/* src/css/navbar.css */

:root {
    --navbar-height-desktop: 90px;
    --navbar-height-scrolled: 70px;
    --navbar-height-mobile: 75px;
    --navbar-transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --navbar-blur: 12px;
}

/* Main Navbar Container */
#navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 0;
    transition: var(--navbar-transition);
    background-color: transparent;
    backdrop-filter: blur(0px);
    -webkit-backdrop-filter: blur(0px);
}

/* Navbar Container */
#navbar .container {
    height: var(--navbar-height-desktop);
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 25px;
    max-width: 1400px;
    margin: 0 auto;
    transition: var(--navbar-transition);
    min-height: 100px; /* Ensure minimum height for logo */
}

/* Logo Styling */
#navbar .logo {
    display: flex;
    align-items: center;
    height: 100%;
    z-index: 1003; /* Above mobile menu overlay */
    transition: var(--navbar-transition);
    position: relative;
    padding: 5px 10px;
    border-radius: 8px;
    background: transparent;
}

#navbar .logo::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 8px;
    background: linear-gradient(135deg, 
        rgba(var(--color-accent-primary), 0.05) 0%, 
        rgba(var(--color-accent-secondary), 0.05) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

#navbar .logo:hover::before {
    opacity: 1;
}

body.dark-mode #navbar .logo::before {
    background: linear-gradient(135deg, 
        rgba(var(--dm-glow-color-rgb-values), 0.1) 0%, 
        rgba(var(--dm-accent-secondary-rgb), 0.1) 100%);
}

#navbar .logo img {
    height: 100px;
    width: auto;
    max-width: 180px;
    display: block;
    transition: height 0.4s ease, filter 0.3s ease, transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    object-fit: contain;
    padding: 8px 0;
}

#navbar .logo img:hover {
    transform: scale(1.08) rotate(-2deg);
    filter: drop-shadow(0 8px 20px rgba(5, 150, 105, 0.3));
}

#navbar .logo img:active {
    transform: scale(0.98) rotate(1deg);
}

/* Scroll animation - subtle rotate */
#navbar.scrolled .logo img {
    height: 140px;
    filter: brightness(1.05);
}

#navbar.scrolled .logo img:hover {
    transform: scale(1.1) rotate(3deg);
    filter: drop-shadow(0 10px 25px rgba(5, 150, 105, 0.4)) brightness(1.1);
}

/* Scrolled Navbar State */
#navbar.scrolled {
    background-color: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(var(--navbar-blur));
    -webkit-backdrop-filter: blur(var(--navbar-blur));
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}
#navbar.scrolled .container { height: var(--navbar-height-scrolled); }
#navbar.scrolled .logo img { height: 140px; }

/* Dark Mode Navbar */
body.dark-mode #navbar.scrolled {
    background-color: rgba(var(--dm-bg-deep-rgb), 0.9);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3),
                0 0 15px rgba(var(--color-glow-rgb-values), 0.1);
    border-bottom: 1px solid rgba(var(--color-glow-rgb-values), 0.2);
}
body.dark-mode #navbar .logo img {
    filter: drop-shadow(0 0 8px rgba(var(--color-glow-rgb-values), 0.3));
}

/* Enhanced logo styling for better visual hierarchy */
#navbar .logo {
    position: relative;
}

#navbar .logo img {
    position: relative;
    z-index: 2;
}

/* Add subtle glow effect on hover for dark mode */
body.dark-mode #navbar .logo:hover img {
    transform: scale(1.08) rotate(-2deg);
    filter: drop-shadow(0 0 20px rgba(52, 211, 153, 0.6)) brightness(1.15);
}

body.dark-mode #navbar .logo:active img {
    transform: scale(0.98) rotate(1deg);
}

body.dark-mode #navbar.scrolled .logo img:hover {
    transform: scale(1.1) rotate(3deg);
    filter: drop-shadow(0 0 25px rgba(52, 211, 153, 0.7)) brightness(1.2);
}

/* Light mode hover effect */
body.light-mode #navbar .logo:hover img {
    filter: drop-shadow(0 0 8px rgba(var(--lm-accent-primary-rgb-values), 0.3));
}

/* Desktop Navigation Links */
@media (min-width: 769px) {
    #navbar .nav-links {
        display: flex !important;
        align-items: center;
        height: 100%;
        flex-direction: row;
        position: static;
        transform: none;
        width: auto;
        background-color: transparent;
        padding: 0;
        gap: 8px;
    }

    #navbar .nav-links a {
        padding: 12px 16px;
        font-family: var(--font-primary);
        font-weight: 500;
        font-size: 0.95rem;
        color: var(--color-text-primary);
        position: relative;
        letter-spacing: 0.3px;
        transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
        border-radius: 8px;
        text-decoration: none;
    }
    #navbar .nav-links a::before {
        content: '';
        position: absolute;
        bottom: 8px;
        left: 50%;
        width: 0;
        height: 2px;
        background: linear-gradient(90deg, var(--color-accent-primary), var(--color-accent-secondary));
        transition: all 0.3s ease;
        transform: translateX(-50%);
        border-radius: 1px;
    }
    #navbar .nav-links a:hover, #navbar .nav-links a:focus {
        color: var(--color-accent-primary);
        background-color: rgba(var(--color-accent-rgb-values), 0.08);
        transform: translateY(-1px);
    }
    #navbar .nav-links a:hover::before { width: 70%; }

    body.dark-mode #navbar .nav-links a:hover, body.dark-mode #navbar .nav-links a:focus {
        color: var(--color-glow);
        background-color: rgba(var(--color-glow-rgb-values), 0.12);
    }

    #navbar .nav-links a.active-nav-link {
        color: var(--color-accent-primary);
        font-weight: 600;
        background-color: rgba(var(--color-accent-rgb-values), 0.1);
    }
    #navbar .nav-links a.active-nav-link::before { width: 80%; height: 3px; }

    body.dark-mode #navbar .nav-links a.active-nav-link {
        color: var(--color-glow);
        background-color: rgba(var(--color-glow-rgb-values), 0.15);
    }

    #navbar .nav-links .theme-switcher-mobile { display: none !important; }
}

/* Controls Container */
.controls-container {
    display: flex;
    align-items: center;
    height: 100%;
    gap: 20px;
}

/* Hamburger Menu Button */
#hamburger-menu {
    background: linear-gradient(135deg, var(--color-accent-primary), var(--color-accent-secondary));
    border: none;
    cursor: pointer;
    z-index: 1003; /* Above overlay */
    border-radius: 50%;
    width: 50px;
    height: 50px;
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    box-shadow: 0 4px 15px rgba(var(--color-shadow), 0.2);
    transition: all 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    padding: 0;
}
body.dark-mode #hamburger-menu {
    background: linear-gradient(135deg, var(--color-glow), rgba(var(--color-glow-rgb-values), 0.8));
    box-shadow: 0 0 15px rgba(var(--color-glow-rgb-values), 0.4);
}
#hamburger-menu:hover {
    transform: scale(1.1) rotate(90deg);
}
#hamburger-menu span {
    display: block;
    width: 22px;
    height: 2.5px;
    background-color: white;
    margin: 3px 0;
    transition: all 0.3s cubic-bezier(0.68, -0.55, 0.27, 1.55);
    border-radius: 2px;
}
#hamburger-menu.active span:nth-child(1) { transform: translateY(8.5px) rotate(135deg); }
#hamburger-menu.active span:nth-child(2) { transform: scaleX(0); opacity: 0; }
#hamburger-menu.active span:nth-child(3) { transform: translateY(-8.5px) rotate(-135deg); }

/* Mobile Styles & Menu Overlay */
@media (max-width: 768px) {
    #navbar .container { 
        height: var(--navbar-height-mobile); 
        padding: 0 20px; 
        min-height: 100px; /* Ensure minimum height for mobile logo */
    }
    #navbar .logo img { 
        height: 140px; /* Larger logo on mobile initially (at top) */
        max-width: 200px;
    }
    #navbar.scrolled .container { height: 80px; }
    #navbar.scrolled .logo img { 
        height: 80px; /* Smaller logo when scrolled */
    }

    #hamburger-menu { display: flex !important; }
    #theme-switcher-desktop { display: none !important; }

    #navbar .nav-links {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100vh;
        background: rgba(var(--lm-bg-deep-rgb, 225, 238, 188), 0.95);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        transform: translateY(-100%);
        transition: transform 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94), opacity 0.3s ease, visibility 0.3s ease, pointer-events 0.3s ease;
        z-index: 1002;
        padding: 40px 20px;
        gap: 15px;
        visibility: hidden;
        pointer-events: none;
        opacity: 0;
    }
    body.dark-mode #navbar .nav-links {
        background: rgba(var(--dm-bg-deep-rgb), 0.95);
    }
    #navbar .nav-links.active {
        transform: translateY(0%);
        visibility: visible;
        pointer-events: auto;
        opacity: 1;
    }

    #navbar .nav-links.active > * {
        opacity: 1;
        transform: translateY(0);
    }

    #navbar .nav-links.active > a:nth-child(1) { transition: opacity 0.4s ease 0.1s, transform 0.4s ease 0.1s; }
    #navbar .nav-links.active > a:nth-child(2) { transition: opacity 0.4s ease 0.2s, transform 0.4s ease 0.2s; }
    #navbar .nav-links.active > a:nth-child(3) { transition: opacity 0.4s ease 0.3s, transform 0.4s ease 0.3s; }
    #navbar .nav-links.active > a:nth-child(4) { transition: opacity 0.4s ease 0.4s, transform 0.4s ease 0.4s; }
    #navbar .nav-links.active > a:nth-child(5) { transition: opacity 0.4s ease 0.5s, transform 0.4s ease 0.5s; }
    #navbar .nav-links.active > a:nth-child(6) { transition: opacity 0.4s ease 0.6s, transform 0.4s ease 0.6s; }
    #navbar .nav-links.active > a:nth-child(7) { transition: opacity 0.4s ease 0.7s, transform 0.4s ease 0.7s; }
    #navbar .nav-links.active > .theme-switcher-mobile { transition: opacity 0.4s ease 0.8s, transform 0.4s ease 0.8s; }

    #navbar .nav-links > * {
        opacity: 0;
        transform: translateY(30px);
        transition: opacity 0.3s ease, transform 0.3s ease;
    }
    #navbar .nav-links > a {
        color: var(--color-text-primary);
        font-size: clamp(1.4rem, 5vw, 1.8rem);
        font-family: var(--font-primary);
        font-weight: 600;
        padding: 15px 25px;
        text-align: center;
        text-decoration: none;
    }
    #navbar .nav-links .theme-switcher-mobile {
        display: flex !important;
        margin-top: 30px;
        margin-bottom: 20px;
    }
}