/* ==========================================================================
   Components
   Buttons, cards, forms, navigation a další UI komponenty
   ========================================================================== */

/* ==========================================================================
   BUTTONS
   ========================================================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    font-family: var(--font-primary);
    font-size: var(--text-base);
    font-weight: var(--font-semibold);
    line-height: 1;
    text-align: center;
    text-decoration: none;
    border: 1px solid transparent;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-slow);
    white-space: nowrap;
}

.btn:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* Button Icon */
.btn__icon {
    width: 1em;
    height: 1em;
    flex-shrink: 0;
    transition: transform var(--transition-base);
}

.btn:hover .btn__icon {
    transform: translateX(4px);
}

/* Primary Button - Flat Minimalist */
.btn--primary {
    background: var(--color-primary);
    color: var(--color-white);
    border-color: transparent;
}

.btn--primary:hover {
    background: var(--color-primary-hover);
    color: var(--color-white);
    transform: translateY(-1px);
}

.btn--primary:active {
    transform: translateY(0);
}

/* Secondary Button - Flat Minimalist */
.btn--secondary {
    background: var(--color-gray-100);
    color: var(--color-gray-700);
    border-color: transparent;
}

.btn--secondary:hover {
    background: var(--color-gray-200);
    color: var(--color-gray-800);
}

.btn--secondary:active {
    background: var(--color-gray-300);
}

/* White Button (pro tmavé pozadí) */
.btn--white {
    background: var(--color-white);
    color: var(--color-primary);
    border-color: transparent;
}

.btn--white:hover {
    background: var(--color-gray-100);
    transform: translateY(-1px);
}

.btn--white:active {
    transform: translateY(0);
}

/* Ghost Button */
.btn--ghost {
    background: transparent;
    color: var(--color-primary);
    border-color: transparent;
}

.btn--ghost:hover {
    background: var(--color-primary-light);
}

/* Ghost Dark Button (pro tmavé pozadí) */
.btn--ghost-light {
    background: transparent;
    color: rgba(255, 255, 255, 0.8);
    border-color: transparent;
}

.btn--ghost-light:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-white);
}

/* Button Sizes */
.btn--sm {
    padding: var(--space-2) var(--space-4);
    font-size: var(--text-sm);
}

.btn--lg {
    padding: var(--space-4) var(--space-8);
    font-size: var(--text-lg);
}

/* Full Width Button */
.btn--full {
    width: 100%;
}

/* ==========================================================================
   NAVIGATION
   ========================================================================== */

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-sticky);
    background-color: transparent;
    transition: background-color 0.5s cubic-bezier(0.4, 0, 0.2, 1),
                box-shadow 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.header--scrolled {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow:
        0 1px 3px rgba(0, 0, 0, 0.05),
        0 4px 20px rgba(0, 0, 0, 0.03);
    border-bottom: 1px solid rgba(255, 255, 255, 0.5);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    height: var(--header-height);
    transition: height 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.header--scrolled .nav {
    height: var(--header-height-scrolled);
}

/* Logo */
.nav__logo {
    display: flex;
    align-items: center;
    margin-right: auto;
}

.nav__logo-img {
    height: 72px;
    width: auto;
    transition: height 0.5s cubic-bezier(0.4, 0, 0.2, 1),
                opacity var(--transition-base);
}

.header--scrolled .nav__logo-img {
    height: 36px;
}

.nav__logo:hover .nav__logo-img {
    opacity: 0.8;
}

/* Nav Menu */
.nav__menu {
    display: none;
    align-items: center;
    gap: var(--space-8);
}

@media (min-width: 1024px) {
    .nav__menu {
        display: flex;
    }
}

.nav__item {
    list-style: none;
}

.nav__link {
    position: relative;
    font-size: var(--text-base);
    font-weight: var(--font-medium);
    color: var(--color-gray-700);
    padding: var(--space-2) 0;
    transition: color var(--transition-base);
}

.nav__link:hover {
    color: var(--color-primary);
}

.nav__link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-primary);
    transition: width var(--transition-slow);
}

.nav__link:hover::after {
    width: 100%;
}

/* Nav Buttons Container */
.nav__buttons {
    display: none;
    align-items: center;
    gap: var(--space-3);
    margin-left: var(--space-8);
    padding-left: var(--space-8);
    border-left: 1px solid var(--color-gray-200);
}

@media (min-width: 1024px) {
    .nav__buttons {
        display: flex;
    }
}

/* Nav CTA & Login - shared styles */
.nav__cta,
.nav__login {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 40px;
    padding: 0 var(--space-5);
    font-family: var(--font-primary);
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    line-height: 1;
    text-decoration: none;
    border: 1px solid transparent;
    border-radius: var(--radius-lg);
    transition: all var(--transition-slow);
}

/* Nav CTA - Flat Minimalist */
.nav__cta {
    background: var(--color-primary);
    color: var(--color-white);
    border-color: transparent;
}

.nav__cta:hover {
    background: var(--color-primary-hover);
    transform: translateY(-1px);
}

/* Nav Login - Flat Minimalist */
.nav__login {
    background: var(--color-gray-100);
    color: var(--color-gray-700);
    border-color: transparent;
}

.nav__login:hover {
    background: var(--color-gray-200);
    color: var(--color-gray-800);
}

/* Mobile Toggle */
.nav__toggle {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
    width: 40px;
    height: 40px;
    padding: var(--space-2);
    background: none;
    border: none;
    cursor: pointer;
}

@media (min-width: 1024px) {
    .nav__toggle {
        display: none;
    }
}

.nav__toggle-bar {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--color-gray-800);
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
}

.nav__toggle--active .nav__toggle-bar:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.nav__toggle--active .nav__toggle-bar:nth-child(2) {
    opacity: 0;
}

.nav__toggle--active .nav__toggle-bar:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* Mobile Menu Open State */
.nav__menu--open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: var(--header-height);
    left: 0;
    right: 0;
    background-color: var(--color-white);
    padding: var(--space-6);
    gap: var(--space-4);
    box-shadow: var(--shadow-lg);
    border-top: 1px solid var(--color-gray-200);
}

.nav__menu--open .nav__link {
    font-size: var(--text-lg);
    padding: var(--space-3) 0;
}

/* ==========================================================================
   CARDS - Solution Cards
   ========================================================================== */

.card {
    position: relative;
    display: flex;
    flex-direction: column;
    padding: var(--space-8);
    background: var(--card-bg);
    backdrop-filter: var(--card-blur);
    -webkit-backdrop-filter: var(--card-blur);
    border: var(--card-border);
    border-radius: var(--card-radius);
    box-shadow: var(--card-shadow);
    transition: all var(--transition-slow);
}

.card:hover {
    transform: translateY(var(--card-lift));
    background: var(--card-bg-hover);
    box-shadow: var(--card-shadow-hover);
    border: var(--card-border-hover);
}

/* Featured Card */
.card--featured {
    background: linear-gradient(135deg, rgba(224, 245, 254, 0.9) 0%, rgba(255, 255, 255, 0.95) 100%);
    border: 2px solid rgba(3, 169, 243, 0.2);
    box-shadow:
        0 8px 32px rgba(3, 169, 243, 0.12),
        0 2px 8px rgba(0, 0, 0, 0.04),
        inset 0 1px 0 rgba(255, 255, 255, 0.9);
}

.card--featured:hover {
    border-color: var(--color-primary);
}

/* Card with decorative background element */
.card--with-deco {
    overflow: hidden;
}

.card--with-deco::before {
    content: '';
    position: absolute;
    top: -40px;
    right: -40px;
    width: 120px;
    height: 120px;
    background: radial-gradient(circle, rgba(3, 169, 243, 0.08) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
    transition: transform var(--transition-slow), opacity var(--transition-slow);
}

.card--with-deco:hover::before {
    transform: scale(1.3);
    opacity: 0.7;
}

/* Compact card variant for solutions grid */
.solutions__grid .card {
    padding: var(--space-5);
    height: 100%;
}

.solutions__grid .card__icon {
    width: 48px;
    height: 48px;
    margin-bottom: var(--space-4);
}

.solutions__grid .card__title {
    font-size: var(--text-lg);
    margin-bottom: var(--space-2);
    position: relative;
    z-index: 2;
    transition: transform var(--transition-slow);
}

.solutions__grid .card:hover .card__title {
    /* Move up to fill icon space: icon(48px) + icon-margin(16px) = 64px */
    transform: translateY(-64px);
}

.solutions__grid .card__description {
    font-size: var(--text-sm);
    margin-bottom: var(--space-3);
    flex-grow: 1;
}

.solutions__grid .card__icon {
    transition: opacity var(--transition-slow);
}

.solutions__grid .card:hover .card__icon {
    opacity: 0;
}

.solutions__grid .card__features {
    position: absolute;
    inset: 0;
    margin: 0;
    padding: var(--space-5);
    /* Space for title after it moves up: padding(20) + title-line(28) + title-margin(8) = 56px */
    padding-top: 56px;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    background: var(--card-bg-hover);
    border-radius: var(--card-radius);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-slow), visibility var(--transition-slow);
    z-index: 1;
}

.solutions__grid .card:hover .card__features {
    opacity: 1;
    visibility: visible;
}

.solutions__grid .card__features li {
    font-size: var(--text-sm);
    padding-left: var(--space-8);
    margin-bottom: var(--space-2);
}

.solutions__grid .card:hover {
    transform: translateY(-4px);
}

.solutions__grid .card__footer {
    margin-top: auto;
    padding-top: var(--space-3);
    border-top: none;
    position: relative;
    z-index: 2;
}

.solutions__grid .card__footer .link-underline {
    font-size: var(--text-xs);
}

/* Card Badge */
.card__badge {
    position: absolute;
    top: var(--space-4);
    right: var(--space-4);
    padding: var(--space-1) var(--space-3);
    background-color: var(--color-primary);
    color: var(--color-white);
    font-size: var(--text-xs);
    font-weight: var(--font-semibold);
    border-radius: var(--radius-full);
}

/* Card Icon */
.card__icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    margin-bottom: var(--space-6);
    background-color: var(--color-gray-100);
    border-radius: var(--radius-xl);
    color: var(--color-gray-600);
    transition: all var(--transition-base);
}

.card:hover .card__icon {
    transform: scale(1.1);
}

/* Card Icon Variants */
.card__icon--electric {
    background-color: #FEF3C7;
    color: var(--color-electric);
}

.card__icon--health {
    background-color: #FEE2E2;
    color: var(--color-error);
}

.card__icon--retail {
    background-color: #DBEAFE;
    color: var(--color-water);
}

.card__icon--facility {
    background-color: #E0E7FF;
    color: #6366F1;
}

.card__icon--logistics {
    background-color: #FFEDD5;
    color: #EA580C;
}

.card__icon--food {
    background-color: #DCFCE7;
    color: #16A34A;
}

/* Card Title */
.card__title {
    margin-bottom: var(--space-3);
    font-size: var(--text-xl);
    font-weight: var(--font-bold);
    color: var(--color-gray-900);
}

/* Card Description */
.card__description {
    margin-bottom: var(--space-6);
    color: var(--color-gray-600);
    line-height: var(--leading-relaxed);
}

/* Card Features */
.card__features {
    flex-grow: 1;
    margin-bottom: var(--space-6);
}

.card__features li {
    font-size: var(--text-sm);
    color: var(--color-gray-700);
}

/* Card Footer */
.card__footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: var(--space-6);
    border-top: 1px solid var(--color-gray-200);
    margin-top: auto;
}

.card__clients {
    font-size: var(--text-sm);
    color: var(--color-gray-500);
}

/* ==========================================================================
   STAT CARDS - Platform Stats
   ========================================================================== */

.stat-card {
    text-align: center;
    padding: var(--space-8);
    background-color: var(--color-white);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-slow);
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.stat-card__icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    margin-bottom: var(--space-4);
    background-color: var(--color-primary-light);
    color: var(--color-primary);
    border-radius: var(--radius-xl);
}

.stat-card__value {
    font-size: var(--text-4xl);
    font-weight: var(--font-extrabold);
    color: var(--color-gray-900);
    line-height: 1;
    margin-bottom: var(--space-2);
}

.stat-card__label {
    font-size: var(--text-lg);
    font-weight: var(--font-semibold);
    color: var(--color-primary);
    margin-bottom: var(--space-4);
}

.stat-card__description {
    font-size: var(--text-sm);
    color: var(--color-gray-600);
    line-height: var(--leading-relaxed);
}

/* ==========================================================================
   CASE CARDS - Reference Case Studies
   ========================================================================== */

.case-card {
    display: flex;
    flex-direction: column;
    padding: var(--space-6);
    background: var(--card-bg);
    backdrop-filter: var(--card-blur);
    -webkit-backdrop-filter: var(--card-blur);
    border: var(--card-border);
    border-radius: var(--card-radius);
    box-shadow: var(--card-shadow);
    transition: all var(--transition-slow);
}

.case-card:hover {
    transform: translateY(var(--card-lift));
    background: var(--card-bg-hover);
    box-shadow: var(--card-shadow-hover);
    border: var(--card-border-hover);
}

.case-card--featured {
    grid-column: 1 / -1;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-hover) 100%);
    color: var(--color-white);
}

@media (min-width: 1024px) {
    .case-card--featured {
        grid-column: span 1;
    }
}

.case-card__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-4);
}

.case-card__logo {
    font-size: var(--text-lg);
    font-weight: var(--font-bold);
}

.case-card__logo-img {
    height: 32px;
    width: auto;
    max-width: 120px;
    object-fit: contain;
}

.case-card--featured .case-card__logo {
    color: var(--color-white);
}

.case-card--featured .case-card__logo-img {
    filter: brightness(0) invert(1);
}

.case-card__tag {
    padding: var(--space-1) var(--space-3);
    font-size: var(--text-xs);
    font-weight: var(--font-medium);
    background-color: var(--color-primary);
    color: var(--color-white);
    border-radius: var(--radius-full);
}

.case-card--featured .case-card__tag {
    background-color: rgba(255, 255, 255, 0.2);
    color: var(--color-white);
}

.case-card__title {
    font-size: var(--text-xl);
    font-weight: var(--font-bold);
    margin-bottom: var(--space-3);
}

.case-card--featured .case-card__title {
    color: var(--color-white);
}

.case-card__description {
    font-size: var(--text-sm);
    color: var(--color-gray-600);
    line-height: var(--leading-relaxed);
    flex-grow: 1;
}

.case-card--featured .case-card__description {
    color: rgba(255, 255, 255, 0.9);
}

.case-card__stats {
    display: flex;
    justify-content: space-around;
    gap: var(--space-4);
    margin-top: auto;
    padding-top: var(--space-5);
    border-top: 1px solid var(--color-gray-200);
}

.case-card__stat {
    text-align: center;
    flex: 1;
}

.case-card__stat-value {
    display: block;
    font-size: var(--text-2xl);
    font-weight: var(--font-bold);
    color: var(--color-gray-900);
}

.case-card--featured .case-card__stat-value {
    color: var(--color-white);
}

.case-card__stat-label {
    font-size: var(--text-xs);
    color: var(--color-gray-500);
    text-transform: uppercase;
    letter-spacing: var(--tracking-wide);
}

.case-card--featured .case-card__stat-label {
    color: rgba(255, 255, 255, 0.8);
}

.case-card--featured .case-card__stats {
    border-top-color: rgba(255, 255, 255, 0.2);
}

/* Placeholder Cards */
.case-card--placeholder {
    background-color: var(--color-gray-50);
    border: 2px dashed var(--color-gray-300);
}

.case-card--placeholder:hover {
    transform: none;
    box-shadow: none;
    border-color: var(--color-gray-400);
}

.case-card__logo-placeholder {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-2) var(--space-4);
    font-size: var(--text-xs);
    font-weight: var(--font-medium);
    color: var(--color-gray-400);
    background-color: var(--color-gray-200);
    border-radius: var(--radius-md);
}

.case-card--placeholder .case-card__title,
.case-card--placeholder .case-card__description,
.case-card--placeholder .case-card__stat-value,
.case-card--placeholder .case-card__stat-label {
    color: var(--color-gray-400);
}

/* ==========================================================================
   STEP CARDS - Process Steps
   ========================================================================== */

.step {
    display: flex;
    align-items: flex-start;
    gap: var(--space-6);
}

.step__number {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--color-primary) 0%, #0288d1 100%);
    color: var(--color-white);
    font-size: var(--text-xl);
    font-weight: var(--font-bold);
    border-radius: var(--radius-full);
    box-shadow: 0 4px 20px rgba(3, 169, 243, 0.35);
}

.step__content {
    flex-grow: 1;
}

.step__title {
    font-size: var(--text-xl);
    font-weight: var(--font-bold);
    color: var(--color-gray-900);
    margin-bottom: var(--space-2);
}

.step__description {
    color: var(--color-gray-600);
    line-height: var(--leading-relaxed);
    margin-bottom: var(--space-3);
}

.step__tag {
    display: inline-block;
    padding: var(--space-1) var(--space-3);
    background-color: var(--color-success-light);
    color: var(--color-success);
    font-size: var(--text-xs);
    font-weight: var(--font-semibold);
    border-radius: var(--radius-full);
}

.step__connector {
    display: none;
    width: 2px;
    height: 40px;
    background-color: var(--color-gray-200);
    margin-left: 23px;
}

@media (min-width: 768px) {
    .step__connector {
        display: block;
    }
}

/* Dark mode steps (for section--dark-image) */
.section--dark-image .step__number {
    background-color: rgba(255, 255, 255, 0.15);
    color: var(--color-white);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.section--dark-image .step__title {
    color: var(--color-white);
}

.section--dark-image .step__description {
    color: rgba(255, 255, 255, 0.8);
}

.section--dark-image .step__tag {
    background-color: rgba(255, 255, 255, 0.15);
    color: var(--color-white);
}

.section--dark-image .step__connector {
    background-color: rgba(255, 255, 255, 0.3);
}

.section--dark-image .section__title {
    color: var(--color-white);
}

.section--dark-image .section-description {
    color: rgba(255, 255, 255, 0.8);
}

/* ==========================================================================
   PROCESS CARDS - Kroky procesu
   ========================================================================== */

.process__cards {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    align-items: center;
}

@media (min-width: 768px) {
    .process__cards {
        flex-direction: row;
        justify-content: center;
        align-items: stretch;
    }
}

.process-card {
    position: relative;
    background: var(--card-bg);
    backdrop-filter: var(--card-blur);
    -webkit-backdrop-filter: var(--card-blur);
    border: var(--card-border);
    border-radius: var(--card-radius);
    padding: var(--space-6);
    overflow: hidden;
    flex: 1;
    max-width: 360px;
    box-shadow: var(--card-shadow);
    transition: all var(--transition-slow);
}

.process-card:hover {
    transform: translateY(var(--card-lift));
    background: var(--card-bg-hover);
    box-shadow: var(--card-shadow-hover);
    border: var(--card-border-hover);
}

/* Background number */
.process-card::after {
    content: attr(data-number);
    position: absolute;
    top: -15px;
    right: -5px;
    font-size: 100px;
    font-weight: 800;
    color: var(--color-primary);
    opacity: 0.06;
    line-height: 1;
    pointer-events: none;
    z-index: 0;
}

.process-card:hover::after {
    opacity: 0.1;
}

.process-card__title {
    font-size: var(--text-xl);
    font-weight: var(--font-bold);
    color: var(--color-gray-900);
    margin-bottom: var(--space-2);
    position: relative;
    z-index: 1;
}

.process-card__description {
    font-size: var(--text-sm);
    color: var(--color-gray-600);
    line-height: var(--leading-relaxed);
    margin-bottom: var(--space-4);
    position: relative;
    z-index: 1;
}

.process-card__tag {
    display: inline-block;
    padding: var(--space-1) var(--space-3);
    background-color: var(--color-success-light);
    color: var(--color-success);
    font-size: var(--text-xs);
    font-weight: var(--font-semibold);
    border-radius: var(--radius-full);
    position: relative;
    z-index: 1;
}

.process__arrow {
    font-size: var(--text-2xl);
    color: var(--color-gray-300);
    display: none;
    align-self: center;
}

@media (min-width: 768px) {
    .process__arrow {
        display: block;
    }
}

/* ==========================================================================
   LOGO BAR - References
   ========================================================================== */

.logo-item {
    display: flex;
    align-items: center;
    justify-content: center;
}

.logo-placeholder {
    padding: var(--space-4) var(--space-6);
    background-color: var(--color-white);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
    font-size: var(--text-lg);
    font-weight: var(--font-bold);
    color: var(--color-gray-400);
    transition: all var(--transition-base);
}

.logo-item:hover .logo-placeholder {
    border-color: var(--color-primary-light);
    color: var(--color-gray-600);
}

/* ==========================================================================
   HARDWARE LOGOS - Capabilities section
   ========================================================================== */

.hardware-logos {
    margin-top: var(--space-12);
    text-align: center;
}

.hardware-logos__label {
    font-size: var(--text-sm);
    color: var(--color-gray-500);
    margin-bottom: var(--space-6);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.hardware-logos__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-4);
}

@media (min-width: 768px) {
    .hardware-logos__grid {
        grid-template-columns: repeat(6, 1fr);
        gap: var(--space-6);
    }
}

.hardware-logos .logo-placeholder {
    padding: var(--space-4) var(--space-5);
    font-size: var(--text-base);
    font-weight: var(--font-bold);
    background-color: var(--color-white);
    color: var(--color-gray-600);
    letter-spacing: -0.02em;
    font-style: italic;
}

.hardware-logo__img {
    max-height: 40px;
    max-width: 120px;
    width: auto;
    height: auto;
    object-fit: contain;
    filter: grayscale(100%);
    opacity: 0.7;
    transition: all var(--transition-base);
}

.logo-item:hover .hardware-logo__img {
    filter: grayscale(0%);
    opacity: 1;
}

/* ==========================================================================
   TESTIMONIAL
   ========================================================================== */

.testimonial {
    position: relative;
    max-width: 800px;
    margin: var(--space-16) auto 0;
    padding: var(--space-10);
    background-color: var(--color-white);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-lg);
    text-align: center;
    border-left: none;
}

.testimonial::before {
    content: '"';
    position: absolute;
    top: var(--space-4);
    left: var(--space-6);
    font-size: 4rem;
    font-family: Georgia, serif;
    color: var(--color-primary-light);
    line-height: 1;
}

.testimonial__text {
    font-size: var(--text-xl);
    font-style: normal;
    color: var(--color-gray-800);
    line-height: var(--leading-relaxed);
    margin-bottom: var(--space-8);
}

.testimonial__author {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-4);
}

.testimonial__avatar {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    background-color: var(--color-primary);
    color: var(--color-white);
    font-weight: var(--font-bold);
    border-radius: var(--radius-full);
}

.testimonial__info {
    text-align: left;
}

.testimonial__name {
    display: block;
    font-style: normal;
    font-weight: var(--font-semibold);
    color: var(--color-gray-900);
}

.testimonial__name::before {
    content: none;
}

.testimonial__role {
    font-size: var(--text-sm);
    color: var(--color-gray-500);
}

/* ==========================================================================
   REFERENCES - More Clients
   ========================================================================== */

.references__more {
    margin-top: var(--space-16);
    text-align: center;
}

.references__more-title {
    font-size: var(--text-lg);
    font-weight: var(--font-semibold);
    color: var(--color-gray-600);
    margin-bottom: var(--space-8);
}

.references__clients-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: var(--space-8) var(--space-10);
}

@media (min-width: 768px) {
    .references__clients-grid {
        gap: var(--space-10) var(--space-12);
    }
}

@media (min-width: 1024px) {
    .references__clients-grid {
        gap: var(--space-10) var(--space-16);
    }
}

.client-item {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-base);
}

.client-item__logo {
    height: 32px;
    width: auto;
    max-width: 120px;
    object-fit: contain;
    filter: grayscale(100%);
    opacity: 0.5;
    transition: all var(--transition-base);
}

@media (min-width: 768px) {
    .client-item__logo {
        height: 36px;
        max-width: 140px;
    }
}

.client-item:hover .client-item__logo {
    filter: grayscale(0%);
    opacity: 1;
}

.client-item__desc {
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    padding: var(--space-1) var(--space-3);
    background-color: var(--color-gray-900);
    color: var(--color-white);
    font-size: var(--text-xs);
    font-weight: var(--font-medium);
    white-space: nowrap;
    border-radius: var(--radius-md);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    z-index: 10;
}

.client-item__desc::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    border: 5px solid transparent;
    border-top-color: var(--color-gray-900);
}

.client-item:hover .client-item__desc {
    opacity: 1;
    visibility: visible;
    bottom: calc(100% + 8px);
}

/* ==========================================================================
   TESTIMONIALS CAROUSEL
   ========================================================================== */

.testimonials-section {
    margin-top: var(--space-24);
}

.testimonials-section__title {
    font-size: var(--text-lg);
    font-weight: var(--font-semibold);
    color: var(--color-gray-600);
    text-align: center;
    margin-bottom: var(--space-8);
}

.testimonials-carousel {
    display: grid;
    gap: var(--space-6);
}

@media (min-width: 768px) {
    .testimonials-carousel {
        grid-template-columns: repeat(3, 1fr);
    }
}

.testimonial-card {
    padding: var(--space-6);
    margin: 0;
    background: var(--card-bg);
    backdrop-filter: var(--card-blur);
    -webkit-backdrop-filter: var(--card-blur);
    border: var(--card-border);
    border-radius: var(--card-radius);
    box-shadow: var(--card-shadow);
    transition: all var(--transition-slow);
}

.testimonial-card:hover {
    transform: translateY(var(--card-lift));
    background: var(--card-bg-hover);
    box-shadow: var(--card-shadow-hover);
    border: var(--card-border-hover);
}

.testimonial-card__text {
    font-size: var(--text-sm);
    color: var(--color-gray-700);
    line-height: var(--leading-relaxed);
    margin-bottom: var(--space-6);
    font-style: italic;
}

.testimonial-card__text::before {
    content: none;
}

.testimonial-card__text::after {
    content: none;
}

.testimonial-card__author {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.testimonial-card__avatar {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: var(--color-primary);
    color: var(--color-white);
    font-weight: var(--font-bold);
    font-size: var(--text-sm);
    border-radius: var(--radius-full);
    flex-shrink: 0;
}

.testimonial-card__info {
    text-align: left;
}

.testimonial-card__name {
    display: block;
    font-style: normal;
    font-weight: var(--font-semibold);
    font-size: var(--text-sm);
    color: var(--color-gray-900);
}

.testimonial-card__role {
    font-size: var(--text-xs);
    color: var(--color-gray-500);
}

/* ==========================================================================
   SCREENSHOT PLACEHOLDERS
   ========================================================================== */

.screenshot-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-gray-100);
    border: 2px dashed var(--color-gray-300);
    border-radius: var(--radius-2xl);
    transition: all var(--transition-base);
}

.screenshot-placeholder:hover {
    border-color: var(--color-gray-400);
    background-color: var(--color-gray-200);
}

.screenshot-placeholder__content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-4);
    padding: var(--space-8);
}

.screenshot-placeholder__icon {
    color: var(--color-gray-400);
}

.screenshot-placeholder__text {
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--color-gray-500);
}

/* Hero Screenshot */
.screenshot-placeholder--hero {
    width: 100%;
    min-height: 300px;
    aspect-ratio: 16 / 10;
}

@media (min-width: 1024px) {
    .screenshot-placeholder--hero {
        min-height: 400px;
    }
}

/* Platform Screenshot */
.screenshot-placeholder--platform {
    width: 100%;
    max-width: 900px;
    min-height: 400px;
    margin: var(--space-12) auto 0;
    aspect-ratio: 16 / 9;
}

/* Monitoring Screenshot */
.screenshot-placeholder--monitoring {
    width: 100%;
    max-width: 1000px;
    min-height: 350px;
    margin: var(--space-12) auto 0;
    aspect-ratio: 16 / 8;
}

/* ==========================================================================
   CAPABILITY CARDS - Co umíme monitorovat
   ========================================================================== */

.capability-card {
    position: relative;
    padding: var(--space-6);
    background: var(--card-bg);
    backdrop-filter: var(--card-blur);
    -webkit-backdrop-filter: var(--card-blur);
    border-radius: var(--card-radius);
    box-shadow: var(--card-shadow);
    border: var(--card-border);
    transition: all var(--transition-slow);
}

.capability-card:hover {
    transform: translateY(var(--card-lift));
    background: var(--card-bg-hover);
    box-shadow: var(--card-shadow-hover);
    border: var(--card-border-hover);
}

.capability-card__icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    margin-bottom: var(--space-4);
    border-radius: var(--radius-lg);
    transition: transform var(--transition-base);
}

.capability-card:hover .capability-card__icon {
    transform: scale(1.1);
}

/* Icon color variants */
.capability-card__icon--energy {
    background-color: #FEF3C7;
    color: var(--color-electric);
}

.capability-card__icon--temperature {
    background-color: #FEE2E2;
    color: var(--color-error);
}

.capability-card__icon--water {
    background-color: #DBEAFE;
    color: var(--color-water);
}

.capability-card__icon--location {
    background-color: #E0E7FF;
    color: #6366F1;
}

.capability-card__icon--machinery {
    background-color: #F3F4F6;
    color: var(--color-gray-600);
}

.capability-card__icon--environment {
    background-color: #D1FAE5;
    color: var(--color-success);
}

.capability-card__title {
    font-size: var(--text-lg);
    font-weight: var(--font-bold);
    color: var(--color-gray-900);
    margin-bottom: var(--space-3);
}

.capability-card__list {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.capability-card__list li {
    font-size: var(--text-sm);
    color: var(--color-gray-600);
    padding-left: var(--space-4);
    position: relative;
}

.capability-card__list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.5em;
    width: 6px;
    height: 6px;
    background-color: var(--color-primary);
    border-radius: var(--radius-full);
}

/* Big Number decoration for capability cards */
.capability-card--v8 {
    position: relative;
    overflow: hidden;
}

.capability-card--v8::after {
    content: attr(data-number);
    position: absolute;
    top: -15px;
    right: -5px;
    font-size: 100px;
    font-weight: 800;
    color: var(--color-primary);
    opacity: 0.06;
    line-height: 1;
    pointer-events: none;
    z-index: 0;
}

.capability-card--v8:hover::after {
    opacity: 0.1;
}

.capability-card--v8 .capability-card__icon,
.capability-card--v8 .capability-card__title,
.capability-card--v8 .capability-card__list {
    position: relative;
    z-index: 1;
}

/* Demo section styles */
/* Capabilities note */
.capabilities__note {
    text-align: center;
    margin-top: var(--space-12);
    padding: var(--space-5) var(--space-6);
    background-color: var(--color-white);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-xl);
    color: var(--color-gray-600);
    font-size: var(--text-base);
}

.capabilities__note strong {
    color: var(--color-gray-900);
    font-weight: var(--font-semibold);
}

/* ==========================================================================
   MONITORING CARDS - Real-time monitoring & Alerting
   ========================================================================== */

.monitoring-card {
    padding: var(--space-8);
    background: var(--card-bg);
    backdrop-filter: var(--card-blur);
    -webkit-backdrop-filter: var(--card-blur);
    border: var(--card-border);
    border-radius: var(--card-radius);
    box-shadow: var(--card-shadow);
    transition: all var(--transition-slow);
}

.monitoring-card:hover {
    transform: translateY(var(--card-lift));
    background: var(--card-bg-hover);
    box-shadow: var(--card-shadow-hover);
    border: var(--card-border-hover);
}

.monitoring-card--featured:hover {
    background: linear-gradient(135deg, #0288d1 0%, #01579b 100%);
    box-shadow:
        0 16px 48px rgba(3, 169, 243, 0.4),
        0 4px 12px rgba(0, 0, 0, 0.15);
}

.monitoring-card--featured {
    background: linear-gradient(135deg, var(--color-primary) 0%, #0288d1 100%);
    color: var(--color-white);
    border: none;
    box-shadow:
        0 8px 32px rgba(3, 169, 243, 0.3),
        0 4px 12px rgba(0, 0, 0, 0.1);
}

.monitoring-card__icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    margin-bottom: var(--space-6);
    background-color: var(--color-primary-light);
    color: var(--color-primary);
    border-radius: var(--radius-xl);
}

.monitoring-card--featured .monitoring-card__icon {
    background-color: rgba(255, 255, 255, 0.2);
    color: var(--color-white);
}

.monitoring-card__title {
    font-size: var(--text-xl);
    font-weight: var(--font-bold);
    color: var(--color-gray-900);
    margin-bottom: var(--space-6);
}

.monitoring-card--featured .monitoring-card__title {
    color: var(--color-white);
}

.monitoring-card__features {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.monitoring-card__features li {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    font-size: var(--text-sm);
    color: var(--color-gray-700);
    line-height: var(--leading-relaxed);
}

.monitoring-card--featured .monitoring-card__features li {
    color: rgba(255, 255, 255, 0.95);
}

.monitoring-card__check {
    flex-shrink: 0;
    margin-top: 4px;
    color: var(--color-success);
}

.monitoring-card--featured .monitoring-card__check {
    color: rgba(255, 255, 255, 0.9);
}

/* ==========================================================================
   FEATURE CARDS - Secondary platform features
   ========================================================================== */

.feature-card {
    padding: var(--space-5);
    background: var(--card-bg);
    backdrop-filter: var(--card-blur);
    -webkit-backdrop-filter: var(--card-blur);
    border: var(--card-border);
    border-radius: var(--card-radius);
    box-shadow: var(--card-shadow);
    transition: all var(--transition-slow);
}

.feature-card:hover {
    transform: translateY(var(--card-lift));
    background: var(--card-bg-hover);
    box-shadow: var(--card-shadow-hover);
    border: var(--card-border-hover);
}

.feature-card__icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    margin-bottom: var(--space-3);
    background: linear-gradient(135deg, rgba(3, 169, 243, 0.1) 0%, rgba(171, 140, 228, 0.1) 100%);
    border-radius: var(--radius-lg);
    color: var(--color-primary);
    transition: transform var(--transition-base);
}

.feature-card:hover .feature-card__icon {
    transform: scale(1.1);
}

.feature-card__title {
    font-size: var(--text-base);
    font-weight: var(--font-semibold);
    color: var(--color-gray-900);
    margin-bottom: var(--space-2);
}

.feature-card__desc {
    font-size: var(--text-sm);
    color: var(--color-gray-600);
    line-height: var(--leading-relaxed);
}

/* ==========================================================================
   FORMS
   ========================================================================== */

.form__group {
    margin-bottom: var(--space-5);
}

.form__row {
    display: grid;
    gap: var(--space-5);
}

@media (min-width: 768px) {
    .form__row {
        grid-template-columns: 1fr 1fr;
    }
}

.form__label {
    display: block;
    margin-bottom: var(--space-2);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--color-white);
}

.form__input,
.form__textarea {
    width: 100%;
    padding: var(--space-4);
    font-family: var(--font-primary);
    font-size: var(--text-base);
    color: var(--color-gray-900);
    background-color: var(--color-white);
    border: 2px solid transparent;
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.form__input:focus,
.form__textarea:focus {
    outline: none;
    border-color: var(--color-primary-light);
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.1);
}

.form__input::placeholder,
.form__textarea::placeholder {
    color: var(--color-gray-400);
}

.form__textarea {
    resize: vertical;
    min-height: 120px;
}

.form__note {
    margin-top: var(--space-4);
    font-size: var(--text-sm);
    color: rgba(255, 255, 255, 0.7);
    text-align: center;
}

/* ==========================================================================
   CONTACT SECTION SPECIFIC
   ========================================================================== */

.contact__title {
    font-size: var(--text-3xl);
    font-weight: var(--font-bold);
    color: var(--color-white);
    margin-bottom: var(--space-4);
}

@media (min-width: 768px) {
    .contact__title {
        font-size: var(--text-4xl);
    }
}

.contact__description {
    font-size: var(--text-lg);
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--space-8);
}

.contact__details {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.contact__item {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    color: var(--color-white);
    font-size: var(--text-lg);
    transition: color var(--transition-base);
}

.contact__item:hover {
    color: rgba(255, 255, 255, 0.7);
}

.contact__person {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-6);
}

.contact__person-info {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.contact__person-name {
    font-size: var(--text-lg);
    font-weight: var(--font-semibold);
    color: var(--color-white);
}

.contact__person-separator {
    color: rgba(255, 255, 255, 0.5);
}

.contact__person-role {
    font-size: var(--text-base);
    color: rgba(255, 255, 255, 0.8);
}

.contact__icon {
    flex-shrink: 0;
}

/* Company info in contact section */
.contact__company {
    margin-top: var(--space-8);
    padding-top: var(--space-6);
    border-top: 1px solid rgba(255, 255, 255, 0.15);
}

.contact__company-title {
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    color: rgba(255, 255, 255, 0.6);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-3);
}

.contact__company-name {
    font-size: var(--text-lg);
    font-weight: var(--font-bold);
    color: var(--color-white);
    margin-bottom: var(--space-2);
}

.contact__company-details {
    list-style: none;
    padding: 0;
    margin: 0;
}

.contact__company-details li {
    font-size: var(--text-sm);
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--space-1);
}

.contact__form {
    background-color: rgba(255, 255, 255, 0.1);
    padding: var(--space-8);
    border-radius: var(--radius-2xl);
    backdrop-filter: blur(10px);
    position: relative;
    z-index: 1;
}

/* Contact section - velký dekorativní znak */
.contact__znak-deco {
    position: absolute;
    pointer-events: none;
    z-index: 0;
    opacity: 0.25;
}

/* Desktop - znak zarovnán na střed formuláře (pravá polovina) */
@media (min-width: 1024px) {
    .contact__znak-deco {
        /* Střed pravé poloviny sekce */
        right: -8%;
        top: 50%;
        transform: translateY(-50%);
        width: auto;
        height: 120%;
        max-width: 980px;
    }
}

/* Tablet - znak za formulářem */
@media (min-width: 768px) and (max-width: 1023px) {
    .contact__znak-deco {
        right: -10%;
        top: 50%;
        transform: translateY(-50%);
        width: auto;
        height: 100%;
        max-width: 700px;
        opacity: 0.2;
    }
}

/* Mobil - znak za formulářem na střed */
@media (max-width: 767px) {
    .contact__znak-deco {
        left: 50%;
        top: 50%;
        transform: translate(-50%, -50%);
        width: auto;
        height: 80%;
        max-width: 400px;
        opacity: 0.15;
    }
}

/* ==========================================================================
   FOOTER
   ========================================================================== */

.footer {
    background-color: var(--color-gray-900);
    color: var(--color-gray-400);
    padding: var(--space-16) 0 var(--space-8);
}

.footer__grid {
    display: grid;
    gap: var(--space-10);
    margin-bottom: var(--space-12);
}

@media (min-width: 768px) {
    .footer__grid {
        grid-template-columns: 280px auto auto;
        justify-content: space-between;
        gap: var(--space-12);
    }
}

.footer__brand {
    max-width: 280px;
}

@media (min-width: 768px) {
    .footer__column--center {
        justify-self: center;
    }
}

.footer__column--app {
    text-align: left;
}

.footer__app-text {
    font-size: var(--text-sm);
    color: var(--color-gray-400);
    margin-bottom: var(--space-4);
}

.footer__app-badges {
    display: flex;
    gap: var(--space-3);
}

.footer__app-badge {
    display: block;
    transition: opacity var(--transition-base);
}

.footer__app-badge:hover {
    opacity: 0.8;
}

.footer__app-badge img {
    height: 40px;
    width: auto;
}

.footer__logo {
    display: inline-block;
    margin-bottom: var(--space-4);
}

.footer__logo-img {
    height: 32px;
    width: auto;
    transition: opacity var(--transition-base);
}

.footer__logo:hover .footer__logo-img {
    opacity: 0.8;
}

.footer__tagline {
    font-size: var(--text-sm);
    line-height: var(--leading-relaxed);
    color: var(--color-gray-400);
}

.footer__column {
    display: flex;
    flex-direction: column;
}

.footer__heading {
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    color: var(--color-white);
    text-transform: uppercase;
    letter-spacing: var(--tracking-wide);
    margin-bottom: var(--space-4);
}

.footer__links {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.footer__links a {
    font-size: var(--text-sm);
    color: var(--color-gray-400);
    transition: color var(--transition-base);
}

.footer__links a:hover {
    color: var(--color-white);
}

.footer__links--two-cols {
    display: grid;
    grid-template-columns: auto auto;
    gap: var(--space-3) var(--space-4);
}

.footer__contact {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.footer__contact a,
.footer__contact address {
    font-size: var(--text-sm);
    color: var(--color-gray-400);
    font-style: normal;
    transition: color var(--transition-base);
}

.footer__contact a:hover {
    color: var(--color-white);
}

.footer__bottom {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-4);
    padding-top: var(--space-8);
    border-top: 1px solid var(--color-gray-800);
}

.footer__left {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-2);
    font-size: var(--text-sm);
    color: var(--color-gray-500);
}

.footer__left a {
    color: var(--color-gray-500);
    transition: color var(--transition-base);
}

.footer__left a:hover {
    color: var(--color-white);
}

.footer__separator {
    color: var(--color-gray-600);
}

.footer__copyright {
    color: var(--color-gray-500);
}

.footer__developer {
    font-size: var(--text-xs);
    color: var(--color-gray-600);
    transition: color var(--transition-base);
}

.footer__developer:hover {
    color: var(--color-gray-400);
}

@media (min-width: 768px) {
    .footer__bottom {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
    }

    .footer__left {
        justify-content: flex-start;
    }
}

/* ==========================================================================
   TRUSTED BY - Logo Marquee
   ========================================================================== */

.trusted-by {
    padding: var(--space-16) 0;
    overflow: visible;
    position: relative;
    background-color: #F5FAFF;
    z-index: 1;
}

.trusted-by::before,
.trusted-by::after {
    content: '';
    position: absolute;
    width: 350px;
    height: 350px;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.4;
    z-index: -1;
    pointer-events: none;
}

.trusted-by::before {
    background: var(--color-primary); /* #03A9F3 - světle modrá */
    top: -120px;
    left: -300px;
}

.trusted-by::after {
    background: #0066cc; /* tmavší modrá */
    bottom: -120px;
    right: -300px;
}

/* Override overflow for adjacent sections to allow blob visibility */
.hero.section-decorated {
    overflow: visible;
}

.capabilities.section-decorated {
    overflow: visible;
}

/* Platform section gradient blobs */
.platform.section-decorated {
    overflow: visible;
    position: relative;
}

.platform.section-decorated::before,
.platform.section-decorated::after {
    content: '';
    position: absolute;
    width: 350px;
    height: 350px;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.4;
    z-index: 0;
    pointer-events: none;
}

.platform.section-decorated::before {
    display: none; /* odebráno */
}

.platform.section-decorated::after {
    background: #0066cc; /* tmavší modrá */
    top: 40%;
    bottom: auto;
    right: -350px;
    width: 450px;
    height: 450px;
    filter: blur(100px);
    opacity: 0.35;
}

/* Solutions section - levý gradient, pravé kruhy */
.solutions.section-decorated {
    overflow: visible;
    position: relative;
}

.solutions.section-decorated::before {
    content: '';
    position: absolute;
    width: 350px;
    height: 350px;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.4;
    z-index: 0;
    pointer-events: none;
    background: var(--color-primary); /* #03A9F3 - světle modrá */
    top: -120px;
    left: -300px;
}

/* Velké kruhy uprostřed u nadpisu - přidány v HTML */
.section-deco--circles-right-large {
    position: absolute;
    left: 50%;
    top: 0;
    transform: translateX(-50%);
    width: 800px;
    height: 800px;
    z-index: 0;
    pointer-events: none;
}

/* References section - kruhy přesahují ze solutions */
.references.section-decorated {
    overflow: visible;
    position: relative;
}

/* Ecosystem section - sjednocené pozadí */
.ecosystem.section-decorated {
    overflow: visible;
    position: relative;
}

/* Process section - kruhy dole uprostřed */
.process.section-decorated {
    overflow: visible;
    position: relative;
}

.section-deco--circles-bottom-center {
    position: absolute;
    top: 30px;
    left: 50%;
    transform: translateX(-50%);
    width: 800px;
    height: 800px;
    z-index: 0;
    pointer-events: none;
}

.trusted-by > .container {
    position: relative;
    z-index: 1;
}

.trusted-by__label {
    text-align: center;
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--color-gray-500);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--space-10);
}

.trusted-by__marquee {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
    overflow: hidden;
    -webkit-mask-image: linear-gradient(
        to right,
        transparent 0%,
        black 5%,
        black 95%,
        transparent 100%
    );
    mask-image: linear-gradient(
        to right,
        transparent 0%,
        black 5%,
        black 95%,
        transparent 100%
    );
}

.trusted-by__track {
    display: flex;
    width: fit-content;
}

.trusted-by__logos {
    display: flex;
    align-items: center;
    gap: var(--space-12);
    padding: 0 var(--space-6);
    flex-shrink: 0;
}

.trusted-by__logo {
    height: 32px;
    width: auto;
    max-width: 120px;
    object-fit: contain;
    filter: grayscale(100%);
    opacity: 0.6;
    transition: filter var(--transition-base), opacity var(--transition-base);
    flex-shrink: 0;
}

.trusted-by__logo:hover {
    filter: grayscale(0%);
    opacity: 1;
}

/* Pause animation on hover */
.trusted-by__marquee:hover .trusted-by__track {
    animation-play-state: paused;
}

@media (max-width: 768px) {
    .trusted-by {
        padding: var(--space-8) 0;
    }

    .trusted-by__marquee {
        max-width: 100%;
    }

    .trusted-by__logos {
        gap: var(--space-8);
    }

    .trusted-by__logo {
        height: 24px;
        max-width: 80px;
    }
}