/* Global styles shared across all pages */

/* Reset & base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
    background: #000;
    color: #fff;
    overflow-x: hidden;
}

/* responsive breakpoints (use with var(--bp-...)) */
:root {
    --bp-xs: 374px;
    --bp-sm: 480px;
    --bp-md: 768px;
    --bp-lg: 1024px;
    --bp-xl: 1440px;
    --bp-xxl: 1920px;
}

/* Navigation bar (shared) */
header {
    position: fixed;
    top: 20px;
    left: 40px;
    right: 40px;
    z-index: 1000;
    background: transparent;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    transition: all 0.4s ease;
}

header.scrolled {
    background: rgba(0, 0, 0, 0.95);
    top: 10px;
}

.primary-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 40px;
    max-width: 100%;
}

.menu-toggle-btn {
    display: flex;
    align-items: center;
    gap: 12px;
    background: none;
    border: none;
    color: #fff;
    font-size: 11px;
    letter-spacing: 2px;
    text-transform: uppercase;
    cursor: pointer;
    font-weight: 400;
    transition: opacity 0.3s;
}

.menu-toggle-btn:hover { opacity: 0.7; }

.hamburger-icon {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.hamburger-icon span {
    width: 20px;
    height: 1px;
    background: #fff;
    transition: all 0.3s;
}

/* hamburger animation when menu button is active */
.menu-toggle-btn.active .hamburger-icon span:nth-child(1) {
    transform: rotate(45deg) translate(4px, 4px);
}
.menu-toggle-btn.active .hamburger-icon span:nth-child(2) {
    opacity: 0;
}
.menu-toggle-btn.active .hamburger-icon span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

.logo-center {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-img {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    object-fit: cover;
    transition: all 0.4s ease;
}

.brand-name {
    font-size: 18px;
    font-weight: 400;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: #fff;
    text-decoration: none;
    opacity: 0;
    max-width: 0;
    overflow: hidden;
    white-space: nowrap;
    transition: all 0.4s ease;
}

header.scrolled .brand-name {
    opacity: 1;
    max-width: 200px;
}

.contact-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 30px;
    background: #fff;
    color: #000;
    text-decoration: none;
    font-size: 11px;
    letter-spacing: 2px;
    text-transform: uppercase;
    font-weight: 500;
    transition: all 0.3s ease;
    border-radius: 25px;
}

.contact-btn:hover {
    background: rgba(255, 255, 255, 0.9);
    transform: scale(1.02);
}

/* Secondary nav & other shared util classes could go here */

.secondary-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    margin-top: 10px;
    /* base translucent overlay to simulate frosted glass */
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(40px) saturate(200%) contrast(80%);
    -webkit-backdrop-filter: blur(40px) saturate(200%) contrast(80%);
    border: 1px solid rgba(255,255,255,0.25);
    box-shadow: 0 12px 48px rgba(0,0,0,0.35);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, backdrop-filter 0.25s ease, background-color 0.25s ease;
    border-radius: 20px;
}

/* overlay element behind dropdown to ensure page content is heavily blurred */
.secondary-nav::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    backdrop-filter: blur(60px) saturate(250%);
    -webkit-backdrop-filter: blur(60px) saturate(250%);
    pointer-events: none;
    z-index: -1;
}

.secondary-nav.active {
    max-height: 200px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(48px) saturate(220%) contrast(75%);
    -webkit-backdrop-filter: blur(48px) saturate(220%) contrast(75%);
}