/*navbar------------------------------------*/
/* --- THEME VARIABLES --- */
:root {
    --navbarseethro-glass: rgba(15, 15, 20, 0.75);
    --navbarseethro-border: rgba(255, 255, 255, 0.1);
    --navbarseethro-accent: #00d4ff;
    --navbarseethro-text: #ffffff;
    --navbarseethro-font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

/* --- NAV BASE --- */
.navbarseethro-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: var(--navbarseethro-glass);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px); /* Safari support */
    border-bottom: 1px solid var(--navbarseethro-border);
    font-family: var(--navbarseethro-font);
}

.navbarseethro-container {
    max-width: 1300px;
    margin: 0 auto;
    padding: 0.8rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* --- LOGO --- */
.navbarseethro-logo {
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--navbarseethro-text);
    text-decoration: none;
    letter-spacing: -1px;
}

    .navbarseethro-logo span {
        color: var(--navbarseethro-accent);
    }

/* --- MENU & LINKS --- */
.navbarseethro-menu {
    display: flex;
    list-style: none;
    align-items: center;
    gap: 2.5rem;
    margin: 0;
    padding: 0;
}

.navbarseethro-link {
    text-decoration: none;
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.95rem;
    font-weight: 500;
    letter-spacing: 0.5px;
    position: relative;
    padding: 8px 0;
    transition: all 0.4s cubic-bezier(0.23, 1, 0.32, 1);
}

    /* Animated Underline Effect */
    .navbarseethro-link::after {
        content: '';
        position: absolute;
        bottom: 0;
        left: 0;
        width: 0;
        height: 2px;
        background: var(--navbarseethro-accent);
        box-shadow: 0 0 12px var(--navbarseethro-accent);
        transition: width 0.35s cubic-bezier(0.23, 1, 0.32, 1);
    }

    .navbarseethro-link:hover {
        color: #fff;
        text-shadow: 0 0 10px rgba(0, 212, 255, 0.2);
    }

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

/* --- ELEGANT BUTTON --- */
.navbarseethro-btn {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--navbarseethro-accent);
    color: var(--navbarseethro-accent);
    padding: 0.7rem 1.6rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    transition: all 0.4s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
}

    .navbarseethro-btn:hover {
        background: var(--navbarseethro-accent);
        color: #000;
        transform: translateY(-2px);
        box-shadow: 0 5px 20px rgba(0, 212, 255, 0.4);
    }

/* --- MOBILE STYLES --- */
.navbarseethro-checkbox {
    display: none;
}

@media (max-width: 900px) {
    .navbarseethro-toggle {
        display: flex;
        flex-direction: column;
        justify-content: space-between;
        width: 30px;
        height: 20px;
        cursor: pointer;
    }

    .navbarseethro-bar {
        height: 2px;
        width: 100%;
        background-color: #fff;
        border-radius: 10px;
        transition: all 0.3s ease;
    }

    .navbarseethro-menu {
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        height: 0;
        background: rgba(10, 10, 15, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        justify-content: center;
        overflow: hidden;
        transition: height 0.4s cubic-bezier(0.23, 1, 0.32, 1);
    }

    .navbarseethro-checkbox:checked ~ .navbarseethro-menu {
        height: 350px;
        border-bottom: 1px solid var(--navbarseethro-border);
    }

    .navbarseethro-menu li {
        margin: 1.5rem 0;
    }

    .navbarseethro-link {
        font-size: 1.3rem;
    }

    /* Animate Hamburger to X */
    .navbarseethro-checkbox:checked + .navbarseethro-toggle .navbarseethro-bar:nth-child(1) {
        transform: translateY(9px) rotate(45deg);
    }

    .navbarseethro-checkbox:checked + .navbarseethro-toggle .navbarseethro-bar:nth-child(2) {
        opacity: 0;
    }

    .navbarseethro-checkbox:checked + .navbarseethro-toggle .navbarseethro-bar:nth-child(3) {
        transform: translateY(-9px) rotate(-45deg);
    }
}





/* ==========================================================================
   MOVING BACKGROUND ENGINE
   ========================================================================== */

:root {
    --movingbackground-dark-blue: #020617;
}

.movingbackground-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: var(--movingbackground-dark-blue);
    overflow: hidden;
    z-index: -1;
}

.movingbackground-canvas {
    width: 100%;
    height: 100%;
    filter: url(#movingbackground-goo); /* Applies the organic liquid effect */
}

.movingbackground-shape {
    position: absolute;
    width: 400px;
    height: 400px;
    opacity: 0.7;
    mix-blend-mode: screen; /* Shapes create brighter colors when they touch */
    animation: movingbackground-move 25s infinite alternate ease-in-out;
}

/* Individual Shape Colors & Starting Positions */
.movingbackground-shape-1 {
    background: radial-gradient(circle, #3b82f6 0%, transparent 70%);
    top: -10%;
    left: -10%;
    animation-duration: 20s;
}

.movingbackground-shape-2 {
    background: radial-gradient(circle, #ec4899 0%, transparent 70%);
    width: 500px;
    height: 500px;
    top: 40%;
    left: 50%;
    animation-duration: 30s;
    animation-delay: -5s;
}

.movingbackground-shape-3 {
    background: radial-gradient(circle, #8b5cf6 0%, transparent 70%);
    bottom: -10%;
    right: -10%;
    animation-duration: 25s;
    animation-delay: -2s;
}

.movingbackground-shape-4 {
    background: radial-gradient(circle, #10b981 0%, transparent 70%);
    width: 300px;
    height: 300px;
    top: 10%;
    right: 20%;
    animation-duration: 35s;
}

.movingbackground-shape-5 {
    background: radial-gradient(circle, #f59e0b 0%, transparent 70%);
    bottom: 20%;
    left: 10%;
    animation-duration: 22s;
}

/* Fluid Movement Keyframes */
@keyframes movingbackground-move {
    0% {
        transform: translate(0, 0) scale(1) rotate(0deg);
    }

    33% {
        transform: translate(30vw, -20vh) scale(1.2) rotate(120deg);
    }

    66% {
        transform: translate(-20vw, 40vh) scale(0.8) rotate(240deg);
    }

    100% {
        transform: translate(0, 0) scale(1) rotate(360deg);
    }
}

/* CRITICAL FIX: Hide the SVG safely without killing its internal filter engine */
.movingbackground-svg-filter {
    position: absolute;
    width: 0;
    height: 0;
    pointer-events: none;
    visibility: hidden;
}

/* Mobile Optimizations */
@media (max-width: 768px) {
    .movingbackground-shape {
        width: 250px;
        height: 250px;
        opacity: 0.5;
    }
}