/* ===== TASKFLOW - Neobrutalism Style (Gumroad/Figma Community inspired) ===== */
@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&family=Noto+Sans+KR:wght@400;500;700;900&display=swap');

:root {
  --pink: #EC4899;
  --yellow: #EAB308;
  --lime: #84CC16;
  --white: #FFFFFF;
  --black: #000000;
  --bg: #FFFBEB;
  --dark: #1A1A1A;
  --gray-500: #6B7280;
  --gray-300: #D1D5DB;
  --border: 3px solid var(--black);
  --shadow: 4px 4px 0px var(--black);
  --shadow-lg: 8px 8px 0px var(--black);
  --radius: 12px;
  --transition: 0.2s ease;
  --font: 'Space Grotesk', 'Noto Sans KR', sans-serif;
  --max-width: 1200px;
}

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

.container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }
.section { padding: 80px 0; }

/* ===== Scroll Animations ===== */
.reveal { opacity: 0; transform: translateY(30px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-left { opacity: 0; transform: translateX(-40px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal-left.visible { opacity: 1; transform: translateX(0); }
.reveal-right { opacity: 0; transform: translateX(40px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal-right.visible { opacity: 1; transform: translateX(0); }
.reveal-scale { opacity: 0; transform: scale(0.9); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal-scale.visible { opacity: 1; transform: scale(1); }
.stagger-children .reveal:nth-child(1) { transition-delay: 0s; }
.stagger-children .reveal:nth-child(2) { transition-delay: 0.08s; }
.stagger-children .reveal:nth-child(3) { transition-delay: 0.16s; }
.stagger-children .reveal:nth-child(4) { transition-delay: 0.24s; }
.stagger-children .reveal:nth-child(5) { transition-delay: 0.32s; }
.stagger-children .reveal:nth-child(6) { transition-delay: 0.4s; }

/* ===== Navbar ===== */
.navbar {
  position: fixed; top: 0; left: 0; width: 100%; z-index: 1000;
  padding: 12px 0; background: var(--bg); border-bottom: var(--border); transition: var(--transition);
}
.navbar .container { display: flex; align-items: center; justify-content: space-between; }
.nav-logo { display: flex; align-items: center; gap: 10px; font-size: 1.3rem; font-weight: 700; }
.nav-logo-icon {
  width: 40px; height: 40px; background: var(--pink); border: var(--border);
  border-radius: 8px; box-shadow: 2px 2px 0px var(--black);
  display: flex; align-items: center; justify-content: center; color: white; font-size: 0.9rem; font-weight: 900;
}
.nav-links { display: flex; align-items: center; gap: 8px; }
.nav-links a {
  font-size: 0.9rem; font-weight: 700; padding: 8px 16px;
  border-radius: 8px; transition: var(--transition);
}
.nav-links a:hover, .nav-links a.active { background: var(--yellow); }
.nav-cta {
  padding: 8px 20px !important; background: var(--pink) !important; color: white !important;
  border: var(--border); border-radius: 8px !important; box-shadow: 3px 3px 0px var(--black);
}
.nav-cta::after { display: none !important; }
.nav-cta:hover { transform: translate(2px, 2px) !important; box-shadow: 1px 1px 0px var(--black) !important; background: var(--pink) !important; }
.nav-toggle { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 4px; }
.nav-toggle span { width: 24px; height: 3px; background: var(--black); border-radius: 0; }

/* ===== Buttons ===== */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 14px 28px; font-family: inherit; font-size: 0.95rem; font-weight: 900;
  border-radius: 8px; border: var(--border); cursor: pointer; transition: var(--transition); white-space: nowrap;
}
.btn:hover { transform: translate(2px, 2px); }
.btn-pink { background: var(--pink); color: white; box-shadow: var(--shadow); }
.btn-pink:hover { box-shadow: 2px 2px 0px var(--black); }
.btn-yellow { background: var(--yellow); color: var(--dark); box-shadow: var(--shadow); }
.btn-yellow:hover { box-shadow: 2px 2px 0px var(--black); }
.btn-outline { background: transparent; color: var(--dark); box-shadow: var(--shadow); }
.btn-outline:hover { box-shadow: 2px 2px 0px var(--black); background: var(--white); }
.btn-dark { background: var(--dark); color: white; box-shadow: var(--shadow); }
.btn-dark:hover { box-shadow: 2px 2px 0px var(--black); }
.btn-ghost { background: transparent; color: var(--dark); border: var(--border); box-shadow: var(--shadow); }
.btn-ghost:hover { background: var(--pink); color: white; box-shadow: 2px 2px 0px var(--black); }
.btn-lg { padding: 16px 36px; font-size: 1.05rem; }

/* ===== Section Titles ===== */
.section-label {
  display: inline-block; font-size: 0.82rem; font-weight: 900; text-transform: uppercase;
  letter-spacing: 2px; color: var(--pink); margin-bottom: 12px;
  background: rgba(236,72,153,0.1); padding: 4px 12px; border-radius: 4px;
  border: 2px solid var(--pink);
}
.section-title { font-size: clamp(1.8rem, 4vw, 2.8rem); font-weight: 900; line-height: 1.2; margin-bottom: 16px; }
.section-title .highlight-pink { background: var(--pink); color: white; padding: 0 8px; transform: rotate(-1deg); display: inline-block; }
.section-title .highlight-yellow { background: var(--yellow); padding: 0 8px; transform: rotate(1deg); display: inline-block; }
.section-desc { font-size: 1rem; color: var(--gray-500); max-width: 600px; line-height: 1.7; }
.text-center { text-align: center; }
.text-center .section-desc { margin: 0 auto; }

/* ===== Hero ===== */
.hero {
  min-height: 100vh; display: flex; align-items: center;
  padding-top: 80px; background: var(--bg); position: relative; overflow: hidden;
}
.hero .container { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.hero-content { position: relative; z-index: 2; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px; padding: 8px 16px;
  background: var(--white); border: var(--border); border-radius: 8px;
  box-shadow: 3px 3px 0px var(--black); font-size: 0.85rem; font-weight: 700; margin-bottom: 20px;
}
.hero-badge-dot { width: 8px; height: 8px; background: var(--yellow); border-radius: 50%; }
.hero h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); font-weight: 900; line-height: 1.1; margin-bottom: 16px; }
.hero h1 .yellow-text { background: var(--yellow); padding: 0 8px; display: inline-block; transform: rotate(-1deg); }
.hero-desc { font-size: 1.05rem; color: var(--gray-500); margin-bottom: 28px; max-width: 480px; line-height: 1.7; }
.hero-buttons { display: flex; gap: 12px; flex-wrap: wrap; }
.hero-visual { position: relative; z-index: 2; }
.hero-img-wrapper {
  border: var(--border); border-radius: var(--radius); overflow: hidden;
  box-shadow: var(--shadow-lg); background: var(--white);
}
.hero-img-wrapper img { width: 100%; height: 380px; object-fit: cover; }

/* ===== Stats ===== */
.stats-bar { padding: 48px 0; background: var(--pink); border-top: var(--border); border-bottom: var(--border); }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; text-align: center; }
.stat-item { padding: 16px; }
.stat-number { font-size: 2.4rem; font-weight: 900; color: white; line-height: 1; margin-bottom: 4px; }
.stat-number.yellow-grad { color: var(--yellow); }
.stat-label { font-size: 0.88rem; color: rgba(255,255,255,0.85); font-weight: 600; }

/* ===== Feature Cards ===== */
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.feature-card {
  padding: 28px 24px; background: var(--white); border: var(--border);
  border-radius: var(--radius); box-shadow: var(--shadow); transition: var(--transition);
  position: relative; overflow: hidden;
}
.feature-card:hover { transform: translate(2px, 2px); box-shadow: 2px 2px 0px var(--black); }
.feature-card:nth-child(odd) { transform: rotate(-0.5deg); }
.feature-card:nth-child(even) { transform: rotate(0.5deg); }
.feature-card:nth-child(odd):hover { transform: rotate(0deg) translate(2px, 2px); }
.feature-card:nth-child(even):hover { transform: rotate(0deg) translate(2px, 2px); }
.feature-icon {
  width: 52px; height: 52px; border-radius: 8px; border: 2px solid var(--black);
  display: flex; align-items: center; justify-content: center; font-size: 1.4rem; margin-bottom: 16px;
}
.feature-icon.pink { background: rgba(236,72,153,0.15); }
.feature-icon.yellow { background: rgba(234,179,8,0.2); }
.feature-icon.purple { background: rgba(139,92,246,0.12); }
.feature-icon.green { background: rgba(16,185,129,0.12); }
.feature-icon.blue { background: rgba(59,130,246,0.12); }
.feature-icon.orange { background: rgba(249,115,22,0.12); }
.feature-card h3 { font-size: 1.1rem; font-weight: 900; margin-bottom: 8px; }
.feature-card p { font-size: 0.88rem; color: var(--gray-500); line-height: 1.6; }
.feature-tag {
  display: inline-block; margin-top: 12px; padding: 3px 10px; font-size: 0.72rem;
  font-weight: 900; border-radius: 4px; background: var(--yellow); border: 2px solid var(--black);
  text-transform: uppercase;
}

/* ===== Screenshot Section ===== */
.section-dark { background: var(--dark); color: white; border-top: var(--border); border-bottom: var(--border); }
.section-gray { background: var(--white); border-top: var(--border); border-bottom: var(--border); }
.screenshot-section .container { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.screenshot-img {
  border: var(--border); border-radius: var(--radius); overflow: hidden;
  box-shadow: var(--shadow-lg); background: var(--white);
}
.screenshot-img img { width: 100%; height: 320px; object-fit: cover; }
.screenshot-list { display: flex; flex-direction: column; gap: 20px; margin-top: 24px; }
.screenshot-list-item { display: flex; gap: 14px; align-items: flex-start; }
.screenshot-list-icon {
  width: 40px; height: 40px; border-radius: 8px; border: 2px solid var(--black);
  display: flex; align-items: center; justify-content: center; font-size: 1.1rem; flex-shrink: 0;
}
.screenshot-list-item h4 { font-size: 0.95rem; font-weight: 900; margin-bottom: 2px; }
.screenshot-list-item p { font-size: 0.82rem; color: var(--gray-500); line-height: 1.5; }

/* ===== Integration ===== */
.integration-logos { display: flex; justify-content: center; flex-wrap: wrap; gap: 16px; margin-top: 40px; }
.integration-logo {
  width: 90px; height: 90px; background: var(--white); border: var(--border);
  border-radius: var(--radius); box-shadow: 3px 3px 0px var(--black);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 6px; font-size: 0.72rem; font-weight: 700; transition: var(--transition);
}
.integration-logo:hover { transform: translate(2px, 2px) rotate(-2deg); box-shadow: 1px 1px 0px var(--black); }
.integration-logo span { font-size: 1.6rem; }

/* ===== CTA ===== */
.cta-section {
  padding: 80px 0; background: var(--yellow); text-align: center;
  border-top: var(--border); border-bottom: var(--border);
}
.cta-section h2 { font-size: clamp(1.8rem, 4vw, 2.6rem); font-weight: 900; margin-bottom: 12px; }
.cta-section p { font-size: 1rem; color: var(--dark); opacity: 0.7; margin-bottom: 28px; max-width: 480px; margin-left: auto; margin-right: auto; }
.cta-buttons { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

/* ===== Footer ===== */
.footer { background: var(--dark); color: rgba(255,255,255,0.6); padding: 48px 0 24px; border-top: var(--border); }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 32px; padding-bottom: 32px; border-bottom: 2px solid rgba(255,255,255,0.1); }
.footer-brand { display: flex; flex-direction: column; gap: 12px; }
.footer-logo { display: flex; align-items: center; gap: 8px; font-size: 1.2rem; font-weight: 900; color: white; }
.footer-logo-icon { width: 32px; height: 32px; background: var(--pink); border: 2px solid white; border-radius: 6px; display: flex; align-items: center; justify-content: center; color: white; font-size: 0.8rem; font-weight: 900; }
.footer-brand p { font-size: 0.85rem; line-height: 1.6; max-width: 300px; }
.footer-col h4 { color: white; font-size: 0.85rem; font-weight: 900; margin-bottom: 16px; text-transform: uppercase; letter-spacing: 1px; }
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col a { font-size: 0.85rem; }
.footer-col a:hover { color: var(--pink); }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; padding-top: 20px; font-size: 0.78rem; }
.footer-bottom a { color: var(--pink); font-weight: 700; }
.footer-bottom a:hover { color: var(--yellow); }

/* ===== Page Hero ===== */
.page-hero {
  padding: 140px 0 60px; background: var(--lime); text-align: center;
  border-bottom: var(--border); position: relative;
}
.page-hero h1 { font-size: clamp(2rem, 4.5vw, 3rem); font-weight: 900; margin-bottom: 12px; }
.page-hero p { font-size: 1.05rem; color: var(--dark); opacity: 0.7; max-width: 540px; margin: 0 auto; }

/* ===== Feature Detail Cards ===== */
.feature-detail-card { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; padding: 48px 0; }
.feature-detail-card:nth-child(even) { direction: rtl; }
.feature-detail-card:nth-child(even) > * { direction: ltr; }
.feature-detail-img { border: var(--border); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-lg); }
.feature-detail-img img { width: 100%; height: 280px; object-fit: cover; }
.feature-detail-text h3 { font-size: 1.6rem; font-weight: 900; margin-bottom: 12px; }
.feature-detail-text p { color: var(--gray-500); font-size: 0.95rem; margin-bottom: 20px; line-height: 1.7; }
.feature-detail-list { display: flex; flex-direction: column; gap: 10px; }
.feature-detail-list li { display: flex; align-items: center; gap: 10px; font-size: 0.9rem; font-weight: 600; }
.feature-detail-list li::before {
  content: ''; width: 20px; height: 20px; border-radius: 4px; flex-shrink: 0;
  background: var(--yellow); border: 2px solid var(--black);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='3'%3E%3Cpolyline points='20 6 9 17 4 12'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: center; background-size: 10px;
}

/* ===== Colorful Grid ===== */
.colorful-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.colorful-card {
  padding: 28px 24px; border: var(--border); border-radius: var(--radius);
  box-shadow: var(--shadow); transition: var(--transition);
}
.colorful-card:hover { transform: translate(2px, 2px); box-shadow: 2px 2px 0px var(--black); }
.colorful-card.pink-card { background: rgba(236,72,153,0.1); }
.colorful-card.yellow-card { background: rgba(234,179,8,0.15); }
.colorful-card.purple-card { background: rgba(139,92,246,0.1); }
.colorful-card.green-card { background: rgba(16,185,129,0.1); }
.colorful-card.blue-card { background: rgba(59,130,246,0.1); }
.colorful-card.orange-card { background: rgba(249,115,22,0.1); }
.colorful-card h3 { font-size: 1.05rem; font-weight: 900; margin-bottom: 8px; }
.colorful-card p { font-size: 0.85rem; color: var(--gray-500); line-height: 1.6; }
.colorful-card .feature-icon { margin-bottom: 14px; }

/* ===== Comparison Table ===== */
.comparison-table {
  width: 100%; border-collapse: collapse; margin-top: 32px; background: var(--white);
  border: var(--border); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow);
}
.comparison-table th, .comparison-table td { padding: 14px 20px; text-align: left; font-size: 0.88rem; border-bottom: 2px solid var(--black); }
.comparison-table thead th { background: var(--dark); color: white; font-weight: 900; }
.comparison-table tbody tr:last-child td { border-bottom: none; }
.comparison-table tbody tr:hover { background: rgba(234,179,8,0.08); }
.comparison-table td:first-child { font-weight: 700; }
.check-icon { color: var(--pink); font-weight: 900; }

/* ===== Pricing ===== */
.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 40px; }
.pricing-card {
  background: var(--white); border: var(--border); border-radius: var(--radius);
  box-shadow: var(--shadow); padding: 32px 24px; text-align: center; transition: var(--transition); position: relative;
}
.pricing-card:hover { transform: translate(2px, 2px); box-shadow: 2px 2px 0px var(--black); }
.pricing-card.popular { border-color: var(--pink); border-width: 4px; box-shadow: var(--shadow-lg); }
.pricing-badge {
  position: absolute; top: -14px; left: 50%; transform: translateX(-50%);
  padding: 4px 16px; background: var(--pink); color: white; font-size: 0.75rem; font-weight: 900;
  border: 2px solid var(--black); border-radius: 4px;
}
.pricing-name { font-size: 1rem; font-weight: 900; margin-bottom: 6px; }
.pricing-price { font-size: 2.4rem; font-weight: 900; margin-bottom: 4px; }
.pricing-price span { font-size: 0.85rem; font-weight: 500; color: var(--gray-500); }
.pricing-desc { font-size: 0.82rem; color: var(--gray-500); margin-bottom: 24px; }
.pricing-features { text-align: left; display: flex; flex-direction: column; gap: 10px; margin-bottom: 24px; }
.pricing-features li { display: flex; align-items: center; gap: 8px; font-size: 0.85rem; font-weight: 600; }
.pricing-features li::before {
  content: ''; width: 18px; height: 18px; border-radius: 4px; flex-shrink: 0;
  background: var(--yellow); border: 2px solid var(--black);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='3'%3E%3Cpolyline points='20 6 9 17 4 12'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: center; background-size: 9px;
}
.pricing-card .btn { width: 100%; }

/* ===== Contact ===== */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; }
.contact-info-card {
  display: flex; gap: 14px; padding: 20px; background: var(--white); border: var(--border);
  border-radius: var(--radius); box-shadow: 3px 3px 0px var(--black); margin-bottom: 16px; transition: var(--transition);
}
.contact-info-card:hover { transform: translate(2px, 2px); box-shadow: 1px 1px 0px var(--black); }
.contact-info-icon {
  width: 44px; height: 44px; border-radius: 8px; border: 2px solid var(--black);
  background: rgba(236,72,153,0.1); display: flex; align-items: center;
  justify-content: center; font-size: 1.2rem; flex-shrink: 0;
}
.contact-info-card h4 { font-size: 0.9rem; font-weight: 900; margin-bottom: 2px; }
.contact-info-card p { font-size: 0.82rem; color: var(--gray-500); }
.contact-form {
  background: var(--white); border: var(--border); border-radius: var(--radius);
  box-shadow: var(--shadow-lg); padding: 32px;
}
.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-size: 0.85rem; font-weight: 900; margin-bottom: 6px; }
.form-group input, .form-group select, .form-group textarea {
  width: 100%; padding: 12px 14px; border: var(--border); border-radius: 8px;
  font-family: inherit; font-size: 0.88rem; color: var(--dark); background: var(--bg); transition: var(--transition); outline: none;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { border-color: var(--pink); box-shadow: 3px 3px 0px var(--pink); }
.form-group textarea { resize: vertical; min-height: 100px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .hero .container { grid-template-columns: 1fr; text-align: center; }
  .hero-desc { margin-left: auto; margin-right: auto; }
  .hero-buttons { justify-content: center; }
  .hero-visual { display: none; }
  .features-grid, .colorful-grid { grid-template-columns: repeat(2, 1fr); }
  .screenshot-section .container { grid-template-columns: 1fr; }
  .feature-detail-card { grid-template-columns: 1fr; }
  .feature-detail-card:nth-child(even) { direction: ltr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .pricing-grid { grid-template-columns: 1fr; max-width: 400px; margin-left: auto; margin-right: auto; }
  .pricing-card.popular { transform: none; }
  .contact-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .section { padding: 56px 0; }
  .nav-links { display: none; }
  .nav-toggle { display: flex; }
  .nav-links.open {
    display: flex; flex-direction: column; position: absolute; top: 100%; left: 0; right: 0;
    background: var(--white); padding: 20px; border: var(--border); border-top: none;
    box-shadow: 0 4px 0 var(--black);
  }
  .nav-links.open a { color: var(--dark) !important; }
  .features-grid, .colorful-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
  .feature-card:nth-child(odd), .feature-card:nth-child(even) { transform: none; }
  .comparison-table th, .comparison-table td { padding: 10px 12px; font-size: 0.8rem; }
}