@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;600&display=swap');

:root {
    --bg-color: #05050a;
    --card-bg: rgba(15, 15, 25, 0.7);
    --primary: #ff007f;
    /* Neon Pink */
    --primary-hover: #ff1a8c;
    --accent: #00f2ff;
    /* Cyber Cyan */
    --text-main: #ffffff;
    --text-dim: #9ca3af;
    --danger: #ff3b3b;
    --glass-border: rgba(255, 0, 127, 0.2);
    --glow: 0 0 15px rgba(255, 0, 127, 0.5);
}

@keyframes pulse-glow {
    0% {
        box-shadow: 0 0 5px var(--primary);
    }

    50% {
        box-shadow: 0 0 20px var(--primary);
    }

    100% {
        box-shadow: 0 0 5px var(--primary);
    }
}

@keyframes border-glow {
    0% {
        border-color: var(--glass-border);
    }

    50% {
        border-color: var(--primary);
    }

    100% {
        border-color: var(--glass-border);
    }
}

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

body {
    font-family: 'Outfit', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-main);
    overflow-x: hidden;
    min-height: 100vh;
}

.hidden {
    display: none !important;
}

/* Screens */
.screen {
    min-height: 100vh;
    padding: 20px;
    display: flex;
    flex-direction: column;
}

#auth-screen {
    justify-content: center;
    align-items: center;
    background:
        radial-gradient(circle at 20% 20%, rgba(255, 0, 127, 0.15) 0%, transparent 40%),
        radial-gradient(circle at 80% 80%, rgba(0, 242, 255, 0.1) 0%, transparent 40%),
        #05050a;
}

.glass-card {
    background: var(--card-bg);
    backdrop-filter: blur(20px) saturate(180%);
    border: 1px solid var(--glass-border);
    border-radius: 32px;
    padding: 40px;
    width: 100%;
    max-width: 400px;
    text-align: center;
    box-shadow: 0 0 50px rgba(0, 0, 0, 0.8), inset 0 0 20px rgba(255, 0, 127, 0.05);
    animation: border-glow 4s infinite ease-in-out;
}

h1 {
    font-weight: 600;
    margin-bottom: 8px;
}

p {
    color: var(--text-dim);
    margin-bottom: 32px;
}

/* Auth Specific */
.pin-display {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-bottom: 40px;
}

.pin-dot {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    border: 2px solid var(--accent);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.pin-dot.filled {
    background-color: var(--primary);
    border-color: var(--primary);
    transform: scale(1.2);
    box-shadow: var(--glow);
}

.numpad {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.num-btn {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.05);
    color: white;
    font-size: 24px;
    padding: 20px;
    border-radius: 20px;
    cursor: pointer;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.num-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--accent);
    transform: translateY(-2px);
}

.num-btn:active {
    background: var(--primary);
    transform: scale(0.9);
    box-shadow: var(--glow);
}

.num-btn.action {
    font-size: 16px;
    font-weight: 600;
}

#submit-btn {
    background: var(--primary);
}

.error-msg {
    color: var(--danger);
    margin-top: 16px;
    font-size: 14px;
}

/* Vault Dashboard */
header {
    background: rgba(10, 10, 18, 0.8);
    backdrop-filter: blur(10px);
    padding: 20px 0;
    border-bottom: 2px solid var(--glass-border);
    margin-bottom: 32px;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
}

.header-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 24px;
}

.header-actions {
    display: flex;
    gap: 16px;
    align-items: center;
}

.primary-btn {
    background: var(--primary);
    color: white;
    padding: 12px 28px;
    border-radius: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    display: inline-block;
    border: none;
    box-shadow: var(--glow);
}

.primary-btn:hover {
    background: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 0 25px var(--primary);
}

.icon-btn {
    background: var(--card-bg);
    border: 1px solid var(--glass-border);
    font-size: 20px;
    padding: 10px;
    border-radius: 12px;
    cursor: pointer;
    color: white;
}

.caution-banner {
    max-width: 1200px;
    margin: 0 auto 24px;
    padding: 16px 24px;
    background: rgba(255, 165, 0, 0.1);
    border: 1px solid rgba(255, 165, 0, 0.3);
    border-radius: 12px;
    display: flex;
    align-items: center;
    gap: 16px;
}

.caution-banner p {
    margin-bottom: 0;
    font-size: 14px;
    color: #ffb86c;
    text-align: left;
}

.caution-icon {
    font-size: 20px;
}

main {
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
    flex-grow: 1;
}

/* Breadcrumbs */
.breadcrumbs {
    display: flex;
    gap: 8px;
    padding: 0 20px 20px;
    color: var(--text-dim);
    font-size: 14px;
    align-items: center;
}

.breadcrumb-item {
    cursor: pointer;
    transition: color 0.2s;
}

.breadcrumb-item:hover {
    color: var(--accent);
    text-shadow: 0 0 8px var(--accent);
}

.breadcrumb-item:not(:last-child)::after {
    content: '/';
    margin-left: 8px;
    color: var(--glass-border);
}

/* Selection & Bulk Actions */
.select-box {
    position: absolute;
    bottom: 12px;
    right: 12px;
    width: 24px;
    height: 24px;
    background: rgba(0, 0, 0, 0.5);
    border: 2px solid var(--glass-border);
    border-radius: 6px;
    cursor: pointer;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
}

.select-box.selected {
    background: var(--primary);
    border-color: var(--primary);
}

.select-box.selected::after {
    content: '✓';
    color: white;
    font-size: 14px;
    font-weight: bold;
}

.bulk-actions {
    display: none;
    gap: 12px;
    padding: 0 20px 20px;
}

.bulk-actions.active {
    display: flex;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 24px;
    padding: 20px;
}

.file-card.folder .file-thumb {
    background: linear-gradient(135deg, #1e1b4b 0%, #312e81 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 56px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.file-card.folder .file-thumb::before {
    content: '📁';
    filter: drop-shadow(0 0 10px var(--accent));
}

.file-card {
    background: var(--card-bg);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    overflow: hidden;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    aspect-ratio: 1;
    position: relative;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.file-card:hover {
    transform: translateY(-8px) scale(1.02);
    border-color: var(--primary);
    box-shadow: 0 20px 40px rgba(255, 0, 127, 0.2);
}

.file-thumb {
    width: 100%;
    height: 100%;
    object-fit: cover;
    background: #1a1a1a;
}

.file-info {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 12px;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
}

.file-name {
    font-size: 12px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    display: block;
}

.file-type-icon {
    position: absolute;
    top: 12px;
    right: 12px;
    background: rgba(0, 0, 0, 0.5);
    padding: 4px 8px;
    border-radius: 8px;
    font-size: 10px;
    text-transform: uppercase;
    font-weight: 600;
}

/* Empty State */
.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 100px 0;
    color: var(--text-dim);
}

.empty-icon {
    font-size: 64px;
    margin-bottom: 16px;
    opacity: 0.3;
}

.storage-text {
    text-align: center;
    color: var(--text-dim);
    font-size: 13px;
    margin-top: 40px;
    padding-bottom: 40px;
    opacity: 0.6;
    letter-spacing: 1px;
    text-transform: uppercase;
}

/* Modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(8px);
}

.modal-content {
    position: relative;
    max-width: 90%;
    max-height: 90%;
    z-index: 1001;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

#media-viewport {
    flex-grow: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    border-radius: 12px;
}

#media-viewport img,
#media-viewport video {
    max-width: 100%;
    max-height: 70vh;
    border-radius: 8px;
}

.modal-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px;
    background: rgba(15, 15, 25, 0.95);
    border-radius: 24px;
    border: 1px solid var(--glass-border);
    box-shadow: 0 -10px 40px rgba(0, 0, 0, 0.5);
}

.modal-actions {
    display: flex;
    gap: 16px;
}

.secondary-btn {
    background: transparent;
    color: var(--accent);
    border: 1px solid var(--accent);
    padding: 10px 24px;
    border-radius: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
}

.secondary-btn:hover {
    background: rgba(0, 242, 255, 0.1);
    box-shadow: 0 0 15px rgba(0, 242, 255, 0.3);
}

.danger-btn {
    background: rgba(255, 59, 59, 0.1);
    color: var(--danger);
    border: 1px solid var(--danger);
    padding: 10px 24px;
    border-radius: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
}

.danger-btn:hover {
    background: var(--danger);
    color: white;
    box-shadow: 0 0 15px var(--danger);
}

.close-btn {
    position: absolute;
    top: -40px;
    right: 0;
    background: none;
    border: none;
    color: white;
    font-size: 32px;
    cursor: pointer;
}

.nav-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0, 0, 0, 0.5);
    border: 1px solid var(--glass-border);
    color: white;
    font-size: 48px;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
    z-index: 1002;
}

.nav-btn:hover {
    background: var(--primary);
    border-color: var(--primary);
}

.nav-btn.left {
    left: -80px;
}

.nav-btn.right {
    right: -80px;
}

/* Responsive */
@media (max-width: 1000px) {
    .nav-btn.left {
        left: 10px;
    }

    .nav-btn.right {
        right: 10px;
    }

    .nav-btn {
        width: 40px;
        height: 40px;
        font-size: 32px;
    }
}

@media (max-width: 600px) {
    .glass-card {
        padding: 24px;
    }

    .grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }

    .header-content {
        flex-direction: column;
        gap: 16px;
    }
}