/* ===== RESET & BASE ===== */
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
            background: #0a0a0a;
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
            overflow-x: hidden;
            color: #ffffff;
        }

        /* ===== ANIMATED BACKGROUND ===== */
        .background {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: 0;
        }

        .gradient-sphere {
            position: absolute;
            width: 80vmax;
            height: 80vmax;
            border-radius: 50%;
            background: radial-gradient(circle at 30% 30%, 
                rgba(0, 102, 204, 0.15) 0%, 
                rgba(0, 170, 255, 0.05) 50%, 
                transparent 70%);
            animation: floatSphere 20s ease-in-out infinite;
        }

        .sphere-1 {
            top: -20%;
            right: -10%;
            animation-delay: 0s;
        }

        .sphere-2 {
            bottom: -30%;
            left: -10%;
            width: 60vmax;
            height: 60vmax;
            background: radial-gradient(circle at 70% 70%, 
                rgba(0, 170, 255, 0.1) 0%, 
                rgba(0, 102, 204, 0.05) 50%, 
                transparent 70%);
            animation: floatSphere 25s ease-in-out infinite reverse;
        }

        .grid-overlay {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-image: 
                linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
                linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
            background-size: 50px 50px;
            z-index: 1;
        }

        @keyframes floatSphere {
            0%, 100% { transform: translate(0, 0) scale(1); }
            33% { transform: translate(5%, 5%) scale(1.1); }
            66% { transform: translate(-5%, -5%) scale(0.9); }
        }

        /* ===== LOGIN CONTAINER ===== */
        .login-wrapper {
            position: relative;
            z-index: 10;
            width: 100%;
            max-width: 500px;
            margin: 20px;
            animation: containerAppear 0.8s cubic-bezier(0.23, 1, 0.32, 1);
        }

        @keyframes containerAppear {
            0% { opacity: 0; transform: translateY(30px) scale(0.95); }
            100% { opacity: 1; transform: translateY(0) scale(1); }
        }

        .login-card {
            background: rgba(20, 20, 20, 0.8);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border: 1px solid rgba(255, 255, 255, 0.05);
            border-radius: 32px;
            padding: 40px 32px;
            box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
            position: relative;
            transition: all 0.3s ease;
        }

        .login-card.blocked {
            filter: blur(1px);
        }

        /* ===== LOGO SECTION ===== */
        .logo-section {
            text-align: center;
            margin-bottom: 30px;
        }

        .logo-circle {
            width: 70px;
            height: 70px;
            margin: 0 auto 15px;
            background: linear-gradient(135deg, #0066cc, #00aaff);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 3px;
            animation: logoFloat 3s ease-in-out infinite;
            box-shadow: 0 10px 30px rgba(0, 102, 204, 0.4);
        }

        .logo-inner {
            width: 100%;
            height: 100%;
            background: #0a0a0a;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 28px;
            font-weight: 800;
            background: linear-gradient(135deg, #ffffff, #0066cc);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .logo-section h1 {
            font-size: 28px;
            font-weight: 600;
            background: linear-gradient(135deg, #ffffff, #cccccc);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            margin-bottom: 8px;
            letter-spacing: -0.5px;
        }

        .logo-section p {
            color: #888;
            font-size: 15px;
        }

        @keyframes logoFloat {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-10px); }
        }

        /* ===== WELCOME MESSAGE ===== */
        .welcome-message {
            text-align: center;
            margin-bottom: 30px;
            color: #b0b0b0;
            font-size: 14px;
            line-height: 1.6;
            padding: 0 20px;
        }

        .welcome-message i {
            color: #0066cc;
            margin: 0 5px;
        }

        /* ===== ALERTS ===== */
        .alert {
            padding: 16px 20px;
            border-radius: 12px;
            margin-bottom: 20px;
            display: flex;
            align-items: flex-start;
            gap: 12px;
            animation: slideDown 0.3s ease;
            border-left: 4px solid transparent;
        }

        .alert i {
            font-size: 20px;
            margin-top: 2px;
        }

        .alert-content {
            flex: 1;
        }

        .alert-title {
            font-weight: 600;
            font-size: 16px;
            margin-bottom: 5px;
        }

        .alert-message {
            font-size: 14px;
            line-height: 1.5;
            word-break: break-word;
        }

        .alert-error {
            background: rgba(220, 53, 69, 0.15);
            border-left-color: #dc3545;
        }

        .alert-error i, .alert-error .alert-title {
            color: #ff8a8a;
        }

        .alert-success {
            background: rgba(40, 167, 69, 0.15);
            border-left-color: #28a745;
        }

        .alert-success i, .alert-success .alert-title {
            color: #8aff8a;
        }

        @keyframes slideDown {
            from { opacity: 0; transform: translateY(-20px); }
            to { opacity: 1; transform: translateY(0); }
        }

        /* ===== FORM ===== */
        .form-group {
            margin-bottom: 25px;
        }

        .input-wrapper {
            position: relative;
            display: flex;
            align-items: center;
            transition: transform 0.3s ease;
        }

        .input-icon {
            position: absolute;
            left: 16px;
            color: #666;
            font-size: 16px;
            z-index: 1;
            transition: color 0.3s ease;
        }

        .input-wrapper input {
            width: 100%;
            padding: 16px 16px 16px 48px;
            background: rgba(255, 255, 255, 0.03);
            border: 1.5px solid rgba(255, 255, 255, 0.05);
            border-radius: 16px;
            color: #fff;
            font-size: 15px;
            transition: all 0.3s ease;
            outline: none;
        }

        .input-wrapper input:not(:disabled):focus {
            background: rgba(0, 102, 204, 0.05);
            border-color: #0066cc;
            box-shadow: 0 0 0 4px rgba(0, 102, 204, 0.1);
        }

        .input-wrapper input:not(:disabled):focus ~ .input-icon {
            color: #0066cc;
        }

        .input-wrapper input:disabled {
            opacity: 0.5;
            cursor: not-allowed;
            background: rgba(0, 0, 0, 0.2);
        }

        /* ===== PASSWORD TOGGLE BUTTON ===== */
        .password-toggle {
            position: absolute;
            right: 16px;
            top: 50%;
            transform: translateY(-50%);
            background: none;
            border: none;
            color: #666;
            cursor: pointer;
            font-size: 18px;
            padding: 5px;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: color 0.3s ease;
            z-index: 2;
        }

        .password-toggle:hover:not(:disabled) {
            color: #0066cc;
        }

        .password-toggle:disabled {
            opacity: 0.3;
            cursor: not-allowed;
        }

        .password-toggle:focus {
            outline: none;
        }

        .input-wrapper input[type="password"] {
            padding-right: 50px;
        }

        .input-wrapper input[type="text"] {
            padding-right: 50px;
        }

        /* ===== FORM OPTIONS ===== */
        .form-options {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 25px;
            flex-wrap: wrap;
            gap: 15px;
        }

        .remember-checkbox {
            display: flex;
            align-items: center;
            cursor: pointer;
            user-select: none;
        }

        .remember-checkbox.disabled {
            cursor: not-allowed;
            opacity: 0.5;
        }

        .remember-checkbox input {
            display: none;
        }

        .checkmark {
            width: 20px;
            height: 20px;
            background: rgba(255, 255, 255, 0.05);
            border: 1.5px solid rgba(255, 255, 255, 0.1);
            border-radius: 6px;
            margin-right: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all 0.3s ease;
        }

        .remember-checkbox:not(.disabled):hover .checkmark {
            border-color: #0066cc;
            background: rgba(0, 102, 204, 0.1);
        }

        .remember-checkbox input:checked ~ .checkmark {
            background: #0066cc;
            border-color: #0066cc;
        }

        .checkmark i {
            color: white;
            font-size: 12px;
            opacity: 0;
            transform: scale(0);
            transition: all 0.2s ease;
        }

        .remember-checkbox input:checked ~ .checkmark i {
            opacity: 1;
            transform: scale(1);
        }

        .remember-checkbox span {
            color: #b0b0b0;
            font-size: 14px;
        }

        .forgot-link {
            color: #0066cc;
            text-decoration: none;
            font-size: 14px;
            font-weight: 500;
            transition: all 0.3s ease;
            position: relative;
        }

        .forgot-link i {
            margin-right: 5px;
        }

        .forgot-link::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 0;
            height: 1px;
            background: #0066cc;
            transition: width 0.3s ease;
        }

        .forgot-link:hover:not(.disabled)::after {
            width: 100%;
        }

        .forgot-link.disabled {
            opacity: 0.5;
            pointer-events: none;
        }

        /* ===== BUTTONS ===== */
        .btn-login {
            width: 100%;
            padding: 16px;
            background: linear-gradient(135deg, #0066cc, #00aaff);
            border: none;
            border-radius: 20px;
            color: white;
            font-size: 16px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            box-shadow: 0 8px 20px rgba(0, 102, 204, 0.2);
            margin: 10px 0 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
        }

        .btn-login:hover:not(:disabled) {
            transform: translateY(-2px);
            box-shadow: 0 12px 30px rgba(0, 102, 204, 0.4);
        }

        .btn-login:disabled {
            opacity: 0.5;
            cursor: not-allowed;
        }

        .btn-login.loading {
            pointer-events: none;
            opacity: 0.7;
        }

        .btn-login.loading i {
            animation: spin 1s linear infinite;
        }

        @keyframes spin {
            to { transform: rotate(360deg); }
        }

        .btn-register-alt {
            display: inline-block;
            padding: 12px 30px;
            background: rgba(255, 255, 255, 0.03);
            border: 1.5px solid rgba(0, 102, 204, 0.3);
            border-radius: 30px;
            color: white;
            text-decoration: none;
            font-size: 14px;
            font-weight: 500;
            transition: all 0.3s ease;
        }

        .btn-register-alt:hover:not(.disabled) {
            background: rgba(0, 102, 204, 0.1);
            border-color: #0066cc;
            transform: translateY(-2px);
        }

        .btn-register-alt.disabled {
            opacity: 0.5;
            pointer-events: none;
        }

        /* ===== REGISTER LINK ===== */
        .register-link {
            text-align: center;
            margin-top: 20px;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
        }

        .register-link p {
            color: #888;
            font-size: 14px;
            margin-bottom: 15px;
        }

        /* ===== ARTIST PROMO ===== */
        .artist-promo {
            margin-top: 25px;
            padding: 15px;
            background: rgba(0, 102, 204, 0.05);
            border-radius: 16px;
            border: 1px solid rgba(0, 102, 204, 0.1);
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .artist-promo i {
            font-size: 24px;
            color: #0066cc;
        }

        .artist-promo-content {
            flex: 1;
        }

        .artist-promo-content p {
            color: #b0b0b0;
            font-size: 13px;
            margin-bottom: 5px;
        }

        .artist-promo-content a {
            color: #0066cc;
            text-decoration: none;
            font-size: 13px;
            font-weight: 600;
        }

        .artist-promo-content a:hover:not(.disabled) {
            text-decoration: underline;
        }

        .artist-promo-content a.disabled {
            opacity: 0.5;
            pointer-events: none;
        }

        .artist-promo-content i {
            font-size: 12px;
            margin-left: 5px;
        }

        /* ===== BLOCK OVERLAY ===== */
        .block-overlay {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.85);
            backdrop-filter: blur(8px);
            border-radius: 32px;
            display: flex;
            align-items: center;
            justify-content: center;
            z-index: 20;
            animation: blockAppear 0.5s ease;
        }

        .block-message {
            text-align: center;
            padding: 30px;
            max-width: 350px;
        }

        .block-icon {
            font-size: 60px;
            color: #ff4444;
            margin-bottom: 20px;
            animation: pulse 2s infinite;
        }

        .block-title {
            font-size: 24px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 15px;
        }

        .block-text {
            color: #b0b0b0;
            font-size: 16px;
            line-height: 1.6;
            margin-bottom: 25px;
        }

        .block-timer {
            font-size: 42px;
            font-weight: 800;
            color: #0066cc;
            margin-bottom: 15px;
            font-family: 'Inter', monospace;
            text-shadow: 0 0 20px rgba(0, 102, 204, 0.5);
        }

        .block-progress {
            width: 100%;
            height: 8px;
            background: rgba(255, 255, 255, 0.1);
            border-radius: 4px;
            overflow: hidden;
            margin: 20px 0;
        }

        .block-progress-bar {
            height: 100%;
            background: linear-gradient(90deg, #0066cc, #00aaff);
            width: 100%;
            animation: shrink linear;
            transform-origin: left;
        }

        @keyframes pulse {
            0%, 100% { transform: scale(1); opacity: 1; }
            50% { transform: scale(1.1); opacity: 0.8; }
        }

        @keyframes blockAppear {
            from { opacity: 0; transform: scale(0.9); }
            to { opacity: 1; transform: scale(1); }
        }

        /* ===== RESPONSIVE ===== */
        @media (max-width: 480px) {
            .login-card {
                padding: 30px 20px;
            }

            .logo-section h1 {
                font-size: 24px;
            }

            .form-options {
                flex-direction: column;
                align-items: flex-start;
            }
            
            .block-timer {
                font-size: 32px;
            }
        }