/* CSS Proměnné pro konzistenci */
:root {
    --blue: #144985;
    --teal: #16ad88;
    --dark: #1a1a19;
    --gray-light: #f8fafc;
    --gray-border: #e2e8f0;
}

/* ─── GLOBÁLNÍ UTILITY ────────────────────────────────────────────────────── */
html               { scroll-behavior: smooth; }
.text-teal         { color: var(--teal) !important; }
.text-blue         { color: var(--blue) !important; }
.os-font           { font-family: 'Urbanist', sans-serif; font-weight: 600; }

/* ─── SCROLL REVEAL ───────────────────────────────────────────────────────── */
.reveal {
    opacity: 0;
    transform: translateY(35px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal-left {
    opacity: 0;
    transform: translateX(-40px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal-right {
    opacity: 0;
    transform: translateX(40px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.is-visible,
.reveal-left.is-visible,
.reveal-right.is-visible {
    opacity: 1;
    transform: translate(0, 0);
}
/* Na mobilu – zabránění horizontálnímu overflow */
@media (max-width: 767px) {
    .reveal-left, .reveal-right {
        transform: translateY(30px);
    }
}
.reveal-delay-1 { transition-delay: 0.12s; }
.reveal-delay-2 { transition-delay: 0.24s; }
.reveal-delay-3 { transition-delay: 0.36s; }
.reveal-delay-4 { transition-delay: 0.48s; }

/* Základní typografie */
body {
    font-family: 'Urbanist', sans-serif;
    color: #334155;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}
h1, h2, h3, h4, h5 {
    color: var(--blue);
    font-weight: 700;
}

html, body {
    overflow-x: clip; 
    width: 100%;
    position: relative;
}

/* Top Bar (Korporátní prvek) */ 
.top-bar {
    background-color: var(--blue);
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.85rem;
    padding: 8px 0;
    font-weight: 400;
}
.top-bar a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.2s;
}
.top-bar a:hover { color: #fff; }

/* ==================================== Hlavní Navigace ==================================== */

.navbar {
    background-color: #ffffff;
    box-shadow: 0 1px 0 rgba(0,0,0,0.05);
    padding: 1rem 0;
}
.navbar-brand img {
    transition: transform 0.3s ease;
}
.navbar-brand:hover img {
    transform: scale(1.05);
}

.nav-link {
    color: var(--blue) !important;
    font-weight: 700;
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 1px;
    margin-left: 1.5rem;
    transition: color 0.2s ease;
    position: relative;
}

.nav-link:hover {
    color: var(--teal) !important;
}

.nav-link.active {
    color: var(--teal) !important;
    font-weight: 700;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--teal);
    transition: width 0.3s ease;
}
.nav-link.active::after, .nav-link:hover::after {
    width: 100%;
}

.navbar .btn-primary-custom {
    padding: 10px 20px !important;
    font-size: 0.85rem !important;
}

.dropdown-menu {
    border-radius: 4px;
    padding: 0.5rem 0;
    margin-top: 0;
    background-color: #ffffff;
}

.dropdown-item {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--blue);
    padding: 0.6rem 1.5rem;
    transition: all 0.2s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.dropdown-item:hover, .dropdown-item:focus {
    background-color: rgba(22, 173, 136, 0.08);
    color: var(--teal) !important;
    font-weight: 600;
}

.dropdown-toggle::after {
    display: none !important;
}

@media all and (min-width: 992px) {
    .navbar .nav-item.dropdown:hover .dropdown-menu {
        display: block;
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
    }
    .navbar .dropdown-menu {
        display: block;
        opacity: 0;
        visibility: hidden;
        transform: translateY(10px);
        transition: opacity 0.3s ease, transform 0.3s ease, visibility 0.3s ease;
        border: 1px solid var(--gray-border) !important;
        box-shadow: 0 10px 30px rgba(0,0,0,0.06) !important;
    }
}

/* ------------------------ Moderní animovaný Hamburger Menu ------------------------ */
.custom-toggler {
    width: 44px;
    height: 44px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 6px;
    background: transparent;
    cursor: pointer;
    z-index: 1050;
}

.custom-toggler:focus {
    outline: none !important;
    box-shadow: none !important;
}

.toggler-line {
    display: block;
    width: 28px;
    height: 2px;
    background-color: var(--blue);
    border-radius: 2px;
    transition: all 0.3s cubic-bezier(0.4, 0.0, 0.2, 1);
    transform-origin: center;
}

.custom-toggler:not(.collapsed) .top-line {
    transform: translateY(8px) rotate(45deg);
    background-color: var(--teal);
}

.custom-toggler:not(.collapsed) .middle-line {
    opacity: 0;
    transform: translateX(-10px);
}

.custom-toggler:not(.collapsed) .bottom-line {
    transform: translateY(-8px) rotate(-45deg);
    background-color: var(--teal);
}

/* ==================================== Ostrá Tlačítka ==================================== */

.btn-primary-custom {
    background-color: var(--teal);
    color: #ffffff;
    border: none;
    border-radius: 4px;
    padding: 14px 32px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.9rem;
    transition: all 0.3s ease;
}
.btn-primary-custom:hover {
    background-color: #118f6f;
    color: #ffffff;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(22, 173, 136, 0.2);
}
.btn-outline-custom {
    background-color: transparent;
    color: #ffffff;
    border: 2px solid #ffffff;
    border-radius: 4px;
    padding: 12px 30px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.9rem;
    transition: all 0.3s ease;
}
.btn-outline-custom:hover {
    background-color: #ffffff;
    color: var(--blue);
}

/* ==================================== Carousel s Fade efektem ==================================== */

.carousel-item {
    /* height: calc(100vh - 129px); */
    height: 75vh;
    min-height: 500px;
    background-color: var(--blue);
    background-size: cover;
    background-position: center;
}
.carousel-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, rgba(20, 73, 133, 0.95) 0%, rgba(20, 73, 133, 0.4) 100%);
}
.carousel-caption {
    bottom: 0; top: 0; left: 0; right: 0;
    display: flex;
    align-items: center;
    text-align: left;
}
.hero-title {
    font-size: 4rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    color: #ffffff;
}
.hero-subtitle {
    font-size: 1.25rem;
    font-weight: 300;
    color: rgba(255,255,255,0.9);
    max-width: 600px;
    margin-bottom: 2.5rem;
}

/* ==================================== Tlačítko Scroll Down ==================================== */
.scroll-circle {
    width: 50px;
    height: 50px;
    transition: background-color 0.3s ease, border-color 0.3s ease;
}
.scroll-down-action:hover .scroll-circle {
    background-color: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.5) !important;
}
.tracking-wide {
    letter-spacing: 2px;
}
.bounce-animation {
    animation: bounce 2s infinite;
}
@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
    40% { transform: translateY(-6px); }
    60% { transform: translateY(-3px); }
}

.premium-circles {
    display: flex;
    gap: 12px;
}
.premium-circles button {
    width: 44px !important;
    height: 44px !important;
    border: none !important;
    background: transparent !important;
    position: relative;
    padding: 0;
    opacity: 0.4;
    transition: opacity 0.3s ease;
    text-indent: 0 !important;
}
.premium-circles button.active {
    opacity: 1;
}
.premium-circles svg {
    position: absolute;
    top: 0;
    left: 0;
    transform: rotate(-90deg);
}
.premium-circles .circle-bg {
    fill: none;
    stroke: rgba(255, 255, 255, 0.2);
    stroke-width: 2;
}
.premium-circles .circle-progress {
    fill: none;
    stroke: var(--teal);
    stroke-width: 2;
    stroke-dasharray: 126;
    stroke-dashoffset: 126;
}
.premium-circles button.active .circle-progress {
    animation: fillProgress 5s linear forwards;
}
@keyframes fillProgress {
    from { stroke-dashoffset: 126; }
    to { stroke-dashoffset: 0; }
}
.premium-circles .num {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    font-size: 0.9rem;
    font-weight: 500;
}

/* ====================================
   MOBILNÍ OPTIMALIZACE (Media Queries)
   ==================================== */

@media (max-width: 991px) {
    /* 1. Úprava Hero textu (menší písmo, lepší odsazení od krajů a zespodu) */
    .hero-title {
        font-size: 2.5rem; /* Zmenšení obřího nadpisu */
        margin-bottom: 1rem;
    }
    .hero-subtitle {
        font-size: 1.1rem;
        margin-bottom: 1.5rem;
    }
    
    /* Vytvoření místa dole, aby text nekolidoval s indikátory */
    .carousel-caption {
        padding-bottom: 100px !important; /* Důležité: Tlačí text nahoru */
        padding-left: 15px; /* Odsazení od levého kraje */
        padding-right: 15px; /* Odsazení od pravého kraje */
    }

    /* Zajištění, aby se tlačítka na mobilu správně zalamovala, pokud jsou moc dlouhá */
    .carousel-caption .d-flex.gap-3 {
        flex-direction: column;
        gap: 10px !important;
        align-items: flex-start;
    }

    /* 2. ZABRÁNĚNÍ DEFORMACI KRUHU ("Zobrazit více") */
    /* Zamezí smrsknutí kruhu při nedostatku místa */
    .scroll-circle {
        flex-shrink: 0; 
    }
    
    /* Na velmi malých mobilech skryjeme text a necháme jen animovanou šipku */
    @media (max-width: 575px) {
        .scroll-down-action span {
            display: none !important;
        }
    }

    /* 3. Úprava rozložení spodního panelu na mobilu */
    .carousel-bottom-bar {
        padding-left: 15px !important;
        padding-right: 15px !important;
        padding-bottom: 20px !important;
    }

    /* Zmenšení mezer mezi indikátory pro úsporu místa */
    .premium-circles {
        gap: 6px;
    }
    
    /* 4. Úprava mobilního menu */
    .navbar-collapse {
        background: #ffffff;
        padding: 1rem;
        border-radius: 0 0 8px 8px;
        box-shadow: 0 10px 15px rgba(0,0,0,0.05);
        margin-top: 10px;
    }
    .nav-link {
        margin-left: 0;
        padding: 0.8rem 0;
        border-bottom: 1px solid var(--gray-border);
    }
    .nav-link::after {
        display: none; /* Skrytí podtrhávacího efektu na mobilu (rušil by) */
    }
    /* V mobilním podmenu (dropdown) zrušíme odsazení zleva pro čistší vzhled */
    .dropdown-menu {
        padding-left: 1rem;
        border: none !important;
        box-shadow: none !important;
        background-color: var(--gray-light);
    }
    .dropdown-item {
        padding: 0.5rem 0;
    }
}

/* ==================================== Služby ==================================== */
.service-card {
    background: #ffffff;
    border: 1px solid var(--gray-border);
    border-radius: 4px;
    padding: 2.5rem 2rem;
    height: 100%;
    transition: all 0.3s ease;
    position: relative;
}
.service-card::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0; right: 0;
    height: 3px;
    background-color: var(--teal);
    transform: scaleX(0);
    transition: transform 0.3s ease;
    transform-origin: left;
}
.service-card:hover {
    border-color: #cbd5e1;
    box-shadow: 0 10px 30px rgba(0,0,0,0.04);
    transform: translateY(-5px);
}
.service-card:hover::after {
    transform: scaleX(1);
}
.service-icon {
    font-size: 2.5rem;
    color: var(--teal);
    margin-bottom: 1.5rem;
}
.service-card h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

/* --- Interaktivní Karty Služeb (Plně klikatelné) --- */
.service-card-link {
    display: flex;
    flex-direction: column;
    background: #ffffff;
    border: 1px solid var(--gray-border);
    border-radius: 4px; /* Ostrý korporátní detail */
    padding: 2.5rem 2rem;
    height: 100%;
    text-decoration: none !important;
    transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
    position: relative;
    overflow: hidden;
}

/* Ostrá tyrkysová linka, která sjede shora dolů při najetí */
.service-card-link::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 4px;
    background-color: var(--teal);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

/* Hover efekt na celou kartu */
.service-card-link:hover {
    border-color: transparent;
    box-shadow: 0 15px 35px rgba(20, 73, 133, 0.08); /* Jemný stín v hlavní modré barvě */
    transform: translateY(-5px);
}
.service-card-link:hover::before {
    transform: scaleX(1);
}

/* Ikony v kartách */
.service-card-link .service-icon {
    font-size: 2.5rem;
    color: var(--blue); /* V základu modrá */
    margin-bottom: 1.5rem;
    transition: color 0.3s ease;
    align-self: flex-start;
}
.service-card-link:hover .service-icon {
    color: var(--teal); /* Při najetí se změní na tyrkysovou */
}

/* Nadpisy v kartách (Aplikace fontu Oswald) */
.service-card-link h3 {
    color: var(--blue);
    font-size: 1.35rem;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Fixace textu, aby odkaz (tlačítko) byl vždy dole, i když se liší délka textu */
.service-card-link p {
    flex-grow: 1;
}

/* Výzva k akci (Call to Action) na konci karty */
.action-link {
    color: var(--teal);
    font-size: 0.95rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
    display: flex;
    align-items: center;
    margin-top: 1.5rem;
    transition: color 0.3s ease;
}

/* Jemný posun šipky doprava bez rotace */
.action-link i {
    transition: transform 0.3s ease;
}
.service-card-link:hover .action-link i {
    transform: translateX(8px);
}

/* ==================================== Projekty ==================================== */

.split-section {
    background-color: var(--gray-light);
    border-top: 1px solid var(--gray-border);
    border-bottom: 1px solid var(--gray-border);
}
.badge-corporate {
    background-color: rgba(22, 173, 136, 0.1);
    color: var(--teal);
    padding: 6px 12px;
    font-weight: 700;
    font-size: 0.75rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    border-radius: 2px;
    display: inline-block;
    margin-bottom: 1rem;
}

/* ==================================== Reference ==================================== */

.client-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100px;
    background: #ffffff;
    border: 1px solid var(--gray-border);
    border-radius: 4px;
    color: #94a3b8;
    font-weight: 600;
    font-size: 1.1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    filter: grayscale(100%);
    opacity: 0.6;
    transition: all 0.3s ease;
}
.client-logo:hover {
    filter: grayscale(0%);
    opacity: 1;
    color: var(--blue);
    border-color: var(--teal);
    box-shadow: 0 4px 15px rgba(0,0,0,0.03);
}

/* ==================================== Footer ==================================== */

footer {
    background-color: var(--dark);
    color: var(--gray-light);
    padding: 4rem 0 2rem;
}
footer h4 {
    color: var(--gray-light);
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}
footer ul {
    list-style: none;
    padding: 0;
    margin: 0;
}
footer li {
    margin-bottom: 0.75rem;
    color: var(--gray-light);
}
footer a {
    color: var(--gray-light);
    text-decoration: none;
    transition: color 0.2s;
}
footer p{
    color: var(--gray-light);
}
footer a:hover {
    color: var(--teal);
}
.footer-bottom {
    margin-top: 4rem;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255,255,255,0.1);
    font-size: 0.85rem;
}

/* ══════════════════════════════════════════════════════════════════════════
   STATS SECTION
   ══════════════════════════════════════════════════════════════════════════ */
.stats-section {
    background-color: var(--blue);
    padding: 5rem 0;
}
.stat-item {
    text-align: center;
    padding: 1.5rem 1rem;
    position: relative;
}
@media (min-width: 992px) {
    .stat-item:not(:last-child)::after {
        content: '';
        position: absolute;
        right: 0; top: 50%;
        transform: translateY(-50%);
        width: 1px; height: 50%;
        background: rgba(255, 255, 255, 0.15);
    }
}
.stat-number-wrap {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 4px;
    margin-bottom: 0.6rem;
}
.stat-number {
    font-size: 3.5rem;
    font-weight: 800;
    color: #ffffff;
    line-height: 1;
}
.stat-suffix {
    font-size: 2rem;
    font-weight: 700;
    color: var(--teal);
    line-height: 1;
}
.stat-label {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.6);
    text-transform: uppercase;
    letter-spacing: 2px;
    font-weight: 500;
}
@media (max-width: 767px) {
    .stat-number { font-size: 2.4rem; }
    .stat-suffix { font-size: 1.4rem; }
}

/* ══════════════════════════════════════════════════════════════════════════
   PROCESS / JAK PRACUJEME SECTION
   ══════════════════════════════════════════════════════════════════════════ */
.process-step {
    text-align: center;
    padding: 2rem 1rem;
}
.step-number-badge {
    width: 72px; height: 72px;
    border-radius: 50%;
    background: rgba(22, 173, 136, 0.08);
    border: 2px solid var(--teal);
    display: flex; align-items: center; justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 1.4rem; font-weight: 800;
    color: var(--teal);
    transition: all 0.35s ease;
}
.process-step:hover .step-number-badge {
    background: var(--teal);
    color: #ffffff;
    box-shadow: 0 8px 25px rgba(22, 173, 136, 0.3);
    transform: scale(1.1);
}
.process-step h4 {
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 0.75rem;
    color: var(--blue);
}
.process-step p {
    color: #64748b;
    font-size: 0.92rem;
    line-height: 1.65;
    margin: 0;
}

/* Konektory mezi kroky (pouze desktop) */
@media (min-width: 992px) {
    .process-steps-row {
        position: relative;
    }
    .process-steps-row::before {
        content: '';
        position: absolute;
        top: calc(2rem + 36px);     /* padding-top + polovina odznak */
        left: 13%;
        right: 13%;
        height: 2px;
        background: linear-gradient(
            90deg,
            transparent 0%,
            rgba(22, 173, 136, 0.35) 8%,
            rgba(22, 173, 136, 0.35) 92%,
            transparent 100%
        );
        z-index: 0;
        pointer-events: none;
    }
}

/* ══════════════════════════════════════════════════════════════════════════
   CONTACT SECTION
   ══════════════════════════════════════════════════════════════════════════ */
.contact-section {
    background-color: var(--blue);
    padding: 6rem 0;
}
.contact-section h2 {
    color: #ffffff;
    font-size: 2.6rem;
    line-height: 1.15;
}
.contact-intro-text {
    color: rgba(255, 255, 255, 0.75);
    font-size: 1rem;
    line-height: 1.6;
}
.contact-info-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 1.75rem;
}
.contact-icon-box {
    width: 46px; height: 46px; flex-shrink: 0;
    background: rgba(22, 173, 136, 0.15);
    border-radius: 4px;
    display: flex; align-items: center; justify-content: center;
    color: var(--teal); font-size: 1.1rem;
}
.contact-info-label {
    display: block;
    color: #ffffff;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 3px;
}
.contact-info-value {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.95rem;
}
.contact-info-value a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: color 0.2s;
}
.contact-info-value a:hover { color: var(--teal); }

/* Bílá karta s formulářem */
.contact-form-card {
    background: #ffffff;
    border-radius: 8px;
    padding: 2.5rem;
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.18);
}
.contact-form-card .form-label {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--blue);
    margin-bottom: 0.4rem;
}
.contact-form-card .form-control,
.contact-form-card .form-select {
    border: 1.5px solid var(--gray-border);
    border-radius: 4px;
    padding: 0.75rem 1rem;
    font-size: 0.95rem;
    color: #334155;
    transition: border-color 0.25s ease, box-shadow 0.25s ease;
    background-color: #fafcff;
}
.contact-form-card .form-control:focus,
.contact-form-card .form-select:focus {
    border-color: var(--teal);
    box-shadow: 0 0 0 3px rgba(22, 173, 136, 0.12);
    outline: none;
    background-color: #ffffff;
}
.btn-submit {
    background: var(--teal);
    color: #ffffff;
    border: none;
    border-radius: 4px;
    padding: 16px;
    width: 100%;
    font-weight: 700;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    transition: all 0.3s ease;
}
.btn-submit:hover {
    background: #118f6f;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(22, 173, 136, 0.35);
}
.btn-submit:disabled {
    opacity: 0.65;
    transform: none;
    cursor: not-allowed;
}

/* ══════════════════════════════════════════════════════════════════════════
   BACK TO TOP BUTTON
   ══════════════════════════════════════════════════════════════════════════ */
#back-to-top {
    position: fixed;
    bottom: 2rem; right: 2rem;
    width: 50px; height: 50px;
    background: var(--blue);
    color: #ffffff;
    border: none; border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.2rem;
    cursor: pointer;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.3s ease, transform 0.3s ease, background-color 0.3s ease;
    z-index: 1050;
    box-shadow: 0 4px 15px rgba(20, 73, 133, 0.35);
}
#back-to-top.visible {
    opacity: 1;
    transform: translateY(0);
}
#back-to-top:hover {
    background: var(--teal);
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(22, 173, 136, 0.4);
}