/* ============================================================
   CLIMBINGBETTER.CZ — Design System
   Aesthetic: Athletic Fresh · Cool Slate · Modern Sport
   ============================================================ */

/* ── GOOGLE FONTS ─────────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:ital,wght@0,300;0,400;0,500;0,600;0,700;0,800;1,300;1,400;1,500&family=Sora:wght@200;300;400;500;600;700;800&display=swap');

/* ── DESIGN TOKENS ─────────────────────────────────────────── */
:root {
  --c-bg:           #f5f7fa;
  --c-bg-warm:      #edf0f5;
  --c-bg-warmer:    #e0e4eb;
  --c-dark:         #0a0a0a;
  --c-dark-2:       #1a1a1a;
  --c-text:         #1a1f2b;
  --c-muted:        #6b7280;
  --c-accent:       #d97706;
  --c-accent-dark:  #b45309;
  --c-accent-pale:  #fef3c7;
  --c-border:       #dde1e8;
  --c-white:        #ffffff;

  --f-display: 'Sora', system-ui, sans-serif;
  --f-body:    'Plus Jakarta Sans', system-ui, sans-serif;

  --s-1:  0.25rem;
  --s-2:  0.5rem;
  --s-3:  0.75rem;
  --s-4:  1rem;
  --s-5:  1.25rem;
  --s-6:  1.5rem;
  --s-8:  2rem;
  --s-10: 2.5rem;
  --s-12: 3rem;
  --s-16: 4rem;
  --s-20: 5rem;
  --s-24: 6rem;
  --s-32: 8rem;

  --nav-h:   88px;
  --max-w:   1200px;
  --max-w-n: 900px;

  --t-fast: 0.15s ease;
  --t-base: 0.3s ease;
  --t-slow: 0.6s cubic-bezier(0.16, 1, 0.3, 1);

  --shadow-sm: 0 2px 8px rgba(12, 17, 24, 0.06);
  --shadow-md: 0 8px 32px rgba(12, 17, 24, 0.1);
  --shadow-lg: 0 24px 64px rgba(12, 17, 24, 0.14);
  --shadow-xl: 0 40px 100px rgba(12, 17, 24, 0.18);
}

/* ── RESET & BASE ──────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-h);
  -webkit-text-size-adjust: 100%;
  font-size: 16px;
}

body {
  font-family: var(--f-body);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--c-text);
  background: var(--c-bg);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: inherit;
  text-decoration: none;
}

ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font: inherit; }
input, textarea, select { font: inherit; }

/* ── TYPOGRAPHY ────────────────────────────────────────────── */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--f-display);
  line-height: 1.1;
  font-weight: 500;
  letter-spacing: -0.01em;
}

.display-xl {
  font-size: clamp(4rem, 10vw, 9rem);
  font-weight: 300;
  line-height: 0.95;
  letter-spacing: -0.03em;
}

.display-lg {
  font-size: clamp(3rem, 6vw, 5.5rem);
  font-weight: 400;
  line-height: 1;
  letter-spacing: -0.02em;
}

.display-md {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 400;
  line-height: 1.1;
}

.display-sm {
  font-size: clamp(1.5rem, 2.5vw, 2.25rem);
  font-weight: 500;
  line-height: 1.2;
}

.eyebrow {
  font-family: var(--f-body);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--c-accent);
}

.eyebrow--light {
  color: var(--c-accent-pale);
}

.lead {
  font-size: clamp(1.05rem, 1.5vw, 1.2rem);
  line-height: 1.75;
  color: var(--c-muted);
  font-weight: 300;
}

.lead--light {
  color: rgba(253, 252, 250, 0.7);
}

/* ── LAYOUT ────────────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--s-8);
}

.container--narrow {
  max-width: var(--max-w-n);
}

.section {
  padding-block: var(--s-24);
}

.section--sm {
  padding-block: var(--s-16);
}

.section--lg {
  padding-block: var(--s-32);
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--s-8);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--s-6);
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--s-6);
}

/* ── NAVIGATION ────────────────────────────────────────────── */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  transition: background var(--t-base), box-shadow var(--t-base), transform 0.3s ease;
}

@media (max-width: 767px) {
  .nav.nav--hidden {
    transform: translateY(-100%);
  }
}

/* Gradient behind nav for readability over hero images (homepage only) */
.nav--hero {
  background: linear-gradient(
    to bottom,
    rgba(26, 23, 20, 0.6) 0%,
    rgba(26, 23, 20, 0.25) 70%,
    transparent 100%
  );
}

.nav.is-scrolled {
  background: linear-gradient(180deg, #0a0a0a 0%, #131720 100%);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.12);
}

.nav--dark.is-scrolled {
  background: rgba(12, 17, 24, 0.97);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--s-8);
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: var(--s-3);
  font-family: var(--f-body);
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--c-dark);
  transition: opacity var(--t-fast);
}

.nav__logo:hover { opacity: 0.7; }

.nav__logo img {
  width: 56px;
  height: 56px;
  object-fit: contain;
  transition: filter var(--t-base);
}

.nav--light .nav__logo,
.nav--light .nav__link {
  color: var(--c-white);
}

/* When scrolled, dark bg → keep text white */
.nav.is-scrolled .nav__logo,
.nav.is-scrolled .nav__link {
  color: var(--c-white);
}

.nav.is-scrolled .nav__link:hover {
  color: var(--c-accent-pale);
}

.nav.is-scrolled .nav__burger,
.nav.is-scrolled .nav__home-btn {
  color: var(--c-white);
}

/* Invert logo image on dark backgrounds */
.nav--light .nav__logo img,
.nav.is-scrolled .nav__logo img {
  filter: brightness(0) invert(1);
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--s-8);
}

.nav__link {
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: 0.03em;
  color: var(--c-text);
  transition: color var(--t-fast);
  position: relative;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--c-accent);
  transition: width var(--t-base);
}

.nav__link:hover::after,
.nav__link.is-active::after {
  width: 100%;
}

.nav__link:hover { color: var(--c-accent); }
.nav__link.is-active { color: var(--c-accent); }

/* Dropdown */
.nav__item { position: relative; }

.nav__dropdown {
  position: absolute;
  top: calc(100% + var(--s-4));
  left: 50%;
  transform: translateX(-50%) translateY(8px);
  background: var(--c-white);
  border: 1px solid var(--c-border);
  border-radius: 8px;
  padding: var(--s-3);
  min-width: 220px;
  box-shadow: var(--shadow-md);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--t-base), transform var(--t-base);
  z-index: 10;
}

.nav__item:hover .nav__dropdown {
  opacity: 1;
  pointer-events: all;
  transform: translateX(-50%) translateY(0);
}

.nav__dropdown-link {
  display: block;
  padding: var(--s-3) var(--s-4);
  font-size: 0.875rem;
  color: var(--c-text);
  border-radius: 4px;
  transition: background var(--t-fast), color var(--t-fast);
}

.nav__dropdown-link:hover {
  background: var(--c-bg-warm);
  color: var(--c-accent);
}

/* Hamburger */
.nav__home-btn {
  display: none;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  color: var(--c-dark);
  font-size: 1.3rem;
  text-decoration: none;
}

.nav--light .nav__home-btn,
.nav--hero .nav__home-btn {
  color: var(--c-white);
}

.nav__burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 28px;
  padding: var(--s-2);
  cursor: pointer;
  background: transparent;
  border: none;
  appearance: none;
  color: var(--c-dark);
}

/* Always white on light/hero nav variants */
.nav--light .nav__burger,
.nav--hero .nav__burger {
  color: var(--c-white);
}

.nav__burger-line {
  display: block;
  width: 100%;
  height: 2px;
  background: currentColor;
  border-radius: 2px;
  transition: transform var(--t-base), opacity var(--t-base);
  transform-origin: center;
}

/* Mobile nav */
.nav__mobile {
  position: fixed;
  inset: 0;
  background: var(--c-dark);
  color: var(--c-white);
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform var(--t-slow);
  z-index: 200;
  overflow-y: auto;
}

.nav__mobile.is-open {
  transform: translateX(0);
}

/* Mobile nav header */
.nav__mobile-header {
  display: none;
}

.nav__mobile-logo {
  display: flex;
  align-items: center;
  transition: opacity var(--t-fast);
}

.nav__mobile-logo:hover { opacity: 0.7; }

.nav__mobile-logo img {
  filter: brightness(0) invert(1);
}

.nav__mobile-close {
  position: absolute;
  top: var(--s-6);
  right: var(--s-6);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  color: rgba(255, 255, 255, 0.5);
  background: transparent;
  border-radius: 0;
  transition: color var(--t-fast);
  z-index: 1;
  font-size: 1.6rem;
}

.nav__mobile-close:hover {
  color: var(--c-white);
}

.nav__mobile-footer {
  padding: var(--s-6);
  display: flex;
  justify-content: center;
  opacity: 0.3;
  flex-shrink: 0;
}

.nav__mobile-footer img {
  filter: brightness(0) invert(1);
}

/* Mobile nav links */
.nav__mobile-links {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--s-6) var(--s-8);
  gap: var(--s-2);
}

.nav__mobile-link {
  font-family: var(--f-display);
  font-size: 3.2rem;
  font-weight: 400;
  color: var(--c-white);
  padding-block: var(--s-3);
  width: 100%;
  text-align: center;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5em;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  transition: color var(--t-fast);
}

.nav__mobile-link:last-child {
  border-bottom: none;
}

.nav__mobile-link i {
  font-size: 0.75em;
  opacity: 0.6;
}

.nav__mobile-link:hover {
  color: var(--c-accent-pale);
}

.nav__mobile-link--cta {
  color: var(--c-accent);
  font-weight: 500;
}

.nav__mobile-link--cta:hover {
  color: var(--c-accent-pale);
}

/* Mobile nav contact */
.nav__mobile-contact {
  padding: var(--s-6) var(--s-8) var(--s-8);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.nav__mobile-contact-label {
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.35);
  margin-bottom: var(--s-3);
  font-family: var(--f-body);
  font-weight: 600;
}

.nav__mobile-contact-phone {
  display: block;
  color: rgba(255, 255, 255, 0.8);
  font-size: 1.1rem;
  margin-bottom: var(--s-2);
  transition: color var(--t-fast);
}

.nav__mobile-contact-phone:hover { color: var(--c-white); }

.nav__mobile-contact-email {
  display: block;
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.875rem;
  transition: color var(--t-fast);
}

.nav__mobile-contact-email:hover { color: rgba(255, 255, 255, 0.8); }

/* ── BUTTON GROUP ──────────────────────────────────────────── */
.btn-group {
  display: flex;
  gap: 1rem;
  flex-wrap: nowrap;
  align-items: center;
}

@media (max-width: 480px) {
  .btn-group .btn {
    flex: 1;
    justify-content: center;
    padding-inline: var(--s-4);
    font-size: 0.8rem;
  }
}

/* ── BUTTONS ───────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--s-3);
  padding: var(--s-4) var(--s-8);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-radius: 6px;
  transition: background var(--t-base), color var(--t-base), border-color var(--t-base), box-shadow var(--t-base);
  white-space: nowrap;
}

.btn--primary {
  background: var(--c-accent);
  color: var(--c-white);
  border: 1.5px solid var(--c-accent);
}

.btn--primary:hover {
  background: var(--c-accent-dark);
  border-color: var(--c-accent-dark);
  box-shadow: 0 4px 20px rgba(217, 119, 6, 0.35);
  transform: translateY(-1px);
}

.btn--outline {
  background: transparent;
  color: var(--c-text);
  border: 1.5px solid var(--c-border);
}

.btn--outline:hover {
  border-color: var(--c-accent);
  color: var(--c-accent);
}

.btn--ghost-light {
  background: transparent;
  color: var(--c-white);
  border: 1.5px solid rgba(253, 252, 250, 0.4);
}

.btn--ghost-light:hover {
  background: rgba(253, 252, 250, 0.1);
  border-color: rgba(253, 252, 250, 0.7);
}

.btn--dark {
  background: var(--c-dark);
  color: var(--c-white);
  border: 1.5px solid var(--c-dark);
}

.btn--dark:hover {
  background: var(--c-dark-2);
  border-color: var(--c-dark-2);
}

.btn--lg {
  padding: var(--s-5) var(--s-10);
  font-size: 1rem;
  border-radius: 8px;
}

.btn--outline-accent {
  background: transparent;
  color: var(--c-text);
  border: 1.5px solid var(--c-border);
  letter-spacing: 0.04em;
}

.btn--outline-accent:hover {
  background: transparent;
  color: var(--c-text);
  border-color: var(--c-dark);
}

.btn-arrow {
  display: inline-flex;
  align-items: center;
  gap: var(--s-3);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--c-accent);
  transition: gap var(--t-base);
}

.btn-arrow:hover { gap: var(--s-5); }

.btn-arrow::after {
  content: ‘’;
}

/* ── HERO ──────────────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: flex-end;
  padding-bottom: var(--s-20);
  overflow: hidden;
}

.hero__media {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(
      to bottom,
      rgba(26, 23, 20, 0.6) 0%,
      rgba(26, 23, 20, 0.4) 30%,
      rgba(26, 23, 20, 0.55) 55%,
      rgba(26, 23, 20, 0.85) 100%
    );
}

.hero__content {
  position: relative;
  z-index: 1;
  width: 100%;
  text-shadow: 0 2px 16px rgba(26, 23, 20, 0.5);
}

.hero__title {
  font-family: var(--f-display);
  font-size: clamp(3.5rem, 9vw, 7.5rem);
  font-weight: 300;
  line-height: 0.9;
  letter-spacing: -0.04em;
  color: var(--c-white);
  margin-bottom: var(--s-6);
  text-shadow: 0 4px 24px rgba(26, 23, 20, 0.6);
}

.hero__title em {
  font-style: italic;
  font-weight: 300;
}

.hero__subtitle {
  font-size: clamp(1rem, 1.5vw, 1.15rem);
  color: rgba(253, 252, 250, 0.75);
  max-width: 480px;
  line-height: 1.7;
  margin-bottom: var(--s-10);
  font-weight: 300;
}

.hero__actions {
  display: flex;
  align-items: center;
  gap: var(--s-6);
  flex-wrap: wrap;
}

.hero__scroll {
  position: absolute;
  bottom: var(--s-8);
  right: var(--s-8);
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--s-3);
  color: rgba(253, 252, 250, 0.5);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 500;
}

.hero__scroll-line {
  width: 1px;
  height: 48px;
  background: rgba(253, 252, 250, 0.3);
  animation: scroll-pulse 2s ease-in-out infinite;
}

@keyframes scroll-pulse {
  0%, 100% { transform: scaleY(1); opacity: 0.3; }
  50% { transform: scaleY(0.6); opacity: 0.7; }
}

.hero__scroll-hint {
  position: absolute;
  bottom: 0.5rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1;
  color: rgba(253,252,250,0.55);
  font-size: 1.75rem;
  animation: scroll-hint-pulse 2s ease-in-out infinite;
  cursor: default;
}

@keyframes scroll-hint-pulse {
  0%, 100% { transform: translateX(-50%) translateY(0);   opacity: 0.55; }
  50%       { transform: translateX(-50%) translateY(8px); opacity: 1;    }
}

/* ── PAGE HEADER ───────────────────────────────────────────── */
.page-header {
  background: #000;
  padding-top: calc(var(--nav-h) + var(--s-16));
  padding-bottom: var(--s-16);
  position: relative;
  overflow: hidden;
}


.page-header::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(ellipse at 80% 50%, rgba(217, 119, 6, 0.1) 0%, transparent 70%);
  pointer-events: none;
}

.page-header__eyebrow {
  margin-bottom: var(--s-4);
  display: flex;
  align-items: center;
  gap: 0.5em;
}

.page-header__eyebrow::before,
.page-header__eyebrow::after {
  content: '';
  display: inline-block;
  flex-shrink: 0;
  width: 24px;
  height: 1px;
  background: currentColor;
  opacity: 0.4;
  vertical-align: middle;
}

.page-header__title {
  font-size: clamp(2.5rem, 6vw, 5rem);
  font-weight: 300;
  color: var(--c-white);
  letter-spacing: -0.03em;
}

.page-header__sub {
  margin-top: var(--s-5);
  font-size: 1.1rem;
  color: rgba(253, 252, 250, 0.6);
  max-width: 560px;
  line-height: 1.7;
}

/* ── COURSE HEADER (with image) ────────────────────────────── */
.course-header {
  position: relative;
  min-height: 60vh;
  display: flex;
  align-items: flex-end;
  padding-top: var(--nav-h);
  overflow: hidden;
}

.course-header__media {
  position: absolute;
  inset: 0;
}

.course-header__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 25%;
}

.course-header__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to right,
    rgba(26, 23, 20, 0.85) 0%,
    rgba(26, 23, 20, 0.4) 60%,
    rgba(26, 23, 20, 0.2) 100%
  );
}

.course-header__content {
  position: relative;
  z-index: 1;
  padding: var(--s-16) 0;
}

.course-header__title {
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  font-weight: 300;
  color: var(--c-white);
  letter-spacing: -0.02em;
  max-width: 560px;
}

/* ── SECTIONS ──────────────────────────────────────────────── */
.section-label {
  display: flex;
  align-items: center;
  gap: var(--s-4);
  margin-bottom: var(--s-12);
}

.section-label::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--c-border);
  max-width: 80px;
}

.section-number {
  font-family: var(--f-display);
  font-size: 4rem;
  font-weight: 300;
  line-height: 1;
  color: var(--c-border);
  letter-spacing: -0.03em;
}

/* ── CARDS ─────────────────────────────────────────────────── */
.card {
  background: var(--c-white);
  border: 1px solid var(--c-border);
  border-radius: 6px;
  overflow: hidden;
  transition: box-shadow var(--t-base), transform var(--t-base);
}

.card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.card__image {
  aspect-ratio: 3/2;
  overflow: hidden;
}

.card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--t-slow);
}

.card:hover .card__image img {
  transform: scale(1.04);
}

.card__body {
  padding: var(--s-6);
}

.card__eyebrow {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-accent);
  margin-bottom: var(--s-3);
}

.card__title {
  font-family: var(--f-display);
  font-size: 1.6rem;
  font-weight: 500;
  line-height: 1.2;
  margin-bottom: var(--s-4);
}

.card__text {
  font-size: 0.925rem;
  color: var(--c-muted);
  line-height: 1.7;
  margin-bottom: var(--s-5);
}

.card__link {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--c-accent);
  display: inline-flex;
  align-items: center;
  gap: var(--s-2);
  transition: gap var(--t-base);
}

.card__link:hover { gap: var(--s-4); }
.card__link::after { content: '\2192'; }

/* Course card (image cover with title overlay) */
.course-card {
  position: relative;
  aspect-ratio: 4/5;
  border-radius: 6px;
  overflow: hidden;
  display: flex;
  align-items: flex-end;
  cursor: pointer;
  background: var(--c-dark-2);
}

.course-card img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--t-slow), filter var(--t-base);
  filter: brightness(0.7);
}

.course-card:hover img {
  transform: scale(1.06);
  filter: brightness(0.5);
}

.course-card__body {
  position: relative;
  z-index: 1;
  padding: var(--s-6);
  width: 100%;
  background: linear-gradient(to top, rgba(26,23,20,0.9) 0%, transparent 100%);
  transition: background var(--t-base);
}

.course-card:hover .course-card__body {
  background: linear-gradient(to top, rgba(26,23,20,0.95) 0%, rgba(26,23,20,0.3) 100%);
}

.course-card__eyebrow {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--c-accent-pale);
  margin-bottom: var(--s-2);
}

.course-card__title {
  font-family: var(--f-display);
  font-size: 1.8rem;
  font-weight: 400;
  color: var(--c-white);
  line-height: 1.1;
  margin-bottom: var(--s-3);
}

.course-card__link {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--c-accent-pale);
  opacity: 0;
  transform: translateY(8px);
  display: inline-flex;
  align-items: center;
  gap: var(--s-2);
  transition: opacity var(--t-base), transform var(--t-base);
}

.course-card__link::after { content: '\2192'; }

.course-card:hover .course-card__link {
  opacity: 1;
  transform: translateY(0);
}

/* ── STEP / LEKCE ──────────────────────────────────────────── */
.steps {
  display: grid;
  gap: 0;
  border: 1px solid var(--c-border);
  border-radius: 6px;
  overflow: hidden;
}

.step {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: var(--s-8);
  align-items: start;
  padding: var(--s-8) var(--s-10);
  border-bottom: 1px solid var(--c-border);
  transition: background var(--t-base);
}

.step:last-child { border-bottom: none; }
.step:hover { background: var(--c-bg-warm); }

.step__num {
  font-family: var(--f-display);
  font-size: 3rem;
  font-weight: 300;
  color: rgba(217, 119, 6, 0.3);
  line-height: 1;
  letter-spacing: -0.03em;
  min-width: 60px;
  padding-top: var(--s-1);
}

.step__content { /* layout handled by grid */ }

.step__title {
  font-family: var(--f-display);
  font-size: 1.5rem;
  font-weight: 500;
  margin-bottom: var(--s-3);
  line-height: 1.2;
}

.step__text {
  font-size: 0.925rem;
  color: var(--c-muted);
  line-height: 1.7;
}

.step__media {
  width: 160px;
  flex-shrink: 0;
  border-radius: 4px;
  overflow: hidden;
  aspect-ratio: 4/3;
}

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

/* ── ALPHABET GRID ─────────────────────────────────────────── */
.alphabet-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--s-4);
}

.alphabet-card {
  padding: var(--s-6);
  background: var(--c-white);
  border: 1px solid var(--c-border);
  border-top: 3px solid var(--c-accent);
  border-radius: 4px;
  box-shadow: var(--shadow-sm);
  cursor: pointer;
  transition: box-shadow var(--t-fast), transform var(--t-fast);
}

.alphabet-card:hover,
.alphabet-card:focus-visible {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.alphabet-card:focus-visible {
  outline: 2px solid var(--c-accent);
  outline-offset: 2px;
}

.alphabet-card__title {
  font-family: var(--f-display);
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: var(--s-2);
}

.alphabet-card__text {
  font-size: 0.875rem;
  color: var(--c-muted);
  line-height: 1.6;
}

.alphabet-card__link {
  display: block;
  margin-top: var(--s-3);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: underline;
  color: var(--c-accent);
}

/* ── ALPHABET MODAL ──────────────────────────────────────────── */
.alphabet-modal {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--s-4);
}

.alphabet-modal[hidden] { display: none; }

.alphabet-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(20, 16, 12, 0.6);
  backdrop-filter: blur(2px);
}

.alphabet-modal__dialog {
  position: relative;
  background: var(--c-bg);
  border: 1px solid var(--c-border);
  border-top: 3px solid var(--c-accent);
  border-radius: 6px;
  max-width: 520px;
  width: 100%;
  padding: var(--s-10) var(--s-12);
  box-shadow: var(--shadow-xl);
  animation: alphabet-modal-in var(--t-base) ease;
}

@keyframes alphabet-modal-in {
  from { opacity: 0; transform: translateY(8px) scale(0.98); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}

.alphabet-modal__close {
  position: absolute;
  top: var(--s-3);
  right: var(--s-3);
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: none;
  border: none;
  border-radius: 50%;
  color: var(--c-muted);
  font-size: 1.2rem;
  cursor: pointer;
  transition: background var(--t-fast), color var(--t-fast);
}

.alphabet-modal__close:hover {
  background: var(--c-bg-warm);
  color: var(--c-text);
}

.alphabet-modal__nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--c-bg);
  border: 1px solid var(--c-border);
  border-radius: 50%;
  color: var(--c-text);
  font-size: 1.1rem;
  cursor: pointer;
  transition: background var(--t-fast), color var(--t-fast), box-shadow var(--t-fast);
  box-shadow: var(--shadow-sm);
}

.alphabet-modal__nav:hover {
  background: var(--c-accent);
  color: #fff;
  border-color: var(--c-accent);
}

.alphabet-modal__nav:disabled {
  opacity: 0.35;
  cursor: default;
}

.alphabet-modal__nav:disabled:hover {
  background: var(--c-bg);
  color: var(--c-text);
  border-color: var(--c-border);
}

.alphabet-modal__nav--prev { left: -52px; }
.alphabet-modal__nav--next { right: -52px; }

.alphabet-modal__title {
  font-family: var(--f-display);
  font-size: 1.4rem;
  font-weight: 600;
  margin-bottom: var(--s-3);
}

.alphabet-modal__text {
  font-size: 0.95rem;
  color: var(--c-muted);
  line-height: 1.7;
}

@media (max-width: 640px) {
  .alphabet-modal__dialog { padding: var(--s-8) var(--s-5); }
  .alphabet-modal__nav--prev { left: var(--s-2); top: auto; bottom: -56px; transform: none; }
  .alphabet-modal__nav--next { right: var(--s-2); top: auto; bottom: -56px; transform: none; }
}

/* ── COURSE ROW (courses listing page) ────────────────────── */
/* ── COURSE QUICK-NAV ────────────────────────────────────────── */
.course-nav-bar {
  position: sticky;
  top: var(--nav-h);
  z-index: 90;
  background: var(--c-bg-warm);
  border-bottom: none;
  box-shadow: 0 6px 16px -2px rgba(30, 35, 50, 0.18), 0 2px 4px rgba(30, 35, 50, 0.1);
}

.course-nav-bar + .section {
  padding-top: var(--s-10);
}

.course-nav {
  display: flex;
  gap: 0;
  flex-wrap: wrap;
  max-width: var(--max-w);
  margin-inline: auto;
  padding: var(--s-3) var(--s-8);
}

.course-nav__link {
  display: inline-flex;
  align-items: center;
  gap: 0.45em;
  padding: 0.5rem 1.6rem;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--c-text);
  letter-spacing: 0.02em;
  transition: background var(--t-fast), color var(--t-fast);
  border-radius: 6px;
}

.course-nav__link i {
  font-size: 0.95em;
  color: var(--c-accent);
}
.course-nav__link:hover {
  background: rgba(217,119,6,0.08);
  color: var(--c-accent);
}
.course-nav__link:hover i {
  color: var(--c-accent);
}

@media (max-width: 767px) {
  .course-nav {
    flex-wrap: nowrap;
    gap: 0;
    padding-inline: var(--s-4);
  }
  .course-nav__link {
    flex: 1;
    justify-content: center;
    font-size: 0.72rem;
    padding: 0.25rem 0.4rem;
    border-radius: 0;
  }
  .course-nav__link i {
    display: none;
  }
}

.course-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: auto 1fr;
  grid-template-areas:
    "image header"
    "image body";
  column-gap: 4rem;
  row-gap: 1.5rem;
  margin-bottom: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid var(--c-border);
}

.course-row--last {
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: none;
}

.course-row--reverse {
  grid-template-areas:
    "header image"
    "body   image";
}

.course-row__image {
  grid-area: image;
  border-radius: 8px;
  overflow: hidden;
  align-self: stretch;
  position: relative;
  min-height: 240px;
}

.course-row__image img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.course-row__header {
  grid-area: header;
  align-self: end;
}

.course-row__body {
  grid-area: body;
}

/* ── WORKSHOP CARDS ───────────────────────────────────────── */
.workshop-cards-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--s-4);
}

.workshop-card {
  padding: var(--s-6);
  background: rgba(255,255,255,0.06);
  border-radius: 6px;
  border-left: 3px solid var(--c-accent);
}

/* -- FAQ ACCORDION -------------------------------------------- */
.faq-accordion {
  display: flex;
  flex-direction: column;
  gap: var(--s-3);
}

.faq-item {
  border: 1px solid var(--c-border);
  border-radius: 6px;
  background: var(--c-white);
  overflow: hidden;
}

.faq-item__question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--s-4);
  padding: var(--s-5) var(--s-6);
  font-family: var(--f-display);
  font-size: 1rem;
  font-weight: 600;
  color: var(--c-text);
  cursor: pointer;
  list-style: none;
}

.faq-item__question::-webkit-details-marker {
  display: none;
}

.faq-item__question::after {
  content: '+';
  font-size: 1.5rem;
  line-height: 1;
  color: var(--c-accent);
  flex-shrink: 0;
  transition: transform var(--t-fast);
}

.faq-item[open] .faq-item__question::after {
  transform: rotate(45deg);
}

.faq-item__answer {
  padding: 0 var(--s-6) var(--s-5);
  font-size: 0.9rem;
  color: var(--c-muted);
  line-height: 1.8;
}

.faq-item__answer p {
  margin: 0;
}

/* ── TESTIMONIALS ──────────────────────────────────────────── */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--s-4);
}

.testimonial {
  background: var(--c-white);
  border: 1px solid var(--c-border);
  border-radius: 8px;
  padding: var(--s-5);
  position: relative;
}

.testimonial__text {
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--c-text);
  margin-top: var(--s-4);
  margin-bottom: var(--s-4);
}

.testimonial__stars {
  display: flex;
  gap: var(--s-1);
  margin-bottom: var(--s-2);
  color: var(--c-accent);
  font-size: 0.85rem;
}

.testimonial__author {
  display: flex;
  align-items: center;
  gap: var(--s-3);
  padding-top: var(--s-4);
  border-top: 1px solid var(--c-border);
}

.testimonial__author-name {
  font-weight: 600;
  font-size: 0.875rem;
}

.testimonial__author-meta {
  font-size: 0.775rem;
  color: var(--c-muted);
}

/* ── CONTACT ───────────────────────────────────────────────── */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: var(--s-16);
  align-items: start;
}

.contact-info-item {
  padding-block: var(--s-5);
  border-bottom: 1px solid var(--c-border);
}

.contact-info-item:first-child { border-top: 1px solid var(--c-border); }

.contact-info-label {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-muted);
  margin-bottom: var(--s-2);
}

.contact-info-value {
  font-family: var(--f-display);
  font-size: 1.25rem;
  font-weight: 500;
  color: var(--c-text);
}

.contact-info-value a:hover { color: var(--c-accent); }

/* ── FORMS ─────────────────────────────────────────────────── */
.form-group {
  margin-bottom: var(--s-6);
}

.form-label {
  display: block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--c-text);
  margin-bottom: var(--s-3);
}

.form-input,
.form-textarea {
  width: 100%;
  background: var(--c-white);
  border: 1.5px solid var(--c-border);
  border-radius: 4px;
  font-size: 0.95rem;
  color: var(--c-text);
  transition: border-color var(--t-fast), box-shadow var(--t-fast);
}
.form-input {
  padding: 0.6rem var(--s-5);
}
.form-textarea {
  padding: var(--s-4) var(--s-5);
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--c-accent);
  box-shadow: 0 0 0 3px rgba(217, 119, 6, 0.15);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--c-muted);
  opacity: 0.6;
}

.form-textarea {
  min-height: 160px;
  resize: vertical;
}

/* ── SUPPLEMENT / PRODUCT ──────────────────────────────────── */
.product-section {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--s-16);
  align-items: center;
  padding-block: var(--s-16);
  border-bottom: 1px solid var(--c-border);
}

.product-section:last-child { border-bottom: none; }

.product-section:nth-child(even) .product-section__image {
  order: 2;
}

.product-section:nth-child(even) .product-section__content {
  order: 1;
}

.product-section__image {
  aspect-ratio: 3/4;
  border-radius: 6px;
  overflow: hidden;
  background: var(--c-bg-warm);
}

.product-section__image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: var(--s-8);
}

.product-section__title {
  font-family: var(--f-display);
  font-size: 2.5rem;
  font-weight: 400;
  margin-bottom: var(--s-5);
}

.product-section__text {
  font-size: 0.95rem;
  color: var(--c-muted);
  line-height: 1.8;
  margin-bottom: var(--s-6);
}

/* ── QUOTE / PULL ──────────────────────────────────────────── */
.pullquote {
  border-left: 3px solid var(--c-accent);
  padding-left: var(--s-8);
  margin-block: var(--s-10);
}

.pullquote__text {
  font-family: var(--f-display);
  font-size: clamp(1.4rem, 2.5vw, 2rem);
  font-weight: 400;
  font-style: italic;
  line-height: 1.4;
  color: var(--c-dark);
  margin-bottom: var(--s-4);
}

.pullquote__author {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--c-muted);
}

/* ── PULLQUOTE SECTION ─────────────────────────────────────── */
.section--pullquote {
  position: relative;
  overflow: hidden;
}

.section--pullquote__bg {
  position: absolute;
  inset: 0;
  background-image: url('/img/IMG_3710-1152x1536.jpg');
  background-size: cover;
  background-position: center 35%;
  filter: brightness(0.45) saturate(0.8);
  z-index: 0;
}

/* ── DARK SECTION ──────────────────────────────────────────── */
.section--dark {
  background: var(--c-dark);
  color: var(--c-white);
}

.section--dark .lead { color: rgba(253,252,250,0.6); }
.section--dark .section-label::after { background: rgba(255,255,255,0.15); }

.section--dark .pullquote__text {
  color: var(--c-white);
}
.section--dark .pullquote__author {
  color: rgba(253, 252, 250, 0.5);
}

.section--accent {
  background: var(--c-accent);
  color: var(--c-white);
}

.section--warm {
  background: var(--c-bg-warm);
}

/* ── DIVIDER ───────────────────────────────────────────────── */
.divider {
  height: 1px;
  background: var(--c-border);
  margin-block: var(--s-4);
}

/* ── ABOUT SPLIT ───────────────────────────────────────────── */
.about-split {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: var(--s-16);
  align-items: start;
}

.about-portrait {
  position: sticky;
  top: calc(var(--nav-h) + var(--s-8));
  border-radius: 6px;
  overflow: hidden;
  aspect-ratio: 3/4;
  background: var(--c-bg-warm);
}

.about-portrait img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
}

/* ── ABOUT MOBILE PHOTOS ────────────────────────────────────── */
.about-mobile-photo {
  display: none;
}

.about-mobile-photo img {
  width: 100%;
  display: block;
  border-radius: 0;
  object-fit: cover;
}

/* ── ABOUT HERO ─────────────────────────────────────────────── */
.about-hero {
  position: relative;
  overflow: hidden;
  min-height: 48vh;
  display: flex;
  align-items: center;
}

.about-hero__img {
  position: absolute;
  inset: 0;
}

.about-hero__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 15%;
}

.about-hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, rgba(15,14,12,0.82) 0%, rgba(15,14,12,0.55) 55%, rgba(15,14,12,0.15) 100%);
}

.about-hero__content {
  position: relative;
  z-index: 1;
  padding-block: var(--s-16);
}

.about-hero__text {
  font-size: 1rem;
  color: rgba(253,252,250,0.72);
  line-height: 1.8;
  margin-bottom: 1rem;
}

.about-details-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--s-10);
  align-items: start;
}

.about-bio h3 {
  font-family: var(--f-display);
  font-size: 1.4rem;
  font-weight: 500;
  margin-bottom: var(--s-4);
  margin-top: var(--s-10);
  padding-top: var(--s-8);
  border-top: 1px solid var(--c-border);
}

.about-bio h3:first-of-type {
  margin-top: 0;
  padding-top: 0;
  border-top: none;
}

.about-bio ul {
  list-style: none;
  margin-block: var(--s-4);
}

.about-bio ul li {
  display: flex;
  align-items: flex-start;
  gap: var(--s-4);
  padding-block: var(--s-3);
  font-size: 0.925rem;
  color: var(--c-muted);
  border-bottom: 1px solid var(--c-border);
}

.about-bio ul li::before {
  content: '\203A';
  color: var(--c-accent);
  flex-shrink: 0;
  font-size: 1.1em;
  font-weight: 400;
}

/* ── STATS BAR ─────────────────────────────────────────────── */
.stats-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border: 1px solid var(--c-border);
  border-radius: 6px;
  overflow: hidden;
}

.stat {
  padding: var(--s-8) var(--s-6);
  border-right: 1px solid var(--c-border);
  text-align: center;
}

.stat:last-child { border-right: none; }

.stat__num {
  font-family: var(--f-display);
  font-size: 3rem;
  font-weight: 300;
  letter-spacing: -0.03em;
  color: var(--c-accent);
  line-height: 1;
  margin-bottom: var(--s-2);
}

.stat__label {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--c-muted);
}

/* ── CTA BAND ──────────────────────────────────────────────── */
.cta-band {
  background: var(--c-dark);
  padding: var(--s-20) 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-band::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 50% 120%, rgba(217, 119, 6, 0.2) 0%, transparent 65%);
  pointer-events: none;
}

.cta-band__inner { position: relative; z-index: 1; }

.cta-band__title {
  font-family: var(--f-display);
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  font-weight: 300;
  color: var(--c-white);
  margin-bottom: var(--s-6);
  letter-spacing: -0.02em;
}

.cta-band__sub {
  font-size: 1rem;
  color: rgba(253,252,250,0.6);
  margin-bottom: var(--s-10);
  max-width: 480px;
  margin-inline: auto;
}

.cta-band__actions {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--s-5);
  flex-wrap: wrap;
}

/* ── FOOTER ────────────────────────────────────────────────── */
.footer {
  background: linear-gradient(160deg, #111213 0%, #161819 50%, #090a0a 100%);
  color: var(--c-white);
  padding-top: var(--s-16);
  padding-bottom: var(--s-8);
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
  gap: var(--s-10);
  margin-bottom: var(--s-16);
}

.footer__brand {
  display: flex;
  align-items: center;
  gap: var(--s-3);
  font-family: var(--f-display);
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--c-white);
  margin-bottom: var(--s-5);
}

.footer__brand img {
  width: 36px;
  height: 36px;
  object-fit: contain;
  filter: brightness(0) invert(1);
}

.footer__tagline {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.45);
  line-height: 1.7;
  max-width: 280px;
}

.footer__col-title {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.4);
  margin-bottom: var(--s-5);
}

.footer__link {
  display: block;
  font-size: 0.875rem;
  color: rgba(255,255,255,0.65);
  padding-block: var(--s-2);
  transition: color var(--t-fast);
}

.footer__link:hover { color: var(--c-white); }

.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--s-8);
  border-top: 1px solid rgba(255,255,255,0.08);
  font-size: 0.8rem;
  color: rgba(255,255,255,0.3);
}

.footer__bottom a {
  color: inherit;
  transition: color var(--t-fast);
}

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

/* ── SCROLL REVEAL ─────────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }

/* ── UTILS ─────────────────────────────────────────────────── */
.text-accent { color: var(--c-accent); }
.text-muted { color: var(--c-muted); }
.text-white { color: var(--c-white); }
.text-center { text-align: center; }
.text-right { text-align: right; }
.mt-auto { margin-top: auto; }
.mt-2 { margin-top: var(--s-2); }
.mt-4 { margin-top: var(--s-4); }
.mt-6 { margin-top: var(--s-6); }
.mt-8 { margin-top: var(--s-8); }
.mt-12 { margin-top: var(--s-12); }
.mt-16 { margin-top: var(--s-16); }
.mb-4 { margin-bottom: var(--s-4); }
.mb-6 { margin-bottom: var(--s-6); }
.mb-8 { margin-bottom: var(--s-8); }
.mb-12 { margin-bottom: var(--s-12); }
.mb-16 { margin-bottom: var(--s-16); }
.gap-2 { gap: var(--s-2); }
.gap-4 { gap: var(--s-4); }
.gap-6 { gap: var(--s-6); }
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.wrap { flex-wrap: wrap; }

/* ── SUCCESS ALERT ─────────────────────────────────────────── */
.alert-success {
  background: var(--c-accent-pale);
  border: 1px solid var(--c-accent);
  border-radius: 6px;
  padding: var(--s-5) var(--s-6);
  color: var(--c-accent-dark);
  font-size: 0.95rem;
  margin-bottom: var(--s-6);
}
.alert-error {
  background: #2d1a1a;
  border: 1px solid #c0392b;
  border-radius: 6px;
  padding: var(--s-5) var(--s-6);
  color: #e07070;
  font-size: 0.95rem;
  margin-bottom: var(--s-6);
}
.alert-success {
  transition: opacity 0.4s ease, transform 0.4s ease;
}
.alert-success.is-hiding {
  opacity: 0;
  transform: translateY(-6px);
}

.phone-field {
  display: flex;
  gap: 0.5rem;
}
.phone-select {
  position: relative;
  flex: 0 0 auto;
  display: flex;
}
.phone-select__btn {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 4rem;
  padding-left: 0.5rem;
  padding-right: 0.5rem;
  cursor: pointer;
  white-space: nowrap;
  user-select: none;
  font: inherit;
  line-height: inherit;
  box-sizing: border-box;
}
.phone-select__flag {
  width: 1.25em;
  flex-shrink: 0;
}
.phone-select__caret {
  font-size: 0.7em;
  opacity: 0.6;
  transition: transform var(--t-fast);
}
.select-wrapper {
  position: relative;
}
.select-caret {
  position: absolute;
  right: 0.75rem;
  top: 50%;
  transform: translateY(-50%);
  pointer-events: none;
  color: var(--c-muted);
  font-size: 0.75rem;
}
.phone-select__btn[aria-expanded="true"] .phone-select__caret {
  transform: rotate(180deg);
}
.phone-select__list {
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  z-index: 100;
  min-width: 8rem;
  background: var(--c-bg-warm);
  border: 1px solid var(--c-border);
  border-radius: 6px;
  padding: 0.25rem 0;
  list-style: none;
  margin: 0;
  box-shadow: var(--shadow-md);
  max-height: 16rem;
  overflow-y: auto;
}
.phone-select__list li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.45rem 0.75rem;
  cursor: pointer;
  font-size: 0.9rem;
  color: var(--c-text);
  transition: background var(--t-fast);
}
.phone-select__list li:hover,
.phone-select__list li[aria-selected="true"] {
  background: var(--c-border);
}
.phone-number {
  flex: 1;
  min-width: 0;
}

/* ── BACK TO TOP ────────────────────────────────────────────── */
.back-to-top {
  position: fixed;
  bottom: var(--s-8);
  right: var(--s-8);
  z-index: 100;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--c-accent);
  color: var(--c-white);
  border: 1.5px solid var(--c-accent);
  border-radius: 6px;
  font-size: 1rem;
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transform: translateY(8px);
  transition: opacity var(--t-base), transform var(--t-base), background var(--t-base), border-color var(--t-base), box-shadow var(--t-base);
}

.back-to-top.is-visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.back-to-top:hover {
  background: var(--c-accent-dark);
  border-color: var(--c-accent-dark);
  box-shadow: 0 4px 16px rgba(217, 119, 6, 0.35);
}

/* ── 404 ───────────────────────────────────────────────────── */
.page-404 {
  min-height: 100svh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--s-8);
}

/* ── RESPONSIVE ────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .footer__grid { grid-template-columns: 1fr 1fr; gap: var(--s-8); }
  .footer__brand-col { grid-column: 1 / -1; }
  .stats-bar { grid-template-columns: repeat(2, 1fr); }
  .stat:nth-child(2) { border-right: none; }
  .step { grid-template-columns: auto 1fr; }
  .step__media { display: none; }
  .testimonials-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 769px) {
  .about-name { font-size: 3.75rem; }
  .about-bio h3 { font-size: 1.75rem; }
  .about-details-grid .about-bio ul li { font-size: 1.1rem; padding-block: var(--s-4); }
  .about-photo { max-height: 420px; aspect-ratio: unset !important; }
  .about-photo img { height: 100%; }
}

@media (max-width: 768px) {
  :root {
    --nav-h: 68px;
  }

  .container { padding-inline: var(--s-5); }
  .section { padding-block: var(--s-10); }

  .about-section-gap { gap: 1.5rem !important; }
  .about-name-br { display: none; }

  .workshop-cards-grid { grid-template-columns: 1fr; gap: var(--s-3); }
  .workshop-card { padding: var(--s-4) var(--s-5); }
  .about-section-gap .btn--outline-accent { width: 100%; justify-content: center; }
  .section--sm { padding-block: var(--s-6); }
  .section--lg { padding-block: var(--s-12); }
  .section--dark { padding-block: var(--s-10); }

  .nav__links { display: none; }
  .nav__burger { display: flex; }
  .nav__home-btn { margin-left: auto; }
  .nav.is-scrolled .nav__home-btn { display: flex; }
  .nav__inner { padding-inline: var(--s-5); }
  .nav__logo img { width: 46px; height: 46px; }

  .grid-2 { grid-template-columns: 1fr; }
  .grid-3 { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: 1fr; }
  .home-intro-photo { display: none; }

  #kurzy .eyebrow { display: none; }

  .about-details-grid { grid-template-columns: 1fr; }
  .about-details-photo { display: none; }
  .about-mobile-photo { display: block; margin-bottom: var(--s-8); }
  .about-mobile-photo img { max-height: 60vw; }
  .contact-form-eyebrow { display: none; }
  .nav__burger { width: 36px; }
  .nav__logo,
  .nav__burger {
    transition: opacity 0.25s ease, visibility 0.25s ease;
  }
  body.menu-open .nav__logo,
  body.menu-open .nav__burger {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
  }
  .page-header__sub { font-size: 0.875rem; }
  .page-header__eyebrow { display: none; }

  .page-header--trainer .page-header__title em { display: block; }

  .page-header--trainer {
    background-image:
      linear-gradient(to bottom, rgba(0,0,0,0.35) 0%, rgba(0,0,0,0.65) 100%),
      url('/img/423036299_908013251035011_6628508185630450156_n-1.jpg');
    background-size: 110% auto;
    background-position: 0% 25%;
    min-height: 55vw;
  }

  .hero__title { font-size: clamp(3rem, 14vw, 5.5rem); }
  .hero { padding-bottom: var(--s-16); }

  .about-split { grid-template-columns: 1fr; }
  .about-portrait { position: static; aspect-ratio: 4/3; }

  .contact-grid { grid-template-columns: 1fr; gap: var(--s-10); }
  .contact-grid > :first-child { order: 2; }
  .contact-grid > :last-child { order: 1; }

  .course-card { aspect-ratio: 3/2; }
  .testimonials-grid { grid-template-columns: 1fr; }

  .course-row,
  .course-row--reverse {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto auto;
    grid-template-areas:
      "header"
      "image"
      "body";
    column-gap: 0;
    row-gap: 1.25rem;
    margin-bottom: 3rem;
    padding-bottom: 3rem;
  }

  .product-section { grid-template-columns: 1fr; gap: var(--s-8); padding-block: var(--s-10); }
  .product-section:nth-child(even) .product-section__image { order: 0; }
  .product-section:nth-child(even) .product-section__content { order: 1; }
  .product-section__image { aspect-ratio: 3/2; }
  .product-section__title { font-size: 1.75rem; }

  .footer__grid { grid-template-columns: 1fr 1fr; gap: var(--s-8); }
  .footer__brand-col { grid-column: 1 / -1; }
  .footer__bottom { flex-direction: column; gap: var(--s-3); text-align: center; }
  .footer__link i, .footer__grid > div > p i { display: none; }
  .footer__email { display: none !important; }
  .footer__brand-col img { display: none; }
  .footer__grid > div:not(.footer__brand-col) {
    border-top: 1px solid rgba(255,255,255,0.08);
    padding-top: var(--s-6);
  }

  .step { grid-template-columns: auto 1fr; gap: var(--s-5); padding: var(--s-6); }
  .step__num { font-size: 2rem; min-width: 44px; }

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

  .cta-band { padding-block: var(--s-16); }
  .cta-band__title { font-size: clamp(2rem, 10vw, 3.5rem); }

  .stats-bar { grid-template-columns: repeat(2, 1fr); }
  .stat__num { font-size: 2.25rem; }

  .page-header { padding-top: calc(var(--nav-h) + var(--s-10)); padding-bottom: var(--s-10); }
  .page-header__title { font-size: clamp(2rem, 10vw, 3.5rem); }

  .course-header { min-height: 50vh; }

  /* Home page — intro section */
  #o-kurzu .grid-2 { gap: 2.2rem !important; }
  #o-kurzu .mb-8 { margin-bottom: var(--s-4); }
  #o-kurzu .mb-6 { margin-bottom: var(--s-3); }

  /* Home page — courses section */
  #kurzy .mb-12 { margin-bottom: var(--s-5); }
  #kurzy .mb-4 { margin-bottom: var(--s-2); }
  #kurzy .grid-3 { gap: var(--s-3); }

  /* Home page — method section */
  #metoda .mb-12 { margin-bottom: var(--s-2); }
  #metoda .mt-12 { margin-top: var(--s-5); }
  #metoda + .section--dark { padding-top: var(--s-8); }
  .step { gap: var(--s-4); padding: var(--s-5); }
  .step__title { font-size: 1.2rem; }
  .step__num { font-size: 2rem; min-width: 40px; }

  /* Stronger overlays for text legibility on mobile */
  .hero__overlay {
    background:
      linear-gradient(
        to bottom,
        rgba(26, 23, 20, 0.55) 0%,
        rgba(26, 23, 20, 0.35) 25%,
        rgba(26, 23, 20, 0.7) 60%,
        rgba(26, 23, 20, 0.95) 100%
      );
  }

  .course-header__overlay {
    background: linear-gradient(
      to bottom,
      rgba(26, 23, 20, 0.45) 0%,
      rgba(26, 23, 20, 0.6) 50%,
      rgba(26, 23, 20, 0.92) 100%
    );
  }

  .pullquote { padding-left: var(--s-5); }
  .section--pullquote { padding-block: 2rem !important; }
  .section--pullquote .pullquote__text { font-size: 1.05rem; }
  .section--pullquote .pullquote__author { font-size: 0.72rem; }

  .nav__mobile-link { font-size: 1.75rem; }
}

@media (max-width: 480px) {
  .hero__actions { flex-direction: column; align-items: flex-start; }
  .hero__actions .btn { width: 100%; justify-content: center; }
  .cta-band__actions { flex-direction: column; align-items: center; }
  .cta-band__actions .btn { width: 100%; max-width: 320px; justify-content: center; }
  .stats-bar { grid-template-columns: repeat(2, 1fr); }
  .stat { border-bottom: 1px solid var(--c-border); }
  .stat:nth-child(odd) { border-right: 1px solid var(--c-border); }
  .stat:nth-child(even) { border-right: none; }
  .stat:nth-last-child(-n+2) { border-bottom: none; }

  .nav__mobile-link { font-size: 1.5rem; }
  .nav__mobile-header { padding-inline: var(--s-5); }
  .nav__mobile-links { padding-inline: var(--s-5); }
  .nav__mobile-contact { padding-inline: var(--s-5); }
}

/* ── Mobile sub-page: minimal nav at top ───────────────────── */
@media (max-width: 767px) {
  /* Fade logo out — nav logo already has transition: opacity */
  .nav--minimal .nav__logo {
    opacity: 0;
    pointer-events: none;
  }

  /* Pull page heading up to hamburger level, small extra top breathing room */
  .nav--minimal ~ .page-header {
    padding-top: var(--s-5);
    padding-bottom: var(--s-8);
  }

  /* o-mne: taller hero so subtitle clears the face, then push it to the bottom */
  .nav--minimal ~ .page-header--trainer {
    min-height: 92vw;
    display: flex;
    flex-direction: column;
  }
  .nav--minimal ~ .page-header--trainer .container {
    display: flex;
    flex-direction: column;
    flex: 1;
  }
  .nav--minimal ~ .page-header--trainer .page-header__sub {
    margin-top: auto;
    padding-top: var(--s-6);
  }
}



/* ── LOWER DESKTOP (≤1440px) ─────────────────────────────── */
@media (min-width: 769px) and (max-width: 1440px) {
  /* compact page headers */
  .page-header {
    padding-top: calc(var(--nav-h) + var(--s-8));
    padding-bottom: var(--s-8);
  }
  .page-header__title { font-size: clamp(1.8rem, 3vw, 2.8rem); }
  .page-header__sub   { font-size: 0.9rem; margin-top: var(--s-3); }

  /* tighter section spacing */
  .section    { padding-block: var(--s-16); }
  .section--lg{ padding-block: var(--s-24); }

  /* hero stays full viewport height */
  .hero { min-height: 100svh; }
}