/* Navigation - Homepage (transparent, white text, scroll transition) */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    padding: 40px 60px 36px;
    display: flex;
    flex-direction: column;
    align-items: center;
    background: transparent;
    transition: background 0.35s ease, box-shadow 0.35s ease,
                padding 0.35s ease, transform 0.35s ease;
}

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

.navbar.scrolled {
    background: #ffffff;
    box-shadow: 0 2px 14px rgba(0, 0, 0, 0.08);
    padding: 24px 60px 22px;
}

.nav-top {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-left {
    display: flex;
    align-items: center;
    gap: 18px;
    width: 180px;
}

.social-icon {
    width: 46px;
    height: 46px;
    border: 1px solid rgba(255, 255, 255, 0.7);
    border-radius: 17%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s;
}

.social-icon:hover {
    background: rgba(255, 255, 255, 0.15);
}

.social-icon svg {
    width: 20px;
    height: 20px;
    fill: #fff;
    transition: fill 0.3s;
}

.navbar.scrolled .social-icon {
    border-color: rgba(0, 0, 0, 0.35);
}

.navbar.scrolled .social-icon:hover {
    background: rgba(0, 0, 0, 0.06);
}

.navbar.scrolled .social-icon svg {
    fill: #1a1a1a;
}

.nav-center {
    text-align: center;
    text-decoration: none;
    display: block;
}

.brand-name {
    font-size: 28px;
    letter-spacing: 5px;
    color: #fff;
    text-transform: uppercase;
    margin-bottom: 15px;
    font-weight: 500;
    transition: color 0.3s;
}

.logo-circle {
    width: 80px;
    height: 80px;
    margin: 0 auto;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: width 0.3s, height 0.3s;
}

.logo-circle::before {
    content: '';
    position: absolute;
    inset: 0;
    border: 1.5px solid rgba(255, 255, 255, 0.6);
    border-radius: 17%;
    transition: border-color 0.3s;
}

.logo-circle span {
    font-size: 26px;
    color: #fff;
    font-weight: 400;
    letter-spacing: 1px;
    transition: color 0.3s;
}

.navbar.scrolled .brand-name {
    color: #1a1a1a;
    font-size: 22px;
    margin-bottom: 10px;
}

.navbar.scrolled .logo-circle {
    width: 64px;
    height: 64px;
}

.navbar.scrolled .logo-circle span {
    color: #1a1a1a;
    font-size: 20px;
}

.navbar.scrolled .logo-circle::before {
    border-color: rgba(0, 0, 0, 0.5);
}

.nav-right {
    display: flex;
    align-items: center;
    width: 180px;
}

.contact-btn {
    padding: 16px 26px;
    background: #fff;
    color: #333;
    border: none;
    border-radius: 30px;
    font-size: 18px;
    cursor: pointer;
    font-family: 'Raleway', sans-serif;
    letter-spacing: 0.5px;
    transition: all 0.3s;
}

.contact-btn:hover {
    background: #f0f0f0;
}

.navbar.scrolled .contact-btn {
    background: #1a4d5e;
    color: #fff;
}

.navbar.scrolled .contact-btn:hover {
    background: #143c4a;
}

.nav-links {
    width: 100%;
    display: flex;
    justify-content: center;
    gap: 48px;
    margin-top: 30px;
    transition: margin-top 0.3s;
}

.navbar.scrolled .nav-links {
    margin-top: 14px;
}

.nav-links a {
    color: #fff;
    text-decoration: none;
    font-size: 20px;
    font-family: 'Raleway', sans-serif;
    letter-spacing: 0.5px;
    transition: color 0.3s, opacity 0.3s;
    font-weight: 500;
}

.nav-links a:hover {
    opacity: 0.7;
}

.navbar.scrolled .nav-links a {
    color: #1a1a1a;
}

.mobile-social {
    display: none;
}

.mobile-contact-btn {
    display: none;
}

.hamburger {
    display: none;
    position: absolute;
    top: 20px;
    right: 20px;
    background: none;
    border: none;
    cursor: pointer;
    width: 30px;
    height: 24px;
    z-index: 1001;
}

.hamburger span {
    display: block;
    width: 100%;
    height: 2px;
    background: #fff;
    margin: 6px 0;
    transition: all 0.3s;
}

.navbar.scrolled .hamburger span {
    background: #1a1a1a;
}

.hamburger.active span {
    background: #1a1a1a;
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Responsive */
@media (max-width: 768px) {
    .navbar {
        padding: 16px 20px;
    }

    .navbar.scrolled {
        padding: 14px 20px;
    }

    .nav-top {
        justify-content: space-between;
        align-items: center;
    }

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

    .brand-name {
        font-size: 15px;
        letter-spacing: 2px;
        margin-bottom: 0;
    }

    .logo-circle {
        display: none;
    }

    .nav-left {
        display: none;
    }

    .nav-right {
        width: auto;
    }

    .contact-btn {
        padding: 10px 20px;
        font-size: 14px;
    }

    .hamburger {
        display: block;
        top: 16px;
        right: 20px;
    }

    .nav-right {
        display: none;
    }

    .nav-links {
        display: flex;
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100vh;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 0;
        margin-top: 0;
        padding: 60px 20px 40px;
        background: #faf5ec;
        z-index: 999;
        opacity: 0;
        visibility: hidden;
        pointer-events: none;
        transition: opacity 0.3s ease, visibility 0.3s ease;
    }

    .nav-links.open {
        opacity: 1;
        visibility: visible;
        pointer-events: auto;
    }

    .nav-links a {
        color: #1a1a1a;
        font-size: 30px;
        font-family: 'Raleway', sans-serif;
        padding: 12px 0;
        width: 100%;
        text-align: center;
        opacity: 1;
        letter-spacing: 0.5px;
        font-weight: 500;
    }

    .mobile-social {
        display: none;
    }

    .nav-links.open .mobile-social {
        display: flex;
        gap: 14px;
        margin-top: 40px;
    }

    .nav-links .social-icon {
        width: 42px;
        height: 42px;
        border: 1px solid #333;
        border-radius: 17%;
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .nav-links .social-icon svg {
        width: 18px;
        height: 18px;
        fill: #333;
    }

    .mobile-contact-btn {
        display: none;
    }

    .nav-links.open .mobile-contact-btn {
        display: block;
        margin-top: 32px;
        padding: 16px 48px;
        background: #1a4d5e;
        color: #fff;
        border: none;
        border-radius: 30px;
        font-size: 16px;
        font-family: 'Raleway', sans-serif;
        letter-spacing: 0.5px;
        cursor: pointer;
    }
}