/* ============================================================
   Decimo - Site Styles
   Candy number-chain palette (coral / teal / gold)
   ============================================================ */

:root {
    --coral: #E85D52;
    --coral-light: #F09890;
    --coral-dark: #C74A40;
    --teal: #4DB8B0;
    --teal-light: #7DD4CC;
    --teal-dark: #3A9089;
    --gold: #FFD54F;
    --purple: #9575CD;

    --ink: #2A2A33;
    --text-secondary: #5A5A66;
    --text-muted: #8A8A96;
    --bg: #FFF9F5;
    --bg-soft: #FDEEE7;
    --card: #FFFFFF;
    --line: #F0E2DA;

    --grad-hero: linear-gradient(135deg, #E85D52 0%, #F09890 38%, #7DD4CC 100%);
    --grad-coral: linear-gradient(135deg, #E85D52 0%, #F0876E 100%);
    --grad-teal: linear-gradient(135deg, #4DB8B0 0%, #7DD4CC 100%);
    --grad-candy: linear-gradient(120deg, #E85D52 0%, #FFD54F 50%, #4DB8B0 100%);

    --shadow-sm: 0 2px 6px rgba(200, 90, 70, 0.08);
    --shadow-md: 0 8px 24px rgba(200, 90, 70, 0.12);
    --shadow-lg: 0 18px 44px rgba(200, 90, 70, 0.18);
    --shadow-glow: 0 0 44px rgba(232, 93, 82, 0.30);

    --radius-sm: 10px;
    --radius-md: 18px;
    --radius-lg: 28px;
    --radius-xl: 40px;
    --radius-full: 999px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    font-family: 'Nunito', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.65;
    color: var(--ink);
    background: var(--bg);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.container { max-width: 1120px; margin: 0 auto; padding: 0 24px; }

/* ================= Navbar ================= */
.navbar {
    position: fixed; top: 0; left: 0; right: 0; z-index: 100;
    background: rgba(255, 249, 245, 0.85);
    backdrop-filter: saturate(180%) blur(14px);
    border-bottom: 1px solid var(--line);
}
.nav-container {
    max-width: 1120px; margin: 0 auto; padding: 14px 24px;
    display: flex; align-items: center; justify-content: space-between;
}
.nav-logo { display: flex; align-items: center; gap: 10px; font-weight: 900; font-size: 1.15rem; }
.nav-logo img { height: 34px; width: auto; }
.nav-logo span { background: var(--grad-coral); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.nav-links { display: flex; align-items: center; gap: 26px; list-style: none; }
.nav-links a { font-weight: 700; color: var(--text-secondary); transition: color .2s; }
.nav-links a:hover { color: var(--coral); }
.nav-cta {
    background: var(--grad-coral); color: #fff !important;
    padding: 9px 20px; border-radius: var(--radius-full);
    box-shadow: var(--shadow-sm); transition: transform .2s, box-shadow .2s;
}
.nav-cta:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }
.mobile-menu-btn { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; }
.mobile-menu-btn span { width: 24px; height: 2.5px; background: var(--ink); border-radius: 2px; }

/* ================= Hero ================= */
.hero {
    position: relative; padding: 150px 0 90px; overflow: hidden;
    background: var(--grad-hero); color: #fff; text-align: center;
}
.hero::after {
    content: ""; position: absolute; left: 0; right: 0; bottom: -1px; height: 90px;
    background: var(--bg);
    clip-path: polygon(0 100%, 100% 100%, 100% 40%, 0 90%);
}
.hero-inner { position: relative; z-index: 3; max-width: 760px; margin: 0 auto; padding: 0 24px; }
.hero-logo { height: 96px; width: auto; margin: 0 auto 22px; filter: drop-shadow(0 8px 20px rgba(0,0,0,.18)); }
.hero h1 { font-size: clamp(2.2rem, 6vw, 3.6rem); font-weight: 900; line-height: 1.1; letter-spacing: -0.5px; }
.hero .subtitle { font-size: clamp(1.05rem, 2.5vw, 1.35rem); font-weight: 600; opacity: .95; margin-top: 16px; }
.hero-badge {
    display: inline-flex; align-items: center; gap: 8px; margin-bottom: 22px;
    background: rgba(255,255,255,.22); border: 1px solid rgba(255,255,255,.35);
    padding: 7px 16px; border-radius: var(--radius-full); font-weight: 800; font-size: .85rem;
    backdrop-filter: blur(4px);
}
.hero-cta { margin-top: 32px; display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.btn {
    display: inline-flex; align-items: center; gap: 10px; font-weight: 800; font-size: 1rem;
    padding: 14px 28px; border-radius: var(--radius-full); border: none; cursor: pointer;
    transition: transform .2s, box-shadow .2s;
}
.btn-primary { background: #fff; color: var(--coral); box-shadow: var(--shadow-md); }
.btn-primary:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); }
.btn-ghost { background: rgba(255,255,255,.16); color: #fff; border: 1.5px solid rgba(255,255,255,.5); }
.btn-ghost:hover { background: rgba(255,255,255,.26); transform: translateY(-3px); }

/* floating number chips */
.chip {
    position: absolute; z-index: 1; width: 58px; height: 58px; border-radius: 16px;
    display: grid; place-items: center; font-weight: 900; font-size: 1.5rem; color: #fff;
    background: rgba(255,255,255,.16); border: 1.5px solid rgba(255,255,255,.4);
    backdrop-filter: blur(3px); animation: float 7s ease-in-out infinite;
}
.chip.c1 { top: 18%; left: 8%; animation-delay: 0s; }
.chip.c2 { top: 30%; right: 10%; animation-delay: 1.2s; }
.chip.c3 { top: 62%; left: 12%; animation-delay: 2.1s; }
.chip.c4 { top: 55%; right: 8%; animation-delay: .6s; }
.chip.c5 { top: 12%; right: 26%; animation-delay: 1.8s; }
@keyframes float { 0%,100% { transform: translateY(0) rotate(-4deg); } 50% { transform: translateY(-16px) rotate(4deg); } }
@media (max-width: 640px) { .chip { display: none; } }

/* ================= Sections ================= */
.section { padding: 84px 0; }
.section-head { text-align: center; max-width: 640px; margin: 0 auto 52px; }
.section-badge {
    display: inline-block; background: var(--bg-soft); color: var(--coral);
    font-weight: 800; font-size: .8rem; letter-spacing: .5px; text-transform: uppercase;
    padding: 6px 14px; border-radius: var(--radius-full); margin-bottom: 14px;
}
.section-head h2 { font-size: clamp(1.8rem, 4vw, 2.6rem); font-weight: 900; letter-spacing: -0.5px; }
.section-head p { color: var(--text-secondary); font-size: 1.08rem; margin-top: 12px; }

/* feature grid */
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 22px; }
.card {
    background: var(--card); border: 1px solid var(--line); border-radius: var(--radius-lg);
    padding: 30px; box-shadow: var(--shadow-sm); transition: transform .25s, box-shadow .25s;
}
.card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.card-ico {
    width: 56px; height: 56px; border-radius: 16px; display: grid; place-items: center;
    font-size: 1.7rem; margin-bottom: 18px; color: #fff;
}
.i-coral { background: var(--grad-coral); }
.i-teal { background: var(--grad-teal); }
.i-gold { background: linear-gradient(135deg, #FFD54F, #FFB300); }
.i-purple { background: linear-gradient(135deg, #9575CD, #7E57C2); }
.card h3 { font-size: 1.25rem; font-weight: 800; margin-bottom: 8px; }
.card p { color: var(--text-secondary); font-size: .98rem; }

/* worlds strip */
.worlds { background: var(--bg-soft); }
.world-row { display: flex; gap: 14px; flex-wrap: wrap; justify-content: center; }
.world-pill {
    background: #fff; border: 1px solid var(--line); border-radius: var(--radius-full);
    padding: 12px 22px; font-weight: 800; box-shadow: var(--shadow-sm);
    display: inline-flex; align-items: center; gap: 9px;
}
.world-pill .dot { width: 12px; height: 12px; border-radius: 50%; }

/* how it works */
.steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 22px; counter-reset: step; }
.step { position: relative; padding: 30px 26px 26px; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); }
.step::before {
    counter-increment: step; content: counter(step);
    position: absolute; top: -18px; left: 26px; width: 40px; height: 40px;
    background: var(--grad-coral); color: #fff; border-radius: 50%;
    display: grid; place-items: center; font-weight: 900; box-shadow: var(--shadow-sm);
}
.step h3 { margin: 12px 0 6px; font-weight: 800; }
.step p { color: var(--text-secondary); font-size: .96rem; }

/* CTA band */
.cta-band { text-align: center; }
.cta-box {
    background: var(--grad-candy); border-radius: var(--radius-xl); padding: 60px 32px; color: #fff;
    box-shadow: var(--shadow-lg);
}
.cta-box h2 { font-size: clamp(1.8rem, 4vw, 2.4rem); font-weight: 900; }
.cta-box p { opacity: .95; font-weight: 600; margin: 12px 0 26px; font-size: 1.1rem; }

/* ================= Footer ================= */
.footer { background: #2A2A33; color: #CFCFD6; padding: 56px 0 28px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 32px; }
.footer-brand .footer-logo { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; }
.footer-brand .footer-logo img { height: 34px; }
.footer-brand .footer-logo span { font-weight: 900; color: #fff; font-size: 1.1rem; }
.footer-brand p { color: #9A9AA4; font-size: .95rem; max-width: 320px; }
.footer-links h4 { color: #fff; font-weight: 800; margin-bottom: 14px; font-size: .95rem; }
.footer-links ul { list-style: none; display: flex; flex-direction: column; gap: 9px; }
.footer-links a { color: #9A9AA4; font-size: .93rem; transition: color .2s; }
.footer-links a:hover { color: var(--teal-light); }
.footer-bottom { border-top: 1px solid #3C3C46; margin-top: 40px; padding-top: 22px; text-align: center; color: #7A7A86; font-size: .88rem; }

@media (max-width: 860px) {
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 28px; }
    .nav-links { display: none; }
}
@media (max-width: 520px) {
    .footer-grid { grid-template-columns: 1fr; }
}