/* ==========================================================
   WhyWorks — Notion/Linear-style ERP Landing Page (WzPDF Concept)
   ========================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500&display=swap');
@import url('https://cdn.jsdelivr.net/gh/orioncactus/pretendard/dist/web/static/pretendard.css');

:root {
  --bg:          #fffefb;
  --bg-subtle:   #f8f4f0;
  --bg-hover:    #f1ede9;
  --border:      #e6e3df;
  --border-dark: #c5c0b1;

  --text:        #201515;
  --text-2:      #36342e;
  --text-3:      #605d52;
  --text-muted:  #939084;

  --orange:      #ff4f00;
  --orange-hover:#e04500;
  --orange-light:#fff0eb;
  --orange-glow: rgba(255,79,0,0.15);

  --green:       #0f7b4e;
  --green-light: #edf7f2;

  --font:        'Pretendard', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --mono:        'JetBrains Mono', monospace;

  --radius-sm:   6px;
  --radius:      12px;
  --radius-lg:   16px;
  --radius-xl:   24px;

  --shadow-sm:   0 1px 3px rgba(32,21,21,0.04), 0 1px 2px rgba(32,21,21,0.02);
  --shadow-md:   0 4px 16px rgba(32,21,21,0.05), 0 1px 3px rgba(32,21,21,0.03);
  --shadow-lg:   0 16px 48px rgba(32,21,21,0.07), 0 4px 12px rgba(32,21,21,0.04);

  --transition:  0.22s cubic-bezier(0.4, 0, 0.2, 1);
  --max-w:       1080px;
  --max-w-wide:  1200px;
}

/* ── Reset ──────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html  { scroll-behavior: smooth; font-size: 16px; background: var(--bg); color: var(--text); font-family: var(--font); overflow-x: hidden; }
body  { line-height: 1.6; -webkit-font-smoothing: antialiased; padding-top: 58px; }
a     { color: inherit; text-decoration: none; transition: var(--transition); }
img   { display: block; max-width: 100%; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }

/* ── Layout ────────────────────────────────────────────── */
.container      { max-width: var(--max-w);      margin: 0 auto; padding: 0 24px; }
.container-wide { max-width: var(--max-w-wide); margin: 0 auto; padding: 0 24px; }
.section-padding { padding: 96px 0; }
.bg-subtle-section { background-color: var(--bg-subtle); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }

/* ── Typography ────────────────────────────────────────── */
h1, h2, h3, h4 { font-weight: 700; letter-spacing: -0.03em; color: var(--text); line-height: 1.25; }
p { color: var(--text-3); }

.section-eyebrow {
  display: inline-block;
  font-size: 0.8rem; font-weight: 700; text-transform: uppercase;
  color: var(--orange); letter-spacing: 1.5px; margin-bottom: 12px;
}

.section-title        { text-align: center; margin-bottom: 56px; }
.section-title h2     { font-size: 2.25rem; margin-bottom: 16px; letter-spacing: -0.04em; }
.section-title p      { font-size: 1.05rem; max-width: 640px; margin: 0 auto; color: var(--text-3); line-height: 1.6; }

/* ── Buttons ───────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 24px; border-radius: var(--radius-sm); font-size: 0.95rem; font-weight: 600;
  transition: var(--transition); white-space: nowrap; text-decoration: none;
}
.btn-primary   { background: var(--orange); color: #fff; border: 1px solid var(--orange); }
.btn-primary:hover   { background: var(--orange-hover); border-color: var(--orange-hover); transform: translateY(-1px); box-shadow: var(--shadow-sm); }
.btn-secondary { background: var(--bg); color: var(--text); border: 1px solid var(--border-dark); }
.btn-secondary:hover { background: var(--bg-subtle); border-color: var(--text); transform: translateY(-1px); }

/* ═══════════════════════════════════════════════════════
   HEADER — fixed, single-row, always
   ═══════════════════════════════════════════════════════ */
header {
  position: fixed; width: 100%; top: 0; left: 0; z-index: 1000;
  background: rgba(255,254,251,0.92); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border); height: 58px;
}

/* header-content IS the flex row */
.header-content {
  display: flex; align-items: center; justify-content: space-between;
  height: 100%; gap: 16px;
}

.logo {
  display: flex; align-items: center; gap: 8px;
  font-weight: 800; font-size: 1.1rem; flex-shrink: 0;
}
.logo-tag {
  background: var(--orange-light); color: var(--orange);
  font-size: 0.7rem; font-weight: 700; padding: 2px 8px;
  border-radius: var(--radius-sm); border: 1px solid var(--orange-glow);
}

.nav-desktop { display: flex; gap: 24px; }
.nav-link    { font-size: 0.88rem; color: var(--text-2); font-weight: 500; white-space: nowrap; }
.nav-link:hover { color: var(--orange); }

.header-cta {
  padding: 7px 16px !important; font-size: 0.82rem !important; border-radius: 6px !important; flex-shrink: 0;
}

/* hamburger */
.hamburger {
  display: none; flex-direction: column; gap: 5px; padding: 4px; cursor: pointer;
}
.hamburger span {
  display: block; width: 22px; height: 2px; background: var(--text); border-radius: 2px;
  transition: var(--transition);
}

/* mobile nav overlay */
.mobile-nav {
  display: none; position: fixed; top: 58px; left: 0; width: 100%; background: var(--bg);
  border-bottom: 1px solid var(--border); box-shadow: var(--shadow-md); z-index: 999;
  flex-direction: column; padding: 16px 24px 24px;
}
.mobile-nav.open { display: flex; }
.mobile-nav a {
  padding: 12px 0; font-size: 1rem; font-weight: 500; color: var(--text-2);
  border-bottom: 1px solid var(--border);
}
.mobile-nav a:last-child { border-bottom: none; }
.mobile-nav a:hover { color: var(--orange); }

/* ═══════════════════════════════════════════════════════
   HERO
   ═══════════════════════════════════════════════════════ */
.hero {
  padding: 80px 0 72px; text-align: center;
  position: relative; overflow: hidden;
}

/* Ambient floating gradient orbs */
.hero::before,
.hero::after {
  content: ''; position: absolute; border-radius: 50%; pointer-events: none;
  filter: blur(80px); opacity: 0.35; z-index: 0;
}
.hero::before {
  width: 420px; height: 420px;
  background: radial-gradient(circle, rgba(255,79,0,0.25) 0%, transparent 70%);
  top: -60px; left: -100px;
  animation: orb-drift-1 12s ease-in-out infinite;
}
.hero::after {
  width: 350px; height: 350px;
  background: radial-gradient(circle, rgba(255,140,50,0.18) 0%, transparent 70%);
  bottom: -40px; right: -80px;
  animation: orb-drift-2 15s ease-in-out infinite;
}

@keyframes orb-drift-1 {
  0%   { transform: translate(0, 0) scale(1); }
  25%  { transform: translate(60px, 30px) scale(1.08); }
  50%  { transform: translate(30px, -20px) scale(0.95); }
  75%  { transform: translate(-20px, 40px) scale(1.05); }
  100% { transform: translate(0, 0) scale(1); }
}
@keyframes orb-drift-2 {
  0%   { transform: translate(0, 0) scale(1); }
  30%  { transform: translate(-40px, -30px) scale(1.1); }
  60%  { transform: translate(20px, 20px) scale(0.92); }
  100% { transform: translate(0, 0) scale(1); }
}

/* Additional ambient particle (third orb via an inner wrapper) */
.hero .container { position: relative; z-index: 1; }

.hero-tagline {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 0.82rem; font-weight: 700;
  background: var(--orange-light); color: var(--orange);
  padding: 6px 14px; border-radius: var(--radius-sm); border: 1px solid var(--orange-glow);
  margin-bottom: 20px;
  position: relative; overflow: hidden;
}

/* Shimmer sweep across tagline */
.hero-tagline::after {
  content: ''; position: absolute; top: 0; left: -100%; width: 60%; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.6), transparent);
  animation: shimmer 4s ease-in-out infinite;
}
@keyframes shimmer {
  0%   { left: -100%; }
  50%  { left: 150%; }
  100% { left: 150%; }
}

.hero-title      { font-size: 3.2rem; letter-spacing: -0.04em; line-height: 1.18; margin-bottom: 20px; font-weight: 800; }
.hero-title span { color: var(--orange); }

.hero-subtitle   { font-size: 1.1rem; max-width: 740px; margin: 0 auto 32px; color: var(--text-3); line-height: 1.65; }

.hero-actions    { display: flex; justify-content: center; gap: 12px; margin-bottom: 56px; flex-wrap: wrap; }

/* CTA button glow pulse */
.hero-actions .btn-primary {
  position: relative;
  animation: btn-glow 3s ease-in-out infinite;
}
@keyframes btn-glow {
  0%   { box-shadow: 0 0 0 0 rgba(255,79,0,0.3); }
  50%  { box-shadow: 0 0 20px 4px rgba(255,79,0,0.15); }
  100% { box-shadow: 0 0 0 0 rgba(255,79,0,0.3); }
}

/* browser frame mockup */
.hero-frame {
  background: var(--bg-subtle); border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 6px; max-width: 960px; margin: 0 auto;
  box-shadow: var(--shadow-lg);
  position: relative;
}

/* Soft glow behind the frame */
.hero-frame::before {
  content: ''; position: absolute; inset: -20px; border-radius: var(--radius-xl);
  background: radial-gradient(ellipse at center, rgba(255,79,0,0.06) 0%, transparent 70%);
  z-index: -1;
  animation: frame-glow 6s ease-in-out infinite;
}
@keyframes frame-glow {
  0%   { opacity: 0.5; transform: scale(1); }
  50%  { opacity: 1; transform: scale(1.02); }
  100% { opacity: 0.5; transform: scale(1); }
}

.browser-header {
  height: 32px; display: flex; align-items: center; gap: 6px; padding: 0 12px;
  border-bottom: 1px solid var(--border); background: var(--bg);
  border-top-left-radius: var(--radius); border-top-right-radius: var(--radius);
}

.browser-dot        { width: 10px; height: 10px; border-radius: 50%; background: #e6e3df; }
.browser-dot.red    { background: #ff5f56; }
.browser-dot.yellow { background: #ffbd2e; }
.browser-dot.green  { background: #27c93f; }

.hero-screenshot {
  border-bottom-left-radius: var(--radius); border-bottom-right-radius: var(--radius);
  overflow: hidden; border: 1px solid var(--border); background: #fff;
}
.hero-screenshot img { width: 100%; height: auto; display: block; }

/* ═══════════════════════════════════════════════════════
   COMPARISON (BEFORE vs AFTER)
   ═══════════════════════════════════════════════════════ */
.comparison-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin-top: 40px;
}

.comparison-card {
  background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 32px; box-shadow: var(--shadow-sm); display: flex; flex-direction: column;
}
.comparison-card.bad  { border-left: 4px solid var(--border-dark); }
.comparison-card.good { border-left: 4px solid var(--orange); background: #fffef9; }

.comparison-card h3 {
  font-size: 1.2rem; margin-bottom: 20px; display: flex; align-items: center; gap: 10px;
}
.comparison-card.bad h3  { color: var(--text-2); }
.comparison-card.good h3 { color: var(--orange); }

.comparison-list {
  list-style: none; display: flex; flex-direction: column; gap: 14px; flex: 1;
}
.comparison-list li {
  display: flex; gap: 10px; font-size: 0.92rem; line-height: 1.5;
}
.comparison-list li i { margin-top: 3px; flex-shrink: 0; font-size: 0.85rem; }
.comparison-card.bad  .comparison-list i { color: #d97706; }
.comparison-card.good .comparison-list i { color: var(--green); }
.comparison-list li strong { display: block; font-weight: 600; color: var(--text); margin-bottom: 2px; }
.comparison-list li span   { color: var(--text-3); font-size: 0.88rem; }

/* ═══════════════════════════════════════════════════════
   WORKFLOW STEPS
   ═══════════════════════════════════════════════════════ */
.workflow-container {
  background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 40px 32px; box-shadow: var(--shadow-md); margin-top: 40px; position: relative; overflow: hidden;
}

.workflow-steps {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; position: relative;
}
.workflow-step {
  text-align: center; position: relative; z-index: 2;
  background: var(--bg); padding: 20px 12px; border-radius: var(--radius); border: 1px solid var(--border);
  transition: var(--transition);
}
.workflow-step:hover { border-color: var(--orange); transform: translateY(-2px); box-shadow: var(--shadow-sm); }

.workflow-step-num {
  width: 28px; height: 28px; border-radius: 50%;
  background: var(--bg-subtle); border: 1px solid var(--border-dark);
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 0.8rem; font-weight: 700; margin-bottom: 14px; color: var(--text-2);
}
.workflow-step:hover .workflow-step-num { background: var(--orange); color: #fff; border-color: var(--orange); }

.workflow-step i  { font-size: 1.6rem; color: var(--orange); margin-bottom: 10px; display: block; }
.workflow-step h4 { font-size: 1rem; margin-bottom: 8px; }
.workflow-step p  { font-size: 0.82rem; color: var(--text-3); line-height: 1.45; }

.workflow-line {
  position: absolute; top: 30px; left: 12.5%; right: 12.5%; height: 1px; background: var(--border); z-index: 1;
}

/* ═══════════════════════════════════════════════════════
   MARKETING PILLARS
   ═══════════════════════════════════════════════════════ */
.pillars-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 40px;
}

.pillar-card {
  background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 32px; box-shadow: var(--shadow-sm); transition: var(--transition);
}
.pillar-card:hover { border-color: var(--orange); transform: translateY(-3px); box-shadow: var(--shadow-md); }

.pillar-icon {
  width: 44px; height: 44px; border-radius: var(--radius-sm);
  background: var(--orange-light); border: 1px solid var(--orange-glow);
  color: var(--orange); display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem; margin-bottom: 20px;
}

.pillar-card h3 { font-size: 1.15rem; margin-bottom: 10px; }
.pillar-card p  { font-size: 0.9rem; color: var(--text-3); line-height: 1.6; }

/* ═══════════════════════════════════════════════════════
   INTERACTIVE TABS
   ═══════════════════════════════════════════════════════ */
.tabs-outer { margin-top: 40px; }

.tabs-nav {
  display: flex; justify-content: center; gap: 6px; flex-wrap: wrap;
  margin-bottom: 28px; border-bottom: 1px solid var(--border); padding-bottom: 14px;
}
.tab-trigger {
  padding: 8px 14px; font-size: 0.85rem; font-weight: 600; color: var(--text-3);
  border-radius: var(--radius-sm); transition: var(--transition);
  display: inline-flex; align-items: center; gap: 6px; white-space: nowrap;
}
.tab-trigger i { font-size: 0.9rem; }
.tab-trigger:hover  { color: var(--text); background: var(--bg-subtle); }
.tab-trigger.active { color: var(--orange); background: var(--orange-light); box-shadow: inset 0 0 0 1px var(--orange-glow); }

.tab-view {
  display: none; grid-template-columns: 1fr 1.4fr; gap: 32px; align-items: center;
  opacity: 0; transform: translateY(8px); transition: opacity 0.3s ease, transform 0.3s ease;
}
.tab-view.active { display: grid; opacity: 1; transform: translateY(0); }

.tab-info { display: flex; flex-direction: column; justify-content: center; }
.tab-info h3 {
  font-size: 1.5rem; margin-bottom: 12px; display: flex; align-items: center;
  gap: 10px; flex-wrap: wrap;
}
.tab-info h3 span {
  font-size: 0.7rem; font-weight: 700; background: var(--bg-subtle); color: var(--text-2);
  padding: 2px 8px; border-radius: var(--radius-sm); border: 1px solid var(--border);
  text-transform: uppercase;
}

.tab-info p.desc { font-size: 0.98rem; color: var(--text-3); margin-bottom: 20px; line-height: 1.6; }

.tab-feats          { list-style: none; display: flex; flex-direction: column; gap: 14px; }
.tab-feats li       { display: flex; gap: 10px; font-size: 0.92rem; }
.tab-feats li i     { color: var(--orange); margin-top: 3px; flex-shrink: 0; }
.tab-feats li strong { display: block; font-weight: 600; color: var(--text); margin-bottom: 2px; }
.tab-feats li span   { color: var(--text-3); font-size: 0.88rem; }

.tab-screenshot-frame {
  background: var(--bg-subtle); border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 6px; box-shadow: var(--shadow-md); overflow: hidden;
}
.tab-screenshot-frame img {
  width: 100%; height: auto; border-radius: var(--radius); border: 1px solid var(--border);
  display: block; transition: transform 0.4s ease;
}
.tab-screenshot-frame:hover img { transform: scale(1.02); }

/* ═══════════════════════════════════════════════════════
   TECH STACK
   ═══════════════════════════════════════════════════════ */
.tech-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: 40px;
}
.tech-item {
  background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 24px 16px; text-align: center; transition: var(--transition);
}
.tech-item:hover { border-color: var(--orange); background: var(--bg-subtle); }
.tech-item i  { font-size: 1.8rem; color: var(--orange); margin-bottom: 12px; display: block; }
.tech-item h4 { font-size: 1rem; margin-bottom: 4px; }
.tech-item p  { font-size: 0.8rem; color: var(--text-muted); }

/* ═══════════════════════════════════════════════════════
   DEMO SECTION
   ═══════════════════════════════════════════════════════ */
.demo-container {
  background: var(--bg-subtle); border: 1px solid var(--border); border-radius: var(--radius-xl);
  padding: 48px 32px; text-align: center; max-width: 880px; margin: 0 auto;
  box-shadow: var(--shadow-md); position: relative; overflow: hidden;
}
.demo-container::after {
  content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 4px; background: var(--orange);
}

.demo-container h2 { font-size: 2rem; margin-bottom: 12px; }
.demo-container > p { font-size: 1rem; margin-bottom: 32px; }

.creds-row {
  display: flex; justify-content: center; gap: 12px; margin-bottom: 32px; flex-wrap: wrap;
}
.cred-card {
  background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 10px 16px; display: flex; align-items: center; gap: 8px;
  font-family: var(--mono); font-size: 0.88rem; box-shadow: var(--shadow-sm);
}
.cred-card span   { color: var(--text-muted); font-size: 0.72rem; font-weight: 700; text-transform: uppercase; }
.cred-card strong { color: var(--text); font-weight: 600; }

.copy-icon-btn {
  background: none; border: none; color: var(--text-muted); cursor: pointer;
  padding: 4px; border-radius: var(--radius-sm); transition: var(--transition);
  display: inline-flex; align-items: center;
}
.copy-icon-btn:hover { color: var(--orange); background: var(--bg-hover); }

.demo-action-box      { display: flex; flex-direction: column; align-items: center; gap: 12px; }
.demo-action-box .desc-muted { font-size: 0.82rem; color: var(--text-muted); max-width: 500px; line-height: 1.5; }

/* ═══════════════════════════════════════════════════════
   TOAST
   ═══════════════════════════════════════════════════════ */
.toast-msg {
  position: fixed; bottom: 24px; right: 24px;
  background: var(--text); color: var(--bg); padding: 12px 20px; border-radius: var(--radius-sm);
  font-weight: 600; box-shadow: var(--shadow-lg);
  transform: translateY(100px); opacity: 0;
  transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  z-index: 2000; display: flex; align-items: center; gap: 8px; font-size: 0.88rem;
}
.toast-msg i    { color: var(--orange); }
.toast-msg.show { transform: translateY(0); opacity: 1; }

/* ═══════════════════════════════════════════════════════
   FOOTER
   ═══════════════════════════════════════════════════════ */
footer { border-top: 1px solid var(--border); padding: 48px 0; background: var(--bg-subtle); text-align: center; }
.footer-inner { display: flex; flex-direction: column; align-items: center; gap: 16px; }
.footer-logo  { display: flex; align-items: center; gap: 8px; font-weight: 800; opacity: 0.85; font-size: 1.05rem; }
.footer-desc  { font-size: 0.85rem; color: var(--text-3); max-width: 520px; line-height: 1.7; }
.footer-copy  { font-size: 0.8rem; color: var(--text-muted); border-top: 1px solid var(--border); width: 100%; padding-top: 16px; margin-top: 8px; }

/* ═══════════════════════════════════════════════════════
   RESPONSIVE — Tablet (≤ 1024px)
   ═══════════════════════════════════════════════════════ */
@media (max-width: 1024px) {
  .tab-view.active { grid-template-columns: 1fr; }
  .tab-screenshot-frame { order: -1; max-width: 600px; margin: 0 auto 16px; }

  .comparison-grid { grid-template-columns: 1fr; }

  .workflow-steps { grid-template-columns: repeat(2, 1fr); }
  .workflow-line  { display: none; }

  .tech-grid { grid-template-columns: repeat(2, 1fr); }

  .pillars-grid { grid-template-columns: 1fr; }
}

/* ═══════════════════════════════════════════════════════
   RESPONSIVE — Mobile (≤ 768px)
   ═══════════════════════════════════════════════════════ */
@media (max-width: 768px) {
  body { padding-top: 54px; }
  header { height: 54px; }

  /* show hamburger, hide desktop nav + CTA */
  .hamburger     { display: flex; }
  .nav-desktop   { display: none; }
  .header-cta    { display: none !important; }

  .hero { padding: 56px 0 48px; }
  .hero-title { font-size: 2.2rem; }
  .hero-subtitle { font-size: 1rem; margin-bottom: 24px; }

  .section-padding { padding: 64px 0; }
  .section-title h2 { font-size: 1.75rem; }
  .section-title p  { font-size: 0.95rem; }

  .tabs-nav {
    justify-content: flex-start; overflow-x: auto;
    padding-bottom: 10px; gap: 4px; flex-wrap: nowrap;
    -webkit-overflow-scrolling: touch;
  }
  .tab-trigger { padding: 8px 12px; font-size: 0.8rem; }

  .tab-info h3 { font-size: 1.25rem; }

  .comparison-card { padding: 24px; }
  .comparison-card h3 { font-size: 1.1rem; }

  .workflow-container { padding: 24px 16px; }
  .workflow-steps { grid-template-columns: 1fr 1fr; gap: 12px; }

  .demo-container { padding: 32px 20px; }
  .demo-container h2 { font-size: 1.6rem; }

  .creds-row { flex-direction: column; align-items: center; }
  .cred-card { width: 100%; max-width: 320px; justify-content: space-between; }
}

/* ═══════════════════════════════════════════════════════
   RESPONSIVE — Small Phone (≤ 480px)
   ═══════════════════════════════════════════════════════ */
@media (max-width: 480px) {
  .hero-title { font-size: 1.75rem; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-actions .btn { width: 100%; }

  .workflow-steps { grid-template-columns: 1fr; }

  .tech-grid { grid-template-columns: 1fr; }

  .tab-info h3 { font-size: 1.15rem; }
  .tab-info p.desc { font-size: 0.9rem; }
}

/* ═══════════════════════════════════════════════════════
   ANIMATIONS & MOTION GRAPHICS
   ═══════════════════════════════════════════════════════ */

/* 1. Continuous Animations */
@keyframes float {
  0% { transform: translateY(0px); }
  50% { transform: translateY(-12px); }
  100% { transform: translateY(0px); }
}

.animate-float {
  animation: float 6s ease-in-out infinite;
}

@keyframes pulse-glow {
  0% { box-shadow: 0 0 0 0 rgba(255, 79, 0, 0.4); }
  70% { box-shadow: 0 0 0 15px rgba(255, 79, 0, 0); }
  100% { box-shadow: 0 0 0 0 rgba(255, 79, 0, 0); }
}

.animate-pulse {
  animation: pulse-glow 2s infinite;
}

/* 2. Scroll Reveal Base Classes */
.reveal {
  opacity: 0;
  visibility: hidden;
  transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: transform, opacity;
}

.reveal.in-view {
  opacity: 1;
  visibility: visible;
  transform: none !important;
}

/* Specific Reveal Types */
.reveal-up { transform: translateY(40px); }
.reveal-down { transform: translateY(-40px); }
.reveal-left { transform: translateX(-40px); }
.reveal-right { transform: translateX(40px); }
.reveal-zoom { transform: scale(0.92); }

/* Delay Utilities */
.delay-100 { transition-delay: 100ms; }
.delay-200 { transition-delay: 200ms; }
.delay-300 { transition-delay: 300ms; }
.delay-400 { transition-delay: 400ms; }

/* 3. Hero Initial Load Animations */
@keyframes hero-fade-up {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes hero-fade-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

.hero-tagline { animation: hero-fade-up 0.8s ease backwards; }
.hero-title { animation: hero-fade-up 0.8s ease 0.1s backwards; }
.hero-subtitle { animation: hero-fade-up 0.8s ease 0.2s backwards; }
.hero-actions { animation: hero-fade-up 0.8s ease 0.3s backwards; }
.hero-frame { animation: hero-fade-up 1s ease 0.4s backwards; }
.hero-trust { animation: hero-fade-up 0.8s ease 0.6s backwards; }

/* 4. Floating Particles */
.hero-particles {
  position: absolute; inset: 0; z-index: 0; pointer-events: none; overflow: hidden;
}
.particle {
  position: absolute; border-radius: 50%;
  opacity: 0.25;
}
.particle.p1 {
  width: 6px; height: 6px; background: var(--orange);
  top: 18%; left: 12%;
  animation: particle-float 8s ease-in-out infinite;
}
.particle.p2 {
  width: 4px; height: 4px; background: var(--orange);
  top: 35%; right: 8%;
  animation: particle-float 10s ease-in-out infinite 1s;
}
.particle.p3 {
  width: 8px; height: 8px; background: rgba(255,140,50,0.4);
  bottom: 25%; left: 20%;
  animation: particle-float 12s ease-in-out infinite 2s;
}
.particle.p4 {
  width: 5px; height: 5px; background: var(--orange);
  top: 55%; right: 18%;
  animation: particle-float 9s ease-in-out infinite 0.5s;
}
.particle.p5 {
  width: 3px; height: 3px; background: rgba(255,79,0,0.5);
  top: 70%; left: 35%;
  animation: particle-float 11s ease-in-out infinite 3s;
}

@keyframes particle-float {
  0%   { transform: translate(0, 0) scale(1); opacity: 0.15; }
  25%  { transform: translate(15px, -20px) scale(1.3); opacity: 0.35; }
  50%  { transform: translate(-10px, -35px) scale(0.9); opacity: 0.2; }
  75%  { transform: translate(20px, -15px) scale(1.2); opacity: 0.3; }
  100% { transform: translate(0, 0) scale(1); opacity: 0.15; }
}

/* 5. Trust Signal Bar */
.hero-trust {
  display: flex; justify-content: center; flex-wrap: wrap; gap: 20px;
  margin-top: 36px; padding: 16px 0;
}
.hero-trust span {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 0.8rem; font-weight: 600; color: var(--text-muted);
  letter-spacing: 0.02em;
}
.hero-trust span i {
  color: var(--orange); font-size: 0.85rem;
}

/* 6. Workflow step icon bounce on hover */
.workflow-step:hover i {
  animation: icon-bounce 0.5s ease;
}
@keyframes icon-bounce {
  0%   { transform: scale(1); }
  40%  { transform: scale(1.25); }
  70%  { transform: scale(0.95); }
  100% { transform: scale(1); }
}

/* 7. Pillar card subtle hover lift */
.pillar-card {
  transition: transform 0.4s ease, box-shadow 0.4s ease;
}
.pillar-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
}

/* 8. Tab trigger active indicator animation */
@keyframes tab-underline {
  from { transform: scaleX(0); }
  to   { transform: scaleX(1); }
}
.tab-trigger.active::after {
  animation: tab-underline 0.3s ease forwards;
}

/* 9. Comparison card hover effects */
.comparison-card {
  transition: transform 0.35s ease, box-shadow 0.35s ease;
}
.comparison-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

/* 10. Demo CTA button bounce */
.demo-action-box .btn-primary {
  animation: btn-glow 3s ease-in-out infinite;
}