/* ==========================================================================
   Nikola Bartáková — Website v2
   Vlastní design systém této stránky (paleta sand/ember, Barlow Condensed +
   Work Sans). Je nezávislý na assets/site.css, který nese značku Petr Soukup.
   ========================================================================== */

/* --- Tokens: barvy ------------------------------------------------------ */
:root {
  /* base palette */
  --ink-950: #191512;
  --ink-800: #33291f;
  --ink-600: #5c4c3a;
  --sand-100: #faf6ef;
  --sand-200: #f1e9d9;
  --sand-300: #e4d7bd;
  --ember-500: #e4572e;
  --ember-600: #c4441f;
  --ember-700: #9e3417;
  --ember-100: #fdeae1;
  --moss-500: #5f7350;
  --moss-600: #48583a;
  --moss-100: #e9efe2;
  --gold-500: #c99a3c;
  --gold-100: #f8ecd2;
  --white: #ffffff;
  --success: #4d7c3f;
  --danger: #b8402a;
  --warning: #c9862f;

  /* semantic aliases */
  --bg-page: var(--sand-100);
  --bg-page-alt: var(--sand-200);
  --bg-inverse: var(--ink-950);
  --surface-card: var(--white);
  --surface-card-alt: var(--sand-200);
  --surface-sunken: var(--sand-300);
  --text-primary: var(--ink-950);
  --text-secondary: var(--ink-600);
  --text-inverse: var(--sand-100);
  --text-muted: #8a7a65;
  --border-default: rgba(25, 21, 18, 0.12);
  --border-strong: rgba(25, 21, 18, 0.22);
  --accent-primary: var(--ember-500);
  --accent-primary-hover: var(--ember-600);
  --accent-primary-active: var(--ember-700);
  --accent-secondary: var(--moss-500);
  --accent-tertiary: var(--gold-500);
  --focus-ring: var(--ember-500);
}

/* --- Tokens: typografie ------------------------------------------------- */
:root {
  --font-display: "Barlow Condensed", system-ui, sans-serif;
  --font-body: "Work Sans", system-ui, sans-serif;

  --text-display-xl: 5rem;
  --text-display-l: 3.4rem;
  --text-display-m: 2.4rem;
  --text-heading-l: 1.75rem;
  --text-heading-m: 1.375rem;
  --text-heading-s: 1.125rem;
  --text-body-l: 1.125rem;
  --text-body-m: 1rem;
  --text-body-s: 0.875rem;
  --text-caption: 0.75rem;

  --lh-tight: 1.05;
  --lh-snug: 1.25;
  --lh-normal: 1.5;
  --lh-relaxed: 1.65;

  --tracking-display: 0.01em;
  --tracking-caps: 0.08em;
}

/* --- Tokens: spacing ---------------------------------------------------- */
:root {
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;
  --space-20: 80px;
  --space-24: 96px;
  --space-32: 128px;

  --container-max: 1200px;
  --radius-s: 6px;
  --radius-m: 10px;
  --radius-l: 16px;
  --radius-pill: 999px;
}

/* --- Tokens: efekty ----------------------------------------------------- */
:root {
  --shadow-s: 0 1px 2px rgba(25, 21, 18, 0.08);
  --shadow-m: 0 4px 16px rgba(25, 21, 18, 0.1);
  --shadow-l: 0 12px 32px rgba(25, 21, 18, 0.14);
  --shadow-inset: inset 0 1px 3px rgba(25, 21, 18, 0.12);

  --ease-standard: cubic-bezier(0.4, 0, 0.2, 1);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --duration-fast: 120ms;
  --duration-normal: 200ms;
  --duration-slow: 320ms;

  /* vodorovné odsazení sekcí — v návrhu 56px, fluidně na malých displejích */
  --page-x: clamp(20px, 4vw, 56px);
}

/* --- Base --------------------------------------------------------------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  /* aby kotvy neskončily pod sticky hlavičkou */
  scroll-padding-top: 88px;
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--text-primary);
  background: var(--bg-page);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--accent-primary-hover);
  text-decoration: none;
}

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

:focus-visible {
  outline: 2px solid var(--focus-ring);
  outline-offset: 3px;
  border-radius: var(--radius-s);
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 100;
  background: var(--ember-500);
  color: #fff;
  padding: 10px 18px;
  font-size: var(--text-body-s);
  font-weight: 600;
}

.skip-link:focus {
  left: var(--page-x);
  top: 10px;
  color: #fff;
}

.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;
}

/* --- Opakující se typografické prvky ------------------------------------ */
.eyebrow {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--ember-600);
}

.section-title {
  font-family: var(--font-display);
  font-weight: 800;
  line-height: 1;
  text-transform: uppercase;
  margin: 12px 0 0;
  font-size: clamp(2.1rem, 4.4vw, 3.2rem);
}

.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 32px;
  margin-bottom: 44px;
}

.section-head__note {
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-secondary);
  max-width: 38ch;
  margin: 0;
}

/* --- Tlačítka (DS komponenta Button) ------------------------------------ */
.btn {
  font-family: var(--font-body);
  font-weight: 600;
  border-radius: var(--radius-pill);
  border: 1.5px solid transparent;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  text-align: center;
  transition: background var(--duration-fast) var(--ease-standard),
    color var(--duration-fast) var(--ease-standard),
    transform var(--duration-fast) var(--ease-standard);
}

.btn--sm {
  padding: 8px 16px;
  font-size: 14px;
}

.btn--md {
  padding: 12px 24px;
  font-size: 15px;
}

.btn--lg {
  padding: 15px 30px;
  font-size: 16px;
}

.btn--primary {
  background: var(--accent-primary);
  color: #fff;
}

.btn--primary:hover {
  background: var(--accent-primary-hover);
  color: #fff;
}

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

.btn--secondary:hover {
  background: var(--sand-200);
  color: var(--text-primary);
}

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

.btn--ghost:hover {
  background: var(--ember-100);
}

.btn--inverse {
  background: #fff;
  color: var(--ink-950);
}

.btn--inverse:hover {
  background: var(--sand-200);
  color: var(--ink-950);
}

/* --- Karta (DS komponenta Card) ----------------------------------------- */
.card {
  background: var(--surface-card);
  border-radius: var(--radius-l);
  overflow: hidden;
  border: 1px solid var(--border-default);
  box-shadow: var(--shadow-s);
  display: flex;
  flex-direction: column;
  min-height: 200px;
  padding: var(--space-5);
  gap: 8px;
  transition: box-shadow var(--duration-normal) var(--ease-out),
    transform var(--duration-normal) var(--ease-out);
}

.card:hover {
  box-shadow: var(--shadow-l);
  transform: translateY(-2px);
}

.card__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-heading-m);
  color: var(--text-primary);
  margin: 0;
}

.card__desc {
  font-family: var(--font-body);
  font-size: var(--text-body-s);
  color: var(--text-secondary);
  line-height: var(--lh-normal);
  flex: 1;
  margin: 0;
}

/* --- Responzivita sdílených prvků --------------------------------------- */
@media (max-width: 900px) {
  .section-head {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
    margin-bottom: 32px;
  }
}

/* --- Omezený pohyb ------------------------------------------------------ */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .card:hover {
    transform: none;
  }
}

/* --- Rám webu (proužek zpět na rozcestník) ------------------------------ */
.site-frame {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px 20px;
  padding: 8px var(--page-x);
  background: var(--ink-950);
  color: var(--text-inverse);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.site-frame__back {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--text-inverse);
  transition: color var(--duration-fast) var(--ease-standard);
}

.site-frame__back:hover {
  color: var(--ember-500);
}

.site-frame__note {
  color: var(--text-muted);
  letter-spacing: 0.12em;
}

/* --- Hlavička ----------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  background: rgba(250, 246, 239, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border-default);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 16px var(--page-x);
}

.brand {
  display: flex;
  flex-direction: column;
  line-height: 1;
  color: var(--text-primary);
}

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

.brand__name {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 23px;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.brand__role {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-top: 4px;
}

.main-nav {
  display: flex;
  gap: 32px;
  align-items: center;
}

.main-nav a {
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-primary);
  border-bottom: 2px solid transparent;
  padding-bottom: 2px;
  transition: color var(--duration-fast) var(--ease-standard),
    border-color var(--duration-fast) var(--ease-standard);
}

.main-nav a:hover,
.main-nav a.is-active {
  color: var(--ember-600);
  border-bottom-color: var(--ember-500);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 42px;
  height: 36px;
  padding: 0;
  background: transparent;
  border: 1.5px solid var(--border-strong);
  border-radius: var(--radius-s);
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 0 auto;
  background: var(--text-primary);
  transition: transform var(--duration-fast) var(--ease-standard),
    opacity var(--duration-fast) var(--ease-standard);
}

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

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

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

/* --- Hero --------------------------------------------------------------- */
.hero {
  display: grid;
  grid-template-columns: 1.02fr 1fr;
  align-items: stretch;
  min-height: 660px;
  border-bottom: 1px solid var(--border-default);
}

.hero__content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 26px;
  padding: 80px var(--page-x) 88px;
}

.hero__kicker {
  display: flex;
  align-items: center;
  gap: 12px;
}

.hero__kicker::before {
  content: "";
  width: 38px;
  height: 2px;
  background: var(--ember-500);
  flex: none;
}

.hero__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.6rem, 6.4vw, 5.1rem);
  line-height: 0.92;
  letter-spacing: -0.01em;
  text-transform: uppercase;
  margin: 0;
  text-wrap: balance;
}

.hero__title em {
  font-style: normal;
  color: var(--ember-500);
}

.hero__lead {
  font-size: 18px;
  line-height: 1.6;
  color: var(--text-secondary);
  max-width: 44ch;
  margin: 0;
  text-wrap: pretty;
}

.hero__actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.hero__stats {
  display: grid;
  grid-template-columns: repeat(3, max-content);
  gap: 44px;
  margin: 14px 0 0;
  padding: 26px 0 0;
  border-top: 1px solid var(--border-default);
  list-style: none;
}

.stat__value {
  display: block;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 34px;
  line-height: 1;
}

.stat__label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-top: 6px;
}

.hero__media {
  position: relative;
  background: var(--ink-950);
  overflow: hidden;
}

.hero__media img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 62% 40%;
}

.hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    90deg,
    rgba(25, 21, 18, 0.28),
    rgba(25, 21, 18, 0) 42%
  );
}

.hero__badge {
  position: absolute;
  left: 0;
  bottom: 40px;
  z-index: 1;
  background: var(--ember-500);
  color: #fff;
  padding: 14px 22px 14px 26px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 20px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

/* --- Služby ------------------------------------------------------------- */
.services {
  padding: 88px var(--page-x) 96px;
}

.services__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  border-top: 1px solid var(--border-default);
}

.service {
  display: flex;
  gap: 22px;
  padding: 26px 28px 26px 4px;
  border-bottom: 1px solid var(--border-default);
  transition: background var(--duration-normal) var(--ease-standard);
}

.service:hover {
  background: var(--sand-200);
}

/* druhý sloupec má dělicí linku vlevo */
.services__grid .service:nth-child(even) {
  border-left: 1px solid var(--border-default);
  padding-left: 28px;
}

.service__number {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 15px;
  color: var(--ember-500);
  letter-spacing: 0.08em;
  padding-top: 6px;
}

.service__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 26px;
  text-transform: uppercase;
  margin: 0;
}

.service__desc {
  font-size: 15px;
  line-height: 1.55;
  color: var(--text-secondary);
  margin: 6px 0 0;
}

/* --- O mně -------------------------------------------------------------- */
.about {
  background: var(--ink-950);
  color: var(--text-inverse);
  display: grid;
  grid-template-columns: 1fr 1.05fr;
  align-items: stretch;
}

.about__media {
  position: relative;
  min-height: 560px;
  overflow: hidden;
}

.about__media img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 30% 45%;
}

.about__content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 24px;
  padding: 88px var(--page-x);
}

.about .eyebrow {
  color: var(--ember-500);
}

.about__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.1rem, 4.6vw, 3.4rem);
  line-height: 0.98;
  text-transform: uppercase;
  margin: 0;
  color: #fff;
}

.about__text {
  font-size: 17px;
  line-height: 1.65;
  color: rgba(250, 246, 239, 0.78);
  max-width: 52ch;
  margin: 0;
  text-wrap: pretty;
}

.about__quote {
  margin: 0;
  padding-left: 22px;
  border-left: 2px solid var(--ember-500);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 26px;
  line-height: 1.15;
  text-transform: uppercase;
  color: #fff;
  max-width: 26ch;
}

.about__actions {
  display: flex;
  gap: 12px;
  margin-top: 6px;
  flex-wrap: wrap;
}

/* --- Shop --------------------------------------------------------------- */
.shop {
  padding: 88px var(--page-x) 96px;
  background: var(--sand-200);
}

.shop .section-head {
  margin-bottom: 36px;
}

.shop__link {
  font-size: 14px;
  font-weight: 600;
  color: var(--ember-600);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  white-space: nowrap;
}

.shop__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

/* --- Spolupráce --------------------------------------------------------- */
.partners {
  padding: 44px var(--page-x);
  border-bottom: 1px solid var(--border-default);
  display: flex;
  align-items: center;
  gap: 40px;
  flex-wrap: wrap;
}

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

.partners__list {
  display: flex;
  gap: 38px;
  flex-wrap: wrap;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 22px;
  text-transform: uppercase;
  color: var(--ink-600);
  letter-spacing: 0.04em;
  list-style: none;
  margin: 0;
  padding: 0;
}

/* --- CTA ---------------------------------------------------------------- */
.cta {
  background: var(--ember-500);
  color: #fff;
  padding: 72px var(--page-x);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  flex-wrap: wrap;
}

.cta__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.9rem, 4vw, 3rem);
  line-height: 1;
  text-transform: uppercase;
  margin: 0;
}

.cta__text {
  font-size: 17px;
  line-height: 1.55;
  margin: 12px 0 0;
  color: rgba(255, 255, 255, 0.9);
}

/* --- Patička ------------------------------------------------------------ */
.site-footer {
  background: var(--ink-950);
  color: rgba(250, 246, 239, 0.62);
  padding: 56px var(--page-x) 30px;
  font-size: 14px;
}

.site-footer__top {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 36px;
  padding-bottom: 36px;
  border-bottom: 1px solid rgba(250, 246, 239, 0.14);
}

.site-footer__brand {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 24px;
  text-transform: uppercase;
  color: #fff;
  letter-spacing: 0.02em;
}

.site-footer__tagline {
  margin: 10px 0 0;
  line-height: 1.6;
  max-width: 34ch;
}

.site-footer__col {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.site-footer__col h3 {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(250, 246, 239, 0.42);
  margin: 0;
}

.site-footer__col ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.site-footer__col a {
  color: inherit;
}

.site-footer__col a:hover {
  color: #fff;
}

.site-footer__col a.is-strong {
  color: #fff;
}

.site-footer__bottom {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding-top: 20px;
  font-size: 13px;
  color: rgba(250, 246, 239, 0.45);
  flex-wrap: wrap;
}

/* --- Responzivita ------------------------------------------------------- */
@media (max-width: 1100px) {
  .main-nav {
    gap: 22px;
  }

  .site-footer__top {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 900px) {
  html {
    scroll-padding-top: 76px;
  }

  /* mobilní navigace */
  .nav-toggle {
    display: flex;
    order: 3;
  }

  .main-nav {
    display: none;
    order: 4;
    width: 100%;
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    padding-top: 12px;
    margin-top: 12px;
    border-top: 1px solid var(--border-default);
  }

  .main-nav.is-open {
    display: flex;
  }

  .main-nav a {
    width: 100%;
    padding: 10px 0;
    font-size: 15px;
    border-bottom: none;
    border-left: 2px solid transparent;
    padding-left: 12px;
  }

  .main-nav a:hover,
  .main-nav a.is-active {
    border-bottom-color: transparent;
    border-left-color: var(--ember-500);
  }

  .site-header {
    flex-wrap: wrap;
    padding: 14px var(--page-x);
  }

  .site-header .btn {
    order: 2;
  }

  /* hero pod sebe */
  .hero {
    grid-template-columns: 1fr;
    min-height: 0;
  }

  .hero__content {
    order: 2;
    padding: 48px var(--page-x) 56px;
    gap: 22px;
  }

  .hero__media {
    order: 1;
    min-height: 58vh;
  }

  .hero__stats {
    gap: 28px;
  }

  /* služby do jednoho sloupce */
  .services {
    padding: 56px var(--page-x) 64px;
  }

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

  .services__grid .service:nth-child(even) {
    border-left: none;
    padding-left: 4px;
  }

  /* o mně pod sebe */
  .about {
    grid-template-columns: 1fr;
  }

  .about__media {
    min-height: 46vh;
  }

  .about__content {
    padding: 56px var(--page-x) 64px;
  }

  /* shop */
  .shop {
    padding: 56px var(--page-x) 64px;
  }

  .shop__grid {
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  }

  .cta {
    padding: 56px var(--page-x);
  }
}

@media (max-width: 560px) {
  .hero__stats {
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
  }

  .stat__value {
    font-size: 28px;
  }

  .stat__label {
    font-size: 11px;
    letter-spacing: 0.06em;
  }

  .hero__actions .btn,
  .about__actions .btn {
    flex: 1 1 100%;
  }

  .hero__badge {
    bottom: 24px;
    font-size: 16px;
    padding: 12px 18px 12px 20px;
  }

  .partners {
    gap: 20px;
  }

  .partners__list {
    gap: 22px;
    font-size: 18px;
  }

  .site-footer__top {
    grid-template-columns: 1fr;
    gap: 28px;
  }
}