@property --gradient-angle {
    syntax: "<angle>";
    initial-value: 0deg;
    inherits: false;
}

/* Import shared color variables */
@import url('variables.css');

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

html, body {
    height: 100vh;
    width: 100%;
    overflow: hidden;
    margin: 0;
    padding: 0;
}

img {
    width: 100%;
    pointer-events: none;
    user-select: none;
}

/* Navigation and Footer Container Alignment */
.nav-container,
.footer-container {
    max-width: 100%;
    margin: 0 auto;
    padding: 0 80px;
}

nav {
    position: sticky;
    top: 0;
    z-index: 50;
    flex-shrink: 0;
    background: var(--bg-dark-transparent) !important;
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-white-10);
    box-shadow: 0 4px 20px var(--shadow-black-30);
}

footer {
    flex-shrink: 0;
    background: var(--bg-dark-transparent) !important;
    backdrop-filter: blur(20px);
    border-top: 1px solid var(--border-white-10);
    box-shadow: 0 -4px 20px var(--shadow-black-30);
    position: relative;
}

@media (max-width: 815px) {
    footer {
        position: static;
        margin-top: auto;
    }
}

nav .logo-text,
footer .logo-text {
    color: var(--text-white);
    font-weight: 700;
}

nav .logo-icon,
footer .logo-icon {
    background: linear-gradient(135deg, var(--gradient-green) 0%, var(--gradient-teal) 40%, var(--gradient-blue) 50%, var(--gradient-light-blue) 70%, var(--gradient-purple) 100%);
}

nav a:not(.btn-nav),
nav button {
    color: var(--text-white-90);
}

nav a:not(.btn-nav):hover {
    color: var(--gradient-light-blue);
}

.btn-nav {
    background: linear-gradient(135deg, var(--gradient-green) 0%, var(--gradient-teal) 40%, var(--gradient-blue) 50%, var(--gradient-light-blue) 70%, var(--gradient-purple) 100%);
    color: var(--text-white);
    padding: 8px 20px;
    border-radius: 8px;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px var(--shadow-blue-30);
}

.btn-nav:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px var(--shadow-blue-40);
}

footer .footer-content {
    color: var(--text-white-80);
}

footer .footer-logo {
    color: var(--text-white);
}

/* Dropdown Menu Styles */
.dropdown-menu {
    opacity: 0;
    transform: scale(0.95) translateY(-10px);
    transition: opacity 0.1s ease-out, transform 0.1s ease-out;
    pointer-events: none;
}

.dropdown-menu.show {
    opacity: 1;
    transform: scale(1) translateY(0);
    pointer-events: auto;
    display: block !important;
}

#dropdown-arrow.rotate {
    transform: rotate(180deg);
}

/* HOME HERO SECTION */
.home {
    display: grid;
    grid-template-columns: 45% 50%;
    place-items: center;
    gap: 50px;
    background: var(--bg-hero-start);
    background: radial-gradient(circle, var(--bg-hero-start-transparent) 3%, var(--bg-hero-end) 60%);
    overflow: hidden;
    padding: 40px 80px;
    height: 100%;
    min-height: 0;
    flex: 1;
    overflow-y: auto;
}

main {
    flex: 1;
    min-height: 0;
    overflow: hidden;
}

.description {
    color: var(--text-white);
    padding: 0 50px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.description h1 {
    font-family: "Tilt Neon", sans-serif;
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    line-height: 1.1;
    margin-bottom: 20px;
}

.gradient-text {
    font-family: "Tilt Neon", sans-serif;
    background-image: linear-gradient(
        90deg,
        var(--gradient-green) 0%,
        var(--gradient-teal) 40%,
        var(--gradient-blue) 50%,
        var(--gradient-light-blue) 70%,
        var(--gradient-purple) 100%
    );
    color: transparent;
    background-size: contain;
    background-clip: text;
    -webkit-background-clip: text;
}

.description p {
    font-family: "Nunito", sans-serif;
    font-size: clamp(0.9rem, 3vw, 1.1rem);
    line-height: 1.5;
    margin-bottom: 25px;
}

.cta-button {
    margin-top: 10px;
}

.btn {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    background: linear-gradient(
        90deg,
        var(--gradient-green) 0%,
        var(--gradient-teal) 40%,
        var(--gradient-blue) 50%,
        var(--gradient-light-blue) 70%,
        var(--gradient-purple) 100%
    );
    background-size: 200%;
    background-position: left;
    color: var(--text-white);
    font-size: 1.2rem;
    font-weight: 500;
    border: 0;
    padding: 12px 24px;
    border-radius: 5px;
    box-shadow: 0 6px 8px var(--shadow-black-50),
        inset 0px 2px 2px var(--text-white-20);
    cursor: pointer;
    transition: all 0.3s ease-in;
}

.btn:hover {
    background-position: right;
    transform: translateY(-2px);
    box-shadow: 0 8px 12px var(--shadow-black-60),
        inset 0px 2px 2px var(--text-white-20);
}

.users-color-container {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-template-rows: repeat(3, 1fr);
    gap: 15px;
    height: 100%;
    align-items: center;
}

.item {
    max-width: 100%;
    width: 100%;
    aspect-ratio: 1/1;
    box-shadow: 0 8px 8px var(--shadow-black-50),
        inset 0px 2px 2px var(--text-white-20);
    animation: fadeIn 0.5s linear 1 forwards;
    animation-delay: calc(0.2s * var(--i));
    opacity: 0;
    object-fit: cover;
}

.item:nth-child(1) {
    background-color: var(--item-cyan);
    border-radius: 50% 50% 0 50%;
}

.item:nth-child(2) {
    border-radius: 50% 50% 0 0;
}

.item:nth-child(3) {
    background-color: var(--item-green);
    border-radius: 50%;
}

.item:nth-child(4) {
    border-radius: 0 0 0 50%;
}

.item:nth-child(5) {
    border-radius: 0 50% 50% 0;
}

.item:nth-child(6) {
    background-color: var(--item-purple);
    border-radius: 0 50% 50% 50%;
}

.item:nth-child(7) {
    border-radius: 50% 50% 0 50%;
}

.item:nth-child(8) {
    background-color: var(--item-orange);
    border-radius: 50% 0 0 50%;
}

.item:nth-child(9) {
    background-color: var(--item-pink);
    border-radius: 0 50% 50% 0;
}

.item:nth-child(10) {
    border-radius: 50%;
}

.item:nth-child(11) {
    background-color: var(--item-yellow);
    border-radius: 50% 0 50% 50%;
}

.item:nth-child(12) {
    border-radius: 50% 0 0 0;
}

@keyframes fadeIn {
    0% {
        opacity: 0;
        transform: scale(0);
    }
    100% {
        opacity: 1;
        transform: scale(1);
    }
}

@media (max-width: 1215px) {
    .btn {
        font-size: 1rem;
    }
}

@media (max-width: 1015px) {
    .nav-container,
    .footer-container {
        padding: 0 50px;
    }

    .home {
        grid-template-columns: 45% 50%;
        gap: 50px;
        padding: 30px 50px;
    }

    .btn {
        padding: 8px 12px;
    }
}

@media (max-width: 865px) {
    .nav-container,
    .footer-container {
        padding: 0 70px;
    }

    .home {
        grid-template-columns: 45% 50%;
        gap: 40px;
        padding: 30px 70px;
    }
    
    .users-color-container {
        gap: 15px;
    }
}

@media (max-width: 815px) {
    html, body {
        height: auto;
        min-height: 100vh;
        overflow-x: hidden;
        overflow-y: auto;
    }

    body > div {
        height: auto !important;
        min-height: 100vh;
        overflow: visible !important;
    }

    .nav-container,
    .footer-container {
        padding: 0 40px;
    }

    .home {
        grid-template-columns: 1fr;
        grid-template-rows: auto auto;
        grid-template-areas:
            "userscolorcontainer"
            "description";
        gap: 20px;
        padding: 30px 40px;
        height: auto;
        min-height: auto;
        overflow-y: visible;
    }

    main {
        overflow: visible;
        flex: none;
    }

    .users-color-container {
        grid-area: userscolorcontainer;
        gap: 15px;
        height: auto;
        min-height: 300px;
    }

    .description {
        grid-area: description;
        padding: 0;
        text-align: center;
    }

    .cta-button {
        display: flex;
        justify-content: center;
    }

    footer {
        position: static;
        margin-top: 0;
    }
}

@media (max-width: 460px) {
    .nav-container,
    .footer-container {
        padding: 0 40px;
    }

    .home {
        gap: 15px;
        padding: 20px 40px;
    }

    .description h1 {
        font-size: clamp(2rem, 5vw, 2.5rem);
        margin-bottom: 15px;
    }

    .description p {
        font-size: clamp(0.8rem, 3vw, 0.9rem);
        margin-bottom: 20px;
    }
    
    .cta-button {
        display: flex;
        justify-content: center;
    }
}