/* =========================================================
   Calculinum – Landing Page
   Samostatný, responzivní styl (nezávislý na main.css)
   ========================================================= */

:root {
    --green-900: #1f3d26; /* značková tmavá (logo) */
    --green-800: #25492e;
    --green-700: #2f5233; /* primární tlačítka */
    --green-600: #3a5a40;
    --green-400: #6f8f63;
    --green-300: #b9d39b; /* světlý akcent / ikony na tmavé */
    --bg-sage: #e4efd7; /* světle zelené sekce / hero */
    --bg-sage-2: #dbe8c9;
    --card-soft: #eef4e6;
    --cream: #ffffff;
    --text: #1f3d26;
    --muted: #5d6b59;
    --line: #d3e0c2;
    --shadow-sm: 0 4px 14px rgba(31, 61, 38, .08);
    --shadow-md: 0 12px 34px rgba(31, 61, 38, .14);
    --radius: 14px;
    --radius-lg: 22px;
    --maxw: 1180px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body.cc-landing {
    margin: 0;
    padding: 0;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Arial, sans-serif;
    color: var(--text);
    background: var(--cream);
    line-height: 1.55;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

.cc-landing img { max-width: 100%; display: block; }

.cc-container {
    max-width: var(--maxw);
    margin: 0 auto;
    padding: 0 22px;
}

.cc-handwriting {
    font-family: 'Caveat', 'Segoe Script', cursive;
    color: var(--green-700);
}

/* ---------- Tlačítka ---------- */
.cc-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 13px 26px;
    border-radius: 10px;
    font-weight: 600;
    font-size: 15px;
    text-decoration: none;
    border: 2px solid transparent;
    cursor: pointer;
    transition: transform .12s ease, background .2s ease, box-shadow .2s ease;
    white-space: nowrap;
}
.cc-btn:active { transform: translateY(1px); }

.cc-btn-primary {
    background: var(--green-700);
    color: #fff;
}
.cc-btn-primary:hover { background: var(--green-800); box-shadow: var(--shadow-sm); }

.cc-btn-outline {
    background: transparent;
    color: var(--green-800);
    border-color: var(--green-700);
}
.cc-btn-outline:hover { background: var(--green-700); color: #fff; }

.cc-btn-light {
    background: #fff;
    color: var(--green-800);
}
.cc-btn-light:hover { background: var(--card-soft); }

.cc-btn-ghost-light {
    background: transparent;
    color: #fff;
    border-color: rgba(255,255,255,.6);
}
.cc-btn-ghost-light:hover { background: rgba(255,255,255,.12); border-color:#fff; }

/* ---------- Hlavička ---------- */
.cc-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(228, 239, 215, .92);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--line);
}
.cc-header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
    gap: 18px;
}
.cc-logo { display: flex; align-items: center; }
.cc-logo img { height: 34px; width: auto; }

.cc-nav {
    display: flex;
    align-items: center;
    gap: 34px;
    margin-left: auto;
}
.cc-nav a {
    color: var(--green-800);
    text-decoration: none;
    font-weight: 500;
    font-size: 15px;
    transition: color .15s;
}
.cc-nav a:hover { color: var(--green-600); }

/* Akce v pravé části hlavičky (desktop): [Přihlásit se – outline] + [Vyzkoušet zdarma] */
.cc-header-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}
.cc-header-login .bi { margin-right: 2px; }

/* Přihlášení a CTA uvnitř navigace jsou jen pro mobilní rozbalené menu */
.cc-nav .cc-nav-login,
.cc-nav .cc-nav-cta { display: none; }

.cc-burger {
    display: none;
    background: none;
    border: 0;
    font-size: 28px;
    line-height: 1;
    color: var(--green-800);
    cursor: pointer;
    padding: 4px 6px;
}

/* ---------- Hero ---------- */
.cc-hero {
    background: var(--bg-sage);
    padding: 60px 0 80px;
    position: relative;
}
.cc-hero-grid {
    display: grid;
    grid-template-columns: 1fr 1.05fr;
    gap: 50px;
    align-items: center;
}
.cc-hero h1 {
    font-size: clamp(2rem, 4vw, 3.05rem);
    line-height: 1.12;
    font-weight: 800;
    margin: 0 0 20px;
    letter-spacing: -.5px;
}
.cc-hero p.lead {
    font-size: 1.1rem;
    color: var(--muted);
    margin: 0 0 30px;
    max-width: 460px;
}
.cc-hero-actions {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
    margin-bottom: 26px;
}
.cc-hero-note {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.45rem;
    line-height: 1.2;
    max-width: 420px;
}
.cc-hero-note .cc-arrow { font-size: 1.8rem; color: var(--green-700); }

/* Koláž screenshotů */
.cc-hero-visual { position: relative; min-height: 360px; }
.cc-hero-visual .shot {
    position: absolute;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    border: 1px solid #e7eede;
    background: #fff;
}
.cc-hero-visual .shot-1 { width: 78%; top: 0; right: 0; z-index: 2; }
.cc-hero-visual .shot-2 { width: 58%; bottom: -10px; left: 0; z-index: 3; }

/* ---------- Sekce obecně ---------- */
.cc-section { padding: 80px 0; }
.cc-section.sage { background: var(--bg-sage); }
.cc-section.soft { background: var(--card-soft); }

.cc-section-title {
    text-align: center;
    font-size: clamp(1.6rem, 3vw, 2.2rem);
    font-weight: 800;
    margin: 0 0 14px;
}
.cc-section-sub {
    text-align: center;
    color: var(--muted);
    max-width: 620px;
    margin: 0 auto 50px;
}

/* ---------- Co umí: 6 ikon ---------- */
.cc-features {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 18px;
}
.cc-feature {
    text-align: center;
    padding: 10px;
}
.cc-feature .ico {
    width: 64px;
    height: 64px;
    margin: 0 auto 14px;
    border-radius: 50%;
    background: var(--bg-sage);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--green-700);
    font-size: 28px;
}
.cc-feature p { margin: 0; font-size: .92rem; font-weight: 500; color: var(--green-800); }

/* ---------- Střídavé feature bloky ---------- */
.cc-showcase {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 56px;
    align-items: center;
}
.cc-showcase.reverse .cc-showcase-media { order: 2; }
.cc-showcase.reverse .cc-showcase-text { order: 1; }

.cc-showcase-text .ico-box {
    width: 70px; height: 70px;
    border-radius: 16px;
    background: var(--green-700);
    color: var(--green-300);
    display: flex; align-items: center; justify-content: center;
    font-size: 34px;
    margin-bottom: 22px;
}
.cc-showcase-text h3 {
    font-size: clamp(1.5rem, 2.6vw, 2rem);
    font-weight: 800;
    margin: 0 0 16px;
}
.cc-showcase-text p { color: var(--muted); font-size: 1.05rem; margin: 0; max-width: 440px; }

.cc-showcase-media img {
    width: 100%;
    border-radius: var(--radius);
    box-shadow: var(--shadow-md);
    border: 1px solid #e7eede;
}

/* ---------- Pro koho – persony ---------- */
.cc-personas {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 22px;
}
.cc-persona {
    background: var(--bg-sage);
    border-radius: var(--radius-lg);
    padding: 30px 26px;
    display: flex;
    gap: 18px;
    align-items: flex-start;
}
.cc-persona .ico {
    flex: 0 0 auto;
    width: 52px; height: 52px;
    color: var(--green-700);
    font-size: 34px;
    display: flex; align-items: center; justify-content: center;
}
.cc-persona h4 { margin: 0 0 4px; font-size: 1.2rem; font-weight: 800; }
.cc-persona p { margin: 0; color: var(--muted); font-size: .95rem; }

/* ---------- Balíčky / ceník ---------- */
.cc-pricing {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 22px;
    align-items: stretch;
}
.cc-plan {
    position: relative;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    padding: 30px 26px;
    display: flex;
    flex-direction: column;
}
.cc-plan.featured {
    border: 2px solid var(--green-700);
    box-shadow: var(--shadow-md);
}
.cc-plan .badge-top {
    position: absolute;
    top: -12px; right: 20px;
    background: var(--green-700);
    color: #fff;
    font-size: .68rem;
    font-weight: 700;
    letter-spacing: .5px;
    padding: 5px 12px;
    border-radius: 20px;
}
.cc-plan .plan-name { font-size: 1.25rem; font-weight: 800; margin: 0 0 10px; }
.cc-plan .plan-price { font-size: 2.1rem; font-weight: 800; margin: 0 0 4px; }
.cc-plan .plan-price span { font-size: .95rem; font-weight: 500; color: var(--muted); }
.cc-plan ul {
    list-style: none;
    padding: 0;
    margin: 20px 0 26px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    flex-grow: 1;
}
.cc-plan ul li {
    display: flex;
    gap: 9px;
    font-size: .93rem;
    color: var(--green-800);
}
.cc-plan ul li .bi { color: var(--green-600); margin-top: 2px; }
.cc-plan .cc-btn { width: 100%; }

/* ---------- Příběh ---------- */
.cc-story-grid {
    display: grid;
    grid-template-columns: .85fr 1.15fr;
    gap: 50px;
    align-items: center;
}
.cc-story-photo img {
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}
.cc-story h3 {
    font-size: clamp(1.5rem, 2.6vw, 2rem);
    font-weight: 800;
    margin: 0 0 6px;
}
.cc-story .who { color: var(--green-700); font-weight: 700; margin: 0 0 18px; font-size: 1.1rem; }
.cc-story p { color: var(--muted); margin: 0 0 14px; }
.cc-story-gallery {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 14px;
    margin-top: 24px;
}
.cc-story-gallery img {
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    aspect-ratio: 1 / 1;
    object-fit: cover;
}

/* ---------- CTA pás ---------- */
.cc-cta {
    background: var(--green-900);
    color: #fff;
    border-radius: var(--radius-lg);
    margin: 70px auto;
    max-width: var(--maxw);
    padding: 50px 48px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
    flex-wrap: wrap;
}
.cc-cta h2 { margin: 0 0 8px; font-size: clamp(1.5rem, 2.6vw, 2rem); font-weight: 800; }
.cc-cta p { margin: 0; color: rgba(255,255,255,.8); }
.cc-cta-actions { display: flex; gap: 14px; flex-wrap: wrap; }

/* ---------- Patička ---------- */
.cc-footer {
    background: var(--bg-sage);
    border-top: 1px solid var(--line);
    padding: 30px 0;
}
.cc-footer-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    flex-wrap: wrap;
}
.cc-footer img { height: 30px; }
.cc-footer-nav { display: flex; gap: 30px; }
.cc-footer-nav a { color: var(--green-800); text-decoration: none; font-weight: 500; font-size: 15px; }
.cc-footer-nav a:hover { color: var(--green-600); }
.cc-footer .copy { width: 100%; text-align: center; color: var(--muted); font-size: .85rem; margin-top: 10px; }

/* =========================================================
   Responzivita
   ========================================================= */
@media (max-width: 992px) {
    .cc-features { grid-template-columns: repeat(3, 1fr); gap: 26px 14px; }
    .cc-personas { grid-template-columns: repeat(2, 1fr); }
    .cc-pricing { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 860px) {
    .cc-nav, .cc-header-actions { display: none; }
    .cc-burger { display: block; }

    .cc-nav.open {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 72px; left: 0; right: 0;
        background: var(--bg-sage);
        border-bottom: 1px solid var(--line);
        padding: 18px 22px;
        gap: 16px;
        margin-left: 0;
        box-shadow: var(--shadow-sm);
    }
    .cc-nav.open .cc-nav-login { display: inline-flex; }
    .cc-nav.open .cc-nav-cta { display: inline-flex; }
    .cc-nav.open .cc-btn { width: 100%; }

    .cc-hero-grid { grid-template-columns: 1fr; gap: 40px; }
    .cc-hero-visual { min-height: 300px; margin-top: 10px; }
    .cc-showcase { grid-template-columns: 1fr; gap: 30px; }
    .cc-showcase.reverse .cc-showcase-media,
    .cc-showcase.reverse .cc-showcase-text { order: initial; }
    .cc-story-grid { grid-template-columns: 1fr; gap: 30px; }
    .cc-cta { flex-direction: column; align-items: flex-start; padding: 38px 30px; }
}

@media (max-width: 560px) {
    .cc-features { grid-template-columns: repeat(2, 1fr); }
    .cc-personas { grid-template-columns: 1fr; }
    .cc-pricing { grid-template-columns: 1fr; }
    .cc-section { padding: 56px 0; }
    .cc-hero { padding: 44px 0 56px; }
    .cc-hero-note { font-size: 1.2rem; }
    .cc-cta { text-align: left; }
    .cc-cta-actions .cc-btn { width: 100%; }
}