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

:root {
    --bg-primary: #121212;
    --bg-secondary: #1e1e1e;
    --bg-tertiary: #252525;
    --bg-accent: #2a2a2a;
    --text-primary: #E0E0E0;
    --text-secondary: #B0B0B0;
    --text-muted: #808080;
    --text-dark: #404040;
    --accent-primary: #FF5252;
    --accent-secondary: #81C784;
    --accent-warning: #FFB74D;
    --accent-info: #64B5F6;
    --border-primary: #333333;
    --border-secondary: #404040;
    --border-accent: #505050;
    --font-family-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --spacing-1: 0.25rem;
    --spacing-2: 0.5rem;
    --spacing-3: 0.75rem;
    --spacing-4: 1rem;
    --spacing-5: 1.25rem;
    --spacing-6: 1.5rem;
    --spacing-8: 2rem;
    --spacing-10: 2.5rem;
    --spacing-12: 3rem;
    --spacing-16: 4rem;
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-full: 9999px;
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.5);
    --shadow-xl: 0 12px 24px rgba(0, 0, 0, 0.6);
    --transition-fast: all 0.15s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

body {
    font-family: var(--font-family-primary);
    background: linear-gradient(135deg, var(--bg-primary) 0%, #0f0f0f 100%);
    color: var(--text-primary);
    line-height: 1.6;
    font-size: var(--font-size-base);
    overflow-x: hidden;
    overflow-y: auto;
    min-height: 100vh;
}

::-webkit-scrollbar {
    width: 8px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--border-accent);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent-primary);
}

.hidden {
    display: none !important;
}

/* Startup Modal */
.startup-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(18, 18, 18, 0.95) 0%, rgba(15, 15, 15, 0.98) 100%),
        url('../resources/background-login.jpg');
    background-size: cover;
    background-position: center;
    background-blend-mode: multiply;
    display: flex;
    z-index: 9999;
    overflow: hidden;
}

.startup-modal::before {
    content: '';
    position: absolute;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(255, 82, 82, 0.15) 0%, transparent 70%);
    border-radius: 50%;
    top: -250px;
    left: -250px;
    animation: float 20s ease-in-out infinite;
}

.startup-modal::after {
    content: '';
    position: absolute;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(255, 82, 82, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    bottom: -200px;
    right: -200px;
    animation: float 15s ease-in-out infinite reverse;
}

@keyframes float {

    0%,
    100% {
        transform: translate(0, 0) scale(1);
    }

    50% {
        transform: translate(50px, 50px) scale(1.1);
    }
}

.startup-modal-content {
    display: flex;
    width: 100%;
    max-width: 1400px;
    margin: auto;
    height: 100vh;
    position: relative;
    z-index: 1;
}

.welcome-left {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: var(--spacing-16);
    position: relative;
}

.welcome-logo {
    width: 250px;
    height: auto;
    margin-bottom: var(--spacing-8);
    filter: drop-shadow(0 4px 12px rgba(255, 82, 82, 0.3));
}

.welcome-title {
    font-size: 4.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-4);
    line-height: 1.1;
    letter-spacing: -0.02em;
}

.welcome-divider {
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--accent-primary), transparent);
    margin-bottom: var(--spacing-6);
}

.welcome-description {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    line-height: 1.8;
    max-width: 500px;
}

.welcome-right {
    flex: 0 0 580px;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    padding: var(--spacing-8);
}

.welcome-card {
    background: rgba(30, 30, 30, 0.001);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-xl);
    padding: var(--spacing-10);
    width: 100%;
    max-width: 420px;
    max-height: 85vh;
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    position: relative;
}

.welcome-card::-webkit-scrollbar {
    width: 6px;
}

.welcome-card::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.2);
    border-radius: var(--radius-full);
}

.welcome-card::-webkit-scrollbar-thumb {
    background: var(--accent-primary);
    border-radius: var(--radius-full);
}

.welcome-card::-webkit-scrollbar-thumb:hover {
    background: #ff6b6b;
}

.welcome-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-primary), #ff6b6b, var(--accent-primary));
    background-size: 200% 100%;
    animation: shimmer 3s linear infinite;
}

@keyframes shimmer {
    0% {
        background-position: -200% 0;
    }

    100% {
        background-position: 200% 0;
    }
}

.startup-modal-title {
    font-size: var(--font-size-2xl);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-8);
    text-align: center;
}

.welcome-buttons {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-4);
}

.welcome-buttons .btn-primary {
    width: 100%;
    justify-content: center;
    padding: var(--spacing-5) var(--spacing-6);
    font-size: var(--font-size-lg);
    position: relative;
    overflow: hidden;
    background: rgba(30, 30, 30, 0.8);
    border: 1px solid rgba(255, 82, 82, 0.3);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.welcome-buttons .btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 82, 82, 0.4), transparent);
    transition: left 0.5s;
}

.welcome-buttons .btn-primary:hover {
    background: linear-gradient(135deg, rgba(255, 82, 82, 0.3), rgba(255, 107, 107, 0.3));
    border-color: var(--accent-primary);
    box-shadow: 0 8px 24px rgba(255, 82, 82, 0.3), 0 0 0 1px rgba(255, 82, 82, 0.1);
    transform: translateY(-2px);
}

.welcome-buttons .btn-primary:hover::before {
    left: 100%;
}

.welcome-buttons .btn-primary:active {
    transform: translateY(0);
}

/* Responsive */
@media (max-width: 1024px) {
    .startup-modal-content {
        flex-direction: column;
    }

    .welcome-left {
        padding: var(--spacing-8);
        text-align: center;
        align-items: center;
    }

    .welcome-title {
        font-size: 3rem;
    }

    .welcome-right {
        flex: 0 0 auto;
    }
}

/* Image Cropper */
.image-cropper-container {
    position: relative;
    width: 300px;
    height: 300px;
    margin: var(--spacing-4) auto;
    border: 2px solid var(--border-primary);
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: rgba(20, 20, 20, 0.8);
}

.cropper-image {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.crop-circle {
    position: absolute;
    width: 200px;
    height: 200px;
    border: 3px solid var(--accent-primary);
    border-radius: 50%;
    cursor: move;
    pointer-events: all;
    box-shadow: 0 0 0 9999px rgba(0, 0, 0, 0.5);
    left: 50px;
    top: 50px;
    user-select: none;
}

.crop-controls {
    display: flex;
    gap: var(--spacing-4);
    margin-top: var(--spacing-4);
    align-items: center;
    justify-content: center;
    background: rgba(20, 20, 20, 0.5);
    padding: var(--spacing-4);
    border-radius: var(--radius-lg);
}

.crop-controls label {
    color: var(--text-secondary);
}

.crop-controls input[type="range"] {
    flex: 1;
    max-width: 200px;
    accent-color: var(--accent-primary);
}

.profile-pic-preview {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    border: 2px solid var(--accent-primary);
    object-fit: cover;
    margin: var(--spacing-4) auto;
    display: block;
    box-shadow: 0 4px 12px rgba(255, 82, 82, 0.3);
}

/* Input Styles */
.input {
    width: 100%;
    padding: var(--spacing-4);
    border: 1px solid rgba(255, 82, 82, 0.2);
    border-radius: var(--radius-lg);
    font-size: var(--font-size-base);
    font-family: var(--font-family-primary);
    background: rgba(20, 20, 20, 0.5);
    color: var(--text-primary);
    transition: var(--transition-normal);
}

.input:hover {
    border-color: rgba(255, 82, 82, 0.4);
}

.input:focus {
    outline: none;
    border-color: var(--accent-primary);
    background: rgba(20, 20, 20, 0.7);
    box-shadow: 0 0 0 3px rgba(255, 82, 82, 0.1);
}

.input::placeholder {
    color: var(--text-muted);
    opacity: 1;
}

.input:focus::placeholder {
    color: var(--text-dark);
}

.input-group {
    margin-bottom: var(--spacing-5);
}

.input-group label {
    display: block;
    margin-bottom: var(--spacing-3);
    color: var(--text-secondary);
    font-weight: 500;
    font-size: var(--font-size-sm);
}

/* Button Styles */
.btn-primary {
    background: linear-gradient(135deg, var(--accent-primary), #ff6b6b);
    color: white;
    border: none;
    padding: var(--spacing-4) var(--spacing-6);
    border-radius: var(--radius-lg);
    font-size: var(--font-size-base);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-normal);
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-2);
}

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

/* Form Actions */
.form-actions {
    display: flex;
    gap: var(--spacing-4);
    margin-top: var(--spacing-6);
}

.form-actions .btn-primary {
    flex: 1;
    justify-content: center;
    padding: var(--spacing-4) var(--spacing-6);
    font-size: var(--font-size-base);
    position: relative;
    overflow: hidden;
    background: rgba(30, 30, 30, 0.8);
    border: 1px solid rgba(255, 82, 82, 0.3);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.form-actions .btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 82, 82, 0.4), transparent);
    transition: left 0.5s;
}

.form-actions .btn-primary:hover {
    background: linear-gradient(135deg, rgba(255, 82, 82, 0.3), rgba(255, 107, 107, 0.3));
    border-color: var(--accent-primary);
    box-shadow: 0 8px 24px rgba(255, 82, 82, 0.3);
    transform: translateY(-2px);
}

.form-actions .btn-primary:hover::before {
    left: 100%;
}

/* File Upload */
.file-upload-area {
    border: 2px dashed rgba(255, 82, 82, 0.3);
    border-radius: var(--radius-lg);
    padding: var(--spacing-10);
    text-align: center;
    background: rgba(20, 20, 20, 0.5);
    transition: all 0.3s;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.file-upload-area:hover {
    border-color: var(--accent-primary);
    background: rgba(255, 82, 82, 0.05);
}

.file-upload-area.drag-over {
    border-color: var(--accent-primary);
    background: rgba(255, 82, 82, 0.1);
    transform: scale(1.02);
}

.upload-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--spacing-4);
    padding: var(--spacing-4);
    border: 2px solid rgba(255, 82, 82, 0.3);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
}

.file-upload-area:hover .upload-icon {
    border-color: var(--accent-primary);
    background: rgba(255, 82, 82, 0.1);
}

.upload-icon svg {
    width: 32px;
    height: 32px;
    color: var(--accent-primary);
}

.upload-text {
    color: var(--text-secondary);
    font-size: var(--font-size-base);
    margin-bottom: var(--spacing-2);
}

.upload-subtext {
    color: var(--text-muted);
    font-size: var(--font-size-sm);
}

.file-input-hidden {
    display: none;
}

.file-selected {
    margin-top: var(--spacing-4);
    padding: var(--spacing-3) var(--spacing-4);
    background: rgba(129, 199, 132, 0.1);
    border: 1px solid rgba(129, 199, 132, 0.3);
    border-radius: var(--radius-md);
    color: var(--accent-secondary);
    font-size: var(--font-size-sm);
    display: none;
}

.file-selected.show {
    display: block;
}

/* Photo Upload */
.photo-upload-button {
    width: 100%;
    padding: var(--spacing-4);
    background: rgba(20, 20, 20, 0.5);
    border: 2px dashed rgba(255, 82, 82, 0.3);
    border-radius: var(--radius-lg);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.3s;
    text-align: center;
    font-size: var(--font-size-sm);
}

.photo-upload-button:hover {
    border-color: var(--accent-primary);
    background: rgba(255, 82, 82, 0.05);
    color: var(--text-primary);
}

.photo-upload-button.file-selected-state {
    border-color: var(--accent-secondary);
    background: rgba(129, 199, 132, 0.05);
    color: var(--accent-secondary);
}

/* Notification */
.notification {
    position: fixed;
    top: var(--spacing-6);
    right: var(--spacing-6);
    background: var(--bg-secondary);
    border: 1px solid var(--border-primary);
    color: var(--text-primary);
    padding: var(--spacing-4) var(--spacing-6);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    z-index: 3000;
    transform: translateX(calc(100% + var(--spacing-6)));
    opacity: 0;
    transition: var(--transition-slow);
}

.notification.show {
    transform: translateX(0);
    opacity: 1;
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

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

#loadAccountForm,
#createAccountForm {
    animation: fadeIn 0.4s;
}