/* ============================================================
   STAKORA — style.css
   ============================================================ */

/* ============================================================
   1. DESIGN TOKENS
   ============================================================ */
:root {
  /* === COLOURS === */
  --color-orange:       #E07A2F;
  --color-orange-dark:  #C4651A;
  --color-orange-tint:  #FDF0E6;
  --color-charcoal:     #1E2022;
  --color-dark:         #3A3F47;
  --color-body:         #6B7280;
  --color-muted:        #9CA3AF;
  --color-border:       #E5E7EB;
  --color-surface:      #F8F9FA;
  --color-white:        #FFFFFF;

  /* === TYPOGRAPHY === */
  --font-base:    -apple-system, BlinkMacSystemFont, 'Inter', 'Segoe UI', sans-serif;
  --text-hero:    clamp(2.25rem, 5vw, 3.75rem);
  --text-h1:      clamp(2rem, 4vw, 3rem);
  --text-h2:      clamp(1.625rem, 3vw, 2.25rem);
  --text-h3:      1.75rem;
  --text-h4:      1.375rem;
  --text-body-lg: 1.125rem;
  --text-body:    1rem;
  --text-sm:      0.875rem;
  --text-label:   0.75rem;

  /* === SPACING (8-point grid) === */
  --space-1:  4px;
  --space-2:  8px;
  --space-3:  12px;
  --space-4:  16px;
  --space-6:  24px;
  --space-8:  32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;
  --space-24: 96px;
  --space-32: 128px;

  /* === LAYOUT === */
  --max-width:      1200px;
  --prose-width:    680px;
  --container-pad:  clamp(24px, 5vw, 96px);
  --section-pad:    clamp(48px, 8vw, 96px);
  --nav-height:     80px;

  /* === RADII & SHADOWS === */
  --radius-sm:    4px;
  --radius-md:    6px;
  --radius-lg:    8px;
  --shadow-card:  0 4px 16px rgba(0,0,0,0.07);
  --shadow-hover: 0 8px 30px rgba(0,0,0,0.10);
  --shadow-nav:   0 1px 0 rgba(0,0,0,0.06), 0 4px 16px rgba(0,0,0,0.04);

  /* === ANIMATION === */
  --ease-out:    cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --ease-in-out: cubic-bezier(0.45, 0, 0.55, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --dur-instant: 100ms;
  --dur-fast:    150ms;
  --dur-normal:  250ms;
  --dur-slow:    400ms;
  --dur-reveal:  600ms;
}

/* ============================================================
   2. SELF-HOSTED FONTS (Inter)
   ============================================================ */
@font-face {
  font-family: 'Inter';
  src: url('../fonts/inter-300.woff2') format('woff2');
  font-weight: 300; font-style: normal; font-display: swap;
}
@font-face {
  font-family: 'Inter';
  src: url('../fonts/inter-400.woff2') format('woff2');
  font-weight: 400; font-style: normal; font-display: swap;
}
@font-face {
  font-family: 'Inter';
  src: url('../fonts/inter-500.woff2') format('woff2');
  font-weight: 500; font-style: normal; font-display: swap;
}
@font-face {
  font-family: 'Inter';
  src: url('../fonts/inter-600.woff2') format('woff2');
  font-weight: 600; font-style: normal; font-display: swap;
}
@font-face {
  font-family: 'Inter';
  src: url('../fonts/inter-700.woff2') format('woff2');
  font-weight: 700; font-style: normal; font-display: swap;
}

/* ============================================================
   3. REDUCED MOTION
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  .reveal {
    opacity: 1 !important;
    transform: none !important;
  }
}

/* ============================================================
   3. RESET & BASE
   ============================================================ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

[hidden] { display: none !important; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  font-size: 16px;
}

body {
  font-family: var(--font-base);
  font-size: var(--text-body);
  color: var(--color-body);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  background: var(--color-white);
}

img, video {
  max-width: 100%;
  height: auto;
  display: block;
}

a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }

/* ============================================================
   4. TYPOGRAPHY
   ============================================================ */
h1, h2, h3, h4 {
  color: var(--color-charcoal);
  line-height: 1.1;
  letter-spacing: -0.02em;
  font-weight: 700;
}

p { line-height: 1.7; }
p:not([class]) { max-width: var(--prose-width); }

.section-label {
  font-size: var(--text-label);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-orange);
  display: block;
  margin-bottom: var(--space-4);
}

/* ============================================================
   5. LAYOUT
   ============================================================ */
section {
  padding-block: var(--section-pad);
  scroll-margin-top: var(--nav-height);
}

.container {
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

/* ============================================================
   6. ACCESSIBILITY
   ============================================================ */
.skip-link {
  position: absolute;
  top: -40px;
  left: 6px;
  background: var(--color-charcoal);
  color: var(--color-white);
  padding: 8px 16px;
  font-size: var(--text-sm);
  font-weight: 600;
  text-decoration: none;
  z-index: 9999;
  border-radius: var(--radius-md);
  transition: top var(--dur-fast) var(--ease-out);
}
.skip-link:focus { top: 6px; }

a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--color-orange);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

/* ============================================================
   7. BUTTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 12px 24px;
  font-family: var(--font-base);
  font-size: var(--text-body);
  font-weight: 600;
  border-radius: var(--radius-md);
  cursor: pointer;
  text-decoration: none;
  white-space: nowrap;
  transition:
    background-color var(--dur-instant) var(--ease-out),
    color var(--dur-fast) var(--ease-out),
    transform var(--dur-fast) var(--ease-spring),
    box-shadow var(--dur-fast) var(--ease-out),
    border-color var(--dur-fast) var(--ease-out);
}

.btn-primary {
  background: var(--color-orange);
  color: var(--color-white);
  border: 2px solid var(--color-orange);
}
.btn-primary:hover {
  background: var(--color-orange-dark);
  border-color: var(--color-orange-dark);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(224,122,47,0.35);
}
.btn-primary:active { transform: scale(0.98); box-shadow: none; }

.btn-ghost {
  background: transparent;
  color: var(--color-charcoal);
  border: 1px solid var(--color-border);
}
.btn-ghost:hover {
  background: var(--color-surface);
  border-color: var(--color-dark);
  transform: translateY(-1px);
}
.btn-ghost:active { transform: scale(0.98); }

.btn-white {
  background: var(--color-white);
  color: var(--color-charcoal);
  border: 2px solid var(--color-white);
  box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}
.btn-white:hover {
  background: var(--color-surface);
  transform: translateY(-1px);
  box-shadow: 0 4px 20px rgba(0,0,0,0.14);
}

/* ============================================================
   8. CARDS
   ============================================================ */
.card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  position: relative;
  overflow: hidden;
  transition:
    transform var(--dur-normal) var(--ease-out),
    box-shadow var(--dur-normal) var(--ease-out),
    border-color var(--dur-normal) var(--ease-out);
}
.card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 3px; height: 0;
  background: var(--color-orange);
  border-radius: var(--radius-sm) 0 0 var(--radius-sm);
  transition: height var(--dur-normal) var(--ease-out);
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(224,122,47,0.15);
}
.card:hover::before { height: 100%; }

/* Icon wrapper inside cards */
.card .icon,
.card i[class*="ph-"] {
  color: var(--color-orange);
  font-size: 32px;
  margin-bottom: var(--space-6);
  display: block;
  line-height: 1;
}
.card .icon svg,
.card i[class*="ph-"] svg {
  width: 32px;
  height: 32px;
}
.card h3 {
  font-size: var(--text-h4);
  font-weight: 600;
  margin-bottom: var(--space-3);
  line-height: 1.3;
}
.card p {
  max-width: none;
  font-size: var(--text-sm);
  line-height: 1.65;
}

/* ============================================================
   9. NAVIGATION
   ============================================================ */
nav#nav,
nav {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--nav-height);
  background: transparent;
  border-bottom: 1px solid transparent;
  transition:
    background-color var(--dur-normal) var(--ease-out),
    border-color var(--dur-normal) var(--ease-out),
    box-shadow var(--dur-normal) var(--ease-out);
}
nav.scrolled {
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom-color: var(--color-border);
  box-shadow: var(--shadow-nav);
}

.nav-container {
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: var(--container-pad);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-8);
}

.logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  font-weight: 700;
  font-size: var(--text-h4);
  color: var(--color-charcoal);
  text-decoration: none;
}
.logo img {
  height: 40px;
  width: auto;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.nav-link {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-dark);
  text-decoration: none;
  position: relative;
  padding-block: 4px;
  transition: color var(--dur-fast) var(--ease-out);
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 0; height: 2px;
  background: var(--color-orange);
  border-radius: 2px;
  transition: width var(--dur-normal) var(--ease-out);
}
.nav-link:hover { color: var(--color-charcoal); }
.nav-link:hover::after { width: 100%; }

/* ============================================================
   10. SCROLL REVEAL
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition:
    opacity var(--dur-reveal) var(--ease-out),
    transform var(--dur-reveal) var(--ease-out);
  /* Cap stagger at 5 so long lists don't delay too far */
  transition-delay: calc(min(var(--i, 0), 5) * 80ms);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================================
   11. HERO
   ============================================================ */
#hero {
  background-color: var(--color-white);
  background-image:
    radial-gradient(ellipse 70% 50% at 15% 0%, rgba(224,122,47,0.06) 0%, transparent 60%),
    radial-gradient(circle, rgba(0,0,0,0.05) 1px, transparent 1px);
  background-size: auto, 28px 28px;
  padding-block: clamp(80px, 14vw, 160px);
}

.hero-content { max-width: 680px; }

.hero-headline {
  font-size: var(--text-hero);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.1;
  margin-bottom: var(--space-6);
  color: var(--color-charcoal);
}

.hero-subheading {
  font-size: var(--text-body-lg);
  color: var(--color-body);
  line-height: 1.7;
  margin-bottom: var(--space-8);
  max-width: 600px;
}

.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  align-items: center;
  margin-bottom: var(--space-6);
}

.hero-trust {
  font-size: var(--text-sm);
  color: var(--color-muted);
  max-width: none;
}

/* ============================================================
   12. PROBLEM
   ============================================================ */
#problem { background: var(--color-surface); }

.problem-content {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
}

.problem-bullets {
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-block: var(--space-6);
}

.problem-bullets li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-6);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  font-size: var(--text-body);
  line-height: 1.6;
  position: relative;
  overflow: hidden;
  transition:
    border-color var(--dur-normal) var(--ease-out),
    box-shadow   var(--dur-normal) var(--ease-out);
}
.problem-bullets li:hover {
  border-color: rgba(224,122,47,0.2);
  box-shadow: var(--shadow-hover);
}

/* Sliding orange left-bar — same as .card::before */
.problem-bullets li::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 3px; height: 0;
  background: var(--color-orange);
  border-radius: var(--radius-sm) 0 0 var(--radius-sm);
  transition: height var(--dur-normal) var(--ease-out);
}
.problem-bullets li:hover::before { height: 100%; }

/* ============================================================
   13. AUDIENCE (WHO WE WORK WITH)
   ============================================================ */
#audience { background: var(--color-white); }

#audience h2 { margin-top: var(--space-4); }

.audience-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
  margin-top: var(--space-10);
}

/* ============================================================
   14. SERVICES
   ============================================================ */
#services { background: var(--color-surface); }

#services h2 { margin-top: var(--space-4); margin-bottom: var(--space-10); }

.services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}

.services-primary { grid-template-columns: 1fr; }
.services-core    { grid-template-columns: 1fr; }
.services-high-value { grid-template-columns: 1fr; }
.services-secondary  { grid-template-columns: 1fr; }

.services-section-label {
  font-size: var(--text-sm);
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-muted);
  margin-top: var(--space-12);
  margin-bottom: var(--space-6);
  display: flex;
  align-items: center;
  gap: var(--space-3);
}
.services-section-label::before {
  content: '';
  display: inline-block;
  width: 20px;
  height: 2px;
  background: var(--color-orange);
  border-radius: 2px;
  flex-shrink: 0;
}

/* ============================================================
   15. WHY STAKORA
   ============================================================ */
#why {
  background: var(--color-charcoal);
  color: var(--color-white);
}

#why .section-label { color: var(--color-orange); }
#why h2 { color: var(--color-white); margin-top: var(--space-4); }
#why > .container > p { color: rgba(255,255,255,0.7); margin-top: var(--space-4); }

.why-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  margin-top: var(--space-10);
}

.why-grid h3 {
  color: var(--color-white);
  font-size: var(--text-h4);
  font-weight: 600;
  margin-bottom: var(--space-3);
  line-height: 1.3;
}

.why-grid p {
  color: rgba(255,255,255,0.6);
  font-size: var(--text-sm);
  line-height: 1.65;
  max-width: none;
}

/* ============================================================
   16. PROCESS
   ============================================================ */
#process { background: var(--color-white); }

#process h2 { margin-top: var(--space-4); }
#process > .container > p {
  margin-top: var(--space-4);
  color: var(--color-body);
}

.process-steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  margin-top: var(--space-10);
}

.process-step {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.process-number {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-orange);
  line-height: 1;
}

.process-step h3 {
  font-size: var(--text-h4);
  margin-bottom: var(--space-2);
  line-height: 1.3;
}

.process-step p {
  font-size: var(--text-sm);
  line-height: 1.65;
  max-width: none;
}

/* ============================================================
   17. CTA
   ============================================================ */
#cta {
  background: var(--color-orange);
  color: var(--color-white);
  text-align: center;
}

#cta .section-label { color: rgba(255,255,255,0.8); }
#cta h2 { color: var(--color-white); margin-top: var(--space-4); }
#cta p  { color: rgba(255,255,255,0.88); }

.cta-content {
  max-width: 640px;
  margin-inline: auto;
}

.cta-content .hero-ctas {
  justify-content: center;
  margin-top: var(--space-8);
}

.cta-note {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.75);
  margin-top: var(--space-6);
  max-width: none;
}

/* ============================================================
   18. FOOTER
   ============================================================ */
footer#footer {
  background: var(--color-charcoal);
  color: var(--color-white);
  position: relative;
  padding-top: var(--space-16);
}

footer#footer::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-orange), var(--color-orange-dark));
}

footer#footer h3,
footer#footer p,
footer#footer a { color: var(--color-white); }

.footer-content {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  padding-top: var(--space-4);
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4) var(--space-8);
}

.footer-nav a {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.6);
  transition: color var(--dur-fast) var(--ease-out);
}
.footer-nav a:hover { color: var(--color-white); }

.footer-legal {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.35);
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: var(--space-6);
  margin-top: var(--space-8);
}

footer#footer h3 {
  font-size: 1.125rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-2);
}

footer#footer .footer-content > div > p {
  color: rgba(255,255,255,0.55);
  font-size: var(--text-sm);
  margin-bottom: var(--space-4);
  max-width: 280px;
}

footer#footer .footer-content > div > p:last-of-type {
  color: var(--color-orange);
  margin-bottom: 0;
}

footer#footer address {
  font-style: normal;
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.4);
  line-height: 1.7;
  margin-top: var(--space-4);
  max-width: 260px;
}

/* ============================================================
   19. HAMBURGER / MOBILE NAV
   ============================================================ */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 36px;
  height: 22px;
  padding: 0;
  background: none;
  border: none;
  cursor: pointer;
  flex-shrink: 0;
  z-index: 10;
}
.nav-toggle span {
  display: block;
  height: 2px;
  background: var(--color-charcoal);
  border-radius: 2px;
  transition:
    transform var(--dur-normal) var(--ease-out),
    opacity   var(--dur-fast)   var(--ease-out);
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(10px) rotate(45deg);
}
.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-10px) rotate(-45deg);
}

/* Mobile nav dropdown */
.nav-mobile {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  box-shadow: 0 8px 24px rgba(0,0,0,0.08);
  padding: var(--space-2) var(--container-pad) var(--space-6);
  display: flex;
  flex-direction: column;
  gap: 0;
  animation: navSlideDown var(--dur-normal) var(--ease-out);
  z-index: 99;
}
.nav-mobile[hidden] { display: none; }

@keyframes navSlideDown {
  from { opacity: 0; transform: translateY(-6px); }
  to   { opacity: 1; transform: translateY(0); }
}

.nav-mobile-link {
  display: block;
  padding: var(--space-4) 0;
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-dark);
  border-bottom: 1px solid var(--color-border);
  text-decoration: none;
  transition: color var(--dur-fast) var(--ease-out);
}
.nav-mobile-link:hover { color: var(--color-orange); }

.nav-mobile-cta {
  margin-top: var(--space-4);
  text-align: center;
  justify-content: center;
  width: 100%;
}

/* ============================================================
   20. RESPONSIVE — MOBILE FIRST
   ============================================================ */

/* Tablet & mobile: hide desktop nav, show hamburger */
@media (max-width: 899px) {
  .nav-links  { display: none; }
  .nav-toggle { display: flex; }
}

/* Small: 640px+ — 2 column grids */
@media (min-width: 640px) {
  .audience-grid    { grid-template-columns: repeat(2, 1fr); }
  .why-grid         { grid-template-columns: repeat(2, 1fr); }
  .process-steps    { grid-template-columns: repeat(2, 1fr); }
  .hero-ctas        { flex-direction: row; }
  .services-primary { grid-template-columns: repeat(2, 1fr); }
}

/* Medium: 768px+ — tablet */
@media (min-width: 768px) {
  .services-core       { grid-template-columns: repeat(2, 1fr); }
  .services-high-value { grid-template-columns: repeat(2, 1fr); }
  .services-secondary  { grid-template-columns: repeat(2, 1fr); }
  .problem-content     { grid-template-columns: 1fr 1fr; gap: var(--space-16); }
  .audience-grid       { grid-template-columns: repeat(3, 1fr); }
  .why-grid            { grid-template-columns: repeat(2, 1fr); }
}

/* Large: 900px+ — desktop nav */
@media (min-width: 900px) {
  .nav-links  { display: flex; }
  .nav-toggle { display: none; }
}

/* Large: 1024px+ — full desktop layout */
@media (min-width: 1024px) {
  .why-grid            { grid-template-columns: repeat(3, 1fr); }
  .process-steps       { grid-template-columns: repeat(4, 1fr); }
  .footer-content      { grid-template-columns: 2fr 1fr 1fr; gap: var(--space-16); }
  .services-high-value { grid-template-columns: repeat(3, 1fr); }
}

/* Extra large: 1280px+ */
@media (min-width: 1280px) {
  .container { max-width: var(--max-width); }
}

/* ============================================================
   21. CTA EMAIL LINK
   ============================================================ */
.cta-email-link {
  color: var(--color-white);
  text-decoration: underline;
  text-underline-offset: 3px;
  font-size: var(--text-sm);
  font-weight: 500;
  opacity: 0.9;
  transition: opacity var(--dur-fast) var(--ease-out);
}
.cta-email-link:hover { opacity: 1; }

/* ============================================================
   22. CONTACT MODAL
   ============================================================ */

/* Overlay wrapper — covers entire viewport */
.modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-6);
}
.modal[hidden] { display: none; }

/* Semi-transparent backdrop */
.modal-overlay {
  position: absolute;
  inset: 0;
  background: rgba(30,32,34,0.65);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  cursor: pointer;
  animation: fadeIn var(--dur-normal) var(--ease-out);
}

/* Modal card */
.modal-box {
  position: relative;
  background: var(--color-white);
  border-radius: var(--radius-lg);
  max-width: 580px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  padding: var(--space-8);
  box-shadow: 0 24px 64px rgba(0,0,0,0.2);
  animation: modalSlideUp var(--dur-normal) var(--ease-out);
}

@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}
@keyframes modalSlideUp {
  from { opacity: 0; transform: translateY(20px) scale(0.98); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}

/* Close button */
.modal-close {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  line-height: 1;
  color: var(--color-muted);
  border-radius: var(--radius-sm);
  background: none;
  border: none;
  cursor: pointer;
  transition: color var(--dur-fast) var(--ease-out), background var(--dur-fast) var(--ease-out);
}
.modal-close:hover { color: var(--color-charcoal); background: var(--color-surface); }

/* Modal header */
.modal-header {
  padding-right: var(--space-8);
  margin-bottom: var(--space-6);
}
.modal-header h3 {
  font-size: var(--text-h3);
  margin-top: var(--space-2);
  margin-bottom: var(--space-2);
  line-height: 1.2;
}
.modal-header p {
  color: var(--color-body);
  font-size: var(--text-sm);
  max-width: none;
}

/* Form layout */
.form-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}
.form-group:last-child { margin-bottom: 0; }

label {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-dark);
}

.required { color: var(--color-orange); margin-left: 2px; }

input[type="text"],
input[type="email"],
select,
textarea {
  width: 100%;
  padding: 10px 14px;
  font-family: var(--font-base);
  font-size: var(--text-body);
  color: var(--color-charcoal);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition:
    border-color var(--dur-fast) var(--ease-out),
    box-shadow   var(--dur-fast) var(--ease-out);
  appearance: none;
  -webkit-appearance: none;
}
input[type="text"]:focus,
input[type="email"]:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--color-orange);
  box-shadow: 0 0 0 3px rgba(224,122,47,0.15);
}
input[type="text"]::placeholder,
input[type="email"]::placeholder,
textarea::placeholder { color: var(--color-muted); }

select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24'%3E%3Cpath fill='%236B7280' d='M7 10l5 5 5-5z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
  cursor: pointer;
}

textarea { resize: vertical; min-height: 100px; line-height: 1.6; }

/* GDPR consent checkbox */
.form-consent { margin-top: var(--space-2); }

.checkbox-label {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  cursor: pointer;
  font-weight: 400;
  color: var(--color-body);
  font-size: var(--text-sm);
}
.checkbox-label input[type="checkbox"] {
  width: 18px;
  height: 18px;
  min-width: 18px;
  margin-top: 1px;
  padding: 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  accent-color: var(--color-orange);
}
.checkbox-label a {
  color: var(--color-orange);
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* Submit button */
.form-submit {
  width: 100%;
  justify-content: center;
  margin-top: var(--space-6);
}
.btn-loading { display: none; }
.btn-loading[aria-busy="true"] { display: inline; }

/* Field validation errors */
.field-error {
  font-size: var(--text-sm);
  color: #b91c1c;
  margin-top: 4px;
  display: block;
}
.input-error {
  border-color: #b91c1c !important;
  box-shadow: 0 0 0 3px rgba(185,28,28,0.12) !important;
}

/* Success / error feedback */
.form-feedback[hidden] { display: none; }
.form-feedback {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-6);
  text-align: center;
  padding: var(--space-8) 0;
}
.form-feedback p { max-width: none; font-size: var(--text-body); }

.form-feedback--success p { color: #15803d; font-weight: 500; }
.form-feedback--error   p { color: #b91c1c; }
.form-feedback--error a   { color: var(--color-orange); text-decoration: underline; }

/* Modal responsive */
@media (min-width: 540px) {
  .form-row { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 480px) {
  .modal { padding: 0; align-items: flex-end; }
  .modal-box {
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    max-height: 95vh;
    padding: var(--space-6);
  }
}