/* =========================================================
   Communication Experts BG — style.css
   Модерен, отзивчив CSS. Запазена визуална идентичност
   (лого, снимки, структура), обновена типография и оформление.
   ========================================================= */

/* ---------- Локално хоствани шрифтове (без заявки към Google) ---------- */

/* Inter — основен текстов шрифт (кирилица + латиница) */
@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("fonts/inter-cyrillic-400-normal.woff2") format("woff2");
  unicode-range: U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
}
@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("fonts/inter-latin-400-normal.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+2000-206F;
}
@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("fonts/inter-cyrillic-500-normal.woff2") format("woff2");
  unicode-range: U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
}
@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("fonts/inter-latin-500-normal.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+2000-206F;
}
@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("fonts/inter-cyrillic-600-normal.woff2") format("woff2");
  unicode-range: U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
}
@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("fonts/inter-latin-600-normal.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+2000-206F;
}

/* Montserrat — шрифт за заглавия (кирилица + латиница) — замества Poppins,
   който изобщо няма кирилски глифове */
@font-face {
  font-family: "Montserrat";
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("fonts/montserrat-cyrillic-500-normal.woff2") format("woff2");
  unicode-range: U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
}
@font-face {
  font-family: "Montserrat";
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("fonts/montserrat-latin-500-normal.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+2000-206F;
}
@font-face {
  font-family: "Montserrat";
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("fonts/montserrat-cyrillic-600-normal.woff2") format("woff2");
  unicode-range: U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
}
@font-face {
  font-family: "Montserrat";
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("fonts/montserrat-latin-600-normal.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+2000-206F;
}
@font-face {
  font-family: "Montserrat";
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url("fonts/montserrat-cyrillic-700-normal.woff2") format("woff2");
  unicode-range: U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
}
@font-face {
  font-family: "Montserrat";
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url("fonts/montserrat-latin-700-normal.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+2000-206F;
}

:root {
  --color-primary: #2b2b2b;      /* тъмно сиво/черно — заглавия, лого */
  --color-primary-dark: #000000;
  --color-accent: #cf1f2e;       /* червено — акценти, подчертавания */
  --color-accent-dark: #a5121f;
  --color-accent-light: #fbe6e7; /* светло розово-червено — фон на активни елементи */
  --color-bg: #ffffff;
  --color-bg-alt: #f4f4f4;
  --color-text: #2b2b2b;
  --color-text-muted: #7a7a7a;
  --color-border: #e3e3e3;

  --font-heading: "Montserrat", "Segoe UI", Arial, sans-serif;
  --font-body: "Inter", "Segoe UI", Arial, sans-serif;

  --container-width: 1140px;
  --radius: 10px;
  --shadow-sm: 0 1px 3px rgba(20, 51, 94, 0.08);
  --shadow-md: 0 8px 24px rgba(20, 51, 94, 0.12);
  --transition: 0.2s ease;
}

/* ---------- Reset & base ---------- */
*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  overflow-x: hidden;
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

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

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

h1, h2, h3 {
  font-family: var(--font-heading);
  color: var(--color-primary);
  line-height: 1.25;
  margin: 0 0 0.6em;
}

h1 { font-size: clamp(1.8rem, 3.2vw, 2.6rem); font-weight: 600; }
h2 { font-size: clamp(1.3rem, 2vw, 1.6rem); font-weight: 600; }
h3 { font-size: 1.1rem; font-weight: 600; }

p { margin: 0 0 1em; color: var(--color-text); }

.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
}

section { padding: 56px 0; }

:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 2px;
}

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: saturate(180%) blur(6px);
  border-bottom: 1px solid var(--color-border);
}

.header-inner {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.logo img { height: 52px; width: auto; }

.logo {
  display: inline-flex;
  align-items: center;
  line-height: 1;
}

.main-nav {
  display: flex;
  gap: 4px;
}

.main-nav a {
  display: inline-block;
  padding: 10px 16px;
  border-radius: 6px;
  font-weight: 650;
  font-size: 0.88rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  white-space: nowrap;
}

.main-nav a:hover {
  color: var(--color-accent);
}

.main-nav a[aria-current="page"] {
  background: var(--color-accent-light);
  color: var(--color-accent);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  border: none;
  background: transparent;
  cursor: pointer;
  padding: 8px;
}

.nav-toggle span {
  display: block;
  height: 2px;
  width: 100%;
  background: var(--color-primary);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

.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 {
  position: relative;
  overflow: hidden;
  max-height: 500px;
}

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

/* ---------- Page intro (текстови страници, центрирано) ---------- */
.page-intro {
  padding: 48px 0 8px;
  text-align: center;
}

.page-intro .container { max-width: 820px; }

/* ---------- Начало: двуколонен intro (снимка + текст) ---------- */
.home-intro {
  padding: 56px 0;
}

.intro-grid {
  display: grid;
  grid-template-columns: minmax(260px, 500px) 0.9fr;
  gap: 56px;
  align-items: start;
  text-align: justify;
}

.intro-image img {
  width: 100%;
  height: auto;
  border-radius: 16px;
}

.intro-text h1 {
  color: var(--color-accent);
  text-align: center;
  font-weight: 700;
  font-size: clamp(1.4rem, 2.4vw, 1.75rem);
  margin-bottom: 1em;
}
.intro-text .hl {
  color: var(--color-accent);
  font-weight: 700;
  font-style: normal;
}

blockquote.lead-quote {
  margin: 24px 0;
  padding: 20px 24px;
  border-left: 4px solid var(--color-accent);
  background: var(--color-bg-alt);
  border-radius: 0 var(--radius) var(--radius) 0;
  font-style: italic;
  color: var(--color-text);
  text-align: left;
}

blockquote.lead-quote cite {
  display: block;
  margin-top: 10px;
  font-style: normal;
  font-weight: 600;
  font-size: 0.8rem;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

@media (max-width: 780px) {
  .intro-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: 999px;
  background: var(--color-primary);
  color: #fff;
  font-weight: 600;
  font-size: 0.95rem;
  border: none;
  cursor: pointer;
  transition: background var(--transition), transform var(--transition);
}
.btn:hover { background: var(--color-primary-dark); color: #fff; transform: translateY(-1px); }
.btn-accent { background: var(--color-accent); }
.btn-accent:hover { background: var(--color-accent-dark); }

/* ---------- Trainings grid ---------- */
.trainings-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin-top: 32px;
}

.training-card {
  background: var(--color-bg);
  border: 2px solid var(--color-border);
  border-radius: var(--radius);
  padding: 24px;
  display: flex;
  flex-direction: column;
  transition: box-shadow var(--transition), transform var(--transition);
}

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

.training-card__photo {
  margin: -24px -24px 18px;
  overflow: hidden;
  border-radius: var(--radius) var(--radius) 0 0;
}

.training-card__photo img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border-radius: var(--radius) var(--radius) 0 0;
  display: block;
}

.training-card h2 {
  font-size: 1.25rem;
  margin-bottom: 0.5em;
}

.training-card p {
  color: var(--color-text-muted);
  font-size: 0.96rem;
  flex-grow: 1;
  text-align: justify;
}

.training-card .btn { margin-top: 16px; align-self: flex-start; }

/* ---------- Екип: редове снимка (ляво) + текст (дясно) ---------- */
.team-list {
  display: flex;
  flex-direction: column;
  gap: 40px;
  margin-top: 10px;
}

.team-member {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 40px;
  align-items: start;
  padding: 32px;
  background: var(--color-bg);
  border: 2px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition);
}

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

.team-member__photo img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: 16px;
}

.team-member__info h2 { font-size: 1.25rem; margin-bottom: 4px; }

.team-member__info .role {
  color: var(--color-accent-dark);
  font-weight: 600;
  font-size: 0.92rem;
  margin-bottom: 14px;
}

.team-member__info .bio {
  color: var(--color-text-muted);
  font-size: 0.96rem;
  text-align: justify;
}

@media (max-width: 620px) {
  .team-member {
    grid-template-columns: 1fr;
  }
  .team-member__photo img {
    max-width: 220px;
    margin: 0 auto;
  }
  .team-member__info { text-align: left; }
}

/* ---------- Features (clients page intro) ---------- */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  margin-top: 28px;
}

.feature-card {
  background: var(--color-bg-alt);
  border-radius: var(--radius);
  padding: 20px;
  font-weight: 500;
  color: var(--color-primary-dark);
}

/* ---------- Клиенти: горна секция (снимка + "Защо да изберете нас?") ---------- */
.clients-hero-section { padding: 56px 0 40px; }

.reasons-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 14px;
  text-align: left;
}

.reasons-list li {
  position: relative;
  padding-left: 30px;
  color: var(--color-text);
  font-size: 1.2rem;
  line-height: 1.5;
}

.reasons-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--color-accent);
  font-weight: 700;
}

/* ---------- Клиенти: карти с лого, име и описание ---------- */
.clients-section { padding-top: 8px; }

.section-title {
  text-align: center;
  margin-bottom: 0.4em;
}

.section-subtitle {
  max-width: 720px;
  margin: 0 auto 8px;
  text-align: center;
  color: var(--color-text-muted);
}

.clients-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
  gap: 20px;
  margin-top: 36px;
}

.client-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 22px 18px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
}

.client-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
  border-color: var(--color-accent-light);
}

.client-card__logo {
  height: 64px;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 14px;
}

.client-card__logo img {
  max-height: 100%;
  max-width: 100%;
  object-fit: contain;
  filter: grayscale(35%);
  transition: filter var(--transition);
}

.client-card:hover .client-card__logo img { filter: grayscale(0%); }

.client-card__name {
  font-size: 0.98rem;
  font-weight: 600;
  color: var(--color-primary);
  margin: 0 0 6px;
}

.client-card__desc {
  font-size: 0.82rem;
  line-height: 1.45;
  color: var(--color-text-muted);
  margin: 0;
}

/* ---------- Контакти: двуколонен layout (снимка + данни/форма) ---------- */
.contact-section { padding: 48px 0 64px; }

.contact-grid {
  display: grid;
  grid-template-columns: minmax(260px, 440px) 1fr;
  gap: 56px;
  align-items: start;
}

.contact-image img {
  width: 100%;
  height: auto;
  border-radius: 2px;
  position: sticky;
  top: 96px;
}

.contact-side h1 { text-align: left; }

.contact-card {
  max-width: none;
  margin: 0 0 32px;
  background: var(--color-bg-alt);
  border-radius: var(--radius);
  padding: 18px 20px;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px 16px;
}

.contact-card dt {
  font-weight: 600;
  color: var(--color-primary);
}

.contact-card dd {
  margin: 0;
  color: var(--color-text);
  overflow-wrap: anywhere;
}

.form-title {
  margin-bottom: 0.4em;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.form-row { display: flex; flex-direction: column; gap: 6px; }

.form-row-half {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.form-row-half > div { display: flex; flex-direction: column; gap: 6px; }

.contact-form label {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--color-primary);
}

.contact-form .req { color: var(--color-accent); }

.contact-form input,
.contact-form textarea {
  font-family: var(--font-body);
  font-size: 0.96rem;
  padding: 11px 14px;
  border: 1px solid #b5b5b5;
  border-radius: 6px;
  background: #fff;
  color: var(--color-text);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-light);
}

.contact-form textarea { resize: vertical; min-height: 120px; }

.contact-form .btn { align-self: flex-start; }

.form-note {
  font-size: 0.82rem;
  color: var(--color-text-muted);
  margin: 4px 0 0;
}

/* Honeypot поле — визуално скрито, но достъпно за ботове, които не спазват CSS */
.hp-field {
  position: absolute;
  left: -9999px;
  top: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.form-alert {
  padding: 12px 16px;
  border-radius: 6px;
  font-size: 0.92rem;
  margin: 0 0 20px;
}

.form-alert-success {
  background: #e7f6ec;
  color: #1e7a3d;
  border: 1px solid #b9e3c6;
}

.form-alert-error {
  background: var(--color-accent-light);
  color: var(--color-accent-dark);
  border: 1px solid #f3c4c8;
}

@media (max-width: 780px) {
  .contact-grid { grid-template-columns: 1fr; gap: 32px; }
  .contact-image img { position: static; }
  .form-row-half { grid-template-columns: 1fr; }
}

/* ---------- Footer ---------- */
.site-footer {
  position: relative;
  background: var(--color-bg);
  color: var(--color-text-muted);
  padding: 28px 0;
  margin-top: 0px;
}

.site-footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(
    to right,
    rgba(199, 199, 199, 0) 0%,
    rgba(199, 199, 199, 0) calc(50% - 660px),
    #c7c7c7 calc(50% - 570px),
    #c7c7c7 calc(50% + 570px),
    rgba(199, 199, 199, 0) calc(50% + 660px),
    rgba(199, 199, 199, 0) 100%
  );
  filter: drop-shadow(0 4px 7px rgba(0, 0, 0, 0.3));
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 0;
  justify-content: center;
  margin-bottom: 12px;
}

.footer-nav a {
  color: var(--color-text-muted);
  font-size: 0.88rem;
  padding: 0 14px;
  border-right: 1px solid var(--color-border);
}

.footer-nav a:last-child { border-right: none; }

.footer-nav a:hover { color: var(--color-accent); }

.site-footer .copyright {
  text-align: center;
  font-size: 0.82rem;
  color: #a3a3a3;
}

/* ---------- Responsive ---------- */
@media (max-width: 820px) {
  .main-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: #fff;
    border-bottom: 1px solid var(--color-border);
    flex-direction: column;
    gap: 0;
    padding: 8px;
    box-shadow: var(--shadow-md);
    display: none;
  }
  .main-nav.is-open { display: flex; }
  .main-nav a { border-radius: 8px; padding: 12px 16px; }
  .nav-toggle { display: flex; }
}

@media (max-width: 480px) {
  section { padding: 40px 0; }
  .team-card img { width: 130px; height: 130px; }
}

/* ---------- Детайлна страница на обучение ---------- */
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 16px;
  font-weight: 700;
  font-size: 0.88rem;
  color: var(--color-text-muted);
}

.back-link:hover { color: var(--color-accent); }

.back-link ~ h1 {
  text-align: left;
}

.program-detail { padding-top: 8px; }

.program-section {
  max-width: 720px;
  margin: 0 auto 40px;
}

.program-section p { text-align: justify; }

.program-section h2 { margin-bottom: 0.7em; }

.topics-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.topics-list li {
  position: relative;
  padding-left: 28px;
  color: var(--color-text);
  line-height: 1.5;
}

.topics-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--color-accent);
  font-weight: 700;
}

.cta-box {
  text-align: center;
  background: var(--color-bg-alt);
  border-radius: var(--radius);
  padding: 20px 24px;
  margin-top: 40px;
}

.cta-box h2 { margin-bottom: 0.4em; }

.cta-box p {
  max-width: 560px;
  margin: 0 auto 24px;
  color: var(--color-text-muted);
}

/* ---------- 404 страница ---------- */
.error-page {
  padding: 90px 0;
  text-align: center;
}

.error-page .container { max-width: 560px; }

.error-code {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: clamp(4rem, 12vw, 6.5rem);
  color: var(--color-accent);
  line-height: 1;
  margin: 0 0 8px;
}

.error-page h1 { margin-bottom: 0.5em; }

.error-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  margin-top: 28px;
}