/* ============================================================
   ELEMENT ALIGN · Site CSS
   Locked design system: navy + Open Sans, control-room aesthetic
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Open+Sans:wght@400;500;600;700;800&display=swap');

:root {
  /* LOCKED COLOR SYSTEM */
  --navy:        #0D1B2A;   /* primary background */
  --white:       #FFFFFF;   /* hooks, titles only */
  --offwhite:    #E8F4F8;   /* body text */
  --light-blue:  #A8D8EA;   /* labels, spark notes, accents */
  --gradient-1:  #5BA3C9;   /* gradient start */
  --gradient-2:  #1B4F72;   /* gradient end */
  --rust:        #8a3b1f;   /* sparingly */
  --ok:          #5a8c6a;
  --warn:        #c93838;

  --font-body:   'Open Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono:   ui-monospace, Menlo, monospace;

  --shadow-card: 0 8px 24px -8px rgba(0,0,0,0.4);
  --shadow-lift: 0 24px 48px -16px rgba(0,0,0,0.5);

  --max-width: 1180px;
  --radius: 2px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  color: var(--offwhite);
  background: var(--navy);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a { color: var(--light-blue); text-decoration: none; }
a:hover { color: var(--white); }
img, svg { max-width: 100%; display: block; }

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

h1, h2, h3, h4 {
  font-family: var(--font-body);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin: 0;
  color: var(--white);
  text-wrap: balance;
}

h1 { font-size: clamp(36px, 6vw, 60px); }
h2 { font-size: clamp(28px, 4.4vw, 42px); }
h3 { font-size: clamp(22px, 2.6vw, 30px); font-weight: 700; }
h4 { font-size: 18px; font-weight: 700; color: var(--light-blue); }

p { margin: 0 0 1em; text-wrap: pretty; color: var(--offwhite); }
p.lead {
  font-size: clamp(17px, 1.9vw, 21px);
  line-height: 1.55;
  color: var(--offwhite);
  font-weight: 400;
  max-width: 38em;
}

em {
  font-style: normal;
  background: linear-gradient(180deg, var(--light-blue) 0%, var(--gradient-1) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* ============== KICKER / SPARK NOTES LABEL ============== */

.kicker, .spark-label {
  font-family: var(--font-body);
  font-size: 12px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--light-blue);
  margin-bottom: 16px;
  display: inline-block;
}
.kicker.with-line {
  display: inline-flex;
  align-items: center;
  gap: 14px;
}
.kicker.with-line::before {
  content: '';
  width: 28px; height: 2px;
  background: var(--light-blue);
}

/* ============== NAVBAR ============== */

.nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(13,27,42,0.92);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid rgba(168,216,234,0.12);
}
.nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 16px 32px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.logo {
  display: flex; align-items: center; gap: 10px;
  font-weight: 800;
  font-size: 17px;
  letter-spacing: 0.04em;
  color: var(--white);
  text-transform: uppercase;
}
.logo-mark {
  width: 32px; height: 32px;
  display: flex; align-items: center; justify-content: center;
}
.logo-mark img {
  width: 100%; height: 100%;
  object-fit: contain;
  display: block;
}
.nav-links { display: flex; gap: 26px; align-items: center; }
.nav-links a {
  font-size: 14px;
  color: var(--offwhite);
  font-weight: 600;
}
.nav-links a:hover { color: var(--white); }
.nav-cta {
  background: linear-gradient(180deg, var(--gradient-1), var(--gradient-2));
  color: var(--white) !important;
  padding: 10px 18px;
  border-radius: var(--radius);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-weight: 700;
  transition: filter 0.15s ease;
}
.nav-cta:hover { filter: brightness(1.15); }
@media (max-width: 720px) {
  .nav-links a:not(.nav-cta) { display: none; }
  .nav-inner { padding: 14px 20px; }
}

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

.container { max-width: var(--max-width); margin: 0 auto; padding: 0 32px; }
.container-narrow { max-width: 760px; margin: 0 auto; padding: 0 32px; }
.container-medium { max-width: 920px; margin: 0 auto; padding: 0 32px; }
section { padding: 96px 0; }
section.compact { padding: 56px 0; }
@media (max-width: 720px) {
  .container, .container-narrow, .container-medium { padding: 0 22px; }
  section { padding: 64px 0; }
}

/* ============== HERO ============== */

.hero {
  padding: 80px 0 100px;
  background: var(--navy);
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  top: -20%; right: -10%;
  width: 60%; height: 80%;
  background: radial-gradient(ellipse at center, rgba(91,163,201,0.15), transparent 60%);
  pointer-events: none;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 80px;
  align-items: center;
  position: relative;
}
@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero { padding: 60px 0 80px; }
}
.hero-fig {
  display: flex; justify-content: center; align-items: center;
}
.hero-fig img {
  max-width: 460px;
  width: 100%;
  height: auto;
  filter: drop-shadow(0 20px 40px rgba(0,0,0,0.45));
}
/* Graceful fallback if images haven't been uploaded yet */
.hero-fig img:not([src]),
.hero-fig img[src=""],
.hero-fig img:-moz-broken,
.hero-fig {
  min-height: 280px;
}
.hero-fig::after {
  content: '';
  position: absolute;
  width: 220px; height: 220px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(168,216,234,0.2) 0%, rgba(91,163,201,0.05) 60%, transparent 80%);
  pointer-events: none;
  z-index: -1;
}
.hero-fig { position: relative; }

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

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 28px;
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  text-decoration: none;
  border-radius: var(--radius);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all 0.2s ease;
  text-align: center;
  background: linear-gradient(180deg, var(--gradient-1), var(--gradient-2));
  color: var(--white);
  white-space: nowrap;
}
.btn:hover {
  filter: brightness(1.15);
  transform: translateY(-1px);
  box-shadow: 0 10px 24px -8px rgba(91,163,201,0.5);
  color: var(--white);
}
.btn-ghost {
  background: transparent;
  color: var(--light-blue);
  border-color: rgba(168,216,234,0.4);
}
.btn-ghost:hover {
  background: rgba(168,216,234,0.08);
  color: var(--white);
  border-color: var(--light-blue);
  filter: none;
}
.btn-rust {
  background: var(--rust);
  color: var(--white);
}
.btn-rust:hover { background: #a04826; filter: none; }
.btn-row { display: flex; gap: 14px; flex-wrap: wrap; align-items: center; }

/* ============== CARD / TECHNIQUE BLOCK ============== */

.technique-card {
  background: rgba(168,216,234,0.05);
  border: 1px solid rgba(168,216,234,0.18);
  border-radius: var(--radius);
  padding: 40px 44px;
  max-width: 720px;
  margin: 0 auto;
  box-shadow: var(--shadow-card);
}
.technique-card .step-meta {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--light-blue);
  margin-bottom: 16px;
  text-transform: uppercase;
}
.technique-card .step-meta b { color: var(--white); }
.technique-card h3 { font-size: 26px; margin-bottom: 14px; color: var(--white); }
.technique-card ol {
  margin: 24px 0 0;
  padding-left: 0;
  list-style: none;
  counter-reset: step;
}
.technique-card ol li {
  counter-increment: step;
  padding: 18px 0 18px 56px;
  border-top: 1px solid rgba(168,216,234,0.15);
  position: relative;
  line-height: 1.5;
  color: var(--offwhite);
}
.technique-card ol li::before {
  content: counter(step, decimal-leading-zero);
  position: absolute;
  left: 0; top: 17px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--light-blue);
  letter-spacing: 0.1em;
  font-weight: 700;
}
.technique-card ol li strong {
  display: block;
  font-weight: 700;
  font-size: 17px;
  margin-bottom: 4px;
  color: var(--white);
}
.technique-card ol li span {
  color: var(--offwhite);
  font-size: 14px;
  opacity: 0.85;
}
@media (max-width: 720px) {
  .technique-card { padding: 28px 22px; }
  .technique-card h3 { font-size: 22px; }
}

/* ============== SPARK NOTES ============== */

.spark-block {
  background: rgba(91,163,201,0.08);
  border-left: 3px solid var(--light-blue);
  padding: 18px 22px;
  margin: 20px 0;
  border-radius: 0 var(--radius) var(--radius) 0;
}
.spark-block .spark-label { margin-bottom: 8px; font-size: 11px; }
.spark-block ul { margin: 0; padding-left: 20px; }
.spark-block li {
  font-size: 14px; line-height: 1.5;
  margin-bottom: 5px;
  color: var(--offwhite);
}

/* ============== ETSY CTA BLOCK ============== */

.etsy-cta {
  background: linear-gradient(135deg, rgba(91,163,201,0.15) 0%, rgba(27,79,114,0.15) 100%);
  border: 1px solid rgba(168,216,234,0.3);
  border-radius: var(--radius);
  padding: 44px 48px;
  max-width: 720px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 32px;
  align-items: center;
}
.etsy-cta .etsy-content h3 {
  font-size: 24px;
  margin-bottom: 8px;
  color: var(--white);
}
.etsy-cta .etsy-content p {
  margin: 0 0 4px;
  color: var(--offwhite);
  font-size: 14px;
}
.etsy-cta .etsy-content .price {
  font-family: var(--font-body);
  font-weight: 800;
  font-size: 36px;
  color: var(--white);
  margin-top: 6px;
  display: block;
}
.etsy-cta .etsy-content .price small {
  font-size: 13px;
  font-weight: 500;
  color: var(--light-blue);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-left: 6px;
}
@media (max-width: 720px) {
  .etsy-cta { grid-template-columns: 1fr; padding: 28px 22px; gap: 20px; }
  .etsy-cta .etsy-content .price { font-size: 30px; }
}

/* ============== EMAIL CAPTURE ============== */

.capture {
  background: linear-gradient(135deg, var(--gradient-2) 0%, var(--navy) 100%);
  border: 1px solid rgba(168,216,234,0.25);
  border-radius: var(--radius);
  padding: 56px 44px;
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.capture h2 {
  margin-bottom: 14px;
  color: var(--white);
  font-size: clamp(26px, 3vw, 34px);
}
.capture p {
  color: var(--offwhite);
  max-width: 38em;
  margin: 0 auto 24px;
  font-size: 15px;
}
.capture-form {
  display: flex;
  gap: 8px;
  max-width: 460px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}
.capture-form input {
  flex: 1;
  padding: 15px 18px;
  border: 1px solid rgba(168,216,234,0.3);
  background: rgba(13,27,42,0.6);
  color: var(--white);
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 15px;
  outline: none;
  transition: border-color 0.15s ease;
}
.capture-form input::placeholder { color: rgba(232,244,248,0.5); }
.capture-form input:focus {
  border-color: var(--light-blue);
  background: rgba(13,27,42,0.8);
}
.capture-form button {
  padding: 15px 24px;
  background: var(--light-blue);
  color: var(--navy);
  border: 0;
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background 0.15s ease;
  white-space: nowrap;
}
.capture-form button:hover { background: var(--white); }
.capture .tiny {
  font-size: 11px;
  color: rgba(232,244,248,0.5);
  letter-spacing: 0.06em;
  margin-top: 18px;
}
.capture-success {
  display: none;
  color: var(--light-blue);
  font-size: 19px;
  font-weight: 600;
  padding: 16px 0;
}
.capture.submitted .capture-form,
.capture.submitted p:not(.capture-success) { display: none; }
.capture.submitted .capture-success { display: block; }
@media (max-width: 540px) {
  .capture { padding: 40px 24px; }
  .capture-form { flex-direction: column; }
}

/* ============== STATS ROW ============== */

.stats-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  max-width: 920px;
  margin: 0 auto;
}
.stat {
  text-align: center;
  padding: 28px 16px;
  border: 1px solid rgba(168,216,234,0.15);
  border-radius: var(--radius);
  background: rgba(168,216,234,0.03);
}
.stat-num {
  font-size: clamp(40px, 5vw, 60px);
  line-height: 1;
  color: var(--white);
  font-weight: 800;
  margin-bottom: 8px;
  letter-spacing: -0.02em;
}
.stat-num small { font-size: 0.5em; color: var(--light-blue); font-weight: 600; }
.stat-label {
  font-size: 13px;
  color: var(--offwhite);
  line-height: 1.4;
}
@media (max-width: 640px) { .stats-row { grid-template-columns: 1fr; } }

/* ============== TECHNIQUE GRID (homepage) ============== */

.technique-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
@media (max-width: 900px) { .technique-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 500px) { .technique-grid { grid-template-columns: 1fr; } }

.tech-card {
  display: flex;
  flex-direction: column;
  background: rgba(168,216,234,0.04);
  border: 1px solid rgba(168,216,234,0.15);
  border-radius: var(--radius);
  padding: 22px 22px 26px;
  color: inherit;
  text-decoration: none;
  transition: all 0.2s ease;
}
.tech-card:hover {
  transform: translateY(-3px);
  border-color: var(--light-blue);
  background: rgba(168,216,234,0.08);
  box-shadow: var(--shadow-card);
  color: inherit;
}
.tech-card .tc-num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--light-blue);
  font-weight: 700;
  margin-bottom: 10px;
}
.tech-card .tc-title {
  font-size: 16px;
  line-height: 1.3;
  color: var(--white);
  font-weight: 700;
  margin-bottom: 6px;
}
.tech-card .tc-tag {
  margin-top: auto;
  padding-top: 14px;
  font-size: 11px;
  color: var(--offwhite);
  opacity: 0.7;
  letter-spacing: 0.04em;
}

/* ============== FAQ ============== */

.faq-item {
  border-top: 1px solid rgba(168,216,234,0.15);
  padding: 22px 0;
}
.faq-item:last-child { border-bottom: 1px solid rgba(168,216,234,0.15); }
.faq-item summary {
  font-size: 19px;
  font-weight: 700;
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  color: var(--white);
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '+';
  font-size: 26px;
  color: var(--light-blue);
  font-weight: 400;
  transition: transform 0.2s ease;
  line-height: 1;
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item .faq-answer {
  padding-top: 12px;
  color: var(--offwhite);
  font-size: 15px;
  line-height: 1.65;
  max-width: 58ch;
}

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

footer {
  background: linear-gradient(180deg, var(--navy) 0%, #061018 100%);
  color: var(--offwhite);
  padding: 80px 0 40px;
  font-size: 14px;
  border-top: 1px solid rgba(168,216,234,0.1);
}
footer a { color: var(--offwhite); }
footer a:hover { color: var(--light-blue); }
footer h4 {
  color: var(--light-blue);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  margin-bottom: 16px;
  font-weight: 700;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 36px;
  padding-bottom: 50px;
  border-bottom: 1px solid rgba(168,216,234,0.1);
}
.footer-grid ul { list-style: none; margin: 0; padding: 0; }
.footer-grid ul li { margin-bottom: 9px; font-size: 13px; }
.footer-brand p {
  color: rgba(232,244,248,0.65);
  font-size: 13px;
  max-width: 28em;
  line-height: 1.6;
}
.footer-bottom {
  padding-top: 28px;
  font-size: 11px;
  letter-spacing: 0.06em;
  color: rgba(232,244,248,0.4);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 14px;
}
@media (max-width: 740px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: span 2; }
}

/* ============== UTILITIES ============== */

.text-center { text-align: center; }
.mt-s { margin-top: 24px; }
.mt-m { margin-top: 40px; }
.mt-l { margin-top: 72px; }
.mb-m { margin-top: 0; margin-bottom: 40px; }
.divider {
  height: 1px;
  background: rgba(168,216,234,0.15);
  max-width: 120px;
  margin: 40px auto;
}

/* Vocabulary callout */
.vocab-callout {
  background: rgba(138,59,31,0.1);
  border-left: 3px solid var(--rust);
  padding: 16px 22px;
  margin: 18px 0;
  border-radius: 0 var(--radius) var(--radius) 0;
  color: var(--offwhite);
  font-size: 15px;
  line-height: 1.6;
}
.vocab-callout em {
  background: none;
  -webkit-text-fill-color: inherit;
  color: var(--light-blue);
  font-style: italic;
  font-weight: 600;
}

@media print {
  .nav, .capture, footer, .etsy-cta { display: none; }
  body { background: white; color: black; }
}