outline:hover { background: var(--navy); color: #fff; }

.btn-nav { padding: 9px 20px; }

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--navy);
  margin: 5px 0;
  border-radius: 2px;
  transition: 0.25s;
}

/* ---------- Hero ---------- */
.hero {
  padding: 90px 0 80px;
  background:
    radial-gradient(1000px 500px at 85% -10%, var(--teal-soft), transparent),
    linear-gradient(180deg, #fbfdfc 0%, var(--bg) 100%);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 48px;
  align-items: center;
}

.eyebrow {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--teal-dark);
  background: var(--teal-soft);
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 20px;
}

.hero h1 {
  font-size: clamp(2.1rem, 4.5vw, 3.2rem);
  font-weight: 700;
  margin-bottom: 18px;
}

.hero h1 .accent { color: var(--teal-dark); }

.hero p.lead {
  font-size: 1.1rem;
  color: var(--muted);
  max-width: 480px;
  margin-bottom: 30px;
}

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

.hero-art img { border-radius: 20px; box-shadow: var(--shadow-md); }

/* ---------- Sections ---------- */
section { padding: 80px 0; }

.section-alt { background: var(--bg-soft); }

.section-head { max-width: 640px; margin-bottom: 48px; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }

.section-head .eyebrow { margin-bottom: 14px; }

.section-head h2 { font-size: clamp(1.7rem, 3vw, 2.3rem); margin-bottom: 12px; }
.section-head p { color: var(--muted); }

/* Cards */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 28px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s, box-shadow 0.2s;
}

.section-alt .card { box-shadow: 0 1px 3px rgba(18,63,115,0.06); }

.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }

.card .icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: var(--teal-soft);
  color: var(--teal-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 18px;
}

.card h3 { font-size: 1.15rem; margin-bottom: 10px; }
.card p { color: var(--muted); font-size: 0.95rem; margin-bottom: 16px; }

.card .tags { display: flex; flex-wrap: wrap; gap: 8px; }

.tag {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--navy);
  background: #eef3fb;
  padding: 4px 12px;
  border-radius: 999px;
}

/* Steps */
.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
  counter-reset: step;
}

.step {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
}

.step .num {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1rem;
  color: var(--teal-dark);
  background: var(--teal-soft);
  width: 40px; height: 40px;
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 16px;
}
.step h3 { font-size: 1.05rem; margin-bottom: 8px; }
.step p { color: var(--muted); font-size: 0.92rem; }

/* Stats */
.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 24px;
  text-align: center;
}
.stat h3 { font-size: 2.2rem; color: var(--teal-dark); }
.stat p { color: var(--muted); font-size: 0.92rem; }

/* Product / portfolio items */
.item-media {
  border-radius: 12px 12px 0 0;
  overflow: hidden;
  background: linear-gradient(135deg, var(--teal-soft), #eef3fb);
  height: 170px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.6rem;
  color: var(--navy);
  letter-spacing: 0.02em;
}

.item-card { padding: 0; overflow: hidden; }
.item-card .body { padding: 26px 26px 30px; }

.item-card h3 { font-size: 1.15rem; margin-bottom: 8px; }
.item-card p { color: var(--muted); font-size: 0.93rem; margin-bottom: 16px; }

.price {
  display: inline-block;
  font-weight: 700;
  color: var(--teal-dark);
  margin-bottom: 14px;
}

.link-arrow {
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--navy);
}
.link-arrow:hover { color: var(--teal-dark); }

/* About page */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}
.about-grid img { border-radius: 20px; box-shadow: var(--shadow-md); }

.check-list { list-style: none; margin-top: 20px; }
.check-list li {
  padding-left: 30px;
  position: relative;
  margin-bottom: 12px;
  color: var(--muted);
}
.check-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  width: 20px; height: 20px;
  border-radius: 50%;
  background: var(--teal-soft);
  color: var(--teal-dark);
  font-size: 0.75rem;
  font-weight: 700;
  display: flex; align-items: center; justify-content: center;
}

/* Skills */
.skills {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
}
.skill {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 18px 20px;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--navy);
  display: flex;
  align-items: center;
  gap: 12px;
}
.skill .dot { width: 10px; height: 10px; border-radius: 50%; background: var(--teal); flex-shrink: 0; }

/* CTA band */
.cta-band {
  background: linear-gradient(120deg, var(--navy), var(--navy-deep));
  border-radius: 24px;
  padding: 64px 48px;
  text-align: center;
  color: #fff;
}
.cta-band h2 { color: #fff; font-size: clamp(1.6rem, 3vw, 2.2rem); margin-bottom: 12px; }
.cta-band p { color: rgba(255,255,255,0.75); max-width: 520px; margin: 0 auto 28px; }

/* Contact page */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 48px;
  align-items: start;
}

.contact-methods { display: grid; gap: 16px; }

.method {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px 22px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg);
  transition: box-shadow 0.2s, transform 0.2s;
}
.method:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.method .icon {
  width: 44px; height: 44px;
  border-radius: 12px;
  background: var(--teal-soft);
  color: var(--teal-dark);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}
.method h3 { font-size: 1rem; margin-bottom: 2px; }
.method p, .method a { color: var(--muted); font-size: 0.92rem; }
.method a:hover { color: var(--teal-dark); }

.contact-form {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px;
  box-shadow: var(--shadow-sm);
}

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }

.field { margin-bottom: 18px; }
.field label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--navy-deep);
  margin-bottom: 6px;
}
.field input, .field textarea, .field select {
  width: 100%;
  padding: 12px 14px;
  border: 1.5px solid var(--border);
  border-radius: 10px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--ink);
  background: #fff;
  transition: border-color 0.2s;
}
.field input:focus, .field textarea:focus, .field select:focus {
  outline: none;
  border-color: var(--teal);
}
.field textarea { min-height: 130px; resize: vertical; }

.form-note { font-size: 0.85rem; color: var(--muted); margin-top: 14px; }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--navy-deep);
  color: rgba(255, 255, 255, 0.75);
  padding: 56px 0 28px;
  margin-top: 40px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}
.site-footer .brand { color: #fff; }
.footer-grid h4 { color: #fff; font-size: 0.95rem; margin-bottom: 16px; }
.footer-grid ul { list-style: none; }
.footer-grid ul li { margin-bottom: 10px; }
.footer-grid a { color: rgba(255,255,255,0.75); font-size: 0.92rem; }
.footer-grid a:hover { color: #fff; }
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding-top: 24px;
  font-size: 0.85rem;
  text-align: center;
}

/* ---------- Page header (inner pages) ---------- */
.page-head {
  padding: 72px 0 64px;
  background:
    radial-gradient(800px 400px at 90% -20%, var(--teal-soft), transparent),
    linear-gradient(180deg, #fbfdfc, var(--bg));
}
.page-head h1 { font-size: clamp(2rem, 4vw, 2.8rem); margin-bottom: 14px; }
.page-head p { color: var(--muted); max-width: 560px; font-size: 1.05rem; }

/* ---------- Responsive ---------- */
@media (max-width: 880px) {
  .hero-grid, .about-grid, .contact-grid, .form-row { grid-template-columns: 1fr; }
  .hero { padding: 56px 0; }
  .hero-art { order: -1; max-width: 480px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .cta-band { padding: 44px 24px; }
}

@media (max-width: 760px) {
  .nav-toggle { display: block; }
  .nav-links {
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: #fff;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 8px 24px 20px;
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow-md);
    display: none;
  }
  .nav-links.open { display: flex; }
  .nav-links li { width: 100%; }
  .nav-links a { display: block; padding: 12px 0; font-size: 1rem; }
  .nav-links .btn { margin-top: 10px; text-align: center; width: 100%; }
  .nav-cta { display: none; }
  section { padding: 56px 0; }
}

@media (max-width: 520px) {
  .footer-grid { grid-template-columns: 1fr; }
}