/* ==========================================================================
   HLAVNÍ NASTAVENÍ BAREV A PROMĚNNÝCH (Snadná úprava vzhledu na jednom místě)
   ========================================================================== */
:root {
    /* Zelená paleta vycházející z loga ALTIM */
    --primary-green: #7AB51D;
    --primary-green-hover: #629612;
    --primary-green-light: #EAF5D3;
    --primary-green-glow: rgba(122, 181, 29, 0.25);

    /* Tmavý antracit pro kontrastní sekce */
    --dark-bg: #181D24;
    --dark-card: #222933;
    --dark-border: #323C4A;

    /* Světlé barvy pro čisté obsahové sekce */
    --white: #FFFFFF;
    --light-bg: #F4F7FA;
    --border-light: #E2E8F0;

    /* Barvy textů */
    --text-main: #1E242B;
    --text-muted: #526071;
    --text-light: #F8FAFC;
    --text-muted-light: #A0AEC0;

    /* Stíny a zaoblení */
    --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 12px 32px rgba(24, 29, 36, 0.08);
    --shadow-lg: 0 20px 45px rgba(24, 29, 36, 0.14);
    --radius-md: 12px;
    --radius-lg: 20px;

    /* Písmo */
    --font-main: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

/* ==========================================================================
   ZÁKLADNÍ RESET A OBECNÉ STYLY
   ========================================================================== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 85px; /* Posun kvůli horní liště při kliknutí na odkaz v menu */
}

body {
    font-family: var(--font-main);
    color: var(--text-main);
    background-color: var(--white);
    line-height: 1.65;
    font-size: 16px;
    overflow-x: hidden;
}

.container {
    width: 100%;
    max-width: 1220px;
    margin: 0 auto;
    padding: 0 24px;
}

a {
    color: inherit;
    text-decoration: none;
    transition: all 0.25s ease;
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* ==========================================================================
   EFEKT "PŘIBÍHÁNÍ" PRVKŮ PŘI SCROLLOVÁNÍ (Scroll Reveal)
   ========================================================================== */
.reveal {
    opacity: 0;
    transform: translateY(38px);
    transition: opacity 0.65s cubic-bezier(0.22, 1, 0.36, 1),
                transform 0.65s cubic-bezier(0.22, 1, 0.36, 1);
    will-change: opacity, transform;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* ==========================================================================
   TLAČÍTKA A ŠTÍTKY
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 13px 26px;
    border-radius: 10px;
    font-weight: 700;
    font-size: 0.98rem;
    cursor: pointer;
    border: 2px solid transparent;
    transition: all 0.25s ease;
}

.btn-lg {
    padding: 16px 32px;
    font-size: 1.05rem;
}

.btn-primary {
    background-color: var(--primary-green);
    color: var(--white);
    box-shadow: 0 6px 20px var(--primary-green-glow);
}

.btn-primary:hover {
    background-color: var(--primary-green-hover);
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(122, 181, 29, 0.38);
}

.btn-outline-light {
    border-color: rgba(255, 255, 255, 0.25);
    color: var(--white);
    background: rgba(255, 255, 255, 0.04);
}

.btn-outline-light:hover {
    border-color: var(--primary-green);
    background: rgba(122, 181, 29, 0.12);
    transform: translateY(-2px);
}

.text-green {
    color: var(--primary-green);
}

/* ==========================================================================
   HLAVIČKA A NAVIGACE
   ========================================================================== */
.header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background-color: rgba(255, 255, 255, 0.96);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-light);
    transition: box-shadow 0.3s ease;
}

.header.scrolled {
    box-shadow: var(--shadow-sm);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 84px;
}

.logo-img {
    max-height: 64px;
    width: auto;
}

.logo-fallback {
    align-items: center;
    gap: 10px;
}

.logo-x {
    background: var(--primary-green);
    color: var(--white);
    font-weight: 800;
    font-size: 1.5rem;
    width: 42px;
    height: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
}

.logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1.1;
}

.logo-text strong {
    font-size: 1.4rem;
    letter-spacing: 1px;
    color: var(--text-main);
}

.logo-text small {
    font-size: 0.75rem;
    color: var(--text-muted);
    letter-spacing: 2px;
}

.nav-list {
    display: flex;
    align-items: center;
    gap: 30px;
}

.nav-link {
    font-weight: 600;
    font-size: 0.96rem;
    color: var(--text-main);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -5px;
    width: 0;
    height: 2px;
    background-color: var(--primary-green);
    transition: width 0.25s ease;
}

.nav-link:hover {
    color: var(--primary-green);
}

.nav-link:hover::after {
    width: 100%;
}

.nav-cta {
    padding: 10px 20px;
    font-size: 0.92rem;
}

.mobile-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.6rem;
    color: var(--text-main);
    cursor: pointer;
    padding: 8px;
}

/* ==========================================================================
   HERO SEKCE (Úvodní tmavý banner)
   ========================================================================== */
.hero {
    position: relative;
    background-color: var(--dark-bg);
    color: var(--white);
    padding: 105px 0 95px;
    overflow: hidden;
}

.hero-glow {
    position: absolute;
    top: -150px;
    right: -100px;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(122, 181, 29, 0.22) 0%, rgba(24, 29, 36, 0) 70%);
    pointer-events: none;
}

.hero-content {
    max-width: 820px;
    position: relative;
    z-index: 1;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(122, 181, 29, 0.15);
    border: 1px solid rgba(122, 181, 29, 0.4);
    color: #A3E635;
    padding: 8px 16px;
    border-radius: 50px;
    font-size: 0.88rem;
    font-weight: 600;
    margin-bottom: 24px;
}

.hero h1 {
    font-size: clamp(2.2rem, 4.5vw, 3.6rem);
    font-weight: 800;
    line-height: 1.18;
    margin-bottom: 22px;
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-size: clamp(1.05rem, 1.8vw, 1.22rem);
    color: var(--text-muted-light);
    margin-bottom: 36px;
    max-width: 700px;
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 56px;
}

.hero-stats {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 28px;
    padding-top: 32px;
    border-top: 1px solid var(--dark-border);
}

.stat-item {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-size: 1.35rem;
    font-weight: 800;
    color: var(--primary-green);
}

.stat-label {
    font-size: 0.88rem;
    color: var(--text-muted-light);
}

.stat-divider {
    width: 1px;
    height: 36px;
    background-color: var(--dark-border);
}

/* ==========================================================================
   OBECNÉ SEKCE A NADPISY
   ========================================================================== */
.section {
    padding: 96px 0;
}

.bg-light {
    background-color: var(--light-bg);
}

.bg-white {
    background-color: var(--white);
}

.bg-dark {
    background-color: var(--dark-bg);
}

.text-white {
    color: var(--white);
}

.text-muted-light {
    color: var(--text-muted-light);
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 60px;
}

.section-tag {
    display: inline-block;
    background-color: var(--primary-green-light);
    color: var(--primary-green-hover);
    font-weight: 700;
    font-size: 0.82rem;
    text-transform: uppercase;
    letter-spacing: 1.2px;
    padding: 6px 14px;
    border-radius: 50px;
    margin-bottom: 14px;
}

.tag-dark {
    background-color: rgba(122, 181, 29, 0.18);
    color: #A3E635;
}

.section-header h2 {
    font-size: clamp(1.85rem, 3.2vw, 2.5rem);
    font-weight: 800;
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}

.section-header p {
    font-size: 1.06rem;
    color: var(--text-muted);
}

.bg-dark .section-header p {
    color: var(--text-muted-light);
}

/* ==========================================================================
   SEKCE: ČÍM SE ZABÝVÁME (Karty služeb)
   ========================================================================== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(330px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 40px 34px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-light);
    display: flex;
    flex-direction: column;
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.service-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-green);
}

.service-icon {
    width: 64px;
    height: 64px;
    border-radius: 16px;
    background-color: var(--primary-green-light);
    color: var(--primary-green-hover);
    font-size: 1.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    transition: background-color 0.3s ease, color 0.3s ease;
}

.service-card:hover .service-icon {
    background-color: var(--primary-green);
    color: var(--white);
}

.service-card h3 {
    font-size: 1.38rem;
    font-weight: 800;
    margin-bottom: 14px;
}

.service-card > p {
    color: var(--text-muted);
    margin-bottom: 24px;
}

.service-list {
    margin-bottom: 30px;
    flex-grow: 1;
}

.service-list li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 12px;
    font-size: 0.95rem;
    color: var(--text-main);
}

.service-list li i {
    color: var(--primary-green);
    margin-top: 5px;
    font-size: 0.9rem;
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-weight: 700;
    color: var(--primary-green-hover);
    margin-top: auto;
}

.service-link:hover {
    gap: 13px;
    color: var(--primary-green);
}

/* ==========================================================================
   SEKCE: PROČ MY?
   ========================================================================== */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 26px;
}

.feature-box {
    background-color: var(--dark-card);
    border: 1px solid var(--dark-border);
    border-radius: var(--radius-lg);
    padding: 36px 28px;
    position: relative;
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.feature-box:hover {
    transform: translateY(-5px);
    border-color: var(--primary-green);
}

.feature-number {
    position: absolute;
    top: 24px;
    right: 28px;
    font-size: 2.2rem;
    font-weight: 800;
    color: rgba(255, 255, 255, 0.05);
}

.feature-icon {
    font-size: 1.8rem;
    color: var(--primary-green);
    margin-bottom: 20px;
}

.feature-box h3 {
    font-size: 1.22rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.feature-box p {
    font-size: 0.95rem;
    color: var(--text-muted-light);
}

/* ==========================================================================
   SEKCE: O NÁS A SPOLUPRÁCE
   ========================================================================== */
.about-grid {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 56px;
    align-items: start;
}

.about-content h2 {
    font-size: clamp(1.8rem, 3vw, 2.35rem);
    font-weight: 800;
    margin-bottom: 22px;
    line-height: 1.22;
}

.lead-text {
    font-size: 1.12rem;
    color: var(--text-main);
    margin-bottom: 18px;
}

.about-content p {
    color: var(--text-muted);
    margin-bottom: 18px;
}

.about-highlight {
    display: flex;
    gap: 18px;
    align-items: flex-start;
    background-color: var(--primary-green-light);
    border-left: 4px solid var(--primary-green);
    padding: 22px 24px;
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    margin-top: 28px;
}

.about-highlight i {
    font-size: 1.6rem;
    color: var(--primary-green-hover);
}

.about-highlight strong {
    display: block;
    color: var(--text-main);
    margin-bottom: 4px;
}

.about-highlight span {
    font-size: 0.94rem;
    color: var(--text-muted);
}

/* Box: Jak probíhá spolupráce */
.process-box {
    background-color: var(--light-bg);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: 38px 34px;
}

.process-box h3 {
    font-size: 1.45rem;
    font-weight: 800;
    margin-bottom: 8px;
}

.process-intro {
    font-size: 0.95rem;
    color: var(--text-muted);
    margin-bottom: 28px;
}

.steps-timeline {
    display: flex;
    flex-direction: column;
    gap: 22px;
}

.step-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.step-badge {
    flex-shrink: 0;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background-color: var(--primary-green);
    color: var(--white);
    font-weight: 800;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.95rem;
}

.step-text h4 {
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.step-text p {
    font-size: 0.92rem;
    color: var(--text-muted);
}

/* ==========================================================================
   SEKCE: KDE NÁS NAJDETE (Kontaktní karty + Mapa)
   ========================================================================== */
.contact-cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
    gap: 26px;
    margin-bottom: 40px;
}

.contact-info-card {
    background: var(--white);
    padding: 34px 28px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-light);
    box-shadow: var(--shadow-sm);
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.card-icon {
    width: 58px;
    height: 58px;
    border-radius: 50%;
    background-color: var(--primary-green-light);
    color: var(--primary-green-hover);
    font-size: 1.4rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
}

.contact-info-card h3 {
    font-size: 1.2rem;
    font-weight: 800;
    margin-bottom: 4px;
}

.contact-info-card p {
    font-size: 0.92rem;
    color: var(--text-muted);
    margin-bottom: 14px;
}

.contact-main-link, .contact-main-text {
    font-size: 1.18rem;
    font-weight: 800;
    color: var(--text-main);
    margin-bottom: 6px;
}

.contact-main-link:hover {
    color: var(--primary-green);
}

.contact-sub-link {
    font-size: 0.92rem;
    color: var(--text-muted);
    margin-top: auto;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

.map-wrapper {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-light);
    line-height: 0;
}

/* ==========================================================================
   SEKCE: VELKÝ KONTAKTNÍ FORMULÁŘ
   ========================================================================== */
.form-section-wrapper {
    max-width: 920px;
    margin: 0 auto;
    background: var(--white);
    border-radius: 24px;
    padding: 52px 48px;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-light);
}

.form-header {
    text-align: center;
    max-width: 650px;
    margin: 0 auto 40px;
}

.form-header h2 {
    font-size: clamp(1.75rem, 3vw, 2.3rem);
    font-weight: 800;
    margin-bottom: 12px;
}

.form-header p {
    color: var(--text-muted);
}

.honeypot-field {
    display: none !important;
}

.form-row-three {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
    margin-bottom: 24px;
}

.form-group {
    margin-bottom: 24px;
}

.form-row-three .form-group {
    margin-bottom: 0;
}

.form-group label {
    display: block;
    font-weight: 700;
    font-size: 0.95rem;
    margin-bottom: 8px;
    color: var(--text-main);
}

.required {
    color: #E53E3E;
}

.input-with-icon {
    position: relative;
}

.input-with-icon i {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 1rem;
    pointer-events: none;
}

.large-contact-form input[type="text"],
.large-contact-form input[type="email"],
.large-contact-form input[type="tel"],
.large-contact-form textarea {
    width: 100%;
    font-family: var(--font-main);
    font-size: 1rem;
    color: var(--text-main);
    background-color: var(--light-bg);
    border: 2px solid var(--border-light);
    border-radius: 12px;
    padding: 15px 18px;
    transition: all 0.25s ease;
}

.input-with-icon input {
    padding-left: 44px !important;
}

/* Textarea: velké, přehledné, roztáhnutelné za spodní roh + auto-resize přes JS */
.large-contact-form textarea {
    min-height: 150px;
    resize: vertical;
    line-height: 1.6;
}

.large-contact-form input:focus,
.large-contact-form textarea:focus {
    outline: none;
    background-color: var(--white);
    border-color: var(--primary-green);
    box-shadow: 0 0 0 4px var(--primary-green-glow);
}

.form-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 20px;
    margin-top: 10px;
}

.form-privacy-note {
    font-size: 0.88rem;
    color: var(--text-muted);
    max-width: 480px;
}

.form-privacy-note i {
    color: var(--primary-green);
    margin-right: 5px;
}

.btn-submit {
    padding: 16px 36px;
    font-size: 1.05rem;
}

/* Stavový box po odeslání formuláře */
.form-status {
    margin-top: 24px;
    padding: 16px 20px;
    border-radius: 12px;
    font-weight: 600;
    display: none;
}

.form-status.success {
    display: block;
    background-color: #DEF7EC;
    color: #03543F;
    border: 1px solid #84E1BC;
}

.form-status.error {
    display: block;
    background-color: #FDE8E8;
    color: #9B1C1C;
    border: 1px solid #F8B4B4;
}

/* ==========================================================================
   ZÁPATÍ (Footer)
   ========================================================================== */
.footer {
    background-color: var(--dark-bg);
    color: var(--text-muted-light);
    padding: 72px 0 28px;
    border-top: 1px solid var(--dark-border);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.4fr 0.8fr 1fr;
    gap: 48px;
    padding-bottom: 48px;
    border-bottom: 1px solid var(--dark-border);
}

.footer-logo-box {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 16px;
}

.footer-logo-img {
    max-height: 42px;
    background: var(--white);
    padding: 6px 10px;
    border-radius: 8px;
}

.footer-company-title {
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--white);
}

.footer h4 {
    color: var(--white);
    font-size: 1.08rem;
    margin-bottom: 18px;
}

.footer-links ul li,
.footer-contact ul li {
    margin-bottom: 10px;
}

.footer-links a:hover,
.footer-contact a:hover {
    color: var(--primary-green);
}

.footer-contact ul li {
    display: flex;
    align-items: center;
    gap: 10px;
}

.footer-contact i {
    color: var(--primary-green);
    width: 18px;
}

.footer-bottom {
    padding-top: 26px;
    text-align: center;
    font-size: 0.9rem;
}

.footer-bottom a {
    color: var(--primary-green);
    font-weight: 600;
}

/* ==========================================================================
   RESPONZIVITA (Tablety a mobilní telefony)
   ========================================================================== */
@media (max-width: 992px) {
    .about-grid {
        grid-template-columns: 1fr;
    }

    .form-row-three {
        grid-template-columns: 1fr;
    }

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

@media (max-width: 768px) {
    .mobile-toggle {
        display: block;
    }

    .nav-menu {
        position: fixed;
        top: 84px;
        left: 0;
        width: 100%;
        background-color: var(--white);
        border-bottom: 1px solid var(--border-light);
        box-shadow: var(--shadow-md);
        padding: 24px;
        transform: translateY(-150%);
        opacity: 0;
        transition: all 0.35s ease;
        pointer-events: none;
    }

    .nav-menu.open {
        transform: translateY(0);
        opacity: 1;
        pointer-events: auto;
    }

    .nav-list {
        flex-direction: column;
        align-items: flex-start;
        gap: 18px;
    }

    .nav-cta {
        width: 100%;
        text-align: center;
    }

    .hero {
        padding: 72px 0 68px;
    }

    .stat-divider {
        display: none;
    }

    .section {
        padding: 70px 0;
    }

    .form-section-wrapper {
        padding: 34px 22px;
    }

    .form-footer {
        flex-direction: column;
        align-items: stretch;
    }

    .btn-submit {
        width: 100%;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
}