/* ══════════ COMPONENTS — Light Theme ══════════ */

/* ── Navbar ── */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-navbar);
    background: transparent;
    border-bottom: 1px solid transparent;
    transition: transform 0.35s ease, background 0.35s ease, border-color 0.35s ease, box-shadow 0.35s ease, backdrop-filter 0.35s ease;
    height: var(--navbar-height);
    display: flex;
    align-items: center;
}

.navbar.scrolled {
    background: rgba(250, 250, 243, 0.8);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(232, 230, 222, 0.5);
    box-shadow: 0 1px 16px rgba(0, 0, 0, 0.06);
}

.navbar--hidden {
    transform: translateY(-100%);
}

.navbar__inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--space-xl);
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.navbar__logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: #fff;
    font-weight: var(--fw-bold);
    font-size: var(--fs-lg);
    gap: var(--space-sm);
    transition: color 0.35s ease;
}

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

.navbar__logo img {
    height: 56px;
    width: auto;
    filter: brightness(0) invert(1);
    transition: filter 0.35s ease;
}

.navbar.scrolled .navbar__logo img {
    filter: none;
}

.navbar__links {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
}

.navbar__link {
    color: rgba(255, 255, 255, 0.85);
    font-size: var(--fs-sm);
    font-weight: var(--fw-medium);
    text-decoration: none;
    transition: color 0.35s ease;
    padding: var(--space-sm) 0;
}

.navbar__link:hover,
.navbar__link.active {
    color: #fff;
}

.navbar.scrolled .navbar__link {
    color: var(--text-secondary);
}

.navbar.scrolled .navbar__link:hover,
.navbar.scrolled .navbar__link.active {
    color: var(--color-primary-dark);
}

.navbar__cta {
    margin-left: var(--space-md);
}

/* ── Navbar Dropdown ── */
.navbar__dropdown {
    position: relative;
}

/* Invisible bridge that fills the gap between the toggle and dropdown menu,
   preventing the dropdown from vanishing when the mouse crosses the gap. */
.navbar__dropdown::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    height: 16px;
    /* slightly larger than the 12px gap for tolerance */
    display: none;
}

.navbar__dropdown:hover::after {
    display: block;
}

.navbar__dropdown-toggle {
    background: none;
    border: none;
    cursor: pointer;
    font-family: var(--font-body);
    display: flex;
    align-items: center;
    gap: 4px;
}

.navbar__dropdown-menu {
    display: none;
    position: absolute;
    top: calc(100% + 12px);
    left: 50%;
    transform: translateX(-50%);
    background: #fff;
    border-radius: var(--radius-md);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.12), 0 0 0 1px rgba(0, 0, 0, 0.04);
    min-width: 240px;
    padding: var(--space-sm);
    z-index: 200;
    flex-direction: column;
}

.navbar__dropdown-menu::before {
    content: '';
    position: absolute;
    top: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 0;
    border-left: 8px solid transparent;
    border-right: 8px solid transparent;
    border-bottom: 8px solid #fff;
}

.navbar__dropdown:hover .navbar__dropdown-menu,
.navbar__dropdown.open .navbar__dropdown-menu {
    display: flex;
}

.navbar__dropdown-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    text-decoration: none;
    color: var(--text-primary);
    transition: background 0.2s ease, color 0.2s ease;
}

.navbar__dropdown-item:hover {
    background: rgba(207, 157, 69, 0.08);
    color: var(--color-primary-dark);
}

.navbar__dropdown-item strong {
    font-weight: var(--fw-bold);
    font-size: var(--fs-base);
}

.navbar__dropdown-item span {
    font-size: var(--fs-xs);
    color: var(--text-muted);
    font-weight: var(--fw-regular);
}

.navbar__toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-sm);
    flex-direction: column;
    gap: 5px;
}

.navbar__toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: #fff;
    border-radius: 2px;
    transition: transform var(--transition-fast), opacity var(--transition-fast), background 0.35s ease;
}

.navbar.scrolled .navbar__toggle span {
    background: var(--text-primary);
}

/* ── Buttons ── */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    font-family: var(--font-body);
    font-weight: var(--fw-semibold);
    font-size: var(--fs-btn);
    text-decoration: none;
    border-radius: var(--radius-pill);
    cursor: pointer;
    transition: all var(--transition-base);
    border: 2px solid transparent;
    white-space: nowrap;
    padding: 12px 28px;
}

.btn--primary {
    background: var(--color-primary);
    color: var(--text-on-primary);
    border-color: var(--color-primary);
}

.btn--primary:hover {
    background: var(--color-white);
    border-color: var(--color-primary);
    color: var(--color-primary-dark);
    transform: translateY(-2px) scale(1.02);
    box-shadow: 0 8px 30px rgba(var(--color-primary-rgb), 0.35), 0 0 0 1px rgba(var(--color-primary-rgb), 0.15);
}

.btn--secondary {
    background: transparent;
    color: var(--text-primary);
    border: 2px solid var(--text-primary);
}

.btn--secondary:hover {
    background: var(--text-primary);
    color: var(--color-white);
    transform: translateY(-1px);
}

.btn--outline {
    background: transparent;
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
}

.btn--outline:hover {
    background: var(--color-primary);
    color: var(--text-on-primary);
    transform: translateY(-1px);
}

.btn--small {
    padding: 10px 24px;
    font-size: var(--fs-sm);
}

.btn--large {
    padding: 16px 40px;
    font-size: var(--fs-btn);
}

/* ── Cards ── */
.card {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    padding: var(--space-xl);
    border: var(--border-light);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.card__icon {
    font-size: 2rem;
    margin-bottom: var(--space-md);
}

.card__title {
    font-size: var(--fs-lg);
    font-weight: var(--fw-semibold);
    margin-bottom: var(--space-sm);
    color: var(--text-primary);
}

.card__text {
    color: var(--text-muted);
    font-size: var(--fs-sm);
    line-height: var(--lh-relaxed);
}

/* ── Version Cards ── */
.version-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    padding-top: calc(70px + var(--space-md));
    border: var(--border-light);
    border-top: 4px solid var(--color-primary);
    text-align: center;
    transition: transform 0.4s ease, box-shadow 0.4s ease;
    overflow: visible;
    position: relative;
    margin-top: 0;
}

.version-card:hover {
    transform: translateY(-8px) scale(1.01);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.12);
}

.version-card__photo {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translate(-50%, -50%);
    margin-bottom: 0;
}

.version-card__badge {
    display: inline-block;
    background: var(--bg-blue-light);
    color: var(--text-primary);
    padding: 6px 16px;
    border-radius: var(--radius-pill);
    font-size: var(--fs-xs);
    font-weight: var(--fw-semibold);
    margin-bottom: var(--space-md);
}

.version-card__title {
    font-size: var(--fs-xl);
    font-weight: var(--fw-bold);
    margin-bottom: var(--space-sm);
    color: var(--text-primary);
}

.version-card__subtitle {
    font-size: var(--fs-sm);
    color: var(--text-muted);
    margin-bottom: var(--space-lg);
}

.version-card__features {
    list-style: none;
    text-align: left;
    margin-bottom: var(--space-xl);
}

.version-card__features li {
    padding: var(--space-sm) 0;
    border-bottom: 1px solid #F0EDE5;
    font-size: var(--fs-sm);
    color: var(--text-secondary);
}

.version-card__features li::before {
    content: "✓ ";
    color: var(--color-primary);
    font-weight: var(--fw-bold);
}

.version-card__name {
    font-size: var(--fs-2xl);
    font-weight: var(--fw-bold);
    font-family: var(--font-heading);
    margin-bottom: var(--space-xs);
}

.version-card__age {
    font-size: var(--fs-base);
    font-weight: var(--fw-semibold);
    color: var(--text-primary);
    margin-bottom: var(--space-md);
}

.version-card__text {
    font-size: var(--fs-sm);
    color: var(--text-muted);
    line-height: var(--lh-relaxed);
    margin-bottom: var(--space-xl);
}

.version-card__actions {
    display: flex;
    gap: var(--space-sm);
    flex-wrap: wrap;
    justify-content: center;
}

/* ── FAQ Accordion ── */
.faq__item {
    border-bottom: 1px solid #E8E6DE;
}

.faq__question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-lg) 0;
    background: none;
    border: none;
    cursor: pointer;
    text-align: left;
    font-family: var(--font-body);
    font-size: var(--fs-md);
    font-weight: var(--fw-semibold);
    color: var(--text-primary);
    transition: color var(--transition-fast);
}

.faq__question:hover {
    color: var(--color-primary-dark);
}

.faq__question::after {
    content: "+";
    font-size: var(--fs-xl);
    font-weight: var(--fw-regular);
    color: var(--color-primary);
    transition: transform var(--transition-fast);
    flex-shrink: 0;
    margin-left: var(--space-md);
}

.faq__item.active .faq__question::after {
    content: "−";
}

.faq__answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-slow), padding var(--transition-slow);
}

.faq__item.active .faq__answer {
    max-height: 500px;
    padding-bottom: var(--space-lg);
}

.faq__answer p {
    color: var(--text-muted);
    font-size: var(--fs-sm);
    line-height: var(--lh-relaxed);
}

/* ── Footer ── */
.footer {
    background: var(--bg-footer);
    color: var(--text-on-dark);
    padding: var(--space-4xl) 0 var(--space-xl);
    margin-top: var(--space-4xl);
}

.footer__inner {
    display: grid;
    grid-template-columns: 1.2fr 1fr 1fr;
    gap: var(--space-3xl);
}

.footer__brand-text {
    color: rgba(255, 255, 255, 0.6);
    font-size: var(--fs-sm);
    line-height: var(--lh-relaxed);
    max-width: 360px;
}

.footer__heading {
    color: var(--color-white);
    font-size: var(--fs-sm);
    font-weight: var(--fw-bold);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-lg);
}

.footer__link {
    display: block;
    color: rgba(255, 255, 255, 0.6);
    font-size: var(--fs-sm);
    padding: var(--space-xs) 0;
    transition: color var(--transition-fast);
}

.footer__link:hover {
    color: var(--color-primary-light);
}

.footer__link-subtitle {
    display: block;
    font-size: var(--fs-xs);
    color: rgba(255, 255, 255, 0.35);
    margin-top: 2px;
}

.footer__subheading {
    color: var(--color-white);
    font-size: var(--fs-sm);
    font-weight: var(--fw-bold);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-md);
    margin-top: var(--space-xl);
}

.footer__bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    margin-top: var(--space-3xl);
    padding-top: var(--space-lg);
    text-align: center;
}

.footer__bottom p {
    color: rgba(255, 255, 255, 0.4);
    font-size: var(--fs-xs);
}

.footer__social {
    display: flex;
    gap: var(--space-md);
    margin-top: var(--space-xs);
}

.footer__social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.08);
    transition: background var(--transition-fast), transform var(--transition-fast);
}

.footer__social-link:hover {
    background: var(--color-primary);
    transform: translateY(-2px);
}

.footer__social-link svg {
    width: 18px !important;
    height: 18px !important;
    flex-shrink: 0;
    fill: rgba(255, 255, 255, 0.7);
    transition: fill var(--transition-fast);
}

.footer__social-link:hover svg {
    fill: #fff;
}

/* ── Form Elements ── */
.form-group {
    margin-bottom: var(--space-lg);
}

.form-label {
    display: block;
    font-size: var(--fs-sm);
    font-weight: var(--fw-medium);
    color: var(--text-primary);
    margin-bottom: var(--space-sm);
}

.form-input,
.form-textarea {
    width: 100%;
    padding: 12px 16px;
    background: var(--bg-card);
    border: var(--border-medium);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: var(--fs-base);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(var(--color-primary-rgb), 0.15);
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--text-light);
}

.form-textarea {
    min-height: 140px;
    resize: vertical;
}

/* ── WhatsApp Floating Button ── */
.whatsapp-fab {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 9999;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: #25D366;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 16px rgba(37, 211, 102, 0.4);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    text-decoration: none;
}

.whatsapp-fab:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 24px rgba(37, 211, 102, 0.55);
}

.whatsapp-fab svg {
    width: 28px !important;
    height: 28px !important;
    flex-shrink: 0;
    fill: #fff;
}

/* ── Responsive ── */
@media (max-width: 768px) {
    .navbar__links {
        display: none;
        position: absolute;
        top: var(--navbar-height);
        left: 0;
        right: 0;
        background: rgba(255, 255, 255, 0.95);
        backdrop-filter: blur(16px);
        -webkit-backdrop-filter: blur(16px);
        flex-direction: column;
        padding: var(--space-lg);
        gap: var(--space-sm);
        border-bottom: 1px solid rgba(232, 230, 222, 0.5);
        box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
    }

    .navbar__links.active {
        display: flex;
    }

    /* Force dark text in mobile menu regardless of navbar state */
    .navbar__links .navbar__link {
        color: var(--text-secondary) !important;
    }

    .navbar__links .navbar__link:hover,
    .navbar__links .navbar__link.active {
        color: var(--color-primary-dark) !important;
    }

    .navbar__toggle {
        display: flex;
    }

    .navbar__cta {
        margin-left: 0;
        width: 100%;
        text-align: center;
        margin-top: var(--space-sm);
    }

    /* Dropdown in mobile menu */
    .navbar__dropdown {
        width: 100%;
    }

    .navbar__dropdown::after {
        display: none !important;
    }

    .navbar__dropdown-toggle {
        width: 100%;
        justify-content: center;
        text-align: center;
    }

    .navbar__dropdown-menu {
        position: static;
        transform: none;
        box-shadow: none;
        border-radius: 0;
        min-width: 0;
        padding: var(--space-xs) 0;
        border-left: none;
        margin-top: var(--space-xs);
        align-items: center;
    }

    .navbar__dropdown-menu::before {
        display: none;
    }

    /* Disable hover-open on mobile to avoid it getting stuck open */
    .navbar__dropdown:hover .navbar__dropdown-menu {
        display: none;
    }

    .navbar__dropdown.open .navbar__dropdown-menu {
        display: flex;
    }

    .navbar__dropdown-item {
        padding: 10px 12px;
        flex-direction: column;
        align-items: center;
        text-align: center;
        gap: 4px;
        width: 100%;
    }

    .footer__inner {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }
}