/* ==========================================================================
   WHALE TECH — Website Styles
   Design system: dark navy + cyan accent, Inter + Space Grotesk
   ========================================================================== */

/* ---------- Tokens ---------- */
:root {
  /* Palette */
  --c-bg:           #0B1E3F;
  --c-bg-deep:      #06142A;
  --c-surface:      #11264A;
  --c-surface-2:    #16315A;
  --c-line:         rgba(255, 255, 255, 0.08);
  --c-line-strong:  rgba(255, 255, 255, 0.14);

  --c-light:        #F8FAFC;
  --c-light-2:      #EEF2F8;
  --c-light-line:   #D8DFEA;
  --c-ink:          #0F172A;
  --c-ink-soft:     #475569;
  --c-ink-muted:    #64748B;

  --c-accent:       #3DA9FC;
  --c-accent-2:     #14B8A6;
  --c-accent-soft:  rgba(61, 169, 252, 0.12);
  --c-accent-line:  rgba(61, 169, 252, 0.35);

  --c-warn:         #FBBF24;

  /* Typography */
  --ff-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --ff-display: "Space Grotesk", "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  --fs-eyebrow: 0.78rem;
  --fs-body:    1rem;
  --fs-lead:    1.125rem;
  --fs-h4:      1.125rem;
  --fs-h3:      1.5rem;
  --fs-h2:      clamp(1.875rem, 3.4vw + 0.5rem, 3rem);
  --fs-h1:      clamp(2.5rem, 5.5vw + 0.5rem, 4.25rem);

  /* Layout */
  --container: 1200px;
  --container-px: clamp(1.25rem, 4vw, 2rem);
  --section-py: clamp(4rem, 9vw, 7rem);

  /* Radii / shadows */
  --r-sm: 6px;
  --r-md: 10px;
  --r-lg: 16px;
  --r-xl: 24px;

  --shadow-sm: 0 1px 2px rgba(0,0,0,0.10), 0 1px 3px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.18), 0 2px 4px rgba(0,0,0,0.10);
  --shadow-lg: 0 18px 50px rgba(6, 20, 42, 0.45), 0 8px 20px rgba(6, 20, 42, 0.25);
  --shadow-glow: 0 0 0 1px rgba(61,169,252,0.30), 0 12px 32px rgba(61,169,252,0.20);

  /* Motion */
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --t-fast: 160ms;
  --t-med:  280ms;
  --t-slow: 480ms;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--ff-sans);
  font-size: var(--fs-body);
  line-height: 1.6;
  color: var(--c-light);
  background: var(--c-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; transition: color var(--t-fast) var(--ease); }
a:hover { color: var(--c-accent); }
button { font: inherit; cursor: pointer; }
ul, ol { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4 { margin: 0; font-family: var(--ff-display); font-weight: 600; line-height: 1.15; letter-spacing: -0.01em; color: var(--c-light); }
p { margin: 0; }
em { font-style: normal; color: var(--c-ink-muted); }

::selection { background: var(--c-accent); color: var(--c-bg-deep); }

/* ---------- Layout primitives ---------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding-left: var(--container-px);
  padding-right: var(--container-px);
}

.eyebrow {
  display: inline-block;
  font-family: var(--ff-sans);
  font-size: var(--fs-eyebrow);
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--c-accent);
  margin-bottom: 1rem;
}

.text-accent { color: var(--c-accent); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 1.4rem;
  border-radius: var(--r-md);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.01em;
  border: 1px solid transparent;
  transition: transform var(--t-fast) var(--ease),
              background var(--t-fast) var(--ease),
              color var(--t-fast) var(--ease),
              box-shadow var(--t-fast) var(--ease),
              border-color var(--t-fast) var(--ease);
  white-space: nowrap;
  cursor: pointer;
  user-select: none;
}
.btn-sm { padding: 0.55rem 1rem; font-size: 0.875rem; }
.btn-lg { padding: 1.05rem 1.75rem; font-size: 1rem; }
.btn-block { width: 100%; }

.btn-primary {
  background: linear-gradient(135deg, var(--c-accent) 0%, var(--c-accent-2) 100%);
  color: #06142A;
  box-shadow: var(--shadow-glow);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 0 1px rgba(61,169,252,0.50), 0 18px 40px rgba(61,169,252,0.30);
  color: #06142A;
}
.btn-primary:focus-visible {
  outline: 3px solid rgba(61,169,252,0.45);
  outline-offset: 3px;
}

.btn-ghost {
  background: transparent;
  color: var(--c-light);
  border-color: var(--c-line-strong);
}
.btn-ghost:hover {
  background: rgba(255,255,255,0.04);
  border-color: var(--c-accent);
  color: var(--c-accent);
  transform: translateY(-2px);
}
.btn-ghost:focus-visible {
  outline: 3px solid rgba(61,169,252,0.45);
  outline-offset: 3px;
}

/* ---------- Header / Nav ---------- */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(11, 30, 63, 0.55);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid transparent;
  transition: background var(--t-med) var(--ease),
              border-color var(--t-med) var(--ease),
              padding var(--t-med) var(--ease);
}
.site-header.is-scrolled {
  background: rgba(11, 30, 63, 0.85);
  border-bottom-color: var(--c-line);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding-top: 1rem;
  padding-bottom: 1rem;
}
.site-header.is-scrolled .header-inner {
  padding-top: 0.7rem;
  padding-bottom: 0.7rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  font-family: var(--ff-display);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.02em;
  color: var(--c-light);
}
.brand:hover { color: var(--c-light); }
.brand-mark {
  width: 32px;
  height: 32px;
  flex-shrink: 0;
}
.brand-name { display: inline-block; }
.brand-name-accent {
  color: var(--c-accent);
  margin-left: 1px;
}

.primary-nav ul {
  display: flex;
  gap: 2rem;
  align-items: center;
}
.primary-nav a {
  font-size: 0.92rem;
  font-weight: 500;
  color: rgba(248, 250, 252, 0.78);
  padding: 0.4rem 0;
  position: relative;
}
.primary-nav a::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  height: 2px; width: 0;
  background: var(--c-accent);
  transition: width var(--t-med) var(--ease);
}
.primary-nav a:hover { color: var(--c-light); }
.primary-nav a:hover::after { width: 100%; }

.header-cta { margin-left: 0.5rem; }

.nav-toggle {
  display: none;
  width: 40px; height: 40px;
  border: 1px solid var(--c-line-strong);
  background: transparent;
  border-radius: var(--r-sm);
  padding: 0;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
}
.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--c-light);
  transition: transform var(--t-fast) var(--ease),
              opacity var(--t-fast) var(--ease);
}
.nav-toggle.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.is-open span:nth-child(2) { opacity: 0; }
.nav-toggle.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-nav {
  background: rgba(11, 30, 63, 0.95);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-top: 1px solid var(--c-line);
}
.mobile-nav ul {
  display: flex;
  flex-direction: column;
  padding: 1rem var(--container-px) 1.5rem;
}
.mobile-nav li { margin: 0.25rem 0; }
.mobile-nav a:not(.btn) {
  display: block;
  padding: 0.75rem 0.5rem;
  font-size: 1rem;
  color: rgba(248,250,252,0.86);
  border-bottom: 1px solid var(--c-line);
}
.mobile-nav li:last-child a:not(.btn) { border-bottom: none; }
.mobile-nav .btn { margin-top: 1rem; }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding-top: clamp(8rem, 18vw, 11rem);
  padding-bottom: clamp(4rem, 9vw, 7rem);
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}
.hero-grid {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
}
.hero-whale {
  position: absolute;
  right: -120px;
  bottom: -60px;
  width: clamp(280px, 40vw, 600px);
  opacity: 0.65;
  filter: blur(0.5px);
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(120% 80% at 80% 0%, rgba(61,169,252,0.12), transparent 60%),
    radial-gradient(80% 60% at 0% 100%, rgba(20,184,166,0.10), transparent 60%);
  z-index: 0;
}
.hero-inner {
  position: relative;
  z-index: 1;
  max-width: 920px;
}
.hero-title {
  font-size: var(--fs-h1);
  font-weight: 700;
  letter-spacing: -0.025em;
  margin-bottom: 1.5rem;
}
.hero-subhead {
  font-size: clamp(1.05rem, 1.4vw + 0.5rem, 1.3rem);
  line-height: 1.55;
  color: rgba(248,250,252,0.82);
  max-width: 720px;
  margin-bottom: 2.25rem;
}
.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-bottom: 3rem;
}
.trust-strip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 0.75rem 1.5rem;
  padding-top: 1.75rem;
  border-top: 1px solid var(--c-line);
  font-size: 0.92rem;
  color: rgba(248,250,252,0.78);
}
.trust-strip li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.trust-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--c-accent);
  box-shadow: 0 0 0 4px rgba(61,169,252,0.18);
  flex-shrink: 0;
}

/* ---------- Stats ---------- */
.stats {
  background: linear-gradient(180deg, var(--c-bg) 0%, var(--c-bg-deep) 100%);
  padding: 3.5rem 0;
  border-top: 1px solid var(--c-line);
  border-bottom: 1px solid var(--c-line);
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  text-align: center;
}
.stat-value {
  font-family: var(--ff-display);
  font-size: clamp(2rem, 3.4vw + 0.5rem, 3rem);
  font-weight: 700;
  color: var(--c-accent);
  letter-spacing: -0.02em;
  line-height: 1;
  margin-bottom: 0.5rem;
}
.stat-label {
  font-size: 0.85rem;
  color: rgba(248,250,252,0.7);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* ---------- Section header ---------- */
.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 3rem;
}
.section-header h2 {
  font-size: var(--fs-h2);
  margin-bottom: 1rem;
}
.section-subhead {
  font-size: var(--fs-lead);
  color: rgba(248,250,252,0.78);
  line-height: 1.55;
}

/* ---------- Cards grid ---------- */
.cards-grid {
  display: grid;
  gap: 1.5rem;
}
.cards-3 { grid-template-columns: repeat(3, 1fr); }
.cards-4 { grid-template-columns: repeat(4, 1fr); }

.card {
  position: relative;
  padding: 2rem;
  background: var(--c-surface);
  border: 1px solid var(--c-line);
  border-radius: var(--r-lg);
  transition: transform var(--t-med) var(--ease),
              border-color var(--t-med) var(--ease),
              background var(--t-med) var(--ease),
              box-shadow var(--t-med) var(--ease);
}
.card:hover {
  transform: translateY(-4px);
  border-color: var(--c-accent-line);
  background: var(--c-surface-2);
  box-shadow: var(--shadow-lg);
}
.card-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px; height: 48px;
  margin-bottom: 1.25rem;
  border-radius: var(--r-md);
  background: var(--c-accent-soft);
  color: var(--c-accent);
  border: 1px solid var(--c-accent-line);
}
.card-icon svg { width: 26px; height: 26px; }
.card h3 {
  font-size: 1.35rem;
  margin-bottom: 0.75rem;
  font-weight: 600;
}
.card p {
  color: rgba(248,250,252,0.78);
  line-height: 1.55;
  margin-bottom: 1.25rem;
}
.card-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--c-accent);
  font-weight: 600;
  font-size: 0.92rem;
  transition: gap var(--t-fast) var(--ease);
}
.card-link:hover { gap: 0.65rem; color: var(--c-accent); }

/* ---------- Services overview section ---------- */
.services-overview {
  padding: var(--section-py) 0;
  background: var(--c-bg);
}

/* ---------- Service sections ---------- */
.service-section {
  padding: var(--section-py) 0;
  background: var(--c-bg);
  position: relative;
}
.service-section-alt {
  background: linear-gradient(180deg, var(--c-bg) 0%, var(--c-bg-deep) 100%);
}
.service-section .section-header { text-align: left; margin-left: 0; }
.section-lede {
  max-width: 820px;
  font-size: 1.05rem;
  color: rgba(248,250,252,0.82);
  line-height: 1.65;
  margin: 0 auto 3rem;
}

.subcard {
  padding: 1.75rem;
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--c-line);
  border-radius: var(--r-md);
  transition: border-color var(--t-fast) var(--ease),
              background var(--t-fast) var(--ease),
              transform var(--t-fast) var(--ease);
}
.subcard:hover {
  border-color: var(--c-accent-line);
  background: rgba(61,169,252,0.06);
  transform: translateY(-2px);
}
.subcard h4 {
  font-family: var(--ff-display);
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 0.6rem;
  color: var(--c-light);
}
.subcard p {
  font-size: 0.95rem;
  line-height: 1.55;
  color: rgba(248,250,252,0.75);
}

.what-you-get {
  margin-top: 3.5rem;
  padding: 2.25rem 2.5rem;
  background: linear-gradient(135deg, rgba(61,169,252,0.06) 0%, rgba(20,184,166,0.04) 100%);
  border: 1px solid var(--c-accent-line);
  border-radius: var(--r-lg);
}
.what-you-get h3 {
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 1.25rem;
  color: var(--c-accent);
  letter-spacing: 0.02em;
  text-transform: uppercase;
  font-family: var(--ff-sans);
}
.what-you-get ul {
  display: grid;
  gap: 0.85rem;
}
.what-you-get li {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  line-height: 1.55;
  color: rgba(248,250,252,0.86);
}
.check {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 22px; height: 22px;
  border-radius: 50%;
  background: var(--c-accent);
  color: var(--c-bg-deep);
  font-weight: 700;
  font-size: 0.78rem;
  margin-top: 1px;
}

.section-cta {
  margin-top: 3rem;
  text-align: center;
}

/* ---------- About ---------- */
.about-section {
  padding: var(--section-py) 0;
  background: linear-gradient(180deg, var(--c-bg-deep) 0%, var(--c-bg) 100%);
  border-top: 1px solid var(--c-line);
}
.about-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 4rem;
  align-items: start;
  margin-bottom: 4rem;
}
.about-narrative h2 {
  font-size: clamp(1.7rem, 3vw + 0.5rem, 2.4rem);
  margin: 0.5rem 0 1.5rem;
  line-height: 1.2;
}
.about-narrative p {
  color: rgba(248,250,252,0.82);
  line-height: 1.7;
  margin-bottom: 1.15rem;
  font-size: 1.02rem;
}
.about-licensing {
  margin-top: 1.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--c-line);
  color: rgba(248,250,252,0.7);
  font-size: 0.95rem;
}
.about-side {
  position: sticky;
  top: 6rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}
.mv-block {
  padding: 1.5rem;
  background: var(--c-surface);
  border: 1px solid var(--c-line);
  border-radius: var(--r-md);
  transition: border-color var(--t-fast) var(--ease);
}
.mv-block:hover { border-color: var(--c-accent-line); }
.mv-block h3 {
  font-family: var(--ff-sans);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--c-accent);
  margin-bottom: 0.6rem;
}
.mv-block p {
  color: rgba(248,250,252,0.86);
  line-height: 1.6;
  font-size: 0.96rem;
}
.values-list {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}
.values-list li {
  font-size: 0.92rem;
  line-height: 1.5;
  color: rgba(248,250,252,0.82);
}
.values-list strong {
  color: var(--c-light);
  font-weight: 600;
}

.why-block {
  margin-top: 4rem;
}

.capabilities-block {
  margin-top: 4rem;
  padding-top: 2rem;
  border-top: 1px solid var(--c-line);
}
.capabilities-block h3 {
  font-family: var(--ff-display);
  font-size: 1.5rem;
  margin-bottom: 0.75rem;
  text-align: center;
}
.capabilities-lede {
  max-width: 680px;
  margin: 0 auto 2.5rem;
  text-align: center;
  font-size: 1rem;
  color: rgba(248,250,252,0.78);
  line-height: 1.6;
}
.why-block h3 {
  font-family: var(--ff-display);
  font-size: 1.5rem;
  margin-bottom: 2rem;
  text-align: center;
}
.why-card {
  padding: 1.75rem;
  background: var(--c-surface);
  border: 1px solid var(--c-line);
  border-radius: var(--r-md);
  transition: border-color var(--t-fast) var(--ease),
              transform var(--t-fast) var(--ease);
}
.why-card:hover {
  border-color: var(--c-accent-line);
  transform: translateY(-3px);
}
.why-num {
  font-family: var(--ff-display);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--c-accent);
  margin-bottom: 0.85rem;
}
.why-card h4 {
  font-family: var(--ff-display);
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 0.6rem;
  line-height: 1.3;
}
.why-card p {
  font-size: 0.92rem;
  line-height: 1.55;
  color: rgba(248,250,252,0.76);
}

.license-block {
  margin-top: 4rem;
  padding: 2.5rem;
  background: linear-gradient(135deg, rgba(61,169,252,0.06) 0%, rgba(20,184,166,0.04) 100%);
  border: 1px solid var(--c-accent-line);
  border-radius: var(--r-lg);
}
.license-block h3 {
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 1.75rem;
  color: var(--c-accent);
  letter-spacing: 0.02em;
  text-transform: uppercase;
  font-family: var(--ff-sans);
}
.license-dl {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.25rem 2rem;
  margin: 0;
}
.license-dl > div {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}
.license-dl dt {
  font-size: 0.74rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(248,250,252,0.55);
  font-weight: 600;
}
.license-dl dd {
  margin: 0;
  color: rgba(248,250,252,0.92);
  font-size: 0.96rem;
  line-height: 1.5;
}

/* ---------- Contact ---------- */
.contact-section {
  padding: var(--section-py) 0;
  background: var(--c-bg);
  border-top: 1px solid var(--c-line);
}
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.05fr;
  gap: 4rem;
  align-items: start;
}
.contact-info h2 {
  font-size: clamp(1.8rem, 3vw + 0.5rem, 2.5rem);
  margin: 0.5rem 0 1.25rem;
  line-height: 1.15;
}
.contact-lede {
  font-size: 1.05rem;
  color: rgba(248,250,252,0.82);
  line-height: 1.6;
  margin-bottom: 2.5rem;
  max-width: 480px;
}
.contact-list {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-bottom: 2.5rem;
}
.contact-list li {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--c-line);
}
.contact-list li:last-child { border-bottom: none; padding-bottom: 0; }
.contact-label {
  font-size: 0.74rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(248,250,252,0.55);
  font-weight: 600;
}
.contact-list a {
  color: var(--c-light);
  font-weight: 500;
  font-size: 1rem;
}
.contact-list a:hover { color: var(--c-accent); }
.contact-list span { font-size: 0.98rem; }


.what-happens-next {
  padding: 1.75rem;
  background: rgba(61,169,252,0.04);
  border: 1px solid var(--c-line);
  border-radius: var(--r-md);
}
.what-happens-next h3 {
  font-family: var(--ff-sans);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-accent);
  margin-bottom: 1.25rem;
}
.what-happens-next ol {
  counter-reset: step;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.what-happens-next li {
  counter-increment: step;
  position: relative;
  padding-left: 2.25rem;
  line-height: 1.55;
  font-size: 0.95rem;
  color: rgba(248,250,252,0.82);
}
.what-happens-next li::before {
  content: counter(step);
  position: absolute;
  left: 0; top: 1px;
  width: 26px; height: 26px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--c-accent);
  color: var(--c-bg-deep);
  font-weight: 700;
  font-size: 0.78rem;
  font-family: var(--ff-display);
}
.what-happens-next strong { color: var(--c-light); font-weight: 600; }

/* ---------- Contact form ---------- */
.contact-form {
  padding: 2.25rem;
  background: var(--c-surface);
  border: 1px solid var(--c-line);
  border-radius: var(--r-lg);
}
.contact-form h3 {
  font-family: var(--ff-display);
  font-size: 1.3rem;
  margin-bottom: 1.5rem;
  font-weight: 600;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
.form-field {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-bottom: 1rem;
}
.form-field span {
  font-size: 0.82rem;
  font-weight: 500;
  color: rgba(248,250,252,0.85);
}
.form-field input,
.form-field select,
.form-field textarea {
  width: 100%;
  padding: 0.75rem 0.9rem;
  font-family: var(--ff-sans);
  font-size: 0.95rem;
  color: var(--c-light);
  background: var(--c-bg-deep);
  border: 1px solid var(--c-line-strong);
  border-radius: var(--r-sm);
  transition: border-color var(--t-fast) var(--ease),
              box-shadow var(--t-fast) var(--ease),
              background var(--t-fast) var(--ease);
}
.form-field select {
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'><path fill='%233DA9FC' d='M6 8L0 0h12z'/></svg>");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.25rem;
}
.form-field select option { background: var(--c-bg-deep); color: var(--c-light); }
.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--c-accent);
  box-shadow: 0 0 0 3px rgba(61,169,252,0.20);
  background: var(--c-bg);
}
.form-field input:user-invalid,
.form-field textarea:user-invalid,
.form-field select:user-invalid {
  border-color: rgba(251, 113, 133, 0.6);
}
.form-field textarea {
  resize: vertical;
  min-height: 110px;
  font-family: var(--ff-sans);
}
.form-field em { font-size: 0.78rem; margin-left: 0.25rem; }
.contact-form .btn { margin-top: 0.5rem; }
.form-note {
  margin-top: 0.75rem;
  font-size: 0.78rem;
  color: rgba(248,250,252,0.55);
  text-align: center;
}
.form-success {
  margin-top: 1.25rem;
  padding: 1rem 1.25rem;
  background: rgba(20, 184, 166, 0.12);
  border: 1px solid rgba(20, 184, 166, 0.45);
  border-radius: var(--r-md);
  color: var(--c-light);
  font-size: 0.95rem;
  text-align: center;
}
.form-success strong { color: var(--c-accent-2); }

.form-error {
  margin-top: 1.25rem;
  padding: 1rem 1.25rem;
  background: rgba(251, 113, 133, 0.10);
  border: 1px solid rgba(251, 113, 133, 0.45);
  border-radius: var(--r-md);
  color: var(--c-light);
  font-size: 0.95rem;
  text-align: center;
}
.form-error a { color: var(--c-accent); font-weight: 600; }

.btn[disabled] {
  opacity: 0.7;
  cursor: not-allowed;
  transform: none !important;
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--c-bg-deep);
  border-top: 1px solid var(--c-line);
  padding: 4rem 0 1.5rem;
  color: rgba(248,250,252,0.78);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 2.5rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid var(--c-line);
}
.footer-col h4 {
  font-family: var(--ff-sans);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--c-accent);
  margin-bottom: 1.25rem;
}
.footer-col ul { display: flex; flex-direction: column; gap: 0.6rem; }
.footer-col a {
  font-size: 0.92rem;
  color: rgba(248,250,252,0.78);
}
.footer-col a:hover { color: var(--c-accent); }
.footer-blurb {
  margin-top: 1rem;
  font-size: 0.92rem;
  line-height: 1.55;
  color: rgba(248,250,252,0.7);
  max-width: 360px;
}
.brand-footer .brand-mark { width: 36px; height: 36px; }
.footer-contact li {
  font-size: 0.9rem;
  line-height: 1.55;
  color: rgba(248,250,252,0.78);
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  padding-top: 1.5rem;
  font-size: 0.85rem;
  color: rgba(248,250,252,0.6);
}
.footer-license { font-weight: 500; }

/* ---------- Reveal on scroll ---------- */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 700ms var(--ease), transform 700ms var(--ease);
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
  * { transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; }
}

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .cards-4 { grid-template-columns: repeat(2, 1fr); }
  .about-grid { grid-template-columns: 1fr; gap: 3rem; }
  .about-side { position: static; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 2rem; }
}

@media (max-width: 860px) {
  .primary-nav, .header-cta { display: none; }
  .nav-toggle { display: inline-flex; }
  .cards-3 { grid-template-columns: 1fr; }
  .cards-4 { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; gap: 3rem; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 2.5rem 1.5rem; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 600px) {
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
  .what-you-get { padding: 1.5rem 1.25rem; }
  .license-block { padding: 1.5rem 1.25rem; }
  .contact-form { padding: 1.5rem 1.25rem; }
  .hero { padding-top: 7rem; }
}