/* ═══════════════════════════════════════
   SHARED HEADER — used on landing + blog
   Source of truth for header styles.
   ═══════════════════════════════════════ */

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: var(--s-md, 16px) 0;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.header.scrolled {
    background: rgba(241, 241, 241, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border, #DCDCDC);
}

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

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* Logo */
.logo {
    font-size: 1.15rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    text-decoration: none;
    color: var(--text, #1A1A1A);
    font-family: var(--font, 'Inter', sans-serif);
}
.logo span { color: var(--gold, #B8976A); }

/* Nav */
.nav {
    display: flex;
    align-items: center;
    gap: var(--s-xl, 32px);
    min-width: 440px;
    justify-content: center;
}
.nav > a {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-soft, #4A4A4A);
    transition: color 0.2s;
    flex: 1;
    text-align: center;
    white-space: nowrap;
    text-decoration: none;
}
.nav > a:hover { color: var(--accent, #1A1A1A); }

/* Services dropdown in nav */
.nav-dropdown { position: relative; flex: 1; text-align: center; }
.nav-dropdown-trigger {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-soft, #4A4A4A);
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    display: flex;
    align-items: center;
    gap: 4px;
    font-family: var(--font, 'Inter', sans-serif);
    transition: color 0.2s;
}
.nav-dropdown-trigger:hover { color: var(--accent, #1A1A1A); }
.nav-dropdown-trigger svg {
    width: 12px;
    height: 12px;
    transition: transform 0.2s;
}
.nav-dropdown.open .nav-dropdown-trigger svg { transform: rotate(180deg); }

.nav-dropdown-menu {
    position: absolute;
    top: calc(100% + 12px);
    left: 50%;
    transform: translateX(-50%);
    background: var(--white, #FFFFFF);
    border: 1px solid var(--border, #DCDCDC);
    border-radius: var(--radius-sm, 8px);
    padding: 8px;
    min-width: 240px;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.2s, visibility 0.2s;
    box-shadow: 0 8px 32px rgba(0,0,0,0.08);
    z-index: 200;
}
.nav-dropdown.open .nav-dropdown-menu { opacity: 1; visibility: visible; }
.nav-dropdown-menu a {
    display: block;
    padding: 10px 16px;
    font-size: 0.85rem;
    color: var(--text-soft, #4A4A4A);
    text-decoration: none;
    transition: background 0.15s, color 0.15s;
    border-radius: var(--radius-sm, 8px);
    flex: none;
    text-align: left;
    white-space: normal;
}
.nav-dropdown-menu a:hover { background: var(--bg, #F1F1F1); color: var(--accent, #1A1A1A); }
.nav-dropdown-menu a.active { color: var(--gold, #B8976A); font-weight: 600; }

/* Header actions */
.header-actions {
    display: flex;
    align-items: center;
    gap: var(--s-md, 16px);
}

/* Language dropdown */
.lang-dropdown { position: relative; flex-shrink: 0; }
.lang-dropdown-trigger {
    display: flex;
    align-items: center;
    gap: 6px;
    height: 36px;
    border-radius: var(--radius-sm, 8px);
    background: rgba(0,0,0,0.05);
    cursor: pointer;
    transition: background 0.2s;
    padding: 0 10px;
    border: none;
    font-family: var(--font, 'Inter', sans-serif);
}
.lang-dropdown-trigger:hover { background: rgba(0,0,0,0.08); }
.lang-dropdown-trigger svg { width: 20px; height: 20px; display: block; border-radius: 50%; flex-shrink: 0; }
.lang-dropdown-trigger .lang-code {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text, #1A1A1A);
    line-height: 1;
}

.lang-dropdown-menu {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    background: var(--surface, #FFFFFF);
    border-radius: var(--radius, 16px);
    box-shadow: 0 8px 30px rgba(0,0,0,0.12), 0 0 0 1px rgba(0,0,0,0.04);
    padding: 6px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px) scale(0.96);
    transition: all 0.2s cubic-bezier(0.34, 1.56, 0.64, 1);
    z-index: 110;
    min-width: 120px;
}
.lang-dropdown.open .lang-dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
}

.lang-option {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    padding: 8px 12px;
    border-radius: var(--radius-sm, 8px);
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-soft, #4A4A4A);
    white-space: nowrap;
    cursor: pointer;
    transition: all 0.15s;
    border: none;
    background: none;
    font-family: var(--font, 'Inter', sans-serif);
}
.lang-option:hover { background: rgba(0,0,0,0.05); }
.lang-option.active { color: var(--text, #1A1A1A); font-weight: 600; background: rgba(0,0,0,0.03); }
.lang-option svg { width: 22px; height: 22px; border-radius: 50%; flex-shrink: 0; }

/* Header CTA button */
.header .btn {
    padding: 10px 24px;
    font-size: 0.85rem;
    min-width: 152px;
    text-align: center;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

/* Burger */
.burger {
    display: none;
    flex-direction: column;
    gap: 5px;
    width: 24px;
    cursor: pointer;
    background: none;
    border: none;
    padding: 8px;
}
.burger span {
    height: 2px;
    background: var(--text, #1A1A1A);
    border-radius: 2px;
    transition: all 0.3s;
    display: block;
}

/* Mobile nav overlay */
.mobile-nav {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    z-index: 10000;
    background: rgba(241,241,241,0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--s-xl, 32px);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}
.mobile-nav.open { opacity: 1; visibility: visible; }
.mobile-nav a {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text, #1A1A1A);
    transition: color 0.2s;
    text-decoration: none;
}
.mobile-nav a:hover { color: var(--gold, #B8976A); }
.mobile-nav-services-toggle { cursor: pointer; }
.mobile-nav-services {
    display: flex; flex-direction: column; align-items: center; gap: var(--s-md, 16px);
    max-height: 0; overflow: hidden; transition: max-height 0.3s ease;
}
.mobile-nav-services.open { max-height: 600px; }
.mobile-nav-services a { font-size: 1.1rem; font-weight: 400; color: var(--text-soft, #4A4A4A); }
.mobile-nav a.btn-primary {
    color: var(--white, #FFFFFF);
    font-size: 0.95rem;
    margin-top: var(--s-md, 16px);
}
.mobile-nav a.btn-primary:hover { color: var(--white, #FFFFFF); }
.mobile-nav-close {
    position: absolute;
    top: var(--s-lg, 24px);
    right: var(--s-lg, 24px);
    font-size: 1.75rem;
    color: var(--text, #1A1A1A);
    cursor: pointer;
    background: none;
    border: none;
    width: 44px; height: 44px;
    display: flex; align-items: center; justify-content: center;
    border-radius: 50%;
    transition: background 0.2s;
}
.mobile-nav-close:hover { background: rgba(0,0,0,0.05); }

/* ═══ Responsive ═══ */
@media (max-width: 1024px) {
    .nav { min-width: auto; }
}
@media (max-width: 768px) {
    .nav { display: none; }
    .burger { display: flex; }
    .header-actions .btn { display: none; }
    .header { padding: 12px 0; }
}