*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
  :root {
    --orange: #F5601E; --orange-light: #FF7A3D; --orange-pale: #FFF0E9;
    --orange-dark: #C4410D; --black: #0F0D0A; --white: #FFFCF9;
    --gray-light: #F7F3EF; --gray-mid: #E8E0D8; --gray-text: #7A6F66;
    --font-display: 'Plus Jakarta Sans', sans-serif; --font-body: 'DM Sans', sans-serif;
  }
  html { scroll-behavior: smooth; }
  body { font-family: var(--font-body); background: var(--white); color: var(--black); overflow-x: hidden; }

  /* ── NAV ── */
  nav {
    position: fixed; top: 0; left: 0; right: 0; z-index: 200;
    display: flex; align-items: center; justify-content: space-between;
    padding: 1.25rem 3rem;
    background: rgba(255,252,249,0.95); backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--gray-mid);
  }
  .nav-logo { font-family: var(--font-display); font-weight: 800; font-size: 1.4rem; color: var(--black); text-decoration: none; letter-spacing: -0.02em; }
  .nav-logo span { color: var(--orange); }
  .nav-links { display: flex; align-items: center; gap: 2rem; list-style: none; }
  .nav-links a { font-size: 0.9rem; font-weight: 500; color: var(--gray-text); text-decoration: none; transition: color 0.2s; }
  .nav-links a:hover { color: var(--black); }
  .nav-cta { background: var(--black); color: var(--white) !important; padding: 0.55rem 1.25rem; border-radius: 999px; font-weight: 500 !important; font-size: 0.875rem !important; transition: background 0.2s, transform 0.15s !important; }
  .nav-cta:hover { background: var(--orange) !important; transform: translateY(-1px) !important; }

  /* hamburger */
  .nav-hamburger {
    display: none; flex-direction: column; gap: 5px; cursor: pointer;
    background: none; border: none; padding: 4px;
  }
  .nav-hamburger span { display: block; width: 24px; height: 2px; background: var(--black); border-radius: 2px; transition: transform 0.25s, opacity 0.25s; }
  .nav-hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-hamburger.open span:nth-child(2) { opacity: 0; }
  .nav-hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

  /* mobile drawer */
  .nav-drawer {
    display: none; position: fixed; top: 64px; left: 0; right: 0; bottom: 0; z-index: 190;
    background: var(--white); flex-direction: column; align-items: center; justify-content: center;
    gap: 2.5rem; opacity: 0; transform: translateY(-8px);
    visibility: hidden;
    transition: opacity 0.25s, transform 0.25s, visibility 0.25s;
  }
  .nav-drawer.open { opacity: 1; transform: translateY(0); visibility: visible; }
  .nav-drawer a { font-family: var(--font-display); font-size: 1.6rem; font-weight: 700; color: var(--black); text-decoration: none; transition: color 0.2s; }
  .nav-drawer a:hover { color: var(--orange); }
  .nav-drawer .drawer-cta { background: var(--orange); color: var(--white) !important; padding: 0.8rem 2rem; border-radius: 12px; font-size: 1.2rem !important; }

  /* ── BUTTONS ── */
  .btn-primary {
    display: inline-flex; align-items: center; gap: 0.75rem;
    background: var(--orange); color: var(--white);
    padding: 1.1rem 2rem; border-radius: 12px;
    font-family: var(--font-display); font-size: 1rem; font-weight: 700;
    text-decoration: none; width: fit-content; letter-spacing: -0.01em;
    transition: background 0.18s, transform 0.18s, box-shadow 0.18s;
    box-shadow: 0 4px 16px rgba(245,96,30,0.25);
  }
  .btn-primary:hover { background: var(--orange-dark); transform: translateY(-3px) scale(1.02); box-shadow: 0 10px 28px rgba(245,96,30,0.40); }
  .btn-primary:active { transform: translateY(0) scale(0.99); box-shadow: 0 2px 8px rgba(245,96,30,0.2); }
  .btn-primary .arrow { width: 28px; height: 28px; background: rgba(255,255,255,0.25); border-radius: 6px; display: flex; align-items: center; justify-content: center; font-size: 1rem; transition: transform 0.18s; }
  .btn-primary:hover .arrow { transform: translateX(4px); }

  .btn-secondary { display: inline-flex; align-items: center; gap: 0.6rem; color: var(--black); font-size: 0.95rem; font-weight: 500; text-decoration: none; transition: gap 0.2s, color 0.2s; width: fit-content; }
  .btn-secondary:hover { gap: 0.9rem; color: var(--orange); }
  .btn-secondary .icon { width: 36px; height: 36px; border: 1.5px solid var(--gray-mid); border-radius: 50%; display: flex; align-items: center; justify-content: center; transition: border-color 0.2s, background 0.2s, transform 0.2s; }
  .btn-secondary:hover .icon { border-color: var(--orange); background: var(--orange-pale); transform: scale(1.1); }

  /* ── HERO ── */
  .hero { min-height: 100vh; display: grid; grid-template-columns: 1fr 1fr; padding-top: 80px; }
  .hero-left { display: flex; flex-direction: column; justify-content: center; padding: 5rem 4rem 5rem 6rem; }

  .hero-badge { display: inline-flex; align-items: center; gap: 0.5rem; background: var(--orange-pale); color: var(--orange-dark); font-size: 0.8rem; font-weight: 500; padding: 0.4rem 1rem; border-radius: 999px; margin-bottom: 2rem; width: fit-content; border: 1px solid rgba(245,96,30,0.2); animation: slideUp 0.5s ease both; }
  .hero-badge::before { content: ''; width: 6px; height: 6px; background: var(--orange); border-radius: 50%; animation: pulse 2s infinite; }
  @keyframes pulse { 0%,100%{opacity:1;transform:scale(1);}50%{opacity:0.5;transform:scale(0.8);} }

  .hero-title { font-family: var(--font-display); font-size: clamp(2.6rem, 5vw, 4.5rem); font-weight: 800; line-height: 1.05; letter-spacing: -0.03em; color: var(--black); margin-bottom: 1.5rem; animation: slideUp 0.5s ease 0.1s both; }
  .hero-title .highlight { color: var(--orange); position: relative; }
  .hero-title .highlight::after { content: ''; position: absolute; bottom: -4px; left: 0; right: 0; height: 3px; background: var(--orange); border-radius: 2px; }
  .hero-sub { font-size: 1.1rem; color: var(--gray-text); line-height: 1.7; max-width: 440px; margin-bottom: 3rem; animation: slideUp 0.5s ease 0.2s both; }
  .hero-actions { display: flex; flex-direction: column; gap: 1rem; animation: slideUp 0.5s ease 0.3s both; }
  .hero-stats { display: flex; align-items: center; gap: 2rem; margin-top: 3.5rem; padding-top: 2rem; border-top: 1px solid var(--gray-mid); animation: slideUp 0.5s ease 0.4s both; }
  .stat-item { text-align: left; }
  .stat-num { font-family: var(--font-display); font-size: 1.5rem; font-weight: 800; color: var(--black); }
  .stat-label { font-size: 0.78rem; color: var(--gray-text); text-transform: uppercase; letter-spacing: 0.05em; }
  .stat-divider { width: 1px; height: 36px; background: var(--gray-mid); }

  .hero-right { background: var(--orange); display: flex; align-items: center; justify-content: center; position: relative; overflow: hidden; padding: 3rem; }
  .hero-right::before { content:''; position:absolute; width:500px; height:500px; background:var(--orange-dark); border-radius:50%; top:-120px; right:-120px; opacity:0.4; }
  .hero-right::after  { content:''; position:absolute; width:300px; height:300px; background:var(--orange-light); border-radius:50%; bottom:-80px; left:-50px; opacity:0.4; }

  .mock-app { background: var(--white); border-radius: 20px; width: 340px; padding: 1.5rem; position: relative; z-index: 2; box-shadow: 0 40px 80px rgba(0,0,0,0.25); animation: float 4s ease-in-out infinite; }
  @keyframes float { 0%,100%{transform:translateY(0);}50%{transform:translateY(-10px);} }
  .mock-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 1.25rem; }
  .mock-title { font-family: var(--font-display); font-weight: 700; font-size: 1rem; color: var(--black); }
  .mock-tag { font-size: 0.7rem; font-weight: 500; background: var(--orange-pale); color: var(--orange); padding: 0.25rem 0.6rem; border-radius: 999px; }
  .mock-total-section { background: var(--orange); border-radius: 12px; padding: 1rem 1.25rem; margin-bottom: 1rem; display: flex; align-items: center; justify-content: space-between; }
  .mock-total-label { font-size: 0.75rem; color: rgba(255,255,255,0.75); }
  .mock-total-val { font-family: var(--font-display); font-size: 1.6rem; font-weight: 800; color: #fff; }
  .mock-persons { display: flex; flex-direction: column; gap: 0.6rem; margin-bottom: 1rem; }
  .mock-person { display: flex; align-items: center; justify-content: space-between; padding: 0.6rem 0.75rem; border-radius: 10px; background: var(--gray-light); }
  .mock-person-left { display: flex; align-items: center; gap: 0.6rem; }
  .mock-avatar { width: 28px; height: 28px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 0.7rem; font-weight: 700; color: #fff; }
  .mock-person-name { font-size: 0.82rem; font-weight: 500; }
  .mock-person-items { font-size: 0.68rem; color: var(--gray-text); }
  .mock-person-amount { font-family: var(--font-display); font-size: 0.9rem; font-weight: 700; color: var(--black); }
  .mock-add-btn { width: 100%; padding: 0.7rem; border-radius: 10px; border: 1.5px dashed var(--gray-mid); background: none; font-family: var(--font-body); font-size: 0.82rem; color: var(--gray-text); cursor: pointer; display: flex; align-items: center; justify-content: center; gap: 0.4rem; }
  .mock-badge-float { position: absolute; z-index: 3; background: var(--white); border-radius: 12px; padding: 0.6rem 1rem; box-shadow: 0 10px 30px rgba(0,0,0,0.2); font-size: 0.8rem; font-weight: 500; display: flex; align-items: center; gap: 0.5rem; white-space: nowrap; }
  .mock-badge-float.top-left    { top: 6rem; left: 1rem;  animation: float 3s   ease-in-out infinite 0.5s; }
  .mock-badge-float.bottom-right{ bottom:6rem; right:1rem; animation: float 3.5s ease-in-out infinite 1s;   }
  .badge-dot { width: 8px; height: 8px; border-radius: 50%; }

  /* ── SECTIONS ── */
  .section { padding: 6rem 6rem; }
  .section-label { font-size: 0.75rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.12em; color: var(--orange); margin-bottom: 1rem; }
  .section-title { font-family: var(--font-display); font-size: clamp(2rem, 3.5vw, 3rem); font-weight: 800; letter-spacing: -0.03em; line-height: 1.1; color: var(--black); max-width: 500px; margin-bottom: 1rem; }
  .section-sub { font-size: 1rem; color: var(--gray-text); line-height: 1.7; max-width: 480px; margin-bottom: 4rem; }

  /* ── HOW IT WORKS ── */
  .steps-wrapper { position: relative; }
  .steps-line { position: absolute; top: 36px; left: calc(36px + 2rem); right: calc(36px + 2rem); height: 2px; background: linear-gradient(to right, var(--orange) 0%, var(--orange-pale) 100%); z-index: 0; }
  .steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; position: relative; z-index: 1; }
  .step { padding: 0 2rem; }
  .step-circle { width: 72px; height: 72px; border-radius: 50%; background: var(--white); border: 2px solid var(--orange); display: flex; align-items: center; justify-content: center; margin-bottom: 2rem; position: relative; z-index: 2; transition: background 0.2s, transform 0.2s; }
  .step:hover .step-circle { background: var(--orange); transform: scale(1.08); }
  .step-circle svg { transition: stroke 0.2s; }
  .step:hover .step-circle svg { stroke: #fff; }
  .step-num-label { position: absolute; top: -10px; right: -6px; width: 22px; height: 22px; border-radius: 50%; background: var(--orange); color: #fff; font-family: var(--font-display); font-size: 0.65rem; font-weight: 800; display: flex; align-items: center; justify-content: center; }
  .step-title { font-family: var(--font-display); font-size: 1.15rem; font-weight: 700; margin-bottom: 0.75rem; color: var(--black); }
  .step-desc { font-size: 0.9rem; line-height: 1.7; color: var(--gray-text); }
  .step-card { margin-top: 1.5rem; background: var(--orange-pale); border-radius: 12px; padding: 1rem 1.25rem; border: 1px solid rgba(245,96,30,0.15); font-size: 0.8rem; color: var(--orange-dark); font-weight: 500; display: flex; align-items: center; gap: 0.5rem; opacity: 0; transform: translateY(6px); transition: opacity 0.25s, transform 0.25s; }
  .step:hover .step-card { opacity: 1; transform: translateY(0); }

  /* ── FEATURES ── */
  .features-section { padding: 6rem; background: var(--gray-light); }
  .features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
  .feature-card { background: var(--white); border-radius: 16px; padding: 2rem; border: 1px solid var(--gray-mid); transition: transform 0.2s, box-shadow 0.2s; }
  .feature-card:hover { transform: translateY(-4px); box-shadow: 0 12px 32px rgba(0,0,0,0.08); }
  .feature-card.big { grid-column: span 2; display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; align-items: center; }
  .feature-icon { width: 48px; height: 48px; border-radius: 12px; background: var(--orange-pale); display: flex; align-items: center; justify-content: center; margin-bottom: 1.25rem; }
  .feature-title { font-family: var(--font-display); font-size: 1.05rem; font-weight: 700; margin-bottom: 0.5rem; color: var(--black); }
  .feature-desc { font-size: 0.87rem; line-height: 1.65; color: var(--gray-text); }
  .split-visual { background: var(--orange-pale); border-radius: 12px; padding: 1.25rem; display: flex; flex-direction: column; gap: 0.5rem; }
  .split-row { display: flex; align-items: center; justify-content: space-between; padding: 0.5rem 0.75rem; border-radius: 8px; background: var(--white); font-size: 0.82rem; }
  .split-row-label { font-weight: 500; }
  .split-row-val { font-family: var(--font-display); font-weight: 700; color: var(--orange); }
  .split-divider { height: 1px; background: var(--gray-mid); margin: 0.25rem 0; }
  .split-total { display: flex; justify-content: space-between; padding: 0.5rem 0.75rem; background: var(--orange); border-radius: 8px; color: white; font-size: 0.85rem; font-weight: 600; }

  /* ── PLANS ── */
  .plans-section { background: var(--orange-pale); padding: 6rem; }
  .plans-section .section-label { color: var(--orange); }
  .plans-section .section-title { color: var(--black); }
  .plans-section .section-sub { color: var(--gray-text); }
  .plans-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
  .plan-card { border-radius: 20px; padding: 2.5rem; background: var(--white); border: 1.5px solid var(--gray-mid); position: relative; transition: border-color 0.2s, transform 0.2s, box-shadow 0.2s; }
  .plan-card:hover { border-color: rgba(245,96,30,0.4); transform: translateY(-3px); box-shadow: 0 16px 40px rgba(245,96,30,0.1); }
  .plan-card.featured { background: var(--orange); border: none; }
  .plan-card.featured:hover { box-shadow: 0 16px 40px rgba(245,96,30,0.35); }
  .plan-badge { display: inline-block; font-size: 0.7rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.08em; padding: 0.3rem 0.75rem; border-radius: 999px; margin-bottom: 1.5rem; }
  .plan-card:not(.featured) .plan-badge { background: var(--orange-pale); color: var(--orange); }
  .plan-card.featured .plan-badge { background: rgba(0,0,0,0.15); color: #fff; }
  .plan-name { font-family: var(--font-display); font-size: 1.5rem; font-weight: 800; letter-spacing: -0.02em; margin-bottom: 0.5rem; color: var(--black); }
  .plan-card.featured .plan-name { color: #fff; }
  .plan-desc { font-size: 0.9rem; line-height: 1.6; margin-bottom: 2rem; color: var(--gray-text); }
  .plan-card.featured .plan-desc { color: rgba(255,255,255,0.75); }
  .plan-features { list-style: none; display: flex; flex-direction: column; gap: 0.75rem; margin-bottom: 2rem; }
  .plan-feature { display: flex; align-items: center; gap: 0.6rem; font-size: 0.9rem; color: var(--black); }
  .plan-card.featured .plan-feature { color: #fff; }
  .feat-check { width: 20px; height: 20px; border-radius: 50%; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
  .plan-card:not(.featured) .feat-check { background: var(--orange-pale); }
  .plan-card.featured .feat-check { background: rgba(0,0,0,0.15); }
  .plan-btn { display: inline-flex; align-items: center; gap: 0.5rem; padding: 0.9rem 1.75rem; border-radius: 10px; font-family: var(--font-display); font-weight: 700; font-size: 0.9rem; text-decoration: none; letter-spacing: -0.01em; transition: transform 0.18s, box-shadow 0.18s, background 0.18s; }
  .plan-btn:hover { transform: translateY(-2px) scale(1.03); }
  .plan-card:not(.featured) .plan-btn { background: var(--orange); color: var(--white); box-shadow: 0 4px 14px rgba(245,96,30,0.25); }
  .plan-card:not(.featured) .plan-btn:hover { background: var(--orange-dark); box-shadow: 0 8px 22px rgba(245,96,30,0.4); }
  .plan-card.featured .plan-btn { background: var(--black); color: var(--white); box-shadow: 0 4px 14px rgba(0,0,0,0.2); }
  .plan-card.featured .plan-btn:hover { background: #2a2520; box-shadow: 0 8px 22px rgba(0,0,0,0.35); }

  /* ── CTA ── */
  .cta-section { padding: 8rem 6rem; text-align: center; position: relative; overflow: hidden; }
  .cta-section::before { content:''; position:absolute; top:50%; left:50%; transform:translate(-50%,-50%); width:600px; height:600px; background:radial-gradient(circle,var(--orange-pale) 0%,transparent 70%); pointer-events:none; }
  .cta-title { font-family: var(--font-display); font-size: clamp(2.2rem, 5vw, 4rem); font-weight: 800; letter-spacing: -0.03em; line-height: 1.05; margin-bottom: 1.25rem; position: relative; z-index: 1; }
  .cta-sub { font-size: 1.05rem; color: var(--gray-text); max-width: 420px; margin: 0 auto 3rem; line-height: 1.7; position: relative; z-index: 1; }
  .cta-actions { display: flex; align-items: center; justify-content: center; gap: 1rem; position: relative; z-index: 1; }
  .cta-note { margin-top: 1.5rem; font-size: 0.8rem; color: var(--gray-text); position: relative; z-index: 1; }

  /* ── FOOTER ── */
  footer { background: var(--black); color: rgba(255,255,255,0.5); padding: 3rem 6rem; display: flex; align-items: center; justify-content: space-between; font-size: 0.85rem; flex-wrap: wrap; gap: 1rem; }
  .footer-logo { font-family: var(--font-display); font-weight: 800; font-size: 1.2rem; color: var(--white); text-decoration: none; }
  .footer-logo span { color: var(--orange); }
  .footer-links { display: flex; gap: 2rem; flex-wrap: wrap; }
  .footer-links a { color: rgba(255,255,255,0.4); text-decoration: none; transition: color 0.2s; }
  .footer-links a:hover { color: var(--white); }

  @keyframes slideUp { from{opacity:0;transform:translateY(24px);}to{opacity:1;transform:translateY(0);} }

  /* ═══════════════════════════════════════
     RESPONSIVE - tablet  ≤ 1024px
  ═══════════════════════════════════════ */
  @media (max-width: 1024px) {
    nav { padding: 1rem 2rem; }

    /* hero: stack vertically */
    .hero { grid-template-columns: 1fr; min-height: auto; }
    .hero-left { padding: 5rem 2.5rem 3rem; }
    .hero-title { font-size: clamp(2.4rem, 5vw, 3.5rem); }
    .hero-sub { max-width: 100%; }
    .hero-right { min-height: 420px; padding: 3rem 2rem; }
    .mock-badge-float.top-left { top: 1.5rem; left: 1rem; }
    .mock-badge-float.bottom-right { bottom: 1.5rem; right: 1rem; }

    /* sections */
    .section { padding: 4rem 2.5rem; }
    .features-section { padding: 4rem 2.5rem; }
    .plans-section { padding: 4rem 2.5rem; }
    .cta-section { padding: 5rem 2.5rem; }
    footer { padding: 2.5rem 2.5rem; }

    /* steps: 3 col still fine, but shrink padding */
    .step { padding: 0 1.2rem; }
    .steps-line { left: calc(36px + 1.2rem); right: calc(36px + 1.2rem); }

    /* features: 2 col */
    .features-grid { grid-template-columns: 1fr 1fr; }
    .feature-card.big { grid-column: span 2; grid-template-columns: 1fr 1fr; }

    /* plans: keep 2 col */
    .plans-grid { grid-template-columns: 1fr 1fr; gap: 1rem; }
  }

  /* ═══════════════════════════════════════
     RESPONSIVE - mobile  ≤ 640px
  ═══════════════════════════════════════ */
  @media (max-width: 640px) {
    /* nav */
    nav { padding: 1rem 1.25rem; }
    .nav-links { display: none; }
    .nav-hamburger { display: flex; }
    .nav-drawer { display: flex; }

    /* hero */
    .hero-left { padding: 4rem 1.25rem 2.5rem; }
    .hero-title { font-size: clamp(2rem, 9vw, 2.8rem); }
    .hero-sub { font-size: 1rem; }
    .hero-actions { gap: 0.85rem; }
    .btn-primary { width: 100%; justify-content: center; padding: 1rem 1.5rem; }
    .btn-secondary { align-self: center; }
    .hero-stats { gap: 1rem; flex-wrap: wrap; justify-content: center; }
    .stat-num { font-size: 1.2rem; }
    .stat-item { text-align: center; flex: 1 1 80px; }
    .stat-divider { display: none; }
 
    .hero-right { min-height: 360px; padding: 2rem 0.5rem; }
    .mock-app { width: 100%; max-width: 290px; }
    .mock-badge-float { font-size: 0.72rem; padding: 0.45rem 0.75rem; }
    .mock-badge-float.top-left { top: 1rem; left: 0.5rem; }
    .mock-badge-float.bottom-right { bottom: 1rem; right: 0.5rem; }

    /* sections */
    .section { padding: 3.5rem 1.25rem; }
    .section-sub { margin-bottom: 2.5rem; }

    /* steps: vertical stack */
    .steps-line { display: none; }
    .steps { grid-template-columns: 1fr; gap: 2.5rem; }
    .step { padding: 0; }
    .step-card { opacity: 1; transform: none; } /* always visible on mobile */

    /* features */
    .features-section { padding: 3.5rem 1.25rem; }
    .features-grid { grid-template-columns: 1fr; }
    .feature-card.big { grid-column: span 1; grid-template-columns: 1fr; }

    /* plans */
    .plans-section { padding: 3.5rem 1.25rem; }
    .plans-grid { grid-template-columns: 1fr; }
    .plan-btn { width: 100%; justify-content: center; }

    /* cta */
    .cta-section { padding: 4rem 1.25rem; }
    .cta-actions .btn-primary { width: 100%; justify-content: center; }

    /* footer */
    footer { flex-direction: column; align-items: flex-start; padding: 2rem 1.25rem; gap: 1.25rem; }
    .footer-links { gap: 1.25rem; }
  }