/* Color Variables */
:root {
    --primary-red: #57111b;
    --dark-red: #3d0c13;
    --light-red: #8c3040;
    --white: #FFFFFF;
    --off-white: #F8F8F8;
    --dark-grey: #1A1A1A;
    --text-grey: #333333;
    --gold: #D4AF37;
}

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

body {
    font-family: 'Montserrat', sans-serif;
    background-color: var(--off-white);
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: var(--primary-red);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    z-index: 1000;
    transition: all 0.3s ease;
}

.navbar.scrolled {
    background-color: var(--primary-red);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.8rem 2rem;
}

/* Logo Styles */
.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.logo-img {
    height: 60px;
    width: auto;
    transition: all 0.3s ease;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2.5rem;
}

.nav-link {
    text-decoration: none;
    color: var(--white);
    font-weight: 600;
    font-size: 0.95rem;
    letter-spacing: 0.5px;
    position: relative;
    padding: 0.5rem 0;
    transition: color 0.3s ease;
    text-transform: uppercase;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--gold), #fff8dc);
    transition: width 0.3s ease;
}

.nav-link:hover {
    color: var(--gold);
}

.nav-link:hover::after {
    width: 100%;
}

.nav-link.active {
    color: var(--gold);
}

.nav-link.active::after {
    width: 100%;
}

/* Hamburger Menu */
.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 6px;
    padding: 10px;
    z-index: 1002;
    background: transparent;
    border: none;
}

.hamburger span {
    width: 28px;
    height: 3px;
    background-color: var(--white);
    border-radius: 3px;
    transition: all 0.3s ease;
    transform-origin: center;
}

.navbar.scrolled .hamburger span {
    background-color: var(--white);
}

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

.hamburger.active span:nth-child(2) {
    opacity: 0;
    transform: translateX(-10px);
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
    background-color: var(--white);
}

/* Mobile Styles */
@media screen and (max-width: 992px) {
    .nav-menu {
        gap: 2rem;
    }

    .nav-link {
        font-size: 0.9rem;
    }
}

@media screen and (max-width: 768px) {
    .nav-container {
        padding: 0.6rem 1.5rem;
    }

    .logo-img {
        height: 50px;
    }

    .hamburger {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 100%;
        height: 100vh;
        background: linear-gradient(135deg, var(--dark-grey) 0%, #0d0d0d 100%);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 0;
        transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        z-index: 1001;
    }

    .nav-menu.active {
        right: 0;
    }

    .nav-menu li {
        width: 100%;
        text-align: center;
        opacity: 0;
        transform: translateY(20px);
        transition: all 0.3s ease;
    }

    .nav-menu.active li {
        opacity: 1;
        transform: translateY(0);
    }

    .nav-menu.active li:nth-child(1) { transition-delay: 0.1s; }
    .nav-menu.active li:nth-child(2) { transition-delay: 0.15s; }
    .nav-menu.active li:nth-child(3) { transition-delay: 0.2s; }
    .nav-menu.active li:nth-child(4) { transition-delay: 0.25s; }
    .nav-menu.active li:nth-child(5) { transition-delay: 0.3s; }

    .nav-link {
        display: block;
        color: var(--white);
        font-size: 1.5rem;
        font-weight: 600;
        letter-spacing: 2px;
        padding: 1.5rem 2rem;
        border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    }

    .nav-link:hover {
        color: var(--gold);
        background: rgba(255, 255, 255, 0.03);
    }

    .nav-link::after {
        display: none;
    }

    .nav-link.active {
        color: var(--gold);
        background: rgba(87, 17, 27, 0.15);
    }

    /* Overlay */
    .nav-overlay {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100vh;
        background-color: rgba(0, 0, 0, 0.7);
        z-index: 999;
        opacity: 0;
        transition: opacity 0.3s ease;
    }

    .nav-overlay.active {
        display: block;
        opacity: 1;
    }

    /* Mobile menu decorations */
    .nav-menu::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background:
            radial-gradient(circle at 10% 90%, rgba(87, 17, 27, 0.15) 0%, transparent 40%),
            radial-gradient(circle at 90% 10%, rgba(212, 175, 55, 0.1) 0%, transparent 40%);
        pointer-events: none;
    }

    .nav-menu::after {
        content: 'Nive Salon';
        position: absolute;
        bottom: 40px;
        left: 50%;
        transform: translateX(-50%);
        font-family: 'Playfair Display', serif;
        font-size: 1.2rem;
        color: rgba(255, 255, 255, 0.2);
        letter-spacing: 4px;
        text-transform: uppercase;
    }
}

@media screen and (max-width: 480px) {
    .nav-container {
        padding: 0.5rem 1rem;
    }

    .logo-img {
        height: 45px;
    }

    .hamburger {
        padding: 8px;
    }

    .hamburger span {
        width: 24px;
        height: 2px;
    }

    .nav-link {
        font-size: 1.3rem;
        padding: 1.2rem 1.5rem;
    }
}