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

body {
    font-family: 'Inconsolata', monospace;
    background: #000000;
    color: #ffffff;
    overflow-x: hidden;
    line-height: 1.6;
    position: relative;
}

/* Background Animations */
.background-animations {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
    overflow: hidden;
}

/* Loading Screen - ALWAYS VISIBLE BY DEFAULT */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: #000000;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 10000;
    opacity: 1;
    visibility: visible;
}

.loading-screen.hidden {
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.8s ease, visibility 0.8s ease;
}

.loading-container {
    text-align: center;
    max-width: 400px;
    width: 90%;
}

.loading-text {
    font-size: 1.2rem;
    color: #ffffff;
    margin-bottom: 2rem;
    letter-spacing: 2px;
    text-transform: lowercase;
}

.loading-bar-container {
    width: 100%;
    height: 4px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    margin-bottom: 1rem;
    overflow: hidden;
}

.loading-bar {
    height: 100%;
    background: #ffffff;
    width: 0%;
    transition: width 0.3s ease;
    position: relative;
}

.loading-bar::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    animation: shimmer 2s infinite;
}

.loading-percentage {
    font-size: 0.9rem;
    color: #ffffff;
    letter-spacing: 1px;
    font-weight: 400;
}

@keyframes shimmer {
    0% { left: -100%; }
    100% { left: 100%; }
}

/* Enter Screen - HIDDEN BY DEFAULT */
.enter-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: #000000;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    opacity: 0;
    visibility: hidden;
}

.enter-screen.visible {
    opacity: 1;
    visibility: visible;
    transition: opacity 0.8s ease, visibility 0.8s ease;
}

.enter-screen.hidden {
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.8s ease, visibility 0.8s ease;
}

.enter-container {
    text-align: center;
    max-width: 500px;
    width: 90%;
}

.enter-title {
    font-size: 2.5rem;
    color: #ffffff;
    margin-bottom: 1rem;
    letter-spacing: 3px;
    text-transform: lowercase;
    font-weight: 700;
}

.enter-subtitle {
    font-size: 1rem;
    color: #ffffff;
    margin-bottom: 3rem;
    letter-spacing: 1px;
}

.enter-button {
    background: rgba(255, 255, 255, 0.05);
    border: 2px solid rgba(255, 255, 255, 0.3);
    color: #ffffff;
    font-family: 'Inconsolata', monospace;
    font-size: 1.1rem;
    font-weight: 600;
    padding: 1.2rem 3rem;
    letter-spacing: 2px;
    text-transform: lowercase;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    animation: pulse 2s ease-in-out infinite;
}

.enter-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.6s ease;
}

.enter-button:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.6);
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(255, 255, 255, 0.2);
    animation: none;
}

.enter-button:hover::before {
    left: 100%;
}

.enter-button:active {
    transform: translateY(-1px);
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

/* Main Content - HIDDEN BY DEFAULT */
.main-content {
    position: relative;
    z-index: 10;
    opacity: 0;
    visibility: hidden;
}

.main-content.visible {
    opacity: 1;
    visibility: visible;
    transition: opacity 0.8s ease, visibility 0.8s ease;
}

.container {
    min-height: 100vh;
    padding: 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

/* Header Section */
.header {
    display: flex;
    gap: 2rem;
    padding: 3rem;
    background: rgba(255, 255, 255, 0.02);
    border-radius: 0px;
    margin-bottom: 3rem;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    animation: fadeInUp 1s ease-out;
    align-items: stretch;
}

.profile-photo {
    width: 250px;
    height: 350px;
    background: #000000;
    border-radius: 0px;
    margin: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid rgba(255, 255, 255, 0.2);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    flex-shrink: 0;
}

.profile-photo:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(255, 255, 255, 0.1);
}

.profile-placeholder {
    font-size: 14px;
    color: #ffffff;
}

.header-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.name-section {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(10px);
    height: 120px;
}

.description-section {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 2rem;
    display: flex;
    align-items: center;
    backdrop-filter: blur(10px);
    flex: 1;
}

.name {
    font-size: 3.2rem;
    font-weight: bold;
    margin: 0;
    color: #ffffff;
    line-height: 1.1;
}

.description {
    font-size: 1.2rem;
    line-height: 1.6;
    color: #ffffff;
    margin: 0;
    font-weight: 300;
}

/* Tabs Section */
.tabs-container {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.tab {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 0px;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(10px);
    cursor: pointer;
    position: relative;
    animation: fadeInUp 0.6s ease-out;
    animation-fill-mode: both;
}

.tab::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transition: left 0.6s ease;
}

.tab:hover::before {
    left: 100%;
}

.tab:hover {
    transform: translateX(10px);
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.3);
    box-shadow: 0 10px 30px rgba(255, 255, 255, 0.1);
}

/* Active/Open state for mobile */
.tab.active .tab-content {
    max-height: 400px;
    padding: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    overflow-y: auto;
    overflow-x: hidden;
}

.tab.active {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.3);
}

.tab:nth-child(1) { animation-delay: 0.1s; }
.tab:nth-child(2) { animation-delay: 0.2s; }
.tab:nth-child(3) { animation-delay: 0.3s; }
.tab:nth-child(4) { animation-delay: 0.4s; }
.tab:nth-child(5) { animation-delay: 0.5s; }
.tab:nth-child(6) { animation-delay: 0.6s; }

.tab-header {
    padding: 1.5rem 2rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.tab-icon {
    width: 24px;
    height: 24px;
    background: #ffffff;
    border-radius: 3px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    color: #000000;
    font-weight: bold;
    transition: transform 0.3s ease;
}

.tab:hover .tab-icon {
    transform: scale(1.2) rotate(10deg);
}

.tab-title {
    font-size: 1.3rem;
    font-weight: 600;
    color: #ffffff;
}

.tab-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, padding 0.4s ease;
    background: rgba(0, 0, 0, 0.2);
    scrollbar-width: thin;
    scrollbar-color: rgba(255, 255, 255, 0.3) rgba(255, 255, 255, 0.05);
}

.tab:hover .tab-content {
    max-height: 400px;
    padding: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    overflow-y: auto;
    overflow-x: hidden;
}

.tab-content-inner {
    color: #ffffff;
    line-height: 1.7;
}

/* Custom scrollbar styling */
.tab-content::-webkit-scrollbar {
    width: 6px;
}

.tab-content::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.05);
}

.tab-content::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.3);
    border-radius: 0px;
}

.tab-content::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.5);
}

.tab-content h3 {
    color: #ffffff;
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.tab-content ul {
    list-style: none;
    margin: 1rem 0;
}

.tab-content li {
    padding: 0.3rem 0;
    position: relative;
    padding-left: 1.5rem;
}

.tab-content li::before {
    content: '▸';
    position: absolute;
    left: 0;
    color: #ffffff;
}

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

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 1rem;
    }

    .header {
        flex-direction: column;
        gap: 1.5rem;
        padding: 2rem;
    }

    .profile-photo {
        width: 200px;
        height: 240px;
        align-self: center;
    }

    .header-content {
        gap: 1.5rem;
    }

    .name-section {
        height: auto;
        padding: 1.5rem;
        text-align: center;
    }

    .description-section {
        padding: 1.5rem;
        text-align: center;
    }

    .name {
        font-size: 2.4rem;
    }

    .description {
        font-size: 1rem;
    }

    .tab-header {
        padding: 1rem 1.5rem;
    }

    .tab:hover .tab-content {
        padding: 1.5rem;
    }

    .tab:hover {
        transform: translateX(5px);
    }

    .enter-title {
        font-size: 2rem;
    }

    .enter-button {
        padding: 1rem 2rem;
        font-size: 1rem;
    }

    /* Reduce animations on mobile */
    .background-animations {
        opacity: 0.5;
    }
}

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}