/* ============================================
   LINKTREE-STYLE BIO LINKS TEMPLATE
   Modern Clean Design
   ============================================ */

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: 'Montserrat', -apple-system, BlinkMacSystemFont, sans-serif;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow-x: hidden;
    position: relative;
}

/* Background Image */
.background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

.bg-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    filter: blur(2px) brightness(0.9);
    transform: scale(1.05);
    animation: slowZoom 30s ease-in-out infinite alternate;
}

@keyframes slowZoom {
    0% {
        transform: scale(1.05);
    }
    100% {
        transform: scale(1.1);
    }
}

.bg-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        to bottom,
        rgba(0, 0, 0, 0.1) 0%,
        rgba(0, 0, 0, 0.2) 50%,
        rgba(0, 0, 0, 0.3) 100%
    );
}

/* Main Container */
.container {
    width: 100%;
    max-width: 420px;
    min-height: 100vh;
    padding: 40px 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
    z-index: 1;
}

/* Profile Section */
.profile-section {
    text-align: center;
    margin-bottom: 30px;
    animation: fadeInDown 0.8s ease-out;
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Avatar */
.avatar-wrapper {
    position: relative;
    width: 120px;
    height: 120px;
    margin: 0 auto 20px;
}

.avatar {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    object-fit: cover;
    border: 4px solid rgba(255, 255, 255, 0.9);
    box-shadow: 
        0 4px 15px rgba(0, 0, 0, 0.2),
        0 0 0 0 rgba(255, 255, 255, 0.4);
    transition: transform 0.4s ease, box-shadow 0.4s ease;
    animation: pulse 3s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        box-shadow: 
            0 4px 15px rgba(0, 0, 0, 0.2),
            0 0 0 0 rgba(255, 255, 255, 0.4);
    }
    50% {
        box-shadow: 
            0 4px 20px rgba(0, 0, 0, 0.3),
            0 0 0 10px rgba(255, 255, 255, 0);
    }
}

.avatar:hover {
    transform: scale(1.05);
}

/* Username */
.username {
    font-size: 1.5rem;
    font-weight: 700;
    color: #ffffff;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    margin-bottom: 8px;
    letter-spacing: 0.5px;
}

/* Subtitle */
.subtitle {
    font-size: 0.95rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.95);
    text-shadow: 0 1px 5px rgba(0, 0, 0, 0.2);
    letter-spacing: 0.3px;
}

/* Links Section */
.links-section {
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 30px;
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Link Buttons */
.link-button {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 18px 24px;
    background: rgba(255, 255, 255, 0.95);
    border-radius: 50px;
    text-decoration: none;
    color: #1a1a1a;
    font-size: 1rem;
    font-weight: 600;
    box-shadow: 
        0 4px 15px rgba(0, 0, 0, 0.1),
        0 2px 5px rgba(0, 0, 0, 0.05);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.link-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        135deg,
        rgba(255, 255, 255, 0) 0%,
        rgba(255, 255, 255, 0.5) 50%,
        rgba(255, 255, 255, 0) 100%
    );
    transform: translateX(-100%);
    transition: transform 0.5s ease;
}

.link-button:hover::before {
    transform: translateX(100%);
}

.link-button:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 
        0 8px 25px rgba(0, 0, 0, 0.15),
        0 4px 10px rgba(0, 0, 0, 0.1);
    background: #ffffff;
}

.link-button:active {
    transform: translateY(0) scale(0.98);
    box-shadow: 
        0 2px 10px rgba(0, 0, 0, 0.1);
}

.link-text {
    flex: 1;
    text-align: center;
}

.arrow-icon {
    font-size: 0.8rem;
    color: #666;
    opacity: 0;
    transform: translateX(-10px);
    transition: all 0.3s ease;
}

.link-button:hover .arrow-icon {
    opacity: 1;
    transform: translateX(0);
}

/* Social Section */
.social-section {
    display: flex;
    justify-content: center;
    gap: 24px;
    margin-bottom: 30px;
    animation: fadeInUp 0.8s ease-out 0.4s both;
}

.social-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    font-size: 1.3rem;
    text-decoration: none;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
    position: relative;
}

.social-icon::before {
    content: '';
    position: absolute;
    inset: -2px;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(255,255,255,0.3), transparent);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.social-icon:hover {
    transform: translateY(-5px) scale(1.1);
    background: rgba(255, 255, 255, 0.3);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.social-icon:hover::before {
    opacity: 1;
}

/* Tooltip */
.social-icon::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: -35px;
    left: 50%;
    transform: translateX(-50%) translateY(5px);
    background: rgba(0, 0, 0, 0.8);
    color: white;
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 0.75rem;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: all 0.3s ease;
}

.social-icon:hover::after {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

/* Footer */
.footer {
    text-align: center;
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.85rem;
    animation: fadeInUp 0.8s ease-out 0.6s both;
}

.footer .heart {
    color: #ff6b6b;
    animation: heartbeat 1.5s ease-in-out infinite;
}

@keyframes heartbeat {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.2);
    }
}

/* Floating Particles */
.particles {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}

.particle {
    position: absolute;
    width: 8px;
    height: 8px;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    animation: floatParticle 15s linear infinite;
}

@keyframes floatParticle {
    0% {
        transform: translateY(100vh) rotate(0deg);
        opacity: 0;
    }
    10% {
        opacity: 0.5;
    }
    90% {
        opacity: 0.5;
    }
    100% {
        transform: translateY(-100vh) rotate(360deg);
        opacity: 0;
    }
}

/* Toast Notification */
.toast {
    position: fixed;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 24px;
    background: rgba(255, 255, 255, 0.95);
    color: #1a1a1a;
    border-radius: 50px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
    font-size: 0.9rem;
    font-weight: 500;
    opacity: 0;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1000;
}

.toast.show {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
}

.toast i {
    color: #10b981;
    font-size: 1.1rem;
}

/* Ripple Effect */
.ripple {
    position: absolute;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.1);
    transform: scale(0);
    animation: rippleEffect 0.6s ease-out;
    pointer-events: none;
}

@keyframes rippleEffect {
    to {
        transform: scale(4);
        opacity: 0;
    }
}

/* Responsive Design */
@media (max-width: 480px) {
    .container {
        padding: 30px 16px;
    }
    
    .avatar-wrapper {
        width: 100px;
        height: 100px;
    }
    
    .avatar {
        width: 100px;
        height: 100px;
    }
    
    .username {
        font-size: 1.3rem;
    }
    
    .subtitle {
        font-size: 0.9rem;
    }
    
    .link-button {
        padding: 16px 20px;
        font-size: 0.95rem;
    }
    
    .social-icon {
        width: 40px;
        height: 40px;
        font-size: 1.1rem;
    }
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
    .link-button {
        background: rgba(40, 40, 40, 0.95);
        color: #ffffff;
    }
    
    .link-button:hover {
        background: rgba(60, 60, 60, 0.95);
    }
    
    .arrow-icon {
        color: #aaa;
    }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus States */
.link-button:focus,
.social-icon:focus {
    outline: 3px solid rgba(255, 255, 255, 0.5);
    outline-offset: 2px;
}

/* Selection */
::selection {
    background: rgba(255, 255, 255, 0.3);
    color: #ffffff;
}