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

:root {
    --bg-color: #0b0f19;
    --card-bg: rgba(255, 255, 255, 0.03);
    --card-border: rgba(255, 255, 255, 0.08);
    --card-hover-bg: rgba(255, 255, 255, 0.07);
    --card-hover-border: rgba(99, 102, 241, 0.4);
    --text-primary: #f3f4f6;
    --text-secondary: #9ca3af;
    --accent: #6366f1;
    --accent-glow: rgba(99, 102, 241, 0.15);
    --icon-bg: rgba(255, 255, 255, 0.05);
    --shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
    --radius: 16px;
    --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="light"] {
    --bg-color: #f8fafc;
    --card-bg: rgba(255, 255, 255, 0.8);
    --card-border: rgba(0, 0, 0, 0.06);
    --card-hover-bg: #ffffff;
    --card-hover-border: rgba(99, 102, 241, 0.5);
    --text-primary: #0f172a;
    --text-secondary: #64748b;
    --accent: #4f46e5;
    --accent-glow: rgba(79, 70, 229, 0.12);
    --icon-bg: rgba(0, 0, 0, 0.04);
    --shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.08);
}

body {
    font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 2rem 1rem;
    position: relative;
    overflow-x: hidden;
    transition: background-color 0.3s ease, color 0.3s ease;
}

/* Background Ambient Glow */
.background-glow {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--accent-glow) 0%, rgba(0, 0, 0, 0) 70%);
    pointer-events: none;
    z-index: 0;
    filter: blur(40px);
}

/* Container */
.container {
    width: 100%;
    max-width: 440px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
    z-index: 1;
}

/* Profile Section */
.profile {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.avatar-wrapper {
    position: relative;
    margin-bottom: 1.25rem;
}

.avatar {
    width: 96px;
    height: 96px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent), #8b5cf6);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    font-size: 2.25rem;
    font-weight: 700;
    box-shadow: 0 8px 24px var(--accent-glow);
    position: relative;
    transition: var(--transition);
    overflow: hidden;
}

.avatar-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
}

.avatar-wrapper::after {
    content: '';
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    padding: 2px;
    background: linear-gradient(135deg, var(--accent), transparent);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0.6;
}

.name {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 0.35rem;
}

.bio {
    font-size: 0.925rem;
    color: var(--text-secondary);
    font-weight: 500;
}

/* Links Section */
.links {
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 0.875rem;
}

.link-card {
    display: flex;
    align-items: center;
    padding: 1rem 1.25rem;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-radius: var(--radius);
    text-decoration: none;
    color: var(--text-primary);
    box-shadow: var(--shadow);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.link-card:hover {
    background: var(--card-hover-bg);
    border-color: var(--card-hover-border);
    transform: translateY(-2px);
}

.link-card:active {
    transform: translateY(0);
}

.link-icon {
    width: 42px;
    height: 42px;
    border-radius: 12px;
    background: var(--icon-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 1rem;
    color: var(--accent);
    flex-shrink: 0;
    transition: var(--transition);
}

.link-card:hover .link-icon {
    background: var(--accent);
    color: #ffffff;
}

.link-text {
    display: flex;
    flex-direction: column;
    flex: 1;
    min-width: 0;
}

.link-text .title {
    font-weight: 600;
    font-size: 0.975rem;
    line-height: 1.3;
}

.link-text .subtitle {
    font-size: 0.8rem;
    color: var(--text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.arrow-icon {
    color: var(--text-secondary);
    opacity: 0.5;
    transition: var(--transition);
    display: flex;
    align-items: center;
}

.link-card:hover .arrow-icon {
    opacity: 1;
    color: var(--accent);
    transform: translateX(3px);
}

/* Footer & Actions */
.footer {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    margin-top: 1rem;
}

.action-buttons {
    display: flex;
    gap: 0.75rem;
}

.icon-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 1px solid var(--card-border);
    background: var(--card-bg);
    color: var(--text-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    backdrop-filter: blur(10px);
    transition: var(--transition);
}

.icon-btn:hover {
    background: var(--card-hover-bg);
    border-color: var(--card-hover-border);
    color: var(--accent);
    transform: scale(1.05);
}

.copyright {
    font-size: 0.8rem;
    color: var(--text-secondary);
    font-weight: 500;
}

/* Toast */
.toast {
    position: fixed;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    background: var(--text-primary);
    color: var(--bg-color);
    padding: 0.75rem 1.5rem;
    border-radius: 30px;
    font-size: 0.875rem;
    font-weight: 600;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
    z-index: 100;
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.toast.hidden {
    opacity: 0;
    transform: translate(-50%, 20px);
    pointer-events: none;
}

.hidden {
    display: none !important;
}

/* Micro animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.profile, .link-card, .footer {
    animation: fadeIn 0.5s ease backwards;
}

.link-card:nth-child(1) { animation-delay: 0.1s; }
.link-card:nth-child(2) { animation-delay: 0.15s; }
.link-card:nth-child(3) { animation-delay: 0.2s; }
.link-card:nth-child(4) { animation-delay: 0.25s; }
.link-card:nth-child(5) { animation-delay: 0.3s; }
.link-card:nth-child(6) { animation-delay: 0.35s; }
.link-card:nth-child(7) { animation-delay: 0.4s; }
.footer { animation-delay: 0.45s; }