/* ==========================================================================
   Kontero - landing page
   Brand: Konto Navy #0e1d39 + Saldo Gold #c08a3e + Krem #f5f1e8
   ========================================================================== */

:root {
  --navy:       #0e1d39;
  --navy-soft:  #1a2c4e;
  --navy-deep:  #06122a;
  --gold:       #c08a3e;
  --gold-soft:  #d4a661;
  --gold-deep:  #9c6c2a;
  --cream:      #f5f1e8;
  --offwhite:   #fffaf0;
  --ink:        #1a1612;
  --ink-soft:   #4a4640;
  --line:       #e8e1d0;

  --font-display: 'Instrument Serif', 'Times New Roman', serif;
  --font-ui:      'Inter Tight', system-ui, -apple-system, sans-serif;
  --font-mono:    'IBM Plex Mono', 'Courier New', monospace;

  --radius:    10px;
  --radius-lg: 16px;
}

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

a { color: inherit; text-decoration: none; transition: color .15s; }
img { max-width: 100%; display: block; }

.container { max-width: 1160px; margin: 0 auto; padding: 0 32px; }
.container-narrow { max-width: 680px; }

.kicker {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--gold-deep);
  margin-bottom: 1.25rem;
}
.kicker-light { color: var(--gold-soft); }

.hero-kicker { color: var(--gold-soft); }

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 4.5vw, 3.6rem);
  line-height: 1.05;
  font-weight: 400;
  margin: 0 0 1.5rem 0;
  letter-spacing: -.01em;
}
.section-title em { font-style: italic; color: var(--gold); }
.section-dark .section-title em { color: var(--gold-soft); }

.section-lead {
  font-size: 1.1rem;
  line-height: 1.65;
  color: var(--ink-soft);
  max-width: 720px;
  margin: 0 0 3rem 0;
}
.section-dark .section-lead { color: rgba(255, 250, 240, .76); }

/* ============================================================
   TOPNAV
   ============================================================ */
.topnav {
  position: absolute; top: 0; left: 0; right: 0;
  display: flex; align-items: center; justify-content: space-between;
  padding: 24px 40px;
  z-index: 10;
}
.topnav-brand img { height: 36px; }
.topnav-links { display: flex; gap: 28px; align-items: center; }
.topnav-links a {
  font-size: .95rem;
  font-weight: 500;
  color: rgba(255, 250, 240, .78);
}
.topnav-links a:hover { color: var(--gold-soft); }
.topnav-cta {
  padding: 10px 18px;
  background: var(--gold);
  color: var(--navy-deep) !important;
  border-radius: 99px;
  font-weight: 600 !important;
  transition: background .15s, transform .05s;
}
.topnav-cta:hover { background: var(--gold-soft); }
.topnav-cta:active { transform: translateY(1px); }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  min-height: 100vh;
  background: linear-gradient(135deg, var(--navy-deep) 0%, var(--navy) 55%, var(--navy-soft) 100%);
  color: var(--offwhite);
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute; right: -200px; bottom: -200px;
  width: 700px; height: 700px;
  background: url('../img/kontero-mark-mono-white.png') no-repeat center / contain;
  opacity: .04;
  pointer-events: none;
}
.hero::after {
  content: "";
  position: absolute; inset: 0;
  background-image: radial-gradient(circle, rgba(212, 166, 97, .07) 1.2px, transparent 1.2px);
  background-size: 32px 32px;
  opacity: .35;
  pointer-events: none;
}
.hero-inner {
  position: relative;
  z-index: 1;
  max-width: 920px;
  padding: 120px 40px 80px;
  margin: 0 auto;
  width: 100%;
}
.hero-title {
  font-family: var(--font-display);
  font-size: clamp(3rem, 8vw, 6.5rem);
  line-height: 1;
  font-weight: 400;
  margin: 0 0 1.5rem;
  letter-spacing: -.02em;
}
.hero-title em {
  font-style: italic;
  color: var(--gold-soft);
}
.hero-lead {
  font-size: 1.25rem;
  line-height: 1.6;
  color: rgba(255, 250, 240, .82);
  max-width: 580px;
  margin-bottom: 2.5rem;
}

.hero-cta {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}
.btn {
  display: inline-flex;
  align-items: center;
  padding: 14px 26px;
  border-radius: 99px;
  font-family: var(--font-ui);
  font-size: 1rem;
  font-weight: 600;
  border: 0;
  cursor: pointer;
  transition: background .15s, transform .05s, color .15s, border-color .15s;
  text-decoration: none;
}
.btn-primary {
  background: var(--gold);
  color: var(--navy-deep);
}
.btn-primary:hover { background: var(--gold-soft); }
.btn-primary:active { transform: translateY(1px); }
.btn-ghost {
  background: transparent;
  color: var(--offwhite);
  border: 1.5px solid rgba(255, 250, 240, .35);
}
.btn-ghost:hover { border-color: var(--gold-soft); color: var(--gold-soft); }

.hero-scroll {
  position: absolute;
  bottom: 32px; left: 50%;
  transform: translate(-50%, 30px);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255, 250, 240, .45);
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .22em;
  text-transform: uppercase;
}
.hero-scroll i {
  display: block;
  width: 1px; height: 36px;
  background: linear-gradient(180deg, rgba(255, 250, 240, .5), transparent);
  animation: scrollHint 2s ease-in-out infinite;
}
@keyframes scrollHint {
  0%, 100% { transform: scaleY(.4); transform-origin: top; opacity: .3; }
  50%      { transform: scaleY(1);  transform-origin: top; opacity: 1; }
}

/* ============================================================
   SECTIONS
   ============================================================ */
.section {
  padding: 120px 0;
  position: relative;
}
.section-light {
  background: var(--cream);
  color: var(--ink);
}
.section-dark {
  background: linear-gradient(180deg, var(--navy-deep), var(--navy));
  color: var(--offwhite);
}
.section-dark .col-card,
.section-dark .persona-card { color: var(--offwhite); }

/* ============================================================
   3 COLUMN CARDS (Czym jest)
   ============================================================ */
.three-cols {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 2rem;
}
.col-card {
  background: var(--offwhite);
  padding: 36px 28px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  transition: transform .25s, box-shadow .25s;
}
.col-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(14, 29, 57, .08);
}
.section-dark .col-card {
  background: rgba(255, 250, 240, .04);
  border-color: rgba(212, 166, 97, .15);
}
.section-dark .col-card:hover {
  background: rgba(255, 250, 240, .07);
  box-shadow: 0 12px 32px rgba(0, 0, 0, .25);
}
.col-icon {
  width: 56px; height: 56px;
  border-radius: 14px;
  background: var(--cream);
  color: var(--gold-deep);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
}
.col-icon svg { width: 28px; height: 28px; }
.col-icon-hr   { background: rgba(192, 138, 62, .12); }
.col-icon-fin  { background: rgba(45, 106, 79, .12);  color: #2d6a4f; }
.col-icon-mgmt { background: rgba(14, 29, 57, .08);   color: var(--navy); }
.section-dark .col-icon {
  background: rgba(212, 166, 97, .12);
  color: var(--gold-soft);
}

.col-card h3 {
  font-family: var(--font-display);
  font-size: 1.55rem;
  font-weight: 400;
  margin-bottom: .65rem;
  letter-spacing: -.005em;
}
.col-card p {
  font-size: .98rem;
  color: var(--ink-soft);
  line-height: 1.6;
}
.section-dark .col-card p { color: rgba(255, 250, 240, .72); }

/* ============================================================
   PERSONAS (Dla kogo)
   ============================================================ */
.persona-card {
  background: rgba(255, 250, 240, .03);
  padding: 36px 30px;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(212, 166, 97, .18);
  transition: transform .25s, background .25s;
}
.persona-card:hover {
  transform: translateY(-4px);
  background: rgba(212, 166, 97, .07);
}
.persona-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--gold-soft);
  padding: 6px 12px;
  background: rgba(212, 166, 97, .12);
  border-radius: 99px;
  margin-bottom: 1.25rem;
}
.persona-card h3 {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 400;
  line-height: 1.25;
  margin-bottom: 1rem;
}
.persona-card p {
  font-size: .96rem;
  color: rgba(255, 250, 240, .72);
  line-height: 1.65;
}

/* ============================================================
   FEATURES GRID (Co dostajesz)
   ============================================================ */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  margin-top: 2rem;
}
.feature {
  background: var(--offwhite);
  padding: 26px 24px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  transition: transform .2s, border-color .2s, box-shadow .2s;
}
.feature:hover {
  transform: translateY(-3px);
  border-color: var(--gold);
  box-shadow: 0 8px 20px rgba(14, 29, 57, .06);
}
.feature i {
  display: block;
  width: 38px; height: 38px;
  border-radius: 10px;
  background: rgba(192, 138, 62, .12);
  color: var(--gold-deep);
  margin-bottom: 1rem;
  position: relative;
}
.feature i::before {
  content: "";
  position: absolute;
  inset: 9px;
  background: currentColor;
  -webkit-mask-position: center;
  mask-position: center;
  -webkit-mask-repeat: no-repeat;
  mask-repeat: no-repeat;
  -webkit-mask-size: contain;
  mask-size: contain;
}
.ico-procesy::before  { -webkit-mask-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'><path d='M4 4h6v6H4zM14 4h6v6h-6zM4 14h6v6H4zM14 14h6v6h-6z'/></svg>"); mask-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'><path d='M4 4h6v6H4zM14 4h6v6h-6zM4 14h6v6H4zM14 14h6v6h-6z'/></svg>"); }
.ico-umowy::before    { -webkit-mask-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'><path d='M14 2H6c-1.1 0-2 .9-2 2v16c0 1.1.9 2 2 2h12c1.1 0 2-.9 2-2V8z'/><path d='M14 2v6h6M9 13l2 2 4-4'/></svg>"); mask-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'><path d='M14 2H6c-1.1 0-2 .9-2 2v16c0 1.1.9 2 2 2h12c1.1 0 2-.9 2-2V8z'/><path d='M14 2v6h6M9 13l2 2 4-4'/></svg>"); }
.ico-urlopy::before   { -webkit-mask-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'><circle cx='12' cy='12' r='4'/><path d='M12 2v2M12 20v2M2 12h2M20 12h2M4.9 4.9l1.5 1.5M17.6 17.6l1.5 1.5M4.9 19.1l1.5-1.5M17.6 6.4l1.5-1.5'/></svg>"); mask-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'><circle cx='12' cy='12' r='4'/><path d='M12 2v2M12 20v2M2 12h2M20 12h2M4.9 4.9l1.5 1.5M17.6 17.6l1.5 1.5M4.9 19.1l1.5-1.5M17.6 6.4l1.5-1.5'/></svg>"); }
.ico-faktury::before  { -webkit-mask-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'><path d='M12 2v20M17 5H9.5a3.5 3.5 0 000 7h5a3.5 3.5 0 010 7H6'/></svg>"); mask-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'><path d='M12 2v20M17 5H9.5a3.5 3.5 0 000 7h5a3.5 3.5 0 010 7H6'/></svg>"); }
.ico-badania::before  { -webkit-mask-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'><path d='M6 2v6a6 6 0 0012 0V2M12 14v8'/></svg>"); mask-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'><path d='M6 2v6a6 6 0 0012 0V2M12 14v8'/></svg>"); }
.ico-mienie::before   { -webkit-mask-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'><path d='M3 9l9-7 9 7v11a2 2 0 01-2 2H5a2 2 0 01-2-2zM9 22V12h6v10'/></svg>"); mask-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'><path d='M3 9l9-7 9 7v11a2 2 0 01-2 2H5a2 2 0 01-2-2zM9 22V12h6v10'/></svg>"); }
.ico-onboarding::before { -webkit-mask-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'><path d='M9 11l3 3L22 4M21 12v7a2 2 0 01-2 2H5a2 2 0 01-2-2V5a2 2 0 012-2h11'/></svg>"); mask-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'><path d='M9 11l3 3L22 4M21 12v7a2 2 0 01-2 2H5a2 2 0 01-2-2V5a2 2 0 012-2h11'/></svg>"); }
.ico-pfron::before    { -webkit-mask-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'><path d='M12 2L3 7v6c0 5 4 9 9 11 5-2 9-6 9-11V7z'/><path d='M9 12l2 2 4-4'/></svg>"); mask-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'><path d='M12 2L3 7v6c0 5 4 9 9 11 5-2 9-6 9-11V7z'/><path d='M9 12l2 2 4-4'/></svg>"); }
.ico-edor::before     { -webkit-mask-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'><path d='M4 4h16c1 0 2 1 2 2v12c0 1-1 2-2 2H4c-1 0-2-1-2-2V6c0-1 1-2 2-2z'/><path d='M22 6l-10 7L2 6'/></svg>"); mask-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'><path d='M4 4h16c1 0 2 1 2 2v12c0 1-1 2-2 2H4c-1 0-2-1-2-2V6c0-1 1-2 2-2z'/><path d='M22 6l-10 7L2 6'/></svg>"); }
.ico-rodo::before     { -webkit-mask-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'><rect x='3' y='11' width='18' height='11' rx='2'/><path d='M7 11V7a5 5 0 0110 0v4'/></svg>"); mask-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'><rect x='3' y='11' width='18' height='11' rx='2'/><path d='M7 11V7a5 5 0 0110 0v4'/></svg>"); }
.ico-cron::before     { -webkit-mask-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'><circle cx='12' cy='12' r='10'/><path d='M12 6v6l4 2'/></svg>"); mask-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'><circle cx='12' cy='12' r='10'/><path d='M12 6v6l4 2'/></svg>"); }
.ico-dash::before     { -webkit-mask-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'><rect x='3' y='3' width='7' height='9'/><rect x='14' y='3' width='7' height='5'/><rect x='14' y='12' width='7' height='9'/><rect x='3' y='16' width='7' height='5'/></svg>"); mask-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'><rect x='3' y='3' width='7' height='9'/><rect x='14' y='3' width='7' height='5'/><rect x='14' y='12' width='7' height='9'/><rect x='3' y='16' width='7' height='5'/></svg>"); }

.feature h4 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 400;
  margin-bottom: .45rem;
  letter-spacing: -.005em;
}
.feature p {
  font-size: .9rem;
  color: var(--ink-soft);
  line-height: 1.55;
}

/* ============================================================
   CTA SECTION (Waitlist)
   ============================================================ */
.section-cta {
  background: linear-gradient(135deg, var(--navy-deep) 0%, var(--navy) 60%, var(--navy-soft) 100%);
  color: var(--offwhite);
  position: relative;
  overflow: hidden;
  text-align: center;
}
.section-cta::before {
  content: "Kontero";
  position: absolute;
  left: 50%; bottom: -3rem;
  transform: translateX(-50%);
  font-family: var(--font-display);
  font-style: italic;
  font-size: 16rem;
  color: rgba(212, 166, 97, .05);
  letter-spacing: -.04em;
  white-space: nowrap;
  pointer-events: none;
}
.section-cta .container { position: relative; z-index: 1; }
.section-cta .section-lead { color: rgba(255, 250, 240, .76); margin-left: auto; margin-right: auto; }

.waitlist-form {
  display: flex;
  gap: 10px;
  max-width: 520px;
  margin: 0 auto 1rem;
  flex-wrap: wrap;
}
.waitlist-form input[type="email"] {
  flex: 1;
  min-width: 240px;
  padding: 14px 20px;
  border-radius: 99px;
  border: 1.5px solid rgba(255, 250, 240, .2);
  background: rgba(255, 250, 240, .06);
  color: var(--offwhite);
  font-family: var(--font-ui);
  font-size: 1rem;
}
.waitlist-form input[type="email"]::placeholder { color: rgba(255, 250, 240, .4); }
.waitlist-form input[type="email"]:focus {
  outline: none;
  border-color: var(--gold);
  background: rgba(255, 250, 240, .1);
  box-shadow: 0 0 0 4px rgba(192, 138, 62, .15);
}

.waitlist-msg {
  margin-top: 1rem;
  font-size: .92rem;
  min-height: 1.4em;
}
.waitlist-msg.ok    { color: var(--gold-soft); }
.waitlist-msg.err   { color: #f4a09a; }

.cta-alt {
  margin-top: 2rem;
  font-size: .92rem;
  color: rgba(255, 250, 240, .55);
}
.cta-alt a {
  color: var(--gold-soft);
  border-bottom: 1px solid rgba(212, 166, 97, .35);
}
.cta-alt a:hover { color: var(--gold); border-color: var(--gold); }

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: var(--navy-deep);
  color: rgba(255, 250, 240, .65);
  padding: 80px 0 32px;
  font-size: .92rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 48px;
}
.footer-brand { max-width: 320px; }
.footer-logo { height: 40px; margin-bottom: 1rem; }
.footer-tagline {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--gold-soft);
}
.footer-col h5 {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--gold-soft);
  margin-bottom: 1rem;
  font-weight: 500;
}
.footer-col a {
  display: block;
  color: rgba(255, 250, 240, .75);
  padding: 4px 0;
  font-size: .95rem;
}
.footer-col a:hover { color: var(--gold-soft); }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  padding-top: 24px;
  border-top: 1px solid rgba(212, 166, 97, .12);
  font-size: .82rem;
  color: rgba(255, 250, 240, .4);
}
.footer-version {
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .12em;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 880px) {
  .topnav { padding: 18px 22px; }
  .topnav-links { gap: 18px; font-size: .9rem; }
  .topnav-links a:not(.topnav-cta) { display: none; }
  .topnav-brand img { height: 30px; }

  .hero-inner { padding: 100px 22px 80px; }
  .hero-title { font-size: clamp(2.2rem, 11vw, 3.4rem); }
  .hero-lead { font-size: 1.05rem; }
  .hero-scroll { display: none; }

  .section { padding: 80px 0; }
  .container { padding: 0 22px; }

  .three-cols { grid-template-columns: 1fr; gap: 16px; }
  .features-grid { grid-template-columns: 1fr 1fr; }

  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-bottom { flex-direction: column; gap: 8px; }

  .waitlist-form { flex-direction: column; }
  .waitlist-form input[type="email"] { min-width: 0; }
}

@media (max-width: 560px) {
  .features-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero-cta .btn { width: 100%; justify-content: center; }
}

/* Reveal on scroll animation hook */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity .8s ease-out, transform .8s ease-out;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}