@import url('https://fonts.googleapis.com/css2?family=Inter:wght@100..900&display=swap');

/* ========================================================================== GLOBÁLNÍ NASTAVENÍ ========================================================================== */

body {
    font-family: var(--font-main);
}

html, body {
    overflow-x: hidden;
}

/* Helpery */
.vcenter { display: flex; align-items: center; }
.hcenter { display: flex; justify-content: center; flex-direction: column; }

/* Úspěšná hláška */
.form-success-alert {
    margin-top: 20px;
    padding: 14px 24px;
    background: rgba(var(--brand-blue-rgb), 0.1); 
    border: 1px solid var(--brand-blue);
    color: var(--brand-blue);
    font-weight: 700;
    border-radius: 10px;
    display: inline-block;
    animation: fadeIn 0.4s ease forwards;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Filtry */
.filter-buttons { display: flex; justify-content: center; gap: 10px; flex-wrap: wrap; }

.btn-filter {
    padding: 8px 20px;
    border: 1px solid var(--border-light, #ddd); /* Využití proměnné */
    border-radius: 30px;
    background: transparent;
    cursor: pointer;
    font-weight: 500;
    transition: 0.3s; /* Stačí jen čas, 'ease' je default */
}

.btn-filter:hover, 
.btn-filter.active {
    background: var(--dark-bg);
    border-color: var(--dark-bg);
    color: var(--white);
}


/* ========================================================================== S L U Ž B Y ========================================================================== */

.services-white-section {
    background-color: var(--white); 
    padding: 60px 0 80px 0;
    overflow: hidden;
}

.section-title-dark {
    font-weight: 900;
    font-size: clamp(44px, 5vw, 48px);
    color: var(--text-dark);
    margin-bottom: 50px; 
    letter-spacing: -0.01em;
    line-height: 1.2;
    text-align: center;
}

.section-title-dark span {
    background: linear-gradient(135deg, var(--brand-azure) 0%, var(--brand-blue) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.service-card-light {
    display: flex;
    flex-direction: column;
    background: var(--white); 
    border-radius: 20px; 
    overflow: hidden;
    text-decoration: none;
    height: 100%;
    box-shadow: 0 0 35px rgba(15, 23, 42, 0.08); 
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.service-card-light:hover {
    transform: translateY(-6px);
    box-shadow: 0 30px 60px rgba(15, 23, 42, 0.1); 
}

.service-card-light:hover .card-body-content h3 {
    color: var(--brand-blue);
}

.card-body-content {
    padding: 30px 40px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.card-body-content h3 {
    color: var(--text-dark);   
    font-size: clamp(34px, 2.5vw, 40px);    
    font-weight: 200; 
    line-height: 1.15; 
    letter-spacing: -0.02em; 
    margin-bottom: clamp(14px, 1.5vw, 20px);
}

.card-body-content p {
    font-size: 0.95rem;
    color: var(--text-grey); 
    line-height: 1.6;
    font-weight: 400;
    margin-bottom: 30px;
}

.card-link-arrow {
    font-size: 0.85rem;
    font-weight: 800;
    color: var(--brand-blue); 
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-top: auto;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    transition: color 0.25s ease;
}

.card-arrow-icon {
    width: 15px;
    height: 15px;
    display: inline-block;
    flex-shrink: 0;
    transition: transform 0.25s cubic-bezier(0.25, 1, 0.5, 1);
}

.service-card-light:hover .card-link-arrow {
    color: var(--brand-blue);
}

@media (hover: hover) {
    .service-card-light:hover .card-arrow-icon {
        transform: translateX(4px);
    }
}


/* ========================================================================== C O U N T E R ========================================================================== */

.counter-section {
    background-color: var(--white);
    padding: 0px 0 50px 0; 
    width: 100%;
}

.counter-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    text-align: center;
}

.counter-number {
    font-size: clamp(40px, 4vw, 56px);
    font-weight: 800;
    line-height: 1;
    background: linear-gradient(135deg, var(--brand-azure) 0%, var(--brand-blue) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

.counter-suffix {
    font-size: clamp(40px, 4vw, 56px);
    font-weight: 800;
    line-height: 1;
    color: var(--text-dark);
}

.counter-text {
    font-size: 18px;
    color: var(--text-grey); 
    margin-top: 12px;
    font-weight: 600;
}

@media (max-width: 992px) {
    .counter-container {
        grid-template-columns: repeat(2, 1fr);
        gap: 40px 20px;
    }
}

@media (max-width: 480px) {
    .counter-container {
        grid-template-columns: 1fr;
        gap: 35px;
    }
}


/* ========================================================================== P O R T F O L I O ========================================================================== */

.portfolio-grid-section {
    background-color: var(--white);
    padding: 0 100px 120px 100px;
    width: 100%;
    box-sizing: border-box;
}

.portfolio-grid-container {
    width: 100%;
    max-width: 100%;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
}

.portfolio-grid-container.two-columns {
    grid-template-columns: repeat(2, 1fr);
}

.portfolio-grid-item {
    display: block;
    text-decoration: none;
    color: var(--white);
}

.portfolio-image-box {
    position: relative;
    width: 100%;
    aspect-ratio: 4 / 3;
    overflow: hidden;
    border-radius: 8px;
    background-color: #f1f5f9;
    box-shadow: 0 10px 15px rgba(15, 23, 42, 0.3);
}

.portfolio-image-box img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
    transition: transform 0.6s cubic-bezier(0.25, 1, 0.5, 1);
}

.portfolio-grid-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8) 0%, transparent 40%);
    display: flex;
    align-items: flex-end;
    padding: 24px;
    box-sizing: border-box;
}

.portfolio-grid-meta {
    display: flex;
    flex-direction: column;
}

.grid-tag {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--brand-azure);
    margin-bottom: 4px;
}

.portfolio-grid-meta h3 {
    font-size: 20px;
    font-weight: 800;
    color: var(--white);
    margin: 0;
    letter-spacing: -0.01em;
}

@media (hover: hover) {
    .portfolio-grid-item:hover .portfolio-image-box img {
        transform: scale(1.05);
    }
}

@media (max-width: 1200px) {
    .portfolio-grid-section { padding: 0 40px 80px 40px; }
}

@media (max-width: 992px) {
    .portfolio-grid-container { grid-template-columns: repeat(2, 1fr); gap: 8px; }
}

@media (max-width: 640px) {
    .portfolio-grid-section { padding: 0 20px 60px 20px; }
    .portfolio-grid-container { grid-template-columns: 1fr; gap: 8px; }
    .portfolio-grid-overlay { padding: 20px; }
}

/* ========================================================================== Ř E K L I  O  M Ě ========================================================================== */

.testimonials-section {
    background: linear-gradient(135deg, 
        rgba(76, 198, 255, 0.2) 0%,  
        var(--white) 45%, 
        #f0f4fa 70%, 
        #cbd5e1 100%
    );
    padding: 70px 0;
    width: 100%;
    box-sizing: border-box;
}

.testimonials-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.testimonials-header {
    text-align: center;
    margin-bottom: 60px;
}

.testimonials-header h2 {
    font-size: clamp(32px, 3.5vw, 42px);
    font-weight: 800;
    color: var(--text-dark);
    letter-spacing: -0.02em;
    margin: 0;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.testimonial-card {
    background-color: var(--white);
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 20px 40px -15px rgba(15, 23, 42, 0.05), 0 0 1px 1px rgba(15, 23, 42, 0.02);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: transform 0.4s cubic-bezier(0.25, 1, 0.5, 1), box-shadow 0.4s cubic-bezier(0.25, 1, 0.5, 1);
}

.testimonial-stars {
    color: var(--star-gold);
    font-size: 40px;
    letter-spacing: 2px;
    margin-bottom: 20px;
}

.testimonial-text {
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-grey);
    margin-bottom: 35px;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 15px;
}

.author-info {
    display: flex;
    flex-direction: column;
}

.author-info h4 {
    font-size: 18px;
    font-weight: 800;
    color: var(--text-dark);
    margin: 0 0 4px 0;
    letter-spacing: -0.01em;
}

.author-info span {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 2px;
}

.client-web-link {
    color: var(--brand-blue);
    text-decoration: none;
    font-size: 16px;
    font-weight: 700;
    transition: color 0.2s ease;
    display: inline-block;
}

.client-web-link:hover {
    color: var(--brand-azure);
    text-decoration: underline;
}

@media (hover: hover) {
    .testimonial-card:hover {
        transform: translateY(-5px);
        box-shadow: 0 30px 60px -20px rgba(38, 92, 209, 0.1), 0 0 1px 1px rgba(38, 92, 209, 0.03);
    }
}

@media (max-width: 992px) {
    .testimonials-grid { grid-template-columns: repeat(2, 1fr); }
    .testimonials-section { padding: 100px 0; }
}

@media (max-width: 768px) {
    .testimonials-grid { grid-template-columns: 1fr; gap: 24px; }
    .testimonial-card { padding: 30px; }
    .testimonials-section { padding: 80px 0; }
}


/* ========================================================================== F O R M U L Á Ř ========================================================================== */

.contact-section {
    background-color: var(--white); 
    padding: 70px 0 140px 0; 
    width: 100%;
}

.contact-container {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 24px;
}

.contact-header {
    text-align: center;
    margin-bottom: 60px;
}

.contact-header h2 {
    font-size: clamp(32px, 3.5vw, 46px);
    font-weight: 800;
    color: var(--text-dark);
    letter-spacing: -0.02em;
    margin-bottom: 16px;
}

.contact-header h2 span {
    color: var(--brand-blue);
}

.contact-header p {
    font-size: 18px;
    color: var(--text-grey);
    max-width: 540px;
    margin: 0 auto;
    line-height: 1.6;
}

.contact-form {
    background: var(--dark-bg);
    padding: 60px;
    border-radius: 24px;
    box-shadow: 0 35px 60px -15px rgba(15, 23, 42, 0.3);
    
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto auto auto;
    gap: 28px 40px;
}

.contact-form .form-group:nth-child(1) { grid-column: 1; grid-row: 1; }
.contact-form .form-group:nth-child(3) { grid-column: 1; grid-row: 2; }
.contact-form .form-group:nth-child(4) { grid-column: 1; grid-row: 3; }

.contact-form .textarea-group { 
    grid-column: 2; 
    grid-row: span 2;
    display: flex;
    flex-direction: column;
}

.contact-form .button-group {
    grid-column: 2;
    grid-row: 3;
    display: flex;
    align-items: flex-end;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    font-size: 14px;
    font-weight: 600;
    color: var(--light-grey);
    margin-bottom: 10px;
    letter-spacing: 0.01em;
}

.contact-form input,
.contact-form textarea {
    font-size: 16px;
    padding: 16px 20px;
    background-color: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 12px;
    color: var(--white);
    transition: all 0.25s ease;
    width: 100%;
    box-sizing: border-box;
}

.contact-form textarea {
    flex-grow: 1;
    resize: none;
    min-height: 150px;
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
    color: var(--text-grey);
}

.contact-form input:hover,
.contact-form textarea:hover {
    border-color: rgba(255, 255, 255, 0.15);
    background-color: rgba(255, 255, 255, 0.05);
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--brand-blue);
    background-color: rgba(38, 92, 209, 0.04);
    box-shadow: 0 0 0 4px rgba(38, 92, 209, 0.25);
}

.submit-btn {
    background-color: var(--brand-blue);
    color: var(--white);
    font-size: 16px;
    font-weight: 700;
    padding: 18px 32px;
    border: none;
    border-radius: 12px;
    cursor: pointer;
    width: 100%;
    transition: all 0.2s ease;
    box-shadow: 0 4px 12px rgba(38, 92, 209, 0.3);
}

@media (hover: hover) {
    .submit-btn:hover {
        background-color: var(--brand-azure);
        color: var(--dark-bg);
        box-shadow: 0 6px 20px rgba(76, 198, 255, 0.4);
        transform: translateY(-2px);
    }
    .submit-btn:active {
        transform: translateY(0);
    }
}

@media (max-width: 992px) {
    .contact-form {
        grid-template-columns: 1fr;
        grid-template-rows: auto;
        gap: 24px;
        padding: 40px 32px;
    }
    .contact-form .form-group:nth-child(1),
    .contact-form .form-group:nth-child(3),
    .contact-form .form-group:nth-child(4),
    .contact-form .textarea-group,
    .contact-form .button-group { grid-column: 1; grid-row: auto; }

    .contact-form textarea { min-height: 180px; }
}

@media (max-width: 640px) {
    .contact-section { padding: 60px 0 100px 0; }
    .contact-form { padding: 32px 20px; border-radius: 20px; }
}


.form-success-alert {
    background-color: #265cd1;
    color: #ffffff;
    padding: 10px 15px;
    margin: 10px auto 20px auto;
    border-radius: 25px;
    font-weight: bold;
    font-size: 1.1em;
    max-width: 600px;
    text-align: center;
    display: block;
}



/* ========================================================================== P O D S T R Á N K Y ========================================================================== */


/* Kontejner karty */
.service-card-custom {
    background: #fff;
    border: 1px solid #eee;
    padding: 0px;
    border-radius: 8px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.service-card-custom:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.05);
}

/* Nadpis karty */
.service-card-custom .service-title-custom {
    font-size: 1.5rem;
    font-weight: 600;
    color: #222;
    position: relative; 
    padding-bottom: 22px; 
    margin-bottom: 15px;
}

/* Oddělovací linka */
.service-card-custom .service-title-custom::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0; 
    width: 100px;
    height: 5px;
    background-color: #007bff;
    border-radius: 2px;
}

/* Text karty */
.service-card-custom p {
    margin-top: 0px;
    font-size: 0.95rem;
    color: #475569;
    line-height: 1.6;
    margin-bottom: 0;
}

/* Modrá linka - základní stav */
.service-card-custom .service-title-custom::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 70px;           /* Původní délka */
    height: 7px;
    background-color: #007bff;
    border-radius: 0px;
    transition: width 0.3s ease; /* Zajišťuje plynulý přechod */
}

/* Modrá linka - hover stav */
.service-card-custom:hover .service-title-custom::after {
    width: 100px;           /* Prodloužení při najetí myší na celou kartu */
}

/* ========================================================================== W E B  P O R T F O L I O ========================================================================== */

.service-card2 {
    background: #ffffff;
    border-radius: 20px;
    padding: 35px;
    border: 1px solid rgba(0, 0, 0, 0.04);
    box-shadow: 0 12px 40px rgba(15, 23, 42, 0.08);
    height: 100%;
}


.web-portfolio-grid {
    display: block !important;
    column-count: 3;
    column-gap: 20px;
}

.web-portfolio-grid .portfolio-grid-item {
    display: inline-block;
    width: 100%;
    margin-bottom: 20px;
    break-inside: avoid;
}

.web-portfolio-grid .portfolio-image-box {
    aspect-ratio: auto !important;
    height: auto !important;
}

.web-portfolio-grid .portfolio-image-box img {
    width: 100%;
    height: auto !important;
    display: block;
}

@media (max-width: 992px) {
    .web-portfolio-grid {
        column-count: 2;
    }
}

@media (max-width: 640px) {
    .web-portfolio-grid {
        column-count: 1;
    }
}