/* =========================================================
   NFC Linktree Style
   Premium Dark/Grey Theme with Dynamic Glow
   ========================================================= */

:root {
    /* Base Colors as requested: Black, Dark Gray, Light Gray, White text */
    --bg-darker: #0d0d0d;
    --bg-dark: #121212;
    --gray-dark: #1f1f1f;
    --gray-mid: #2c2c2c;
    --gray-light: #5e5e5e;
    --gray-lighter: #8c8c8c;
    
    --text-white: #ffffff;
    --text-light: #dcdcdc;
    --text-muted: #9a9a9a;

    /* Dynamic RGB Values extracted by JS */
    --dyn-r: 100;
    --dyn-g: 100;
    --dyn-b: 100;
    
    --dynamic-color-solid: rgb(var(--dyn-r), var(--dyn-g), var(--dyn-b));
    --dynamic-color-soft: rgba(var(--dyn-r), var(--dyn-g), var(--dyn-b), 0.1);
    --dynamic-glow: rgba(var(--dyn-r), var(--dyn-g), var(--dyn-b), 0.15);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', sans-serif;
    -webkit-font-smoothing: antialiased;
}

body {
    background-color: var(--bg-darker);
    background-image: radial-gradient(circle at 50% 0%, var(--gray-dark) 0%, transparent 60%);
    color: var(--text-white);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    position: relative;
    overflow-x: hidden;
}

/* Background Glow Elements */
.dynamic-glow {
    position: fixed;
    width: 60vh;
    height: 60vh;
    background: radial-gradient(circle, var(--dynamic-glow) 0%, transparent 70%);
    border-radius: 50%;
    filter: blur(80px);
    z-index: -1;
    pointer-events: none;
    transition: background 1.5s ease-in-out;
}

.top-left {
    top: -20vh;
    left: -20vh;
}

.bottom-right {
    bottom: -20vh;
    right: -20vh;
    background: radial-gradient(circle, rgba(var(--dyn-r), var(--dyn-g), var(--dyn-b), 0.08) 0%, transparent 70%);
}

.container {
    width: 100%;
    max-width: 480px;
    padding: 3rem 1.5rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    z-index: 10;
}

/* --- Header & Profile --- */
.profile-header {
    text-align: center;
    margin-bottom: 2rem;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.profile-img-container {
    position: relative;
    width: 130px;
    height: 130px;
    border-radius: 50%;
    margin-bottom: 1.5rem;
}

#profile-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
    border: 3px solid var(--gray-mid);
    position: relative;
    z-index: 2;
    background-color: var(--gray-dark);
    transition: border-color 1s ease-in-out;
}

.img-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 110%;
    height: 110%;
    border-radius: 50%;
    background: var(--dynamic-color-soft);
    filter: blur(20px);
    z-index: 1;
    transition: all 1s ease;
    opacity: 0.8;
}

.name {
    font-size: 1.6rem;
    font-weight: 800;
    margin-bottom: 0.2rem;
    letter-spacing: 0.5px;
    background: linear-gradient(135deg, var(--text-white), var(--gray-lighter));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.title {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--dynamic-color-solid);
    margin-bottom: 1rem;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    transition: color 1s;
}

.bio {
    font-size: 0.9rem;
    color: var(--text-light);
    line-height: 1.6;
    max-width: 90%;
    text-align: center;
}

.takween-link {
    color: var(--dynamic-color-solid);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s;
}

.takween-link:hover {
    filter: brightness(1.2);
}

/* --- Links Grid --- */
.links-grid {
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.link-btn {
    display: flex;
    align-items: center;
    width: 100%;
    padding: 1.25rem 1.5rem;
    background: rgba(30, 30, 30, 0.5);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--gray-mid);
    border-radius: 12px;
    color: var(--text-light);
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    position: relative;
    overflow: hidden;
    gap: 1.2rem;
}

.link-btn:hover {
    transform: translateY(-2px);
    border-color: rgba(var(--dyn-r), var(--dyn-g), var(--dyn-b), 0.5);
    color: var(--text-white);
    background: rgba(45, 45, 45, 0.5);
    box-shadow: 0 10px 20px rgba(0,0,0,0.2), 0 0 15px rgba(var(--dyn-r), var(--dyn-g), var(--dyn-b), 0.1);
}

.link-btn i {
    font-size: 1.25rem;
    width: 25px;
    text-align: center;
    color: rgba(var(--dyn-r), var(--dyn-g), var(--dyn-b), 0.9);
    transition: color 0.3s ease;
}

.link-btn:hover i {
    color: var(--dynamic-color-solid);
    transform: scale(1.1);
}

.link-btn.primary-btn {
    background: linear-gradient(135deg, rgba(var(--dyn-r), var(--dyn-g), var(--dyn-b), 0.15), rgba(0,0,0,0.3));
    border-color: rgba(var(--dyn-r), var(--dyn-g), var(--dyn-b), 0.4);
    color: var(--text-white);
}

.link-btn.primary-btn:hover {
    background: linear-gradient(135deg, rgba(var(--dyn-r), var(--dyn-g), var(--dyn-b), 0.25), rgba(0,0,0,0.4));
}

.link-btn.primary-btn i {
    color: var(--dynamic-color-solid);
}

/* --- Footer --- */
footer {
    margin-top: 3rem;
    font-size: 0.8rem;
    color: var(--gray-light);
    text-align: center;
    font-weight: 400;
}

/* --- Responsive Adjustments --- */
@media (max-width: 400px) {
    .link-btn {
        padding: 1rem 1.2rem;
        font-size: 0.95rem;
    }
    .profile-img-container {
        width: 110px;
        height: 110px;
    }
}