/* Components - Profesionální tlačítka, karty a navigace */

/* ========== TLAČÍTKA ========== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: 1rem 2rem;
    border-radius: var(--radius-full);
    font-weight: var(--font-weight-semibold);
    text-decoration: none;
    text-align: center;
    cursor: pointer;
    border: 2px solid transparent;
    transition: all var(--transition-base);
    font-size: var(--font-size-sm);
    white-space: nowrap;
    text-transform: uppercase;
    letter-spacing: var(--letter-spacing-wide);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.btn:hover::before {
    left: 100%;
}

.btn--primary {
    background: var(--gradient-gold);
    color: var(--color-primary-dark);
    box-shadow: var(--shadow-gold);
}

.btn--primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(212, 168, 75, 0.4);
}

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

.btn--secondary:hover {
    background-color: var(--color-white);
    color: var(--color-primary);
    transform: translateY(-3px);
}

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

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

.btn--white {
    background-color: var(--color-white);
    color: var(--color-primary);
    box-shadow: var(--shadow-md);
}

.btn--white:hover {
    background-color: var(--color-cream);
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.btn--ghost {
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-white);
    border-color: rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
}

.btn--ghost:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.5);
}

.btn--sm {
    padding: 0.625rem 1.25rem;
    font-size: var(--font-size-xs);
}

.btn--lg {
    padding: 1.25rem 2.5rem;
    font-size: var(--font-size-base);
}

/* ========== BURGER MENU ========== */

.header__burger {
    display: none;
    background: none;
    flex-direction: column;
    cursor: pointer;
    gap: 6px;
    padding: 0;
    border: none;
    margin-left: auto;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: var(--radius-md);
    transition: background-color var(--transition-base);
}

.header__burger:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.burger__line {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--color-white);
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
    transform-origin: center;
}

/* Burger menu otevřené */
.header__burger.burger--open .burger__line:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.header__burger.burger--open .burger__line:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

.header__burger.burger--open .burger__line:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* ========== NAVIGACE ========== */

.header__nav {
    display: flex;
    align-items: center;
}

.nav__list {
    list-style: none;
    display: flex;
    gap: var(--spacing-xl);
    margin: 0;
    padding: 0;
    align-items: center;
    transition: all var(--transition-base);
}

.nav__item {
    position: relative;
}

.nav__link {
    color: var(--color-white);
    text-decoration: none;
    font-weight: var(--font-weight-medium);
    transition: all var(--transition-base);
    cursor: pointer;
    position: relative;
    padding: var(--spacing-sm) 0;
    display: inline-block;
    font-size: var(--font-size-sm);
    text-transform: uppercase;
    letter-spacing: var(--letter-spacing-wide);
}

.nav__link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--gradient-gold);
    transition: all var(--transition-base);
    transform: translateX(-50%);
}

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

.nav__link:hover::after {
    width: 100%;
}

/* ========== KARTY ========== */

.card {
    background: var(--color-white);
    border-radius: var(--radius-2xl);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.card__image {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.card__content {
    padding: var(--spacing-xl);
}

.card__title {
    font-family: var(--font-heading);
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.card__text {
    color: var(--color-gray);
    line-height: var(--line-height-relaxed);
}

/* ========== BADGES ========== */

.badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: var(--letter-spacing-wide);
}

.badge--primary {
    background: rgba(212, 168, 75, 0.15);
    color: var(--color-accent-dark);
}

.badge--success {
    background: var(--color-success-light);
    color: var(--color-success);
}

/* ========== MOBILNÍ NAVIGACE ========== */

@media (max-width: 900px) {
    .header {
        flex-wrap: wrap;
        padding: var(--spacing-md) var(--spacing-lg);
    }

    .header__title {
        font-size: var(--font-size-lg);
        order: 1;
    }

    .header__burger {
        display: flex;
        order: 2;
    }

    .header__nav {
        order: 3;
        width: 100%;
        max-height: 0;
        overflow: hidden;
        transition: max-height var(--transition-slow), padding var(--transition-slow);
        flex-direction: column;
        align-items: stretch;
        background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary-light) 100%);
        margin-top: var(--spacing-md);
        border-radius: var(--radius-xl);
        opacity: 0;
    }

    .header__nav.nav--open {
        max-height: 500px;
        padding: var(--spacing-md) 0;
        opacity: 1;
    }

    .nav__list {
        flex-direction: column;
        gap: 0;
        padding: 0;
    }

    .nav__item {
        width: 100%;
        text-align: center;
        border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    }

    .nav__item:last-child {
        border-bottom: none;
    }

    .nav__link {
        display: block;
        padding: var(--spacing-md) var(--spacing-lg);
        border-radius: 0;
        font-size: var(--font-size-base);
    }

    .nav__link::after {
        display: none;
    }

    .nav__link:hover {
        background-color: rgba(255, 255, 255, 0.1);
        color: var(--color-accent);
    }
}

/* ========== IKONY ========== */

.icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.icon--sm {
    width: 20px;
    height: 20px;
}

.icon--md {
    width: 24px;
    height: 24px;
}

.icon--lg {
    width: 32px;
    height: 32px;
}

/* ========== DIVIDER ========== */

.divider {
    width: 60px;
    height: 3px;
    background: var(--gradient-gold);
    margin: var(--spacing-lg) auto;
    border-radius: var(--radius-full);
}

/* ========== TEXT STYLES ========== */

.text-accent {
    color: var(--color-accent);
}

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

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

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

.text-uppercase {
    text-transform: uppercase;
    letter-spacing: var(--letter-spacing-wide);
}