:root {
    --bg-color: #FEFDF9;
    --text-color: #1A1A1A;
    --accent-color: #D4AF37;
    --accent-dark: #AA6C39;
    --accent-gradient-start: #BF953F;
    --accent-gradient-mid: #FCF6BA;
    --accent-gradient-end: #B38728;
    --bullet-color: #C19A6B;
    --button-bg: #111111;
    --button-text: #FFFFFF;
    --card-shadow: 0 15px 40px -10px rgba(191, 149, 63, 0.15);
    --gray-light: #F7F5F0;
    --font-heading: 'Cormorant Infant', serif;
    --font-body: 'Poppins', sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
}
.container { max-width: 1140px; margin: 0 auto; padding: 0 20px; }
h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: 700;
    text-transform: uppercase;
    line-height: 1.1;
}
.section { padding: 80px 0; }
.section--dark-alt { background-color: var(--gray-light); }

.section__title {
    font-size: 3rem;
    text-align: center;
    margin-bottom: 3rem;
    background: linear-gradient(to right, var(--accent-gradient-start), var(--accent-gradient-mid), var(--accent-gradient-end), var(--accent-gradient-mid), var(--accent-gradient-start));
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    color: var(--accent-color);
    animation: shine 6s linear infinite;
}
@keyframes shine { to { background-position: 200% center; } }

/* Buttons */
.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background-color: var(--button-bg);
    color: var(--button-text);
    padding: 16px 40px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    font-family: var(--font-body);
    font-size: 1rem;
}
.button:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
    background-color: #333;
}
.button--buy {
    font-size: 1.3rem;
    padding: 22px 60px;
    background: linear-gradient(180deg, #F0C978 0%, #CC9245 100%);
    color: #FFFFFF;
    border: none;
    box-shadow: 0 10px 30px rgba(204, 146, 69, 0.4);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.15);
}
.button--buy:hover {
    transform: translateY(-2px) scale(1.05);
    box-shadow: 0 20px 50px rgba(204, 146, 69, 0.6);
    background: linear-gradient(180deg, #F0C978 0%, #CC9245 100%);
}

/* ===== HERO ===== */
.course-hero {
    text-align: center;
    padding: 80px 20px 60px;
}
.course-hero__title {
    font-size: 4.5rem;
    margin-bottom: 20px;
    background: linear-gradient(to right, #bf953f, #fcf6ba, #b38728, #fbf5b7, #aa771c);
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: shine 5s linear infinite;
}
.course-hero__subtitle {
    font-size: 1.2rem;
    opacity: 0.8;
    margin-bottom: 30px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* ===== FOR WHOM ===== */
.for-whom-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    max-width: 900px;
    margin: 0 auto;
}
.for-whom-card {
    background: #FFF;
    padding: 35px 30px;
    border-radius: 16px;
    border: 1px solid rgba(0,0,0,0.05);
    box-shadow: 0 5px 20px rgba(0,0,0,0.03);
    transition: 0.3s;
}
.for-whom-card:hover {
    border-color: var(--accent-color);
    transform: translateY(-3px);
}
.for-whom-card h3 {
    font-size: 1.3rem;
    margin-bottom: 10px;
    color: var(--accent-dark);
}
.for-whom-card p { font-size: 1rem; color: #555; }

/* ===== ACCORDION ===== */
.accordion { max-width: 900px; margin: 0 auto; }
.accordion__item {
    margin-bottom: 12px;
    background: #FFF;
    border: 1px solid rgba(191, 149, 63, 0.15);
    border-radius: 8px;
    overflow: hidden;
}
.accordion__header {
    width: 100%;
    padding: 22px 25px;
    background: transparent;
    border: none;
    text-align: left;
    font-family: 'Inter', sans-serif;
    font-size: 1.05rem;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: #222;
    transition: background 0.3s;
}
.accordion__header:hover { background: rgba(191, 149, 63, 0.05); }
.accordion__content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease;
    padding: 0 25px;
    background: #FFFEFA;
}
.accordion__content p { padding-bottom: 20px; color: #555; font-size: 0.95rem; font-family: 'Inter', sans-serif; }

/* Highlighted lesson (Aspekty) */
.accordion__item--highlighted {
    border: 2px solid var(--accent-color);
    box-shadow: 0 5px 20px rgba(191, 149, 63, 0.12);
}
.accordion__item--bonus {
    border-style: dashed;
    border-color: var(--accent-color);
    background: #FFFBF0;
}
.lesson-standalone-badge {
    background: linear-gradient(135deg, #FFFBF0, #FFF8E7);
    border: 1px solid var(--accent-color);
    border-radius: 10px;
    padding: 15px 20px;
    margin-bottom: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 15px;
    flex-wrap: wrap;
}
.lesson-standalone-badge span { font-size: 0.95rem; font-weight: 500; }
.lesson-standalone-badge a {
    color: var(--accent-dark);
    font-weight: 600;
    text-decoration: none;
    white-space: nowrap;
}
.lesson-standalone-badge a:hover { text-decoration: underline; }

/* ===== ADVANCED DETAILS ===== */
.course-advanced-details__intro {
    text-align: center;
    font-size: 1.1rem;
    color: #555;
    max-width: 700px;
    margin: 0 auto 40px;
}
.advanced-features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
    margin-bottom: 40px;
}
.advanced-feature {
    background: #FFF;
    padding: 25px;
    border-radius: 12px;
    border: 1px solid rgba(0,0,0,0.05);
    box-shadow: 0 3px 15px rgba(0,0,0,0.03);
}
.advanced-feature h4 {
    font-size: 1.1rem;
    margin-bottom: 8px;
    color: var(--accent-dark);
}
.advanced-feature p { font-size: 0.95rem; color: #555; }
.advanced-extras {
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
}
.advanced-extras p {
    font-size: 1.05rem;
    margin-bottom: 10px;
}

/* ===== TARIFFS ===== */
.tariffs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    max-width: 900px;
    margin: 0 auto 40px;
    align-items: start;
}
.tariff-card {
    background: #FFF;
    border: 1px solid rgba(0,0,0,0.08);
    border-radius: 20px;
    padding: 40px 30px;
    display: flex;
    flex-direction: column;
    transition: 0.3s;
    position: relative;
}
.tariff-card:hover {
    box-shadow: 0 20px 50px rgba(0,0,0,0.1);
    transform: translateY(-5px);
}
.tariff-card--popular {
    border: 2px solid var(--accent-color);
    box-shadow: var(--card-shadow);
}
.tariff-card__popular-tag {
    position: absolute;
    top: 0;
    right: 0;
    background: var(--accent-color);
    color: #FFF;
    padding: 5px 20px;
    font-weight: 700;
    border-bottom-left-radius: 10px;
    font-size: 0.8rem;
    text-transform: uppercase;
}
.tariff-card__header { margin-bottom: 20px; text-align: center; }
.tariff-card__header h3 { font-size: 1.5rem; margin-bottom: 8px; }
.tariff-card__audience { font-size: 0.95rem; color: #777; }
.tariff-card__content { flex: 1; }
.tariff-card__content ul { list-style: none; margin-bottom: 25px; }
.tariff-card__content li {
    padding: 8px 0;
    font-size: 1rem;
    border-bottom: 1px solid rgba(0,0,0,0.04);
}
.tariff-card__footer { text-align: center; }
.tariff-card__price {
    font-family: 'Inter', sans-serif;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--accent-dark);
    margin-bottom: 20px;
}

/* ===== PROMO CODE ===== */
.promo-section {
    max-width: 500px;
    margin: 0 auto;
    text-align: center;
}
.promo-section__label {
    font-size: 0.95rem;
    color: #888;
    margin-bottom: 10px;
}
.promo-section__form {
    display: flex;
    gap: 10px;
}
.promo-section__input {
    flex: 1;
    padding: 12px 16px;
    border: 1px solid rgba(0,0,0,0.15);
    border-radius: 8px;
    font-family: var(--font-body);
    font-size: 1rem;
    background: #FFF;
}
.promo-section__input:focus {
    outline: none;
    border-color: var(--accent-color);
}
.promo-section__btn {
    padding: 12px 24px;
    background: var(--button-bg);
    color: var(--button-text);
    border: none;
    border-radius: 8px;
    font-family: var(--font-body);
    font-weight: 600;
    cursor: pointer;
    transition: 0.3s;
}
.promo-section__btn:hover { background: #333; }
.promo-section__result {
    margin-top: 10px;
    font-size: 0.9rem;
    color: #4CAF50;
    min-height: 20px;
}

/* ===== ABOUT ===== */
.about__content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
    background: #FFF;
    padding: 40px;
    border-radius: 20px;
    box-shadow: var(--card-shadow);
}
.about__text p { margin-bottom: 20px; }
.about__image {
    min-height: 500px;
    background-image: url('../intensiv/about_author.jpg');
    background-size: cover;
    background-position: center;
    border-radius: 10px;
}
.about-intro { font-size: 1.1rem; }
.about-intro strong { color: var(--accent-dark); }
.about-stats-container {
    display: flex;
    gap: 40px;
    margin: 30px 0;
    padding: 20px 0;
    border-top: 1px solid rgba(191, 149, 63, 0.2);
    border-bottom: 1px solid rgba(191, 149, 63, 0.2);
}
.about-stat { display: flex; flex-direction: column; }
.stat-number {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--accent-dark);
    line-height: 1;
    margin-bottom: 5px;
}
.stat-label {
    font-size: 0.9rem;
    color: #666;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* ===== FAQ ===== */
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item {
    border-bottom: 1px solid rgba(0,0,0,0.08);
    padding: 20px 0;
}
.faq-item summary {
    cursor: pointer;
    font-weight: 500;
    font-size: 1.05rem;
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
    content: '+';
    font-size: 1.3rem;
    color: var(--accent-color);
    transition: transform 0.3s;
}
.faq-item[open] summary::after { content: '−'; }
.faq-answer {
    padding-top: 12px;
    font-size: 0.95rem;
    color: #555;
    line-height: 1.7;
}

/* ===== MOBILE ===== */
@media (max-width: 768px) {
    .course-hero__title { font-size: 3rem; }
    .about__content { grid-template-columns: 1fr; }
    .about__image { order: -1; min-height: 350px; }
    .tariffs-grid { grid-template-columns: 1fr; }
    .button--buy { width: 100%; padding: 20px 10px; }
    .for-whom-grid { grid-template-columns: 1fr; }
    .advanced-features-grid { grid-template-columns: 1fr; }
    .lesson-standalone-badge { flex-direction: column; text-align: center; }
}