/* ============================================
   tomeido — Personal Homepage
   Premium dark theme with glassmorphism
   ============================================ */

/* -- CSS Variables -- */
:root {
    --bg-primary: #0a0a0f;
    --bg-secondary: #12121a;
    --bg-card: rgba(255, 255, 255, 0.04);
    --bg-card-hover: rgba(255, 255, 255, 0.08);
    --border-color: rgba(255, 255, 255, 0.08);
    --border-hover: rgba(255, 255, 255, 0.15);
    --text-primary: #f0f0f5;
    --text-secondary: #8a8a9a;
    --text-muted: #5a5a6a;
    --accent-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --accent-blue: #667eea;
    --accent-purple: #764ba2;
    --glow: 0 0 40px rgba(102, 126, 234, 0.15);
    --card-radius: 16px;
    --transition-smooth: cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* -- Background Canvas -- */
#bg-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
}

/* -- Loading Screen -- */
#loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.6s var(--transition-smooth),
                visibility 0.6s var(--transition-smooth);
}

#loader.hidden {
    opacity: 0;
    visibility: hidden;
}

.loader-text {
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: pulse-glow 1.5s ease-in-out infinite;
}

@keyframes pulse-glow {
    0%, 100% { opacity: 0.5; transform: scale(0.98); }
    50% { opacity: 1; transform: scale(1); }
}

/* -- Container -- */
.container {
    position: relative;
    z-index: 1;
    max-width: 560px;
    margin: 0 auto;
    padding: 60px 24px 40px;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
}

/* -- Profile Section -- */
.profile {
    text-align: center;
    margin-bottom: 48px;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeUp 0.8s var(--transition-smooth) 0.3s forwards;
}

@keyframes fadeUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.avatar-ring {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    padding: 3px;
    background: var(--accent-gradient);
    margin: 0 auto 24px;
    animation: ring-rotate 6s linear infinite;
    position: relative;
}

@keyframes ring-rotate {
    0% { background: linear-gradient(0deg, #667eea 0%, #764ba2 100%); }
    25% { background: linear-gradient(90deg, #667eea 0%, #764ba2 100%); }
    50% { background: linear-gradient(180deg, #667eea 0%, #764ba2 100%); }
    75% { background: linear-gradient(270deg, #667eea 0%, #764ba2 100%); }
    100% { background: linear-gradient(360deg, #667eea 0%, #764ba2 100%); }
}

.avatar {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: var(--bg-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.8rem;
    font-weight: 700;
    overflow: hidden;
}

.avatar-text {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.name {
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 8px;
    background: linear-gradient(135deg, #f0f0f5 0%, #c0c0d0 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.tagline {
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--accent-blue);
    margin-bottom: 12px;
    letter-spacing: 0.02em;
}

.bio {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 16px;
    letter-spacing: 0.04em;
    font-family: 'JetBrains Mono', monospace;
}

.location {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.location svg {
    opacity: 0.6;
}

/* -- Link Cards -- */
.links {
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.link-card {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 18px 20px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--card-radius);
    text-decoration: none;
    color: var(--text-primary);
    transition: all 0.35s var(--transition-smooth);
    position: relative;
    overflow: hidden;
    cursor: pointer;
    opacity: 0;
    transform: translateY(20px);
}

/* Staggered animation */
.link-card:nth-child(1) { animation: fadeUp 0.6s var(--transition-smooth) 0.5s forwards; }
.link-card:nth-child(2) { animation: fadeUp 0.6s var(--transition-smooth) 0.6s forwards; }
.link-card:nth-child(3) { animation: fadeUp 0.6s var(--transition-smooth) 0.7s forwards; }
.link-card:nth-child(4) { animation: fadeUp 0.6s var(--transition-smooth) 0.8s forwards; }
.link-card:nth-child(5) { animation: fadeUp 0.6s var(--transition-smooth) 0.9s forwards; }
.link-card:nth-child(6) { animation: fadeUp 0.6s var(--transition-smooth) 1.0s forwards; }

.link-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--accent-gradient);
    opacity: 0;
    transition: opacity 0.35s var(--transition-smooth);
    z-index: 0;
}

.link-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-2px) scale(1.01);
    box-shadow: var(--glow);
}

.link-card:hover::before {
    opacity: 0.06;
}

.link-card:active {
    transform: translateY(0) scale(0.99);
}

.link-icon {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    position: relative;
    z-index: 1;
    transition: all 0.35s var(--transition-smooth);
}

/* Platform-specific icon styles */
[data-platform="blog"] .link-icon {
    background: rgba(3, 199, 90, 0.12);
    color: #03c75a;
}

[data-platform="youtube"] .link-icon {
    background: rgba(255, 0, 0, 0.12);
    color: #ff0000;
}

[data-platform="linkedin"] .link-icon {
    background: rgba(0, 119, 181, 0.12);
    color: #0077b5;
}

[data-platform="x"] .link-icon {
    background: rgba(255, 255, 255, 0.08);
    color: #ffffff;
}

[data-platform="github"] .link-icon {
    background: rgba(255, 255, 255, 0.08);
    color: #e0e0e0;
}

[data-platform="instagram"] .link-icon {
    background: linear-gradient(135deg, rgba(131, 58, 180, 0.15), rgba(253, 29, 29, 0.15), rgba(252, 176, 69, 0.15));
    color: #e1306c;
}

.link-card:hover .link-icon {
    transform: scale(1.08);
}

.link-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 2px;
    position: relative;
    z-index: 1;
    min-width: 0;
}

.link-title {
    font-size: 0.95rem;
    font-weight: 600;
    letter-spacing: 0.01em;
}

.link-subtitle {
    font-size: 0.78rem;
    color: var(--text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.link-arrow {
    color: var(--text-muted);
    flex-shrink: 0;
    position: relative;
    z-index: 1;
    transition: all 0.35s var(--transition-smooth);
}

.link-card:hover .link-arrow {
    color: var(--accent-blue);
    transform: translateX(4px);
}

/* -- Footer -- */
.footer {
    margin-top: auto;
    padding-top: 48px;
    padding-bottom: 16px;
    opacity: 0;
    animation: fadeUp 0.6s var(--transition-smooth) 1.2s forwards;
}

.footer p {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-align: center;
    letter-spacing: 0.04em;
}

/* -- Responsive -- */
@media (max-width: 480px) {
    .container {
        padding: 40px 16px 24px;
    }

    .name {
        font-size: 1.6rem;
    }

    .tagline {
        font-size: 1rem;
    }

    .bio {
        font-size: 0.8rem;
    }

    .link-card {
        padding: 14px 16px;
        gap: 12px;
    }

    .link-icon {
        width: 40px;
        height: 40px;
        border-radius: 10px;
    }

    .avatar-ring {
        width: 100px;
        height: 100px;
    }

    .avatar {
        font-size: 2.2rem;
    }
}

/* -- Scrollbar -- */
::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.2);
}

/* -- Selection -- */
::selection {
    background: rgba(102, 126, 234, 0.3);
    color: #fff;
}