/* ==========================================================================
   TS Bazény — Main Stylesheet
   ========================================================================== */

/* 1. Font Face
   ========================================================================== */

@font-face {
    font-family: 'DM Sans';
    src: url('../fonts/dm-sans-variable.woff2') format('woff2');
    font-weight: 100 900;
    font-style: normal;
    font-display: swap;
}

/* 2. Design Tokens
   ========================================================================== */

:root {
    /* Colors */
    --color-primary: #0B678C;
    --color-primary-light: #b8e7f9;
    --color-primary-dark: #0a5776;
    --color-primary-ultra-dark: #04232f;
    --color-secondary: #0C95CC;
    --color-secondary-light: #b7e8fb;
    --color-white: #ffffff;
    --color-black: #000000;
    --color-bg: #ffffff;
    --color-bg-light: #f2f2f2;
    --color-text: #1a1a1a;
    --color-text-muted: #595959;
    --color-border: rgba(0, 0, 0, 0.1);

    /* Transparent variants */
    --color-primary-trans-10: rgba(11, 103, 140, 0.1);
    --color-primary-trans-20: rgba(11, 103, 140, 0.2);

    /* Typography */
    --font-body: 'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-heading: 'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

    --text-h1: 4.1rem;
    --text-h2: 3.65rem;
    --text-h3: 3.24rem;
    --text-h4: 2.88rem;
    --text-h5: 2.27rem;
    --text-h6: 2.02rem;
    --text-base: 1.6rem;
    --text-sm: 1.4rem;
    --text-xs: 1.2rem;

    --heading-weight: 700;
    --heading-line-height: calc(4px + 2ex);
    --text-line-height: calc(6px + 2ex);

    /* Spacing */
    --space-xs: 1.896rem;
    --space-s: 2.133rem;
    --space-m: 2.4rem;
    --space-l: 2.7rem;
    --space-xl: 3.038rem;
    --space-xxl: 3.42rem;

    /* Section spacing */
    --section-space-xs: 3.84rem;
    --section-space-s: 4.8rem;
    --section-space-m: 6rem;
    --section-space-l: 7.5rem;
    --section-space-xl: 9.375rem;

    /* Layout */
    --content-width: 1400px;
    --gutter: 2rem;

    /* Border radius */
    --radius-s: 4px;
    --radius-m: 8px;
    --radius-l: 16px;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-card: 0 2px 12px rgba(0, 0, 0, 0.08);
    --shadow-hover: 0 8px 24px rgba(0, 0, 0, 0.12);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 300ms ease;
}

/* 3. Reset & Base
   ========================================================================== */

*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 62.5%; /* 1rem = 10px */
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-body);
    font-size: 1.6rem;
    line-height: var(--text-line-height);
    color: var(--color-text);
    background-color: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--color-primary-dark);
}

ul, ol {
    list-style: none;
}

button {
    cursor: pointer;
    border: none;
    background: none;
    font-family: inherit;
    font-size: inherit;
}

/* 4. Typography
   ========================================================================== */

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: var(--heading-weight);
    line-height: var(--heading-line-height);
    color: var(--color-text);
}

h1 { font-size: 6.4rem; }
h2 { font-size: 4.8rem; }
h3 { font-size: 2.4rem; font-weight: 500; }
h4 { font-size: 2.2rem; }
h5 { font-size: 1.8rem; }
h6 { font-size: 1.6rem; }

p {
    margin-bottom: 1em;
}

p:last-child {
    margin-bottom: 0;
}

strong, b {
    font-weight: 700;
}

/* 5. Layout
   ========================================================================== */

.wrapper {
    width: 100%;
    max-width: var(--content-width);
    margin-inline: auto;
    padding-inline: var(--gutter);
}

.section {
    padding-block: var(--section-space-m);
}

.section--sm {
    padding-block: var(--section-space-s);
}

.section--lg {
    padding-block: var(--section-space-l);
}

/* 6. Accessibility
   ========================================================================== */

.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    padding: 8px 16px;
    background: var(--color-primary);
    color: var(--color-white);
    z-index: 9999;
    font-size: var(--text-sm);
}

.skip-link:focus {
    top: 0;
    color: var(--color-white);
}

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

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

:focus:not(:focus-visible) {
    outline: none;
}

/* 7. Buttons
   ========================================================================== */

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.8rem;
    padding: 1.5rem 2.5rem;
    font-family: var(--font-body);
    font-size: 1.6rem;
    font-weight: 500;
    line-height: 1;
    border-radius: var(--radius-m);
    transition: all var(--transition-base);
    cursor: pointer;
    text-decoration: none;
    border: 2px solid transparent;
}

.btn--primary {
    background-color: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
}

.btn--primary:hover {
    background-color: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
    color: var(--color-white);
}

.btn--secondary {
    background-color: transparent;
    color: var(--color-primary);
    border-color: var(--color-primary);
}

.btn--secondary:hover {
    background-color: var(--color-primary);
    color: var(--color-white);
}

.btn--white {
    background-color: #ffffff;
    color: #2b2b2b;
    border-color: var(--color-primary);
}

.btn--white:hover {
    background-color: rgba(255, 255, 255, 0.85);
    color: #2b2b2b;
    border-color: var(--color-primary);
}

/* 8. Header
   ========================================================================== */

.site-header {
    position: relative;
    z-index: 100;
    background-color: var(--color-white);
    border-bottom: 2px solid var(--color-primary);
}

/* Top bar — hidden on mobile, visible on desktop */
.site-header__top-bar {
    display: none;
    background: var(--color-primary);
    border-bottom: none;
}

@media (min-width: 992px) {
    .site-header__top-bar {
        display: block;
    }
}

.site-header__top-bar-inner {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-l);
    padding-block: 0.5rem;
}

.site-header__contact-link {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    color: var(--color-white);
    font-size: 1.4rem;
    text-decoration: none;
}

.site-header__contact-link:hover {
    color: rgba(255,255,255,0.75);
}

.site-header__contact-icon {
    flex-shrink: 0;
    color: var(--color-white);
}

/* Main navigation bar */
.site-header__main {
    height: 90px;
    display: flex;
    align-items: center;
}

.site-header__main-inner {
    display: flex;
    align-items: center;
    gap: var(--space-m);
}

.site-header__logo {
    flex-shrink: 0;
}

.site-header__logo img {
    width: 110px;
    height: auto;
}

/* Desktop nav */
.site-header__nav {
    flex: 1;
    display: flex;
    justify-content: flex-end;
}

.site-header__menu {
    display: flex;
    align-items: center;
    gap: 0;
    list-style: none;
    margin: 0;
    padding: 0;
}

.site-header__menu > li {
    position: relative;
}

.site-header__menu > li > a {
    display: block;
    padding: 1rem 1.6rem;
    color: var(--color-text);
    font-size: 1.8rem;
    font-weight: 500;
    text-decoration: none;
    transition: color var(--transition-fast);
}

.site-header__menu > li > a:hover,
.site-header__menu > li.current-menu-item > a,
.site-header__menu > li.current-menu-parent > a {
    color: var(--color-primary);
}

/* Dropdown */
.site-header__menu .sub-menu {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 240px;
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-m);
    box-shadow: var(--shadow-card);
    list-style: none;
    padding: 0.8rem 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(8px);
    transition: all var(--transition-base);
    z-index: 200;
}

.site-header__menu > li:hover > .sub-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.site-header__menu .sub-menu li a {
    display: block;
    padding: 0.8rem 1.6rem;
    color: var(--color-text);
    font-size: 1.4rem;
    text-decoration: none;
    transition: all var(--transition-fast);
}

.site-header__menu .sub-menu li a:hover {
    background-color: var(--color-primary);
    color: var(--color-white);
}

/* Nested sub-menu */
.site-header__menu .sub-menu .sub-menu {
    top: 0;
    left: 100%;
}

/* Dropdown arrow for items with children */
.site-header__menu > li.menu-item-has-children > a::after {
    content: '';
    display: inline-block;
    width: 0;
    height: 0;
    margin-left: 0.6rem;
    border-left: 4px solid transparent;
    border-right: 4px solid transparent;
    border-top: 5px solid currentColor;
    vertical-align: middle;
}

.site-header__cta {
    flex-shrink: 0;
    padding: 1.5rem 2.5rem;
    font-size: 1.6rem;
}

/* Hamburger */
.site-header__hamburger {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 36px;
    height: 36px;
    padding: 4px;
}

.site-header__hamburger-line {
    display: block;
    width: 100%;
    height: 2px;
    background-color: var(--color-text);
    transition: all var(--transition-base);
}

.site-header__hamburger[aria-expanded="true"] .site-header__hamburger-line:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.site-header__hamburger[aria-expanded="true"] .site-header__hamburger-line:nth-child(2) {
    opacity: 0;
}

.site-header__hamburger[aria-expanded="true"] .site-header__hamburger-line:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* Mobile menu overlay */
.mobile-menu {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--color-white);
    z-index: 99;
    display: none;
    padding-top: 12rem;
}

.mobile-menu[aria-hidden="false"] {
    display: block;
}

.mobile-menu__inner {
    padding: var(--space-m) var(--gutter);
}

.mobile-menu__list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.mobile-menu__list li a {
    display: block;
    padding: 1.2rem 0;
    color: var(--color-text);
    font-size: 1.8rem;
    font-weight: 500;
    text-decoration: none;
    border-bottom: 1px solid var(--color-border);
}

.mobile-menu__list .sub-menu {
    list-style: none;
    padding-left: 2rem;
}

.mobile-menu__list .sub-menu li a {
    font-size: 1.6rem;
    font-weight: 400;
}

.mobile-menu__cta {
    margin-top: var(--space-m);
    width: 100%;
    justify-content: center;
}

/* Header responsive */
@media (max-width: 991px) {
    .site-header__nav,
    .site-header__cta {
        display: none;
    }

    .site-header__hamburger {
        display: flex;
    }

    .site-header__top-bar {
        display: none;
    }
}

/* 9. Homepage Sections
   ========================================================================== */

/* 9a. Hero */
.hero {
    position: relative;
    height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding: 0;
}

/* Video background */
.hero__video-wrap {
    position: absolute;
    inset: 0;
    z-index: -2;
    overflow: hidden;
}

.hero__video {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 177.78vh; /* 16:9 */
    height: 100vh;
    min-width: 100%;
    min-height: 100%;
    transform: translate(-50%, -50%);
    border: 0;
    pointer-events: none;
}

/* Fallback image */
.hero__bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    z-index: -3;
}

/* Overlay */
.hero__overlay {
    position: absolute;
    inset: 0;
    background-color: rgba(28, 28, 28, 0.48);
    z-index: -1;
}

/* Content container */
.hero__container {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    position: relative;
    z-index: 2;
}

.hero__content {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    width: 700px;
    max-width: 100%;
    gap: var(--space-xs);
    margin-bottom: 6rem;
}

.hero__subtitle {
    color: var(--color-white);
    font-size: 1.42rem;
    font-weight: 400;
    margin: 0;
}

.hero__title {
    font-size: clamp(3.2rem, 5.5vw, 5.2rem);
    font-weight: 700;
    color: var(--color-white);
    line-height: 1.15;
    margin: 0;
}

.hero__text {
    font-size: 1.8rem;
    color: var(--color-white);
    line-height: 1.45;
    width: 600px;
    max-width: 100%;
    margin: 0;
}

.hero__actions {
    display: flex;
    gap: var(--space-s);
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
}

.hero__text-link {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    color: var(--color-white);
    font-size: 1.6rem;
    font-weight: 500;
    line-height: 1;
    text-decoration: none;
    background: transparent;
    border: 2px solid var(--color-white);
    border-radius: var(--radius-m);
    padding: 1.5rem 2.5rem;
    transition: background var(--transition-base), gap var(--transition-fast);
}

.hero__text-link svg {
    width: 1.6rem;
    height: 1.6rem;
    flex-shrink: 0;
}

.hero__text-link:hover {
    color: var(--color-white);
    background: rgba(255,255,255,0.1);
    gap: 1rem;
}

/* Bottom bar */
.hero__bottom-bar {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 3;
    background-color: var(--color-primary);
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero__bottom-bar-inner {
    text-decoration: none;
}

.hero__bottom-bar-text {
    color: var(--color-white);
    font-size: 1.5rem;
    font-weight: 500;
}

@media (max-width: 480px) {
    .hero {
        height: 420px;
    }
}

/* 9b. Benefits */
.benefits {
    background-color: var(--color-white);
}

.benefits__heading {
    margin-bottom: var(--section-space-xs);
}

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

.benefits__card {
    text-align: center;
    padding: var(--space-m);
}

.benefits__icon {
    color: var(--color-primary);
    margin-bottom: 1.6rem;
    display: flex;
    justify-content: center;
}

.benefits__title {
    font-size: var(--text-h5);
    font-weight: 600;
}

@media (max-width: 768px) {
    .benefits__grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-m);
    }
}

@media (max-width: 480px) {
    .benefits__grid {
        grid-template-columns: 1fr;
    }
}

/* 9c. Services */
.services {
    background-color: var(--color-bg-light);
}

.services__label {
    display: block;
    font-size: 1.4rem;
    font-weight: 500;
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.8rem;
}

.services__heading {
    margin-bottom: 1.2rem;
}

.services__text {
    max-width: 700px;
    margin-inline: auto;
    margin-bottom: var(--section-space-xs);
    color: var(--color-text-muted);
    font-size: 1.6rem;
}

.services__grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    grid-template-rows: auto auto;
    gap: var(--space-m);
}

.services__card {
    position: relative;
    display: flex;
    flex-direction: column;
    background: var(--color-white);
    border-radius: var(--radius-l);
    overflow: hidden;
    text-decoration: none;
    color: var(--color-text);
    transition: box-shadow var(--transition-base);
    min-height: 280px;
}

.services__card:hover {
    box-shadow: var(--shadow-hover);
    color: var(--color-text);
}

.services__card--large {
    grid-column: 1 / -1;
    min-height: 360px;
    flex-direction: row;
}

.services__card-image {
    flex: 1;
    overflow: hidden;
    min-height: 200px;
}

.services__card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-base);
}

.services__card:hover .services__card-image img {
    transform: scale(1.03);
}

.services__card-content {
    padding: var(--space-s);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.services__card-title {
    font-size: var(--text-h5);
    font-weight: 600;
}

.services__card-arrow {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--color-primary);
    color: var(--color-white);
    flex-shrink: 0;
    transition: background var(--transition-fast);
}

.services__card:hover .services__card-arrow {
    background: var(--color-primary-dark);
}

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

    .services__card--large {
        flex-direction: column;
    }
}

/* 9d. CTA Banner */
.cta-banner {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    padding-block: var(--section-space-l);
}

.cta-banner__inner {
    text-align: center;
}

.cta-banner__title {
    font-size: clamp(2.2rem, 4vw, 3.2rem);
    color: var(--color-white);
    margin-bottom: 1.2rem;
}

.cta-banner__text {
    color: rgba(255, 255, 255, 0.85);
    font-size: 1.7rem;
    margin-bottom: var(--space-m);
    max-width: 600px;
    margin-inline: auto;
}

/* 9e. About */
.about__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--section-space-s);
    align-items: center;
}

.about__label {
    display: block;
    font-size: 1.4rem;
    font-weight: 500;
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.8rem;
}

.about__heading {
    margin-bottom: var(--space-s);
}

.about__content p {
    font-size: 1.6rem;
    line-height: 1.7;
    color: var(--color-text);
}

.about__list {
    list-style: disc;
    padding-left: 2rem;
    margin-bottom: 1em;
}

.about__list li {
    margin-bottom: 0.4rem;
    font-size: 1.6rem;
}

.about__link {
    display: inline-flex;
    align-items: center;
    gap: 0.8rem;
    font-weight: 600;
    color: var(--color-primary);
    margin-top: var(--space-s);
    transition: gap var(--transition-base);
}

.about__link:hover {
    gap: 1.2rem;
    color: var(--color-primary-dark);
}

.about__image {
    border-radius: var(--radius-l);
    overflow: hidden;
}

.about__image img {
    width: 100%;
    height: auto;
    object-fit: cover;
}

@media (max-width: 768px) {
    .about__grid {
        grid-template-columns: 1fr;
        gap: var(--space-l);
    }

    .about__image {
        order: -1;
    }
}

/* 9f. References */
.references {
    background-color: var(--color-white);
}

.references__label {
    display: block;
    font-size: 1.4rem;
    font-weight: 500;
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.8rem;
}

.references__heading {
    margin-bottom: 1.2rem;
}

.references__text {
    max-width: 700px;
    margin-inline: auto;
    margin-bottom: var(--section-space-xs);
    color: var(--color-text-muted);
    font-size: 1.6rem;
}

.references__slider {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-l);
}

.references__track {
    display: flex;
    transition: transform 0.5s ease;
}

.references__slide {
    min-width: 100%;
    flex-shrink: 0;
}

.references__slide img {
    width: 100%;
    height: auto;
    border-radius: var(--radius-l);
}

.references__arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--color-white);
    color: var(--color-text);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-card);
    z-index: 5;
    transition: all var(--transition-fast);
}

.references__arrow:hover {
    box-shadow: var(--shadow-hover);
    color: var(--color-primary);
}

.references__arrow--prev {
    left: 1.6rem;
}

.references__arrow--next {
    right: 1.6rem;
}

.references__dots {
    display: flex;
    justify-content: center;
    gap: 0.8rem;
    padding-top: var(--space-s);
}

.references__dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--color-border);
    border: none;
    cursor: pointer;
    transition: background var(--transition-fast);
    padding: 0;
}

.references__dot--active {
    background: var(--color-primary);
}

/* 10. Footer
   ========================================================================== */

.site-footer {
    background-color: var(--color-white);
    border-top: 1px solid var(--color-border);
}

.site-footer__main {
    padding-block: var(--section-space-s);
}

.site-footer__grid {
    display: grid;
    grid-template-columns: 1.5fr 0.5fr 1fr;
    gap: var(--space-xl);
}

.site-footer__heading {
    font-size: var(--text-h4);
    margin-bottom: var(--space-xs);
}

.site-footer__subheading {
    font-size: var(--text-h6);
    margin-top: var(--space-s);
    margin-bottom: 0.4rem;
}

.site-footer__col p {
    font-size: 1.5rem;
    line-height: 1.7;
    color: var(--color-text);
}

.site-footer__col a {
    color: var(--color-text);
    text-decoration: none;
}

.site-footer__col a:hover {
    color: var(--color-primary);
}

.site-footer__note {
    margin-top: var(--space-s);
    font-weight: 700;
    font-size: 1.4rem !important;
}

.site-footer__nav {
    list-style: none;
    padding: 0;
    margin: 0;
}

.site-footer__nav li {
    margin-bottom: 0.8rem;
}

.site-footer__nav li a {
    color: var(--color-text);
    font-size: 1.5rem;
    text-decoration: none;
}

.site-footer__nav li a:hover {
    color: var(--color-primary);
}

/* Footer bottom bar */
.site-footer__bottom {
    border-top: 1px solid var(--color-border);
    padding-block: 1.6rem;
}

.site-footer__bottom-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
    font-size: 1.3rem;
    color: var(--color-text-muted);
}

.site-footer__copyright {
    font-weight: 700;
    color: var(--color-text);
}

.site-footer__links {
    display: flex;
    gap: 1.6rem;
}

.site-footer__links a {
    color: var(--color-text-muted);
    text-decoration: none;
    font-size: 1.3rem;
}

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

/* Footer responsive */
@media (max-width: 768px) {
    .site-footer__grid {
        grid-template-columns: 1fr;
        gap: var(--space-l);
    }

    .site-footer__bottom-inner {
        flex-direction: column;
        text-align: center;
    }

    .site-footer__links {
        flex-wrap: wrap;
        justify-content: center;
    }
}

/* 11. Inner Pages
   ========================================================================== */

/* (Fáze 6-8) */

/* 12. Breadcrumbs
   ========================================================================== */

.breadcrumbs {
    padding: var(--space-xs) 0;
    font-size: var(--text-sm);
    color: var(--color-text-muted);
}

.breadcrumbs__list {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.4rem;
}

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

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

.breadcrumbs__item--current {
    color: var(--color-text);
}

.breadcrumbs__separator {
    color: var(--color-text-muted);
    margin-inline: 0.2rem;
}

/* 13. Utilities
   ========================================================================== */

.text-center { text-align: center; }
.text-white { color: var(--color-white); }
.text-primary { color: var(--color-primary); }
.text-muted { color: var(--color-text-muted); }

/* 14. Responsive
   ========================================================================== */

@media (max-width: 1024px) {
    :root {
        --text-h1: 3.5rem;
        --text-h2: 3.2rem;
        --text-h3: 2.88rem;
        --section-space-m: 4.8rem;
        --section-space-l: 6rem;
    }
}

@media (max-width: 768px) {
    :root {
        --section-space-m: 3.84rem;
        --section-space-l: 4.8rem;
        --gutter: 1.6rem;
    }
    h1 { font-size: 3.8rem; }
    h2 { font-size: 3rem; }
    h3 { font-size: 2.2rem; }
}

@media (max-width: 480px) {
    :root {
        --gutter: 1.6rem;
    }
    h1 { font-size: 3.2rem; }
    h2 { font-size: 2.6rem; }
    h3 { font-size: 2rem; }
}


/* =====================================================================
   PAGE HERO (inner pages)
   ===================================================================== */

.page-hero {
    position: relative;
    background: var(--color-primary-ultra-dark);
    padding: var(--section-space-m) 0;
    overflow: hidden;
    min-height: 260px;
    display: flex;
    align-items: center;
}

.page-hero--has-image {
    min-height: 380px;
}

.page-hero__bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.page-hero__overlay {
    position: absolute;
    inset: 0;
    background: rgba(4, 35, 47, 0.6);
}

.page-hero__inner {
    position: relative;
    z-index: 1;
}

.page-hero__subtitle {
    font-size: var(--text-sm);
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: #b7e8fb;
    margin-bottom: var(--space-xs);
}

.page-hero__title {
    color: var(--color-white);
    font-size: var(--text-h2);
    font-weight: var(--heading-weight);
    line-height: var(--heading-line-height);
    max-width: 800px;
    margin: 0;
}

@media (min-width: 768px) {
    .page-hero {
        padding: var(--section-space-l) 0;
    }
    .page-hero--has-image {
        min-height: 460px;
    }
}

/* =====================================================================
   BREADCRUMBS
   ===================================================================== */

.breadcrumbs {
    margin-bottom: var(--space-m);
}

.breadcrumbs__list {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.4rem;
    list-style: none;
    padding: 0;
    margin: 0;
    font-size: var(--text-sm);
    color: var(--color-text-muted);
}

.breadcrumbs__item a {
    color: var(--color-primary);
    text-decoration: none;
}

.breadcrumbs__item a:hover {
    text-decoration: underline;
}

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

.breadcrumbs__separator {
    color: var(--color-border);
}

/* =====================================================================
   GENERIC PAGE CONTENT
   ===================================================================== */

.page-content__inner {
    max-width: 860px;
}

/* =====================================================================
   PRODUCT PAGE
   ===================================================================== */

.product-intro {
    padding: var(--section-space-m) 0;
}

.product-intro__grid {
    display: grid;
    gap: var(--space-xl);
    align-items: center;
}

.product-intro__label {
    display: inline-block;
    font-size: var(--text-sm);
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-primary);
    margin-bottom: var(--space-xs);
}

.product-intro__heading {
    font-size: var(--text-h3);
    margin-bottom: var(--space-m);
    line-height: var(--heading-line-height);
}

.product-intro__content {
    color: var(--color-text);
    line-height: var(--text-line-height);
    margin-bottom: var(--space-l);
}

.product-intro__content p { margin-bottom: var(--space-s); }
.product-intro__content ul { padding-left: 1.4em; }
.product-intro__content li { margin-bottom: 0.4rem; }

.product-intro__image {
    border-radius: var(--radius-l);
    overflow: hidden;
    box-shadow: var(--shadow-card);
}

.product-intro__image img {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
    aspect-ratio: 4/3;
    transition: transform var(--transition-base);
}

.product-intro__image:hover img {
    transform: scale(1.03);
}

@media (min-width: 1024px) {
    .product-intro__grid {
        grid-template-columns: 1fr 1fr;
    }
}

/* Features */
.product-features {
    background: var(--color-bg-light);
    padding: var(--section-space-m) 0;
}

.product-features__heading {
    text-align: center;
    margin-bottom: var(--space-xl);
}

.product-features__grid {
    display: grid;
    gap: var(--space-m);
    grid-template-columns: 1fr;
}

.feature-card {
    background: var(--color-white);
    border-radius: var(--radius-l);
    padding: var(--space-xl);
    box-shadow: var(--shadow-card);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

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

.feature-card__title {
    font-size: var(--text-h5);
    font-weight: 700;
    margin-bottom: var(--space-xs);
    color: var(--color-primary-dark);
}

.feature-card__text {
    color: var(--color-text-muted);
    line-height: var(--text-line-height);
    font-size: var(--text-sm);
}

@media (min-width: 640px) {
    .product-features__grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
    .product-features__grid { grid-template-columns: repeat(3, 1fr); }
}

/* Product gallery */
.product-gallery {
    padding: var(--section-space-m) 0;
}

.product-gallery__heading {
    text-align: center;
    margin-bottom: var(--space-xl);
}

.product-gallery__grid {
    display: grid;
    gap: var(--space-s);
    grid-template-columns: repeat(2, 1fr);
}

.product-gallery__item {
    border-radius: var(--radius-m);
    overflow: hidden;
    cursor: pointer;
}

.product-gallery__item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    aspect-ratio: 4/3;
    transition: transform var(--transition-base);
}

.product-gallery__item:hover img {
    transform: scale(1.05);
}

.product-gallery__item--large {
    grid-column: span 2;
}

.product-gallery__item--large img {
    aspect-ratio: 16/7;
}

@media (min-width: 768px) {
    .product-gallery__grid { grid-template-columns: repeat(3, 1fr); }
    .product-gallery__item--large { grid-column: span 3; }
}

@media (min-width: 1024px) {
    .product-gallery__grid { grid-template-columns: repeat(4, 1fr); }
    .product-gallery__item--large { grid-column: span 2; }
}

/* Related products */
.related-products {
    background: var(--color-bg-light);
    padding: var(--section-space-m) 0;
}

.related-products__heading {
    text-align: center;
    margin-bottom: var(--space-xl);
}

.related-grid {
    display: grid;
    gap: var(--space-m);
    grid-template-columns: 1fr;
}

.related-card {
    display: block;
    background: var(--color-white);
    border-radius: var(--radius-l);
    overflow: hidden;
    box-shadow: var(--shadow-card);
    text-decoration: none;
    color: inherit;
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

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

.related-card__image img {
    width: 100%;
    display: block;
    object-fit: cover;
    aspect-ratio: 16/9;
}

.related-card__body {
    padding: var(--space-m);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-xs);
}

.related-card__title {
    font-size: var(--text-h6);
    font-weight: 700;
    color: var(--color-text);
}

.related-card__arrow {
    color: var(--color-primary);
    flex-shrink: 0;
    transition: transform var(--transition-fast);
}

.related-card:hover .related-card__arrow {
    transform: translateX(4px);
}

@media (min-width: 640px) {
    .related-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
    .related-grid { grid-template-columns: repeat(3, 1fr); }
}

/* =====================================================================
   SERVIS PAGE
   ===================================================================== */

.service-list {
    padding: var(--section-space-m) 0;
}

.service-list__heading {
    text-align: center;
    margin-bottom: var(--space-s);
}

.service-list__intro {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--space-xl);
    color: var(--color-text-muted);
    line-height: var(--text-line-height);
}

.service-items {
    display: grid;
    gap: var(--space-m);
    grid-template-columns: 1fr;
}

.service-item {
    display: flex;
    gap: var(--space-m);
    background: var(--color-white);
    border-radius: var(--radius-l);
    padding: var(--space-xl);
    box-shadow: var(--shadow-card);
    align-items: flex-start;
    transition: box-shadow var(--transition-base);
}

.service-item:hover {
    box-shadow: var(--shadow-hover);
}

.service-item__icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    background: var(--color-primary-trans-10);
    border-radius: var(--radius-m);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
}

.service-item__title {
    font-size: var(--text-h6);
    font-weight: 700;
    margin-bottom: var(--space-xs);
    color: var(--color-primary-dark);
}

.service-item__text {
    color: var(--color-text-muted);
    font-size: var(--text-sm);
    line-height: var(--text-line-height);
}

@media (min-width: 768px) {
    .service-items { grid-template-columns: repeat(2, 1fr); }
}

/* =====================================================================
   REFERENCE PAGE + LIGHTBOX
   ===================================================================== */

.reference-gallery {
    padding: var(--section-space-m) 0;
}

.reference-gallery__intro {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--space-xl);
    color: var(--color-text-muted);
    line-height: var(--text-line-height);
}

.reference-gallery__grid {
    display: grid;
    gap: var(--space-s);
    grid-template-columns: repeat(2, 1fr);
}

.reference-gallery__item {
    display: block;
    border-radius: var(--radius-m);
    overflow: hidden;
    cursor: pointer;
}

.reference-gallery__item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    aspect-ratio: 4/3;
    transition: transform var(--transition-base);
}

.reference-gallery__item:hover img {
    transform: scale(1.04);
}

@media (min-width: 640px) {
    .reference-gallery__grid { grid-template-columns: repeat(3, 1fr); }
}

@media (min-width: 1024px) {
    .reference-gallery__grid { grid-template-columns: repeat(4, 1fr); }
}

/* Lightbox */
.lightbox-overlay {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 9000;
    background: rgba(0, 0, 0, 0.92);
    align-items: center;
    justify-content: center;
    padding: var(--space-m);
}

.lightbox-overlay.is-open {
    display: flex;
}

.lightbox-overlay__img {
    max-width: 90vw;
    max-height: 90vh;
    border-radius: var(--radius-m);
    object-fit: contain;
}

.lightbox-overlay__close,
.lightbox-overlay__prev,
.lightbox-overlay__next {
    position: fixed;
    background: rgba(255,255,255,0.15);
    border: none;
    border-radius: var(--radius-full);
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: #fff;
    transition: background var(--transition-fast);
}

.lightbox-overlay__close:hover,
.lightbox-overlay__prev:hover,
.lightbox-overlay__next:hover {
    background: rgba(255,255,255,0.3);
}

.lightbox-overlay__close { top: 1.5rem; right: 1.5rem; }
.lightbox-overlay__prev { top: 50%; transform: translateY(-50%); left: 1rem; }
.lightbox-overlay__next { top: 50%; transform: translateY(-50%); right: 1rem; }

/* =====================================================================
   CONTACT PAGE
   ===================================================================== */

.contact-page {
    padding: var(--section-space-m) 0;
}

.contact-page__grid {
    display: grid;
    gap: var(--space-xxl);
}

@media (min-width: 1024px) {
    .contact-page__grid { grid-template-columns: 1fr 1fr; align-items: start; }
}

.contact-info__heading,
.contact-form__heading {
    font-size: var(--text-h4);
    margin-bottom: var(--space-l);
}

.contact-cards {
    display: flex;
    flex-direction: column;
    gap: var(--space-m);
}

.contact-card {
    display: flex;
    gap: var(--space-m);
    align-items: flex-start;
    background: var(--color-bg-light);
    border-radius: var(--radius-l);
    padding: var(--space-l);
}

.contact-card__icon {
    flex-shrink: 0;
    width: 44px;
    height: 44px;
    background: var(--color-primary-trans-10);
    border-radius: var(--radius-m);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
}

.contact-card__label {
    font-size: var(--text-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-text-muted);
    margin-bottom: 0.3rem;
}

.contact-card__value {
    font-size: var(--text-base);
    font-weight: 600;
    color: var(--color-text);
}

.contact-card__value a {
    color: var(--color-primary);
    text-decoration: none;
}

.contact-card__value a:hover {
    text-decoration: underline;
}

.contact-form {
    background: var(--color-white);
    border-radius: var(--radius-l);
    padding: var(--space-xl);
    box-shadow: var(--shadow-card);
}

.contact-form__field {
    margin-bottom: var(--space-m);
}

.contact-form__label {
    display: block;
    font-size: var(--text-sm);
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--color-text);
}

.contact-form__label .required {
    color: var(--color-primary);
    margin-left: 2px;
}

.contact-form__input,
.contact-form__textarea {
    width: 100%;
    padding: 0.9rem 1.2rem;
    border: 1.5px solid var(--color-border);
    border-radius: var(--radius-m);
    font-family: var(--font-body);
    font-size: var(--text-base);
    color: var(--color-text);
    background: var(--color-white);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    -webkit-appearance: none;
    appearance: none;
}

.contact-form__input:focus,
.contact-form__textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-trans-10);
}

.contact-form__textarea {
    resize: vertical;
    min-height: 140px;
}

.contact-form__honeypot {
    display: none !important;
    visibility: hidden;
}

.contact-form__submit {
    width: 100%;
}

.contact-form__feedback {
    margin-top: var(--space-m);
    padding: var(--space-m) var(--space-l);
    border-radius: var(--radius-m);
    font-size: var(--text-sm);
    font-weight: 600;
    display: none;
}

.contact-form__feedback--success {
    background: #d1fae5;
    color: #065f46;
    border: 1px solid #a7f3d0;
}

.contact-form__feedback--error {
    background: #fee2e2;
    color: #991b1b;
    border: 1px solid #fca5a5;
}

.contact-map {
    padding: 0 0 var(--section-space-m);
}

.contact-map__embed {
    border-radius: var(--radius-l);
    overflow: hidden;
    box-shadow: var(--shadow-card);
    line-height: 0;
}

.contact-map__embed iframe {
    width: 100%;
    height: 400px;
    border: none;
    display: block;
}

@media (min-width: 768px) {
    .contact-map__embed iframe { height: 500px; }
}